MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-22 08:38:55,901 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-22 08:38:55,903 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-22 08:38:55,914 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-22 08:38:55,915 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-22 08:38:55,916 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-22 08:38:55,917 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-22 08:38:55,918 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-22 08:38:55,920 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-22 08:38:55,920 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-22 08:38:55,921 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-22 08:38:55,922 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-22 08:38:55,922 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-22 08:38:55,923 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-22 08:38:55,924 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-22 08:38:55,925 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-22 08:38:55,926 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-22 08:38:55,928 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-22 08:38:55,930 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-22 08:38:55,931 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-22 08:38:55,932 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-22 08:38:55,933 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-22 08:38:55,935 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-22 08:38:55,935 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-22 08:38:55,935 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-22 08:38:55,936 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-22 08:38:55,937 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-22 08:38:55,937 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-22 08:38:55,938 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-22 08:38:55,938 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-22 08:38:55,939 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-22 08:38:55,939 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-22 08:38:55,940 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-22 08:38:55,941 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-22 08:38:55,941 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-22 08:38:55,941 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-22 08:38:55,942 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-22 08:38:55,943 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-22 08:38:55,943 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-22 08:38:55,943 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2020-06-22 08:38:55,957 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-22 08:38:55,958 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-22 08:38:55,959 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-22 08:38:55,959 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-22 08:38:55,959 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-22 08:38:55,959 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-22 08:38:55,959 INFO L133 SettingsManager]: * Use SBE=true [2020-06-22 08:38:55,959 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-22 08:38:55,960 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-22 08:38:55,960 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-22 08:38:55,960 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-22 08:38:55,960 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-22 08:38:55,960 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-22 08:38:55,960 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-22 08:38:55,961 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 08:38:55,961 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-22 08:38:55,961 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-22 08:38:55,961 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-22 08:38:55,961 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-22 08:38:55,961 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-22 08:38:55,961 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-22 08:38:55,962 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-22 08:38:55,962 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-22 08:38:55,962 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-22 08:38:55,962 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 08:38:55,962 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-22 08:38:55,962 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-22 08:38:55,963 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-22 08:38:55,963 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-22 08:38:55,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-22 08:38:56,001 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-22 08:38:56,004 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-22 08:38:56,006 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-22 08:38:56,006 INFO L276 PluginConnector]: CDTParser initialized [2020-06-22 08:38:56,007 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 08:38:56,115 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/5a565b6441f349b1af1b8b2a2146f013/FLAG62ca62c91 [2020-06-22 08:38:56,439 INFO L307 CDTParser]: Found 1 translation units. [2020-06-22 08:38:56,440 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 08:38:56,447 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/5a565b6441f349b1af1b8b2a2146f013/FLAG62ca62c91 [2020-06-22 08:38:56,844 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/5a565b6441f349b1af1b8b2a2146f013 [2020-06-22 08:38:56,855 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-22 08:38:56,857 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-22 08:38:56,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-22 08:38:56,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-22 08:38:56,862 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-22 08:38:56,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 08:38:56" (1/1) ... [2020-06-22 08:38:56,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3658e0a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:56, skipping insertion in model container [2020-06-22 08:38:56,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 08:38:56" (1/1) ... [2020-06-22 08:38:56,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-22 08:38:56,890 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-22 08:38:57,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 08:38:57,047 INFO L191 MainTranslator]: Completed pre-run [2020-06-22 08:38:57,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 08:38:57,136 INFO L195 MainTranslator]: Completed translation [2020-06-22 08:38:57,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57 WrapperNode [2020-06-22 08:38:57,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-22 08:38:57,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-22 08:38:57,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-22 08:38:57,138 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-22 08:38:57,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-22 08:38:57,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-22 08:38:57,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-22 08:38:57,174 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-22 08:38:57,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-22 08:38:57,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-22 08:38:57,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-22 08:38:57,193 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-22 08:38:57,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (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 08:38:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-22 08:38:57,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-22 08:38:57,382 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-22 08:38:57,382 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2020-06-22 08:38:57,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:38:57 BoogieIcfgContainer [2020-06-22 08:38:57,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-22 08:38:57,384 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-22 08:38:57,384 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-22 08:38:57,387 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-22 08:38:57,388 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:38:57" (1/1) ... [2020-06-22 08:38:57,403 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2020-06-22 08:38:57,404 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-22 08:38:57,405 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-22 08:38:57,406 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-22 08:38:57,406 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-22 08:38:57,408 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-22 08:38:57,409 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-22 08:38:57,409 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-22 08:38:57,424 INFO L185 BlockEncoder]: Using Use SBE [2020-06-22 08:38:57,431 INFO L200 BlockEncoder]: SBE split 0 edges [2020-06-22 08:38:57,437 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-06-22 08:38:57,439 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 08:38:57,454 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-06-22 08:38:57,457 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-06-22 08:38:57,458 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 08:38:57,458 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 08:38:57,459 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-22 08:38:57,459 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 08:38:57,459 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges [2020-06-22 08:38:57,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 08:38:57 BasicIcfg [2020-06-22 08:38:57,460 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-22 08:38:57,461 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-22 08:38:57,461 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-22 08:38:57,464 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-22 08:38:57,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.06 08:38:56" (1/4) ... [2020-06-22 08:38:57,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@482a7b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:38:57, skipping insertion in model container [2020-06-22 08:38:57,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (2/4) ... [2020-06-22 08:38:57,466 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@482a7b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:38:57, skipping insertion in model container [2020-06-22 08:38:57,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:38:57" (3/4) ... [2020-06-22 08:38:57,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@482a7b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:38:57, skipping insertion in model container [2020-06-22 08:38:57,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 08:38:57" (4/4) ... [2020-06-22 08:38:57,468 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 08:38:57,478 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-22 08:38:57,485 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-22 08:38:57,502 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-22 08:38:57,531 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 08:38:57,532 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-22 08:38:57,532 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-22 08:38:57,532 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 08:38:57,532 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 08:38:57,532 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 08:38:57,532 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-22 08:38:57,533 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 08:38:57,533 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-22 08:38:57,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-06-22 08:38:57,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-22 08:38:57,555 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-06-22 08:38:57,603 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-06-22 08:38:57,604 INFO L451 ceAbstractionStarter]: At program point L25-2(lines 25 27) the Hoare annotation is: true [2020-06-22 08:38:57,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:38:57 BasicIcfg [2020-06-22 08:38:57,612 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-22 08:38:57,612 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-22 08:38:57,612 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-22 08:38:57,616 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-22 08:38:57,616 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 08:38:57,617 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.06 08:38:56" (1/5) ... [2020-06-22 08:38:57,617 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8f7b2c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 08:38:57, skipping insertion in model container [2020-06-22 08:38:57,618 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 08:38:57,618 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 08:38:57" (2/5) ... [2020-06-22 08:38:57,618 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8f7b2c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 08:38:57, skipping insertion in model container [2020-06-22 08:38:57,618 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 08:38:57,618 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:38:57" (3/5) ... [2020-06-22 08:38:57,619 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8f7b2c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 08:38:57, skipping insertion in model container [2020-06-22 08:38:57,619 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 08:38:57,619 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 08:38:57" (4/5) ... [2020-06-22 08:38:57,619 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8f7b2c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 08:38:57, skipping insertion in model container [2020-06-22 08:38:57,620 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 08:38:57,620 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:38:57" (5/5) ... [2020-06-22 08:38:57,621 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 08:38:57,647 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 08:38:57,647 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-22 08:38:57,648 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-22 08:38:57,648 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 08:38:57,648 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 08:38:57,648 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 08:38:57,649 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-22 08:38:57,649 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 08:38:57,649 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-22 08:38:57,652 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 08:38:57,668 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 08:38:57,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 08:38:57,669 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 08:38:57,674 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 08:38:57,674 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 08:38:57,674 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2020-06-22 08:38:57,674 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 08:38:57,675 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 08:38:57,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 08:38:57,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 08:38:57,675 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 08:38:57,675 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 08:38:57,680 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L25-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 4#L25-2true [2020-06-22 08:38:57,681 INFO L796 eck$LassoCheckResult]: Loop: 4#L25-2true [23] L25-2-->L25-2: Formula: (and (< 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_8) 10))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L25-2true [2020-06-22 08:38:57,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 08:38:57,687 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times [2020-06-22 08:38:57,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 08:38:57,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 08:38:57,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:57,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 08:38:57,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:57,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 08:38:57,756 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 1 times [2020-06-22 08:38:57,756 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 08:38:57,756 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 08:38:57,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:57,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 08:38:57,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:57,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:57,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 08:38:57,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1542, now seen corresponding path program 1 times [2020-06-22 08:38:57,769 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 08:38:57,769 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 08:38:57,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:57,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 08:38:57,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:57,823 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 08:38:57,825 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 08:38:57,825 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 08:38:57,825 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 08:38:57,825 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 08:38:57,825 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 08:38:57,825 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 08:38:57,825 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 08:38:57,826 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 08:38:57,826 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 08:38:57,826 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 08:38:57,845 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 08:38:57,855 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 08:38:57,859 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 08:38:57,936 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 08:38:57,937 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 08:38:57,944 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:57,944 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:57,978 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 08:38:57,978 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/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 08:38:57,986 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:57,986 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:58,013 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 08:38:58,014 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/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 08:38:58,019 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:58,019 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 08:38:58,051 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 08:38:58,051 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:58,099 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 08:38:58,101 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 08:38:58,101 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 08:38:58,101 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 08:38:58,101 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 08:38:58,102 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 08:38:58,102 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 08:38:58,102 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 08:38:58,102 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 08:38:58,102 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 08:38:58,102 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 08:38:58,102 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 08:38:58,104 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 08:38:58,109 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 08:38:58,113 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 08:38:58,183 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 08:38:58,190 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 08:38:58,192 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,194 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:58,199 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:58,199 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 08:38:58,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,209 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:58,212 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:58,212 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 08:38:58,222 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,223 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,223 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,224 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,224 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:58,225 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 08:38:58,225 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,231 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 08:38:58,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,232 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,232 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:58,236 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:58,236 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:58,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,243 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,244 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:58,247 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:58,247 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:58,257 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,258 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,259 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,259 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,259 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,259 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,259 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:58,261 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:58,261 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,270 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 08:38:58,270 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,271 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,271 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,271 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:58,275 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:58,276 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:58,283 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,284 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,285 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:58,288 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:58,288 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:58,299 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,300 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,301 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:58,302 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:58,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,309 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,309 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 08:38:58,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,310 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,311 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,311 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:58,314 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:58,314 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:58,321 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,321 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,322 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,322 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:58,325 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:58,326 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:58,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,337 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,338 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,338 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,338 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,338 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,338 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:58,340 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:58,340 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,348 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,348 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 08:38:58,348 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,349 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:58,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,350 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:58,352 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:58,352 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:58,361 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,362 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,363 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:58,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,363 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:58,365 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:58,365 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:58,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,375 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,376 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:58,376 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,376 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:58,377 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:58,378 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,387 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,387 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 08:38:58,388 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,389 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,389 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:58,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,389 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:58,392 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:58,392 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:58,401 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,403 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,403 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:58,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,404 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:58,406 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:58,406 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:58,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,419 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,419 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:58,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,419 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:58,421 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:58,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,433 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 08:38:58,433 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 08:38:58,434 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,434 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:58,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,435 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,435 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:58,438 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:58,438 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:58,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,451 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,452 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,452 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:58,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,453 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:58,455 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:58,456 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:58,470 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,471 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,472 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,472 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:58,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,472 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:58,474 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:58,474 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,487 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,488 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 08:38:58,488 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,489 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,489 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:58,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,489 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,490 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:58,491 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:58,491 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:58,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,497 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,497 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,498 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:58,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,498 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:58,500 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:58,500 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:58,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,507 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,508 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,508 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:58,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,509 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:58,509 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:58,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,521 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,521 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 08:38:58,522 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,523 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,523 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:58,523 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,523 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,523 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:58,526 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 08:38:58,526 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 08:38:58,534 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,534 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,535 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,535 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:58,535 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,535 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,536 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:58,538 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 08:38:58,538 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 08:38:58,548 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,548 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,549 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:58,549 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:58,549 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,549 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,549 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,550 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:58,551 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:58,551 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,576 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,585 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 08:38:58,585 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 08:38:58,585 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 08:38:58,585 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 08:38:58,586 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 08:38:58,586 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 08:38:58,586 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 08:38:58,586 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 08:38:58,586 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 08:38:58,586 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 08:38:58,586 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 08:38:58,588 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 08:38:58,594 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 08:38:58,602 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 08:38:58,606 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 08:38:58,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 08:38:58,701 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 08:38:58,701 INFO L412 LassoAnalysis]: Checking for nontermination... 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 08:38:58,707 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:58,707 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:58,734 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 08:38:58,734 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/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 08:38:58,740 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:58,740 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:58,744 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 08:38:58,744 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 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 08:38:58,773 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:58,773 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:58,800 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 08:38:58,800 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=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 08:38:58,808 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:58,808 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:58,812 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 08:38:58,812 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 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 08:38:58,842 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:58,842 INFO L163 nArgumentSynthesizer]: Using integer mode. 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 08:38:58,875 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 08:38:58,875 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:58,921 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 08:38:58,923 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 08:38:58,923 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 08:38:58,924 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 08:38:58,924 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 08:38:58,924 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 08:38:58,924 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 08:38:58,924 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 08:38:58,924 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 08:38:58,924 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 08:38:58,924 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 08:38:58,925 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 08:38:58,926 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 08:38:58,930 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 08:38:58,932 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 08:38:58,939 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 08:38:58,943 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 08:38:58,989 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 08:38:58,989 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 08:38:58,990 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 08:38:58,990 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,991 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,991 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,991 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:58,992 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:58,992 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 08:38:58,994 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,995 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,995 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,995 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,996 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,996 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,996 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:58,996 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 08:38:58,996 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:58,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:58,997 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:58,998 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:58,998 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:58,998 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:58,998 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:58,998 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:58,998 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 08:38:58,999 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,001 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,001 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,002 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,002 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,002 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:59,003 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:59,003 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 08:38:59,005 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,006 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,006 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,006 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,007 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:59,007 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 08:38:59,007 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,008 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,008 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 08:38:59,008 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,009 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,009 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,009 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,009 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,010 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:59,011 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:59,012 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,013 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,013 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,013 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,013 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,013 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,014 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,014 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:59,014 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,015 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,015 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,016 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,016 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,016 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,016 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,016 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,017 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:59,017 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,019 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,019 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,020 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,020 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,021 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:59,022 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:59,026 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,027 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,027 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,028 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,028 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,028 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,028 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,028 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:59,028 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,029 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,029 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 08:38:59,029 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,030 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,030 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,031 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,031 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,032 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,032 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,035 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 08:38:59,036 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,036 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,036 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,037 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,038 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,039 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,039 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,039 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,040 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,040 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,042 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,043 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,043 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,043 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,043 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,045 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,045 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,049 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,049 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,050 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,050 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,050 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,050 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,050 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,051 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,051 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,052 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,052 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 08:38:59,052 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,053 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,053 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,053 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,055 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:59,055 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:59,058 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,058 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,059 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,059 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,059 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,059 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,059 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,060 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:59,060 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,060 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,061 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 08:38:59,061 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,061 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,061 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,061 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,062 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:59,062 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,066 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,066 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,066 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,067 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,067 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,067 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,068 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:59,069 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:59,074 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,074 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,074 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,075 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,075 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,075 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,075 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,075 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:59,076 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,076 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,076 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 08:38:59,077 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,077 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,077 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,078 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,078 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,078 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,079 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:59,079 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:59,083 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,084 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,084 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,084 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,084 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,085 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,085 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,085 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:59,085 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,086 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,086 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,087 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,087 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,087 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,087 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,087 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,087 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,088 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:59,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,093 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,093 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,094 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,094 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,094 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,094 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,095 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,097 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:59,097 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:59,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,102 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,103 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,103 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,104 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,104 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,104 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:59,104 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,106 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,106 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 08:38:59,107 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,107 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,108 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:59,108 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,108 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,108 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,110 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,110 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,115 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,115 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 08:38:59,116 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,116 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:59,116 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,117 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,118 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,118 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,119 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,119 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,120 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,120 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:59,120 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,121 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,122 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,122 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,130 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,131 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,131 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:59,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,131 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,131 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,133 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,133 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,140 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,141 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,141 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,142 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:59,142 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,142 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,142 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,142 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,144 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,145 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,146 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,146 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 08:38:59,147 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,147 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,148 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,148 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,148 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,148 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,150 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:59,151 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:59,159 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,160 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,160 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,160 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,161 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,161 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,161 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,162 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:59,162 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,164 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,164 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,165 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,165 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,167 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:59,167 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,178 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,179 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,179 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,179 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,179 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,179 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,182 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:59,183 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:59,192 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,192 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,193 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,193 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,194 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,195 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:59,196 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,196 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 08:38:59,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,197 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,197 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,198 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,199 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,199 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,203 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,204 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,204 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,205 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,205 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,205 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,209 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,209 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,209 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,210 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,218 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 08:38:59,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,218 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,219 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,220 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,220 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,275 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,277 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,278 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,279 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,279 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,283 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 08:38:59,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,284 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,284 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,284 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:59,286 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 08:38:59,287 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 08:38:59,293 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,293 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,294 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,294 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,294 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,294 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,294 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,295 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:59,295 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:59,295 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,298 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,299 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,299 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:59,300 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:59,300 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,318 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 08:38:59,318 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,318 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,319 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,319 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,319 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:59,321 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 08:38:59,321 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 08:38:59,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,329 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,329 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,329 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,329 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,330 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,330 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:59,331 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:59,331 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,333 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,334 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-06-22 08:38:59,334 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L25-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 4#L25-2true [23] L25-2-->L25-2: Formula: (and (< 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_8) 10))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L25-2true [2020-06-22 08:38:59,334 INFO L796 eck$LassoCheckResult]: Loop: 4#L25-2true [23] L25-2-->L25-2: Formula: (and (< 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_8) 10))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L25-2true [2020-06-22 08:38:59,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 08:38:59,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1542, now seen corresponding path program 2 times [2020-06-22 08:38:59,335 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 08:38:59,335 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 08:38:59,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:59,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 08:38:59,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:59,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 08:38:59,343 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 2 times [2020-06-22 08:38:59,343 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 08:38:59,343 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 08:38:59,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:59,344 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 08:38:59,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:59,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 08:38:59,347 INFO L82 PathProgramCache]: Analyzing trace with hash 47825, now seen corresponding path program 3 times [2020-06-22 08:38:59,347 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 08:38:59,347 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 08:38:59,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:59,348 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 08:38:59,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 08:38:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 08:38:59,363 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 08:38:59,364 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 08:38:59,364 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 08:38:59,364 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 08:38:59,364 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 08:38:59,364 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 08:38:59,364 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 08:38:59,364 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 08:38:59,364 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 08:38:59,365 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 08:38:59,365 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 08:38:59,366 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 08:38:59,370 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 08:38:59,381 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 08:38:59,424 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 08:38:59,424 INFO L412 LassoAnalysis]: Checking for nontermination... 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 08:38:59,433 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:59,434 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:59,461 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 08:38:59,462 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=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 08:38:59,472 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:59,472 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 08:38:59,506 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 08:38:59,506 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:38:59,551 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 08:38:59,553 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 08:38:59,553 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 08:38:59,554 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 08:38:59,554 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 08:38:59,554 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 08:38:59,554 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 08:38:59,554 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 08:38:59,554 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 08:38:59,554 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 08:38:59,554 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 08:38:59,554 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 08:38:59,556 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 08:38:59,563 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 08:38:59,571 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 08:38:59,614 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 08:38:59,615 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 08:38:59,615 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,616 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,616 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,616 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,616 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:59,617 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:59,617 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 08:38:59,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,620 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,621 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,621 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:59,622 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 08:38:59,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,624 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,625 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,626 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:38:59,627 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:59,627 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 08:38:59,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,628 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 08:38:59,629 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,629 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,630 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,631 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:59,631 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:59,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,634 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,634 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,635 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,635 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,635 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,635 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,635 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:59,636 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,637 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,638 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,638 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,639 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,639 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,640 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:59,640 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:59,641 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,641 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 08:38:59,642 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,642 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,643 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,644 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,644 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,648 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,649 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,649 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,652 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,653 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,653 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,655 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,655 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,657 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 08:38:59,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,658 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,658 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,660 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:59,660 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:59,665 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,665 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,666 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,666 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,666 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,666 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,666 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,667 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:59,667 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,670 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,670 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,671 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:38:59,671 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,671 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,671 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,673 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:59,673 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:59,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,676 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 08:38:59,676 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,677 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,677 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,677 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,679 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:59,679 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:59,683 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,684 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,684 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,685 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,686 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:38:59,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,690 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,690 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,691 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,691 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,691 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:38:59,693 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:38:59,693 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:38:59,697 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,697 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 08:38:59,697 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,698 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,698 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:59,698 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,698 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,700 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,700 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,708 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,708 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:59,708 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,708 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,710 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,717 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,717 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,717 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:38:59,718 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,718 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,718 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,720 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,720 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,725 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,725 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 08:38:59,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,726 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,726 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,727 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,727 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,730 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:59,730 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:59,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,740 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,741 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,741 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,741 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,741 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,741 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,741 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,743 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:38:59,743 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,754 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,754 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:38:59,757 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:38:59,757 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:38:59,765 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,766 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 08:38:59,766 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,766 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,767 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,767 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,769 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,769 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,774 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,774 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,774 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,775 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,775 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,775 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,776 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:38:59,776 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,782 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,782 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,783 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,783 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:38:59,783 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,784 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:38:59,785 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:38:59,785 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:38:59,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,790 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 08:38:59,790 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,791 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,791 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,791 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:59,794 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 08:38:59,794 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 08:38:59,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,801 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,802 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,802 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:38:59,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,802 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:59,804 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:38:59,804 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:38:59,821 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,822 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:38:59,822 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:38:59,822 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:38:59,823 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:38:59,823 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:38:59,823 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:38:59,825 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 08:38:59,825 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 08:38:59,831 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:38:59,855 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 08:38:59,855 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 08:38:59,855 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 08:38:59,855 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 08:38:59,856 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 08:38:59,856 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 08:38:59,856 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 08:38:59,856 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 08:38:59,856 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 08:38:59,856 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 08:38:59,856 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 08:38:59,858 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 08:38:59,876 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 08:38:59,879 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 08:38:59,882 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 08:38:59,885 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 08:38:59,960 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 08:38:59,961 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 08:38:59,965 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 08:38:59,965 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 16 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 08:39:00,009 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 08:39:00,009 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 08:39:00,056 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 08:39:00,058 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 08:39:00,058 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 08:39:00,059 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 08:39:00,059 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 08:39:00,059 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 08:39:00,059 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 08:39:00,059 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 08:39:00,059 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 08:39:00,059 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 08:39:00,059 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 08:39:00,059 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 08:39:00,061 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 08:39:00,082 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 08:39:00,084 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 08:39:00,089 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 08:39:00,093 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 08:39:00,148 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 08:39:00,149 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 08:39:00,149 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 08:39:00,150 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,150 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,150 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:39:00,151 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:39:00,151 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 08:39:00,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,157 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 08:39:00,157 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,157 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,158 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:39:00,158 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 08:39:00,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,159 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,159 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,159 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:39:00,160 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:39:00,160 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 08:39:00,162 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,163 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,163 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,163 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:39:00,164 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:39:00,164 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 08:39:00,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,166 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,166 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,167 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 08:39:00,167 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 08:39:00,167 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,167 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 08:39:00,168 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,168 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,168 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,168 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,170 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:39:00,170 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:39:00,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,177 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 08:39:00,178 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,178 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,179 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:39:00,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,179 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,180 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 08:39:00,180 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,181 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,182 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:39:00,182 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:39:00,184 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,185 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,185 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,186 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,187 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:39:00,187 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:39:00,188 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,188 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,189 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,189 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,189 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,189 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,189 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,190 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:39:00,190 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,190 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,190 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 08:39:00,190 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,191 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,191 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,191 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,191 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,193 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:39:00,193 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:39:00,200 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,201 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,201 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,202 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:39:00,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,202 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,202 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,203 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,203 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,204 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:39:00,205 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:39:00,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,209 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,210 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:39:00,210 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:39:00,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,215 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,216 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:39:00,216 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,217 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 08:39:00,217 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,217 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,218 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,218 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,220 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:39:00,220 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:39:00,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,229 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 08:39:00,229 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,230 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,230 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,230 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,230 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,230 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:39:00,230 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,231 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,231 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,232 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,233 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:39:00,233 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:39:00,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,238 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,238 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,239 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,240 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:39:00,240 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:39:00,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,243 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 08:39:00,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,244 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,244 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:39:00,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,245 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,245 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 08:39:00,245 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,246 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,246 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,246 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,248 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:39:00,248 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:39:00,255 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,256 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,256 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,257 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,258 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:39:00,258 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,258 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,258 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,259 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,259 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,259 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,259 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,259 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,260 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:39:00,261 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:39:00,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,265 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,265 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,265 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,266 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,266 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,267 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 08:39:00,267 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 08:39:00,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,271 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,271 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,271 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,271 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,272 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 08:39:00,272 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 08:39:00,272 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,273 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 08:39:00,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,274 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,274 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:39:00,274 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,274 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,275 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,278 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:39:00,278 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:39:00,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,289 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,290 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:39:00,290 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,290 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,290 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,291 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:39:00,291 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,292 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,293 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,293 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,293 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:39:00,294 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,294 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,294 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,297 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:39:00,297 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:39:00,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,303 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,304 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:39:00,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,304 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,306 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:39:00,306 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:39:00,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,311 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,311 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 08:39:00,311 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,312 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,312 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,312 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,313 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:39:00,313 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,314 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,314 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 08:39:00,314 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,315 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,315 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,315 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,315 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,315 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,319 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:39:00,319 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:39:00,333 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,333 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,334 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,334 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,334 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,334 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,335 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,336 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:39:00,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,336 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,337 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,337 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,337 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,338 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,338 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,338 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,340 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:39:00,340 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:39:00,348 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,348 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,349 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,349 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,349 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,349 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,351 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 08:39:00,352 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 08:39:00,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,361 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,361 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 08:39:00,362 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 08:39:00,363 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,363 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,363 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 08:39:00,363 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,364 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,364 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,364 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,364 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,366 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:39:00,366 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:39:00,381 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,382 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,382 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,383 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,383 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,383 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,383 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,383 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,384 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:39:00,384 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,385 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,385 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,386 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,386 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,386 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,386 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,386 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,387 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:39:00,388 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:39:00,393 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,393 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,393 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,394 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,394 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,395 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 08:39:00,395 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 08:39:00,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,399 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,400 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,400 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 08:39:00,400 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,400 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 08:39:00,401 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 08:39:00,401 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,402 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 08:39:00,403 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,403 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,403 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,404 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:39:00,406 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 08:39:00,406 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 08:39:00,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,442 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,443 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,443 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,443 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:39:00,444 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:39:00,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,446 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,447 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,447 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,447 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,448 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:39:00,449 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 08:39:00,450 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 08:39:00,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,456 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,456 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,457 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,457 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,457 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,457 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:39:00,459 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 08:39:00,459 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 08:39:00,464 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,465 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 08:39:00,465 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 08:39:00,466 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 08:39:00,466 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 08:39:00,466 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 08:39:00,466 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 08:39:00,466 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 08:39:00,467 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 08:39:00,467 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 08:39:00,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 08:39:00,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 08:39:00 BasicIcfg [2020-06-22 08:39:00,478 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-22 08:39:00,478 INFO L168 Benchmark]: Toolchain (without parser) took 3622.38 ms. Allocated memory was 649.6 MB in the beginning and 784.3 MB in the end (delta: 134.7 MB). Free memory was 563.9 MB in the beginning and 454.3 MB in the end (delta: 109.6 MB). Peak memory consumption was 244.4 MB. Max. memory is 50.3 GB. [2020-06-22 08:39:00,480 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.8 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-22 08:39:00,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.55 ms. Allocated memory was 649.6 MB in the beginning and 703.1 MB in the end (delta: 53.5 MB). Free memory was 563.9 MB in the beginning and 670.9 MB in the end (delta: -107.0 MB). Peak memory consumption was 30.3 MB. Max. memory is 50.3 GB. [2020-06-22 08:39:00,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.59 ms. Allocated memory is still 703.1 MB. Free memory was 670.9 MB in the beginning and 669.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. [2020-06-22 08:39:00,482 INFO L168 Benchmark]: Boogie Preprocessor took 19.17 ms. Allocated memory is still 703.1 MB. Free memory was 669.8 MB in the beginning and 667.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 50.3 GB. [2020-06-22 08:39:00,482 INFO L168 Benchmark]: RCFGBuilder took 190.71 ms. Allocated memory is still 703.1 MB. Free memory was 667.0 MB in the beginning and 653.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 50.3 GB. [2020-06-22 08:39:00,483 INFO L168 Benchmark]: BlockEncodingV2 took 75.56 ms. Allocated memory is still 703.1 MB. Free memory was 653.2 MB in the beginning and 648.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. [2020-06-22 08:39:00,483 INFO L168 Benchmark]: TraceAbstraction took 151.28 ms. Allocated memory is still 703.1 MB. Free memory was 647.8 MB in the beginning and 639.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 50.3 GB. [2020-06-22 08:39:00,484 INFO L168 Benchmark]: BuchiAutomizer took 2865.45 ms. Allocated memory was 703.1 MB in the beginning and 784.3 MB in the end (delta: 81.3 MB). Free memory was 639.1 MB in the beginning and 454.3 MB in the end (delta: 184.8 MB). Peak memory consumption was 266.1 MB. Max. memory is 50.3 GB. [2020-06-22 08:39:00,488 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 6 locations, 7 edges - StatisticsResult: Encoded RCFG 2 locations, 2 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.8 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 279.55 ms. Allocated memory was 649.6 MB in the beginning and 703.1 MB in the end (delta: 53.5 MB). Free memory was 563.9 MB in the beginning and 670.9 MB in the end (delta: -107.0 MB). Peak memory consumption was 30.3 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 35.59 ms. Allocated memory is still 703.1 MB. Free memory was 670.9 MB in the beginning and 669.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 19.17 ms. Allocated memory is still 703.1 MB. Free memory was 669.8 MB in the beginning and 667.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 50.3 GB. * RCFGBuilder took 190.71 ms. Allocated memory is still 703.1 MB. Free memory was 667.0 MB in the beginning and 653.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 75.56 ms. Allocated memory is still 703.1 MB. Free memory was 653.2 MB in the beginning and 648.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. * TraceAbstraction took 151.28 ms. Allocated memory is still 703.1 MB. Free memory was 647.8 MB in the beginning and 639.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 2865.45 ms. Allocated memory was 703.1 MB in the beginning and 784.3 MB in the end (delta: 81.3 MB). Free memory was 639.1 MB in the beginning and 454.3 MB in the end (delta: 184.8 MB). Peak memory consumption was 266.1 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: 25]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. 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: inital17 mio100 ax177 hnf100 lsp57 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf94 smp100 dnf100 smp100 tf105 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 10ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[18] ULTIMATE.startENTRY-->L25-2: 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_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0]" "[23] L25-2-->L25-2: Formula: (and (< 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_8) 10))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0]" Loop: "[23] L25-2-->L25-2: Formula: (and (< 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* (- 2) v_ULTIMATE.start_main_~x~0_8) 10))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-06-22 08:38:53.635 ----------------------------------------------- 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 08:39:00.725 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check