YES Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-22 00:52:27,992 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-22 00:52:27,995 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-22 00:52:28,006 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-22 00:52:28,006 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-22 00:52:28,007 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-22 00:52:28,008 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-22 00:52:28,010 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-22 00:52:28,011 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-22 00:52:28,012 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-22 00:52:28,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-22 00:52:28,013 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-22 00:52:28,014 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-22 00:52:28,015 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-22 00:52:28,016 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-22 00:52:28,017 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-22 00:52:28,017 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-22 00:52:28,019 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-22 00:52:28,021 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-22 00:52:28,022 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-22 00:52:28,023 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-22 00:52:28,024 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-22 00:52:28,026 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-22 00:52:28,027 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-22 00:52:28,027 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-22 00:52:28,028 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-22 00:52:28,028 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-22 00:52:28,029 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-22 00:52:28,029 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-22 00:52:28,030 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-22 00:52:28,030 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-22 00:52:28,031 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-22 00:52:28,032 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-22 00:52:28,032 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-22 00:52:28,033 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-22 00:52:28,033 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-22 00:52:28,033 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-22 00:52:28,035 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-22 00:52:28,035 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-22 00:52:28,035 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2020-06-22 00:52:28,049 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-22 00:52:28,050 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-22 00:52:28,051 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-22 00:52:28,051 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-22 00:52:28,051 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-22 00:52:28,051 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-22 00:52:28,051 INFO L133 SettingsManager]: * Use SBE=true [2020-06-22 00:52:28,052 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-22 00:52:28,052 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-22 00:52:28,052 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-22 00:52:28,052 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-22 00:52:28,052 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-22 00:52:28,053 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-22 00:52:28,053 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-22 00:52:28,053 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 00:52:28,053 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-22 00:52:28,053 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-22 00:52:28,053 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-22 00:52:28,054 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-22 00:52:28,054 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-22 00:52:28,054 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-22 00:52:28,054 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-22 00:52:28,054 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-22 00:52:28,055 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-22 00:52:28,055 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 00:52:28,055 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-22 00:52:28,055 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-22 00:52:28,055 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-22 00:52:28,055 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-22 00:52:28,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-22 00:52:28,093 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-22 00:52:28,097 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-22 00:52:28,098 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-22 00:52:28,099 INFO L276 PluginConnector]: CDTParser initialized [2020-06-22 00:52:28,099 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 00:52:28,168 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/9dee12ceb80c4026a218341398360e47/FLAG6c500a876 [2020-06-22 00:52:28,515 INFO L307 CDTParser]: Found 1 translation units. [2020-06-22 00:52:28,516 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 00:52:28,523 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/9dee12ceb80c4026a218341398360e47/FLAG6c500a876 [2020-06-22 00:52:28,935 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/9dee12ceb80c4026a218341398360e47 [2020-06-22 00:52:28,953 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-22 00:52:28,956 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-22 00:52:28,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-22 00:52:28,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-22 00:52:28,963 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-22 00:52:28,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 12:52:28" (1/1) ... [2020-06-22 00:52:28,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ae7b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:28, skipping insertion in model container [2020-06-22 00:52:28,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 12:52:28" (1/1) ... [2020-06-22 00:52:28,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-22 00:52:29,006 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-22 00:52:29,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 00:52:29,180 INFO L191 MainTranslator]: Completed pre-run [2020-06-22 00:52:29,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 00:52:29,286 INFO L195 MainTranslator]: Completed translation [2020-06-22 00:52:29,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29 WrapperNode [2020-06-22 00:52:29,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-22 00:52:29,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-22 00:52:29,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-22 00:52:29,289 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-22 00:52:29,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-22 00:52:29,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-22 00:52:29,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-22 00:52:29,323 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-22 00:52:29,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-22 00:52:29,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-22 00:52:29,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-22 00:52:29,340 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-22 00:52:29,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (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 00:52:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure A [2020-06-22 00:52:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure A [2020-06-22 00:52:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-22 00:52:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-22 00:52:29,625 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-22 00:52:29,626 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. [2020-06-22 00:52:29,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:52:29 BoogieIcfgContainer [2020-06-22 00:52:29,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-22 00:52:29,628 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-22 00:52:29,629 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-22 00:52:29,631 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-22 00:52:29,632 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:52:29" (1/1) ... [2020-06-22 00:52:29,656 INFO L313 BlockEncoder]: Initial Icfg 17 locations, 20 edges [2020-06-22 00:52:29,658 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-22 00:52:29,659 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-22 00:52:29,660 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-22 00:52:29,661 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-22 00:52:29,663 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-22 00:52:29,664 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-22 00:52:29,665 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-22 00:52:29,688 INFO L185 BlockEncoder]: Using Use SBE [2020-06-22 00:52:29,710 INFO L200 BlockEncoder]: SBE split 3 edges [2020-06-22 00:52:29,716 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-06-22 00:52:29,718 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 00:52:29,729 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2020-06-22 00:52:29,732 INFO L70 RemoveSinkStates]: Removed 5 edges and 4 locations by removing sink states [2020-06-22 00:52:29,734 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 00:52:29,734 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 00:52:29,735 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-22 00:52:29,735 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 00:52:29,735 INFO L313 BlockEncoder]: Encoded RCFG 11 locations, 16 edges [2020-06-22 00:52:29,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 12:52:29 BasicIcfg [2020-06-22 00:52:29,736 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-22 00:52:29,737 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-22 00:52:29,737 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-22 00:52:29,741 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-22 00:52:29,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.06 12:52:28" (1/4) ... [2020-06-22 00:52:29,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@571f68f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 12:52:29, skipping insertion in model container [2020-06-22 00:52:29,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (2/4) ... [2020-06-22 00:52:29,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@571f68f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 12:52:29, skipping insertion in model container [2020-06-22 00:52:29,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:52:29" (3/4) ... [2020-06-22 00:52:29,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@571f68f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 12:52:29, skipping insertion in model container [2020-06-22 00:52:29,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 12:52:29" (4/4) ... [2020-06-22 00:52:29,745 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 00:52:29,756 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-22 00:52:29,764 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-22 00:52:29,784 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-22 00:52:29,823 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 00:52:29,824 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-22 00:52:29,824 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-22 00:52:29,824 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 00:52:29,824 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 00:52:29,824 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 00:52:29,825 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-22 00:52:29,825 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 00:52:29,825 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-22 00:52:29,845 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2020-06-22 00:52:29,851 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-22 00:52:29,858 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-06-22 00:52:29,927 INFO L448 ceAbstractionStarter]: For program point L17(lines 17 21) no Hoare annotation was computed. [2020-06-22 00:52:29,927 INFO L448 ceAbstractionStarter]: For program point L18-1(line 18) no Hoare annotation was computed. [2020-06-22 00:52:29,927 INFO L448 ceAbstractionStarter]: For program point L17-2(lines 16 22) no Hoare annotation was computed. [2020-06-22 00:52:29,928 INFO L451 ceAbstractionStarter]: At program point AENTRY(lines 16 22) the Hoare annotation is: true [2020-06-22 00:52:29,928 INFO L448 ceAbstractionStarter]: For program point AEXIT(lines 16 22) no Hoare annotation was computed. [2020-06-22 00:52:29,928 INFO L451 ceAbstractionStarter]: At program point L18(line 18) the Hoare annotation is: true [2020-06-22 00:52:29,928 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2020-06-22 00:52:29,929 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-06-22 00:52:29,929 INFO L451 ceAbstractionStarter]: At program point L29(line 29) the Hoare annotation is: true [2020-06-22 00:52:29,929 INFO L451 ceAbstractionStarter]: At program point L28(line 28) the Hoare annotation is: true [2020-06-22 00:52:29,929 INFO L448 ceAbstractionStarter]: For program point L28-1(line 28) no Hoare annotation was computed. [2020-06-22 00:52:29,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 12:52:29 BasicIcfg [2020-06-22 00:52:29,933 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-22 00:52:29,934 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-22 00:52:29,934 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-22 00:52:29,937 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-22 00:52:29,938 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:52:29,939 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.06 12:52:28" (1/5) ... [2020-06-22 00:52:29,939 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69554b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 12:52:29, skipping insertion in model container [2020-06-22 00:52:29,939 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:52:29,940 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:52:29" (2/5) ... [2020-06-22 00:52:29,940 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69554b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 12:52:29, skipping insertion in model container [2020-06-22 00:52:29,940 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:52:29,940 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:52:29" (3/5) ... [2020-06-22 00:52:29,941 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69554b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 12:52:29, skipping insertion in model container [2020-06-22 00:52:29,941 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:52:29,941 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 12:52:29" (4/5) ... [2020-06-22 00:52:29,941 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69554b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 12:52:29, skipping insertion in model container [2020-06-22 00:52:29,942 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:52:29,942 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 12:52:29" (5/5) ... [2020-06-22 00:52:29,943 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 00:52:29,971 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 00:52:29,971 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-22 00:52:29,971 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-22 00:52:29,971 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 00:52:29,971 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 00:52:29,972 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 00:52:29,972 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-22 00:52:29,972 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 00:52:29,972 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-22 00:52:29,976 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2020-06-22 00:52:29,998 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-06-22 00:52:29,999 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:52:29,999 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:52:30,006 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-06-22 00:52:30,006 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-06-22 00:52:30,007 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2020-06-22 00:52:30,007 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2020-06-22 00:52:30,008 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-06-22 00:52:30,008 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:52:30,009 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:52:30,009 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-06-22 00:52:30,009 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-06-22 00:52:30,014 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue [43] ULTIMATE.startENTRY-->L-1: Formula: (= v_~g~0_4 0) InVars {} OutVars{~g~0=v_~g~0_4} AuxVars[] AssignedVars[~g~0] 3#L-1true [58] L-1-->L28: Formula: (and (= 0 v_ULTIMATE.start_main_~h~0_1) (= v_ULTIMATE.start_main_~g~1_3 |v_ULTIMATE.start_main_#t~nondet1_9|) (> 0 v_ULTIMATE.start_main_~g~1_3)) InVars {} OutVars{ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_1, ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_3, ULTIMATE.start_main_#t~ret3=|v_ULTIMATE.start_main_#t~ret3_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_9|] AssignedVars[ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~h~0, ULTIMATE.start_main_~g~1, ULTIMATE.start_main_#t~ret3] 9#L28true [34] L28-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_2| v_ULTIMATE.start_main_~h~0_6) (= |v_A_#in~a1InParam_2| v_ULTIMATE.start_main_~g~1_8)) InVars {ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_8, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_6} OutVars{A_#in~a1=|v_A_#in~a1InParam_2|, A_#in~a2=|v_A_#in~a2InParam_2|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 10#AENTRYtrue [2020-06-22 00:52:30,015 INFO L796 eck$LassoCheckResult]: Loop: 10#AENTRYtrue [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 7#L17true [59] L17-->L18: Formula: (> v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 4#L18true [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 10#AENTRYtrue [2020-06-22 00:52:30,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:30,020 INFO L82 PathProgramCache]: Analyzing trace with hash 72946, now seen corresponding path program 1 times [2020-06-22 00:52:30,022 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:30,023 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:30,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:30,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:30,105 INFO L82 PathProgramCache]: Analyzing trace with hash 66258, now seen corresponding path program 1 times [2020-06-22 00:52:30,105 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:30,106 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:30,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,107 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:30,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:30,117 INFO L82 PathProgramCache]: Analyzing trace with hash -2121796543, now seen corresponding path program 1 times [2020-06-22 00:52:30,118 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:30,118 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:30,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:30,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:52:30,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:52:30,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 00:52:30,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-06-22 00:52:30,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-06-22 00:52:30,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-06-22 00:52:30,309 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 5 states. [2020-06-22 00:52:30,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:52:30,404 INFO L93 Difference]: Finished difference Result 24 states and 34 transitions. [2020-06-22 00:52:30,405 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-06-22 00:52:30,408 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 34 transitions. [2020-06-22 00:52:30,412 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-06-22 00:52:30,421 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 34 transitions. [2020-06-22 00:52:30,422 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2020-06-22 00:52:30,422 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2020-06-22 00:52:30,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 34 transitions. [2020-06-22 00:52:30,425 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:52:30,426 INFO L706 BuchiCegarLoop]: Abstraction has 24 states and 34 transitions. [2020-06-22 00:52:30,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 34 transitions. [2020-06-22 00:52:30,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 20. [2020-06-22 00:52:30,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-06-22 00:52:30,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2020-06-22 00:52:30,461 INFO L729 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2020-06-22 00:52:30,461 INFO L609 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2020-06-22 00:52:30,461 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2020-06-22 00:52:30,461 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2020-06-22 00:52:30,463 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-06-22 00:52:30,463 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:52:30,463 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:52:30,463 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-06-22 00:52:30,463 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-06-22 00:52:30,464 INFO L794 eck$LassoCheckResult]: Stem: 57#ULTIMATE.startENTRY [43] ULTIMATE.startENTRY-->L-1: Formula: (= v_~g~0_4 0) InVars {} OutVars{~g~0=v_~g~0_4} AuxVars[] AssignedVars[~g~0] 50#L-1 [57] L-1-->L28: Formula: (and (= 1 v_ULTIMATE.start_main_~h~0_1) (= v_ULTIMATE.start_main_~g~1_3 |v_ULTIMATE.start_main_#t~nondet1_8|) (= 0 v_ULTIMATE.start_main_~g~1_3)) InVars {} OutVars{ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_1, ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_3, ULTIMATE.start_main_#t~ret3=|v_ULTIMATE.start_main_#t~ret3_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_8|] AssignedVars[ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~h~0, ULTIMATE.start_main_~g~1, ULTIMATE.start_main_#t~ret3] 51#L28 [34] L28-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_2| v_ULTIMATE.start_main_~h~0_6) (= |v_A_#in~a1InParam_2| v_ULTIMATE.start_main_~g~1_8)) InVars {ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_8, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_6} OutVars{A_#in~a1=|v_A_#in~a1InParam_2|, A_#in~a2=|v_A_#in~a2InParam_2|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 56#AENTRY [2020-06-22 00:52:30,464 INFO L796 eck$LassoCheckResult]: Loop: 56#AENTRY [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 64#L17 [59] L17-->L18: Formula: (> v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 53#L18 [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 56#AENTRY [2020-06-22 00:52:30,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:30,464 INFO L82 PathProgramCache]: Analyzing trace with hash 72915, now seen corresponding path program 1 times [2020-06-22 00:52:30,465 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:30,465 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:30,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:30,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:30,476 INFO L82 PathProgramCache]: Analyzing trace with hash 66258, now seen corresponding path program 2 times [2020-06-22 00:52:30,476 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:30,476 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:30,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:30,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:30,484 INFO L82 PathProgramCache]: Analyzing trace with hash -2122720064, now seen corresponding path program 1 times [2020-06-22 00:52:30,484 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:30,484 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:30,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,485 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:52:30,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:52:30,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:52:30,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 00:52:30,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-06-22 00:52:30,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-06-22 00:52:30,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-06-22 00:52:30,581 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 7 Second operand 5 states. [2020-06-22 00:52:30,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:52:30,641 INFO L93 Difference]: Finished difference Result 33 states and 46 transitions. [2020-06-22 00:52:30,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-06-22 00:52:30,643 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 46 transitions. [2020-06-22 00:52:30,646 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-06-22 00:52:30,648 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 46 transitions. [2020-06-22 00:52:30,648 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2020-06-22 00:52:30,648 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2020-06-22 00:52:30,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 46 transitions. [2020-06-22 00:52:30,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:52:30,649 INFO L706 BuchiCegarLoop]: Abstraction has 33 states and 46 transitions. [2020-06-22 00:52:30,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 46 transitions. [2020-06-22 00:52:30,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 29. [2020-06-22 00:52:30,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-06-22 00:52:30,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2020-06-22 00:52:30,655 INFO L729 BuchiCegarLoop]: Abstraction has 29 states and 37 transitions. [2020-06-22 00:52:30,655 INFO L609 BuchiCegarLoop]: Abstraction has 29 states and 37 transitions. [2020-06-22 00:52:30,656 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2020-06-22 00:52:30,656 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 37 transitions. [2020-06-22 00:52:30,657 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-06-22 00:52:30,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:52:30,658 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:52:30,658 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-06-22 00:52:30,658 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-06-22 00:52:30,658 INFO L794 eck$LassoCheckResult]: Stem: 124#ULTIMATE.startENTRY [43] ULTIMATE.startENTRY-->L-1: Formula: (= v_~g~0_4 0) InVars {} OutVars{~g~0=v_~g~0_4} AuxVars[] AssignedVars[~g~0] 115#L-1 [56] L-1-->L28: Formula: (and (< 0 v_ULTIMATE.start_main_~g~1_3) (= 0 v_ULTIMATE.start_main_~h~0_1) (= v_ULTIMATE.start_main_~g~1_3 |v_ULTIMATE.start_main_#t~nondet1_7|)) InVars {} OutVars{ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_1, ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_3, ULTIMATE.start_main_#t~ret3=|v_ULTIMATE.start_main_#t~ret3_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_7|] AssignedVars[ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~h~0, ULTIMATE.start_main_~g~1, ULTIMATE.start_main_#t~ret3] 116#L28 [34] L28-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_2| v_ULTIMATE.start_main_~h~0_6) (= |v_A_#in~a1InParam_2| v_ULTIMATE.start_main_~g~1_8)) InVars {ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_8, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_6} OutVars{A_#in~a1=|v_A_#in~a1InParam_2|, A_#in~a2=|v_A_#in~a2InParam_2|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 123#AENTRY [2020-06-22 00:52:30,659 INFO L796 eck$LassoCheckResult]: Loop: 123#AENTRY [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 136#L17 [59] L17-->L18: Formula: (> v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 119#L18 [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 123#AENTRY [2020-06-22 00:52:30,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:30,659 INFO L82 PathProgramCache]: Analyzing trace with hash 72884, now seen corresponding path program 1 times [2020-06-22 00:52:30,659 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:30,659 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:30,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:30,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:30,668 INFO L82 PathProgramCache]: Analyzing trace with hash 66258, now seen corresponding path program 3 times [2020-06-22 00:52:30,668 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:30,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:30,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:30,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:30,677 INFO L82 PathProgramCache]: Analyzing trace with hash -2123643585, now seen corresponding path program 1 times [2020-06-22 00:52:30,677 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:30,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:30,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,678 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:52:30,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:30,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:30,812 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 00:52:30,813 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 00:52:30,835 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 00:52:30,835 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 00:52:30,835 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 00:52:30,836 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 00:52:30,836 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 00:52:30,836 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 00:52:30,836 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso [2020-06-22 00:52:30,836 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 00:52:30,836 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 00:52:30,856 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 00:52:30,863 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 00:52:30,876 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 00:52:30,878 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 00:52:30,888 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 00:52:30,891 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 00:52:30,893 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 00:52:30,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 00:52:30,897 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 00:52:30,899 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 00:52:30,901 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 00:52:30,904 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 00:52:30,907 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 00:52:31,015 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 00:52:31,016 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 00:52:31,023 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 00:52:31,023 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 00:52:31,031 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 00:52:31,031 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 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-06-22 00:52:31,062 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 00:52:31,062 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 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 00:52:31,100 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 00:52:31,100 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 00:52:31,322 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 00:52:31,325 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 00:52:31,325 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 00:52:31,325 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 00:52:31,325 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 00:52:31,325 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 00:52:31,325 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 00:52:31,326 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 00:52:31,326 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 00:52:31,326 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso [2020-06-22 00:52:31,326 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 00:52:31,327 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 00:52:31,329 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 00:52:31,346 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 00:52:31,348 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 00:52:31,352 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 00:52:31,356 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 00:52:31,369 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 00:52:31,372 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 00:52:31,375 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 00:52:31,377 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 00:52:31,379 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 00:52:31,381 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 00:52:31,384 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 00:52:31,386 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 00:52:31,498 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 00:52:31,504 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 00:52:31,505 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,507 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,507 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,508 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,513 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:31,513 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 00:52:31,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,550 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,551 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,551 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,552 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,552 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,552 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,552 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,553 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,554 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,554 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,555 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,555 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,555 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,555 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,555 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,556 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,556 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,557 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,557 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,557 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,557 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,558 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,558 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,558 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,558 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,558 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,559 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,559 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,560 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,560 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,563 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:31,563 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 00:52:31,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,571 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,571 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,572 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,572 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,572 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,572 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,572 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,573 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,574 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,575 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,575 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,575 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,575 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,575 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,576 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,577 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,577 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,577 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,577 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,577 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,578 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,578 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,579 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,579 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,580 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,580 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,580 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,580 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,580 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,581 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,581 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,582 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,583 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,583 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,583 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,583 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,583 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,583 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,584 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,584 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,585 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,585 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,585 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,586 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,586 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,586 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,586 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,587 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,587 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,588 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,588 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,589 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,589 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,589 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,589 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,590 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,591 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,591 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 00:52:31,592 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 00:52:31,592 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,593 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,593 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 00:52:31,594 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,594 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,595 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,595 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,598 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 00:52:31,598 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 00:52:31,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,622 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,622 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,622 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,623 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,623 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,624 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,624 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 00:52:31,624 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,625 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,625 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,625 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,626 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,627 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,628 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,628 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,628 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,629 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,629 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,629 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,630 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,630 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,630 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,631 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,633 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 00:52:31,634 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 00:52:31,640 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,640 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,641 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,641 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,641 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,641 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,642 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,643 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,644 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,645 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,645 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,646 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,646 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,646 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,647 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,647 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,647 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,649 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,649 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,650 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,650 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,652 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 00:52:31,653 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,653 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,654 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,654 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,655 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,656 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,656 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,656 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,657 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,657 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,658 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 00:52:31,659 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,660 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,660 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,660 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,661 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,662 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,662 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,662 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,662 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,663 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,663 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,664 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,664 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 00:52:31,665 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 00:52:31,665 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,666 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,666 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,669 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 00:52:31,669 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 00:52:31,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,705 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,706 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,707 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,707 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,707 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,708 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,708 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,709 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,709 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,710 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,710 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,711 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,712 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,712 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,712 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,713 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,714 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,714 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,715 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,716 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,718 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 00:52:31,718 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 00:52:31,728 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,728 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,729 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,729 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,730 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,730 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,731 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,732 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,732 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,733 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,734 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,734 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,735 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,735 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,736 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,736 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,736 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,737 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,738 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,738 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,739 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,739 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,739 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,740 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,740 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,740 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,741 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,741 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,741 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,741 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,742 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,742 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,742 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,742 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,743 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,744 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,744 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,744 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,744 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,745 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,745 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,747 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,747 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,747 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,748 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,749 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,749 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,750 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,750 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,750 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,750 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,751 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,751 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,752 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 00:52:31,752 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,752 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,753 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,756 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 00:52:31,757 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 00:52:31,778 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,778 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,779 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,779 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,780 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,780 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,780 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,782 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 00:52:31,782 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,783 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,783 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,783 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,783 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,784 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,784 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,785 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,786 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,786 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,786 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,786 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,787 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,788 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,792 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 00:52:31,792 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 00:52:31,799 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,800 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,801 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,801 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,802 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,802 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,803 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,803 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,803 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,804 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,804 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,804 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,804 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,805 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,805 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,806 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,806 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,807 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,807 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,807 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,807 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,808 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,808 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,809 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,809 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,809 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,810 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,810 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,811 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,811 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,812 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,812 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,812 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,812 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,812 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,813 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,813 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,838 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,838 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,839 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,839 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,839 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,839 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,840 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,840 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,840 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,841 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,842 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,842 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,842 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,842 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,842 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,843 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,843 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,844 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,844 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,844 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 00:52:31,844 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,845 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,846 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:31,846 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,847 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 00:52:31,847 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,848 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,848 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,848 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,850 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 00:52:31,850 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 00:52:31,867 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,867 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,868 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,868 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,868 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,868 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,868 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,868 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,869 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,869 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,870 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,871 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,871 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,871 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,872 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,873 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,873 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,873 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,874 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,874 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,874 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,875 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,875 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,876 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,876 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,876 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,877 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,877 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,877 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,879 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 00:52:31,879 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 00:52:31,887 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,888 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,888 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,888 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,889 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,889 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,889 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,889 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,890 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,890 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,890 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,891 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,891 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,891 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,891 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,892 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,892 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,892 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,893 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,894 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,894 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,894 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,894 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,894 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,895 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,895 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,895 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,896 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,896 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,897 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,897 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,897 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,897 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,898 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,899 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,899 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,900 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,900 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,900 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,900 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,900 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,900 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,901 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,901 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,902 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,902 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,902 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,902 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,903 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,903 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,903 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,903 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,903 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,904 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,905 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,905 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,905 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,905 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,905 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,906 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,906 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,906 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,907 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,908 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,908 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:31,908 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,908 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 00:52:31,909 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 00:52:31,909 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,910 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 00:52:31,910 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,911 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,911 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,911 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,914 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 00:52:31,914 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 00:52:31,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,934 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,935 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,935 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,936 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,936 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,936 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,938 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,938 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,939 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,939 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,939 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,939 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,939 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,939 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,940 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,940 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,942 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,943 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,943 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,943 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,943 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,943 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,944 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,944 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,946 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,946 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,946 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,947 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,947 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,947 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,950 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 00:52:31,950 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 00:52:31,959 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,960 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,960 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,961 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,961 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,962 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,962 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,963 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,964 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,964 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,964 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,965 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,965 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,965 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,965 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,966 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,966 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,967 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,967 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,968 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,968 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,968 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,968 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,968 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,968 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,969 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,969 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,971 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,971 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,972 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,972 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,972 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,972 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,972 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,973 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,973 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,975 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,975 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,976 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,976 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,976 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,976 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,977 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,977 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,977 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,978 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,979 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,979 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,980 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,980 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,980 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,980 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,980 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,980 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,981 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,981 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,982 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,983 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,983 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,983 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,984 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,984 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,985 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,985 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,986 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,986 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:31,987 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,987 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 00:52:31,987 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:31,987 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,987 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,987 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:31,988 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:31,988 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:31,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:31,990 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 00:52:31,990 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 00:52:31,991 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:31,991 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:31,991 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:31,991 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:31,991 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:31,995 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 00:52:31,995 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 00:52:32,030 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,031 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,032 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,032 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,032 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,032 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,032 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,032 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,034 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,034 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,034 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,035 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 00:52:32,036 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,036 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,036 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,036 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,037 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,039 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,040 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,040 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,040 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,040 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,041 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,041 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,042 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,042 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,043 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 00:52:32,044 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,044 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,044 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,044 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,048 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 00:52:32,048 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 00:52:32,065 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,066 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 00:52:32,067 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,067 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,067 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,067 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,067 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,067 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,068 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,069 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,069 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,070 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,070 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,070 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,070 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,071 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,071 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,071 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,072 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,072 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,073 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,073 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,074 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,074 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,074 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,074 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,074 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,074 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,075 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,075 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,076 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,077 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 00:52:32,077 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,077 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,078 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,078 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,078 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,078 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,079 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,079 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,080 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,081 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,081 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,081 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,081 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,082 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,082 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,082 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,083 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,083 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,084 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,084 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,085 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,085 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,085 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,085 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,085 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,087 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,087 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,087 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,088 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,088 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,088 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,088 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,089 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,090 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,090 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,091 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,091 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,092 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,092 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,092 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,092 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,092 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,093 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 00:52:32,094 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 00:52:32,094 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,095 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,095 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 00:52:32,095 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,096 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,096 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,096 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,096 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,096 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,098 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 00:52:32,098 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 00:52:32,126 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,127 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,127 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,127 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,128 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,128 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,130 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,130 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 00:52:32,131 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,131 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,131 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,131 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,131 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,132 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,132 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,134 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,135 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,135 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,135 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,136 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,136 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,136 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,136 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,138 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,138 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,139 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,139 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,139 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,139 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,139 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,141 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 00:52:32,141 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 00:52:32,151 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,152 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,152 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,152 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,152 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,153 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,153 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,153 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,153 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,153 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,156 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,156 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,156 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,156 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,157 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,157 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,157 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,159 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,159 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 00:52:32,160 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,160 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,160 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,160 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,160 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,160 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,161 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,161 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,163 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 00:52:32,164 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,164 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,164 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,165 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,165 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,168 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,168 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,168 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,168 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,169 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,169 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,169 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,171 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,171 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,172 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,172 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,172 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,172 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,173 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,173 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,176 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,176 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,176 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,177 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,177 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,179 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,179 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 00:52:32,180 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,180 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 00:52:32,180 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 00:52:32,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,183 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 00:52:32,183 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,183 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,184 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,184 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,187 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 00:52:32,187 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 00:52:32,261 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,262 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,262 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,262 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,262 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,263 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,263 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,267 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,267 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,268 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,268 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,268 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,272 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,273 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,273 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,273 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,274 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,274 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,277 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 00:52:32,277 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,277 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,278 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,281 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 00:52:32,281 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 00:52:32,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,296 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,297 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,297 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,297 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,297 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,298 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,298 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,301 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,301 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,302 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,302 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,302 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,302 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,303 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,303 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,305 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,306 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,306 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,306 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,306 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,306 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,307 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,307 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,311 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,311 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,312 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,312 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,312 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,312 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,312 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,312 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,313 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,313 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,317 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,318 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,318 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,318 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,319 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,321 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,322 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,323 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,323 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,324 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,324 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,327 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,327 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,327 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,328 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,328 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,328 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,329 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,331 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,331 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 00:52:32,332 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 00:52:32,332 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 00:52:32,332 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 00:52:32,332 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 00:52:32,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 00:52:32,332 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 00:52:32,333 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 00:52:32,333 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 00:52:32,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 00:52:32,337 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-06-22 00:52:32,338 INFO L794 eck$LassoCheckResult]: Stem: 124#ULTIMATE.startENTRY [43] ULTIMATE.startENTRY-->L-1: Formula: (= v_~g~0_4 0) InVars {} OutVars{~g~0=v_~g~0_4} AuxVars[] AssignedVars[~g~0] 115#L-1 [56] L-1-->L28: Formula: (and (< 0 v_ULTIMATE.start_main_~g~1_3) (= 0 v_ULTIMATE.start_main_~h~0_1) (= v_ULTIMATE.start_main_~g~1_3 |v_ULTIMATE.start_main_#t~nondet1_7|)) InVars {} OutVars{ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_1, ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_3, ULTIMATE.start_main_#t~ret3=|v_ULTIMATE.start_main_#t~ret3_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_7|] AssignedVars[ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~h~0, ULTIMATE.start_main_~g~1, ULTIMATE.start_main_#t~ret3] 116#L28 [34] L28-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_2| v_ULTIMATE.start_main_~h~0_6) (= |v_A_#in~a1InParam_2| v_ULTIMATE.start_main_~g~1_8)) InVars {ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_8, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_6} OutVars{A_#in~a1=|v_A_#in~a1InParam_2|, A_#in~a2=|v_A_#in~a2InParam_2|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 123#AENTRY [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 136#L17 [59] L17-->L18: Formula: (> v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 119#L18 [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 123#AENTRY [2020-06-22 00:52:32,338 INFO L796 eck$LassoCheckResult]: Loop: 123#AENTRY [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 136#L17 [59] L17-->L18: Formula: (> v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 119#L18 [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 123#AENTRY [2020-06-22 00:52:32,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:32,339 INFO L82 PathProgramCache]: Analyzing trace with hash -2123643585, now seen corresponding path program 2 times [2020-06-22 00:52:32,339 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:32,339 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:32,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:32,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:32,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:32,350 INFO L82 PathProgramCache]: Analyzing trace with hash 66258, now seen corresponding path program 4 times [2020-06-22 00:52:32,350 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:32,350 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:32,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,351 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:52:32,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:32,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:32,356 INFO L82 PathProgramCache]: Analyzing trace with hash -597734188, now seen corresponding path program 3 times [2020-06-22 00:52:32,356 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:32,356 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:32,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,357 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:52:32,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:52:32,407 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:52:32,407 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2020-06-22 00:52:32,407 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2020-06-22 00:52:32,420 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2020-06-22 00:52:32,441 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-06-22 00:52:32,442 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-06-22 00:52:32,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 6 conjunts are in the unsatisfiable core [2020-06-22 00:52:32,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2020-06-22 00:52:32,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:52:32,494 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-06-22 00:52:32,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2020-06-22 00:52:32,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-06-22 00:52:32,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-06-22 00:52:32,553 INFO L87 Difference]: Start difference. First operand 29 states and 37 transitions. cyclomatic complexity: 9 Second operand 7 states. [2020-06-22 00:52:32,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:52:32,730 INFO L93 Difference]: Finished difference Result 45 states and 58 transitions. [2020-06-22 00:52:32,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-06-22 00:52:32,731 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 58 transitions. [2020-06-22 00:52:32,733 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2020-06-22 00:52:32,735 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 58 transitions. [2020-06-22 00:52:32,735 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2020-06-22 00:52:32,736 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2020-06-22 00:52:32,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 58 transitions. [2020-06-22 00:52:32,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:52:32,737 INFO L706 BuchiCegarLoop]: Abstraction has 45 states and 58 transitions. [2020-06-22 00:52:32,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 58 transitions. [2020-06-22 00:52:32,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 42. [2020-06-22 00:52:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-06-22 00:52:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 53 transitions. [2020-06-22 00:52:32,743 INFO L729 BuchiCegarLoop]: Abstraction has 42 states and 53 transitions. [2020-06-22 00:52:32,743 INFO L609 BuchiCegarLoop]: Abstraction has 42 states and 53 transitions. [2020-06-22 00:52:32,743 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2020-06-22 00:52:32,743 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 53 transitions. [2020-06-22 00:52:32,744 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2020-06-22 00:52:32,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:52:32,745 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:52:32,745 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-06-22 00:52:32,745 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 1, 1] [2020-06-22 00:52:32,745 INFO L794 eck$LassoCheckResult]: Stem: 249#ULTIMATE.startENTRY [43] ULTIMATE.startENTRY-->L-1: Formula: (= v_~g~0_4 0) InVars {} OutVars{~g~0=v_~g~0_4} AuxVars[] AssignedVars[~g~0] 242#L-1 [56] L-1-->L28: Formula: (and (< 0 v_ULTIMATE.start_main_~g~1_3) (= 0 v_ULTIMATE.start_main_~h~0_1) (= v_ULTIMATE.start_main_~g~1_3 |v_ULTIMATE.start_main_#t~nondet1_7|)) InVars {} OutVars{ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_1, ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_3, ULTIMATE.start_main_#t~ret3=|v_ULTIMATE.start_main_#t~ret3_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_7|] AssignedVars[ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~h~0, ULTIMATE.start_main_~g~1, ULTIMATE.start_main_#t~ret3] 243#L28 [34] L28-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_2| v_ULTIMATE.start_main_~h~0_6) (= |v_A_#in~a1InParam_2| v_ULTIMATE.start_main_~g~1_8)) InVars {ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_8, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_6} OutVars{A_#in~a1=|v_A_#in~a1InParam_2|, A_#in~a2=|v_A_#in~a2InParam_2|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 248#AENTRY [2020-06-22 00:52:32,746 INFO L796 eck$LassoCheckResult]: Loop: 248#AENTRY [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 279#L17 [59] L17-->L18: Formula: (> v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 262#L18 [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 278#AENTRY [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 270#L17 [60] L17-->L18: Formula: (< v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 256#L18 [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 248#AENTRY [2020-06-22 00:52:32,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:32,746 INFO L82 PathProgramCache]: Analyzing trace with hash 72884, now seen corresponding path program 2 times [2020-06-22 00:52:32,746 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:32,746 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:32,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,747 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:52:32,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:32,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:32,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1973928576, now seen corresponding path program 1 times [2020-06-22 00:52:32,753 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:32,753 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:32,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,755 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:52:32,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:32,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:32,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:32,763 INFO L82 PathProgramCache]: Analyzing trace with hash -597734157, now seen corresponding path program 1 times [2020-06-22 00:52:32,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:32,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:32,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:32,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:52:32,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:52:32,797 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2020-06-22 00:52:32,797 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2020-06-22 00:52:32,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:52:32,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 6 conjunts are in the unsatisfiable core [2020-06-22 00:52:32,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2020-06-22 00:52:32,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:52:32,852 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-06-22 00:52:32,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2020-06-22 00:52:32,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-06-22 00:52:32,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-06-22 00:52:32,992 INFO L87 Difference]: Start difference. First operand 42 states and 53 transitions. cyclomatic complexity: 13 Second operand 7 states. [2020-06-22 00:52:33,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:52:33,137 INFO L93 Difference]: Finished difference Result 57 states and 66 transitions. [2020-06-22 00:52:33,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-06-22 00:52:33,138 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 66 transitions. [2020-06-22 00:52:33,140 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2020-06-22 00:52:33,141 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 27 states and 31 transitions. [2020-06-22 00:52:33,142 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2020-06-22 00:52:33,142 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2020-06-22 00:52:33,142 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 31 transitions. [2020-06-22 00:52:33,142 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:52:33,143 INFO L706 BuchiCegarLoop]: Abstraction has 27 states and 31 transitions. [2020-06-22 00:52:33,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 31 transitions. [2020-06-22 00:52:33,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 23. [2020-06-22 00:52:33,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-06-22 00:52:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-06-22 00:52:33,146 INFO L729 BuchiCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-06-22 00:52:33,146 INFO L609 BuchiCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-06-22 00:52:33,146 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2020-06-22 00:52:33,146 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 27 transitions. [2020-06-22 00:52:33,147 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2020-06-22 00:52:33,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:52:33,147 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:52:33,147 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-06-22 00:52:33,147 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 1, 1] [2020-06-22 00:52:33,148 INFO L794 eck$LassoCheckResult]: Stem: 393#ULTIMATE.startENTRY [43] ULTIMATE.startENTRY-->L-1: Formula: (= v_~g~0_4 0) InVars {} OutVars{~g~0=v_~g~0_4} AuxVars[] AssignedVars[~g~0] 387#L-1 [57] L-1-->L28: Formula: (and (= 1 v_ULTIMATE.start_main_~h~0_1) (= v_ULTIMATE.start_main_~g~1_3 |v_ULTIMATE.start_main_#t~nondet1_8|) (= 0 v_ULTIMATE.start_main_~g~1_3)) InVars {} OutVars{ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_1, ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_3, ULTIMATE.start_main_#t~ret3=|v_ULTIMATE.start_main_#t~ret3_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_8|] AssignedVars[ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~h~0, ULTIMATE.start_main_~g~1, ULTIMATE.start_main_#t~ret3] 388#L28 [34] L28-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_2| v_ULTIMATE.start_main_~h~0_6) (= |v_A_#in~a1InParam_2| v_ULTIMATE.start_main_~g~1_8)) InVars {ULTIMATE.start_main_~g~1=v_ULTIMATE.start_main_~g~1_8, ULTIMATE.start_main_~h~0=v_ULTIMATE.start_main_~h~0_6} OutVars{A_#in~a1=|v_A_#in~a1InParam_2|, A_#in~a2=|v_A_#in~a2InParam_2|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 399#AENTRY [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 404#L17 [60] L17-->L18: Formula: (< v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 390#L18 [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 407#AENTRY [2020-06-22 00:52:33,148 INFO L796 eck$LassoCheckResult]: Loop: 407#AENTRY [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 409#L17 [59] L17-->L18: Formula: (> v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 389#L18 [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 392#AENTRY [36] AENTRY-->L17: Formula: (and (= v_A_~a1_1 |v_A_#in~a1_1|) (= v_A_~a2_1 |v_A_#in~a2_1|)) InVars {A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|} OutVars{A_#in~a1=|v_A_#in~a1_1|, A_#in~a2=|v_A_#in~a2_1|, A_~a1=v_A_~a1_1, A_~a2=v_A_~a2_1} AuxVars[] AssignedVars[A_~a1, A_~a2] 398#L17 [60] L17-->L18: Formula: (< v_A_~a1_2 0) InVars {A_~a1=v_A_~a1_2} OutVars{A_~a1=v_A_~a1_2} AuxVars[] AssignedVars[] 391#L18 [42] L18-->AENTRY: Formula: (and (= |v_A_#in~a2InParam_1| v_A_~a1_5) (= |v_A_#in~a1InParam_1| v_A_~a2_4)) InVars {A_~a1=v_A_~a1_5, A_~a2=v_A_~a2_4} OutVars{A_#in~a1=|v_A_#in~a1InParam_1|, A_#in~a2=|v_A_#in~a2InParam_1|} AuxVars[] AssignedVars[A_#in~a1, A_#in~a2]< 407#AENTRY [2020-06-22 00:52:33,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:33,148 INFO L82 PathProgramCache]: Analyzing trace with hash -2122720033, now seen corresponding path program 1 times [2020-06-22 00:52:33,148 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:33,149 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:33,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:33,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:33,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:52:33,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:52:33,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 00:52:33,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-06-22 00:52:33,169 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 00:52:33,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:52:33,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1973928576, now seen corresponding path program 2 times [2020-06-22 00:52:33,169 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:52:33,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:52:33,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:33,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:52:33,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:52:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:52:33,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-06-22 00:52:33,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-06-22 00:52:33,323 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. cyclomatic complexity: 5 Second operand 5 states. [2020-06-22 00:52:33,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:52:33,340 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2020-06-22 00:52:33,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 00:52:33,340 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 9 transitions. [2020-06-22 00:52:33,341 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-06-22 00:52:33,341 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2020-06-22 00:52:33,341 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-06-22 00:52:33,342 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-06-22 00:52:33,342 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-06-22 00:52:33,342 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:52:33,342 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-06-22 00:52:33,342 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-06-22 00:52:33,342 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-06-22 00:52:33,342 INFO L442 BuchiCegarLoop]: ======== Iteration 6============ [2020-06-22 00:52:33,342 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-06-22 00:52:33,342 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-06-22 00:52:33,343 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-06-22 00:52:33,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 12:52:33 BasicIcfg [2020-06-22 00:52:33,346 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-22 00:52:33,347 INFO L168 Benchmark]: Toolchain (without parser) took 4392.77 ms. Allocated memory was 645.4 MB in the beginning and 750.8 MB in the end (delta: 105.4 MB). Free memory was 555.2 MB in the beginning and 373.4 MB in the end (delta: 181.8 MB). Peak memory consumption was 287.2 MB. Max. memory is 50.3 GB. [2020-06-22 00:52:33,349 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 645.4 MB. Free memory is still 576.7 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-22 00:52:33,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.47 ms. Allocated memory was 645.4 MB in the beginning and 680.5 MB in the end (delta: 35.1 MB). Free memory was 555.2 MB in the beginning and 648.1 MB in the end (delta: -92.9 MB). Peak memory consumption was 30.4 MB. Max. memory is 50.3 GB. [2020-06-22 00:52:33,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.14 ms. Allocated memory is still 680.5 MB. Free memory was 648.1 MB in the beginning and 646.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-06-22 00:52:33,351 INFO L168 Benchmark]: Boogie Preprocessor took 16.64 ms. Allocated memory is still 680.5 MB. Free memory was 646.8 MB in the beginning and 645.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-06-22 00:52:33,351 INFO L168 Benchmark]: RCFGBuilder took 288.52 ms. Allocated memory is still 680.5 MB. Free memory was 645.4 MB in the beginning and 628.4 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 50.3 GB. [2020-06-22 00:52:33,352 INFO L168 Benchmark]: BlockEncodingV2 took 107.63 ms. Allocated memory is still 680.5 MB. Free memory was 628.4 MB in the beginning and 623.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. [2020-06-22 00:52:33,352 INFO L168 Benchmark]: TraceAbstraction took 196.11 ms. Allocated memory is still 680.5 MB. Free memory was 623.0 MB in the beginning and 612.2 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. [2020-06-22 00:52:33,353 INFO L168 Benchmark]: BuchiAutomizer took 3412.76 ms. Allocated memory was 680.5 MB in the beginning and 750.8 MB in the end (delta: 70.3 MB). Free memory was 612.2 MB in the beginning and 373.4 MB in the end (delta: 238.9 MB). Peak memory consumption was 309.1 MB. Max. memory is 50.3 GB. [2020-06-22 00:52:33,358 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 17 locations, 20 edges - StatisticsResult: Encoded RCFG 11 locations, 16 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 645.4 MB. Free memory is still 576.7 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 330.47 ms. Allocated memory was 645.4 MB in the beginning and 680.5 MB in the end (delta: 35.1 MB). Free memory was 555.2 MB in the beginning and 648.1 MB in the end (delta: -92.9 MB). Peak memory consumption was 30.4 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 34.14 ms. Allocated memory is still 680.5 MB. Free memory was 648.1 MB in the beginning and 646.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 16.64 ms. Allocated memory is still 680.5 MB. Free memory was 646.8 MB in the beginning and 645.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 288.52 ms. Allocated memory is still 680.5 MB. Free memory was 645.4 MB in the beginning and 628.4 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 107.63 ms. Allocated memory is still 680.5 MB. Free memory was 628.4 MB in the beginning and 623.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. * TraceAbstraction took 196.11 ms. Allocated memory is still 680.5 MB. Free memory was 623.0 MB in the beginning and 612.2 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 3412.76 ms. Allocated memory was 680.5 MB in the beginning and 750.8 MB in the end (delta: 70.3 MB). Free memory was 612.2 MB in the beginning and 373.4 MB in the end (delta: 238.9 MB). Peak memory consumption was 309.1 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. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 11 locations, 0 error locations. SAFE Result, 0.1s 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=11occurred 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, 4 LocationsWithAnnotation, 8 PreInvPairs, 8 NumberOfFragments, 4 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (5 trivial, 0 deterministic, 0 nondeterministic). 5 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.3s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 2.7s. Construction of modules took 0.2s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 15 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 42 states and ocurred in iteration 3. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 76 SDtfs, 73 SDslu, 228 SDs, 0 SdLazy, 242 SolverSat, 51 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc4 concLT0 SILN1 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! !SESSION 2020-06-22 00:52:24.448 ----------------------------------------------- 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 00:52:33.663 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check