MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-22 06:17:55,051 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-22 06:17:55,053 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-22 06:17:55,065 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-22 06:17:55,065 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-22 06:17:55,066 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-22 06:17:55,067 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-22 06:17:55,069 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-22 06:17:55,070 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-22 06:17:55,071 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-22 06:17:55,072 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-22 06:17:55,072 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-22 06:17:55,073 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-22 06:17:55,074 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-22 06:17:55,075 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-22 06:17:55,075 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-22 06:17:55,076 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-22 06:17:55,078 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-22 06:17:55,080 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-22 06:17:55,081 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-22 06:17:55,082 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-22 06:17:55,083 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-22 06:17:55,085 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-22 06:17:55,085 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-22 06:17:55,085 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-22 06:17:55,086 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-22 06:17:55,086 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-22 06:17:55,087 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-22 06:17:55,087 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-22 06:17:55,088 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-22 06:17:55,089 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-22 06:17:55,089 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-22 06:17:55,090 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-22 06:17:55,090 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-22 06:17:55,091 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-22 06:17:55,091 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-22 06:17:55,091 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-22 06:17:55,092 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-22 06:17:55,093 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-22 06:17:55,093 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-06-22 06:17:55,107 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-22 06:17:55,107 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-22 06:17:55,108 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-22 06:17:55,109 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-22 06:17:55,109 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-22 06:17:55,109 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-22 06:17:55,109 INFO L133 SettingsManager]: * Use SBE=true [2020-06-22 06:17:55,109 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-22 06:17:55,110 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-22 06:17:55,110 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-22 06:17:55,110 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-22 06:17:55,110 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-22 06:17:55,110 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-22 06:17:55,110 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-22 06:17:55,111 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:55,111 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-22 06:17:55,111 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-22 06:17:55,111 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-22 06:17:55,111 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-22 06:17:55,111 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-22 06:17:55,112 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-22 06:17:55,112 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-22 06:17:55,112 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-22 06:17:55,112 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-22 06:17:55,112 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 06:17:55,112 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-22 06:17:55,113 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-22 06:17:55,113 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-22 06:17:55,113 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-22 06:17:55,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-22 06:17:55,151 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-22 06:17:55,155 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-22 06:17:55,156 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-22 06:17:55,157 INFO L276 PluginConnector]: CDTParser initialized [2020-06-22 06:17:55,157 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-06-22 06:17:55,223 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/f1567e621e934c4caaac7502fdcf0354/FLAG56c50430c [2020-06-22 06:17:55,553 INFO L307 CDTParser]: Found 1 translation units. [2020-06-22 06:17:55,553 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-06-22 06:17:55,560 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/f1567e621e934c4caaac7502fdcf0354/FLAG56c50430c [2020-06-22 06:17:55,967 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/f1567e621e934c4caaac7502fdcf0354 [2020-06-22 06:17:55,979 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-22 06:17:55,981 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-22 06:17:55,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-22 06:17:55,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-22 06:17:55,986 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-22 06:17:55,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 06:17:55" (1/1) ... [2020-06-22 06:17:55,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6229abd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:55, skipping insertion in model container [2020-06-22 06:17:55,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 06:17:55" (1/1) ... [2020-06-22 06:17:55,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-22 06:17:56,014 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-22 06:17:56,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 06:17:56,173 INFO L191 MainTranslator]: Completed pre-run [2020-06-22 06:17:56,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 06:17:56,255 INFO L195 MainTranslator]: Completed translation [2020-06-22 06:17:56,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56 WrapperNode [2020-06-22 06:17:56,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-22 06:17:56,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-22 06:17:56,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-22 06:17:56,257 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-22 06:17:56,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-22 06:17:56,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-22 06:17:56,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-22 06:17:56,291 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-22 06:17:56,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-22 06:17:56,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-22 06:17:56,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-22 06:17:56,309 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-22 06:17:56,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (1/1) ... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 06:17:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-22 06:17:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-22 06:17:56,504 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-22 06:17:56,504 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. [2020-06-22 06:17:56,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:17:56 BoogieIcfgContainer [2020-06-22 06:17:56,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-22 06:17:56,506 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-22 06:17:56,506 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-22 06:17:56,508 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-22 06:17:56,509 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:17:56" (1/1) ... [2020-06-22 06:17:56,522 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2020-06-22 06:17:56,523 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-22 06:17:56,524 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-22 06:17:56,525 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-22 06:17:56,525 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-22 06:17:56,527 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-22 06:17:56,527 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-22 06:17:56,528 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-22 06:17:56,541 INFO L185 BlockEncoder]: Using Use SBE [2020-06-22 06:17:56,553 INFO L200 BlockEncoder]: SBE split 1 edges [2020-06-22 06:17:56,558 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-06-22 06:17:56,559 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 06:17:56,570 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-06-22 06:17:56,572 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states [2020-06-22 06:17:56,573 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 06:17:56,574 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 06:17:56,574 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-22 06:17:56,574 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 06:17:56,574 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges [2020-06-22 06:17:56,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 06:17:56 BasicIcfg [2020-06-22 06:17:56,575 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-22 06:17:56,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-22 06:17:56,576 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-22 06:17:56,579 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-22 06:17:56,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.06 06:17:55" (1/4) ... [2020-06-22 06:17:56,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21568868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:17:56, skipping insertion in model container [2020-06-22 06:17:56,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (2/4) ... [2020-06-22 06:17:56,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21568868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:17:56, skipping insertion in model container [2020-06-22 06:17:56,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:17:56" (3/4) ... [2020-06-22 06:17:56,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21568868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:17:56, skipping insertion in model container [2020-06-22 06:17:56,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 06:17:56" (4/4) ... [2020-06-22 06:17:56,583 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 06:17:56,592 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-22 06:17:56,600 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-22 06:17:56,616 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-22 06:17:56,644 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 06:17:56,645 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-22 06:17:56,645 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-22 06:17:56,645 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 06:17:56,645 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 06:17:56,646 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 06:17:56,646 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-22 06:17:56,646 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 06:17:56,646 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-22 06:17:56,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-06-22 06:17:56,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-22 06:17:56,668 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-06-22 06:17:56,716 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-06-22 06:17:56,716 INFO L451 ceAbstractionStarter]: At program point L6-2(lines 6 9) the Hoare annotation is: true [2020-06-22 06:17:56,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:17:56 BasicIcfg [2020-06-22 06:17:56,724 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-22 06:17:56,725 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-22 06:17:56,725 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-22 06:17:56,728 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-22 06:17:56,729 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 06:17:56,729 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.06 06:17:55" (1/5) ... [2020-06-22 06:17:56,730 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64432653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 06:17:56, skipping insertion in model container [2020-06-22 06:17:56,730 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 06:17:56,730 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 06:17:56" (2/5) ... [2020-06-22 06:17:56,730 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64432653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 06:17:56, skipping insertion in model container [2020-06-22 06:17:56,731 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 06:17:56,731 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:17:56" (3/5) ... [2020-06-22 06:17:56,731 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64432653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 06:17:56, skipping insertion in model container [2020-06-22 06:17:56,731 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 06:17:56,731 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 06:17:56" (4/5) ... [2020-06-22 06:17:56,732 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64432653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 06:17:56, skipping insertion in model container [2020-06-22 06:17:56,732 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 06:17:56,732 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:17:56" (5/5) ... [2020-06-22 06:17:56,733 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 06:17:56,763 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 06:17:56,763 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-22 06:17:56,763 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-22 06:17:56,763 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 06:17:56,763 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 06:17:56,764 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 06:17:56,764 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-22 06:17:56,764 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 06:17:56,764 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-22 06:17:56,767 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 06:17:56,785 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 06:17:56,785 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 06:17:56,786 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 06:17:56,791 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 06:17:56,791 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 06:17:56,791 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2020-06-22 06:17:56,791 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 06:17:56,792 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 06:17:56,792 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 06:17:56,792 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 06:17:56,792 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 06:17:56,792 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 06:17:56,797 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [21] ULTIMATE.startENTRY-->L6-2: Formula: (and (= |v_ULTIMATE.start_test_fun_#in~x_1| |v_ULTIMATE.start_main_#t~nondet0_2|) (= v_ULTIMATE.start_test_fun_~x_1 |v_ULTIMATE.start_test_fun_#in~x_1|) (= v_ULTIMATE.start_test_fun_~c~0_1 0)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_2|, ULTIMATE.start_main_#t~ret1=|v_ULTIMATE.start_main_#t~ret1_3|, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_test_fun_#res=|v_ULTIMATE.start_test_fun_#res_2|, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_1, ULTIMATE.start_test_fun_#in~x=|v_ULTIMATE.start_test_fun_#in~x_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~ret1, ULTIMATE.start_test_fun_~x, ULTIMATE.start_main_#res, ULTIMATE.start_test_fun_#res, ULTIMATE.start_test_fun_~c~0, ULTIMATE.start_test_fun_#in~x] 4#L6-2true [2020-06-22 06:17:56,798 INFO L796 eck$LassoCheckResult]: Loop: 4#L6-2true [27] L6-2-->L6-2: Formula: (and (< 1 v_ULTIMATE.start_test_fun_~x_5) (= v_ULTIMATE.start_test_fun_~x_4 (* v_ULTIMATE.start_test_fun_~x_5 v_ULTIMATE.start_test_fun_~x_5)) (= v_ULTIMATE.start_test_fun_~c~0_3 (+ v_ULTIMATE.start_test_fun_~c~0_4 1)) (< v_ULTIMATE.start_test_fun_~x_5 100)) InVars {ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_5, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_4} OutVars{ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_4, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_3} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~x, ULTIMATE.start_test_fun_~c~0] 4#L6-2true [2020-06-22 06:17:56,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 06:17:56,804 INFO L82 PathProgramCache]: Analyzing trace with hash 52, now seen corresponding path program 1 times [2020-06-22 06:17:56,806 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 06:17:56,807 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 06:17:56,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:56,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 06:17:56,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 06:17:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 06:17:56,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 06:17:56,874 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 1 times [2020-06-22 06:17:56,874 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 06:17:56,875 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 06:17:56,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:56,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 06:17:56,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:56,881 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2020-06-22 06:17:56,881 INFO L258 seRefinementStrategy]: Advancing trace checker [2020-06-22 06:17:56,881 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-06-22 06:17:56,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 06:17:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 06:17:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 06:17:56,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 06:17:56,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1639, now seen corresponding path program 1 times [2020-06-22 06:17:56,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 06:17:56,945 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 06:17:56,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:56,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 06:17:56,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:56,949 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2020-06-22 06:17:56,949 INFO L258 seRefinementStrategy]: Advancing trace checker [2020-06-22 06:17:56,949 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-06-22 06:17:56,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 06:17:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 06:17:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 06:17:57,048 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 06:17:57,049 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 06:17:57,049 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 06:17:57,049 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 06:17:57,049 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 06:17:57,050 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:57,050 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 06:17:57,050 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 06:17:57,050 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 06:17:57,050 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 06:17:57,050 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 06:17:57,068 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 06:17:57,086 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 06:17:57,143 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 06:17:57,144 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:57,152 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 06:17:57,153 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:57,186 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 06:17:57,186 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 06:17:57,193 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 06:17:57,217 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 06:17:57,217 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 06:17:57,217 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 06:17:57,217 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 06:17:57,217 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 06:17:57,218 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 06:17:57,218 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 06:17:57,218 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 06:17:57,218 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 06:17:57,218 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 06:17:57,218 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 06:17:57,220 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 06:17:57,229 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 06:17:57,292 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 06:17:57,298 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 06:17:57,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,301 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:57,302 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,302 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:57,305 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:57,305 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,316 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,317 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:57,317 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,318 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:57,319 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:57,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,325 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 06:17:57,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,326 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:57,326 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,326 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:57,328 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:57,328 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,336 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:57,337 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,337 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:57,338 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:57,338 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,346 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 06:17:57,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,347 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:57,347 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,347 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,348 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,348 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:57,349 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:57,349 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,361 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:57,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,362 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,362 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:57,363 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:57,363 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,372 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 06:17:57,372 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:57,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,374 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,374 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:57,376 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:57,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,387 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,388 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,389 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:57,389 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,390 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,390 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:57,391 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:57,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,400 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,401 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 06:17:57,401 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,402 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,402 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:57,402 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,403 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:57,405 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:57,405 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,419 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,419 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,420 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,420 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:57,420 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,421 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,421 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:57,423 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:57,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,442 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 06:17:57,443 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,444 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,444 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:57,444 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,445 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,445 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:57,447 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:57,447 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,462 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,462 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,463 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,463 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:57,464 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,464 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,464 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,464 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:57,466 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:57,467 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,498 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,498 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 06:17:57,498 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,500 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,500 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:57,500 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,500 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:57,503 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:57,504 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,523 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,523 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,524 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,525 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:57,525 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,525 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,525 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:57,529 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:57,529 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,571 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,571 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 06:17:57,572 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,573 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,573 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:57,573 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,573 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,573 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,574 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:57,575 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:57,575 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,583 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,583 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 06:17:57,584 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,584 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:57,584 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,584 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,584 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,585 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:57,586 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:57,586 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,592 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,592 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 06:17:57,593 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,594 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,594 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:57,594 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,594 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,594 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:57,596 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:57,596 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,617 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,617 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:57,618 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:57,618 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:57,618 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:57,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:57,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:57,619 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:57,620 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:57,620 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:57,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:57,659 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 06:17:57,660 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 06:17:57,660 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 06:17:57,660 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 06:17:57,660 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 06:17:57,660 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:57,660 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 06:17:57,660 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 06:17:57,661 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 06:17:57,661 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 06:17:57,661 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 06:17:57,663 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 06:17:57,666 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 06:17:57,693 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 06:17:57,701 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 06:17:57,709 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 06:17:57,785 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 06:17:57,785 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:57,790 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 06:17:57,790 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 06:17:57,796 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 06:17:57,796 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:57,830 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 06:17:57,830 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:57,871 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 06:17:57,872 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 06:17:57,882 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 06:17:57,906 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 06:17:57,907 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 06:17:57,907 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 06:17:57,907 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 06:17:57,907 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 06:17:57,907 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 06:17:57,907 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 06:17:57,907 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 06:17:57,907 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 06:17:57,908 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 06:17:57,908 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 06:17:57,910 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 06:17:57,914 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 06:17:57,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 06:17:57,928 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 06:17:57,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 06:17:57,999 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 06:17:57,999 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 06:17:57,999 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,000 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,001 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,001 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,001 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:58,002 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:58,002 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,003 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,003 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,003 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,004 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:58,006 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:58,006 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 06:17:58,013 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,014 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,014 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,014 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,015 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:58,015 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:58,015 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,016 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,017 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,017 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,017 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:58,018 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:58,018 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 06:17:58,024 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,025 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,025 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,026 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,026 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:58,026 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:58,027 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,027 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 06:17:58,028 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,028 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,028 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,029 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,029 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,029 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,029 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:58,030 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,030 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,031 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 06:17:58,031 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,031 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,031 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,032 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,033 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 06:17:58,034 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 06:17:58,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,044 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,044 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,045 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,045 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,045 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,045 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,046 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:58,046 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,048 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,048 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,048 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,048 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,048 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,050 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 06:17:58,050 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 06:17:58,058 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,058 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,059 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,059 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,059 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,059 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,059 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,060 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:58,060 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,060 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,060 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 06:17:58,061 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,061 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,061 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,062 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,062 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,062 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,062 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:58,063 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,064 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,064 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,065 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,065 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,065 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,065 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,068 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:58,068 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:58,079 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,080 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,081 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,081 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,081 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,081 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,082 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:58,082 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,083 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,083 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,084 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,084 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,084 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,086 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:58,086 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:58,096 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,097 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,097 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,097 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,097 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,098 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,098 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,099 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:58,099 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,100 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,100 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 06:17:58,100 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,101 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,101 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,101 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,101 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,101 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,102 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:58,102 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,103 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,103 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,104 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,107 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 06:17:58,108 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 06:17:58,121 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,121 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,122 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,123 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,123 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,123 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,123 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,124 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:58,124 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,124 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,125 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,125 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,125 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,125 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,125 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,128 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 06:17:58,128 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 06:17:58,138 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,139 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,139 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:58,139 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,139 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,140 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,140 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,140 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:58,140 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,141 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,141 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 06:17:58,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,142 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,142 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,142 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,143 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,143 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,143 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,143 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:58,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,146 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,146 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,146 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,148 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 06:17:58,149 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 06:17:58,159 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,160 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,161 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,161 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,161 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,162 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,163 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:58,163 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,164 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,164 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,165 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,165 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,165 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,167 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 06:17:58,167 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 06:17:58,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,183 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,183 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,183 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,184 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:58,184 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:58,185 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,185 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 06:17:58,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,187 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,187 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:58,187 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,187 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,188 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,188 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,188 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:58,189 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,190 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,190 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,191 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,191 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:58,191 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,191 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,191 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,195 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:58,195 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:58,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,214 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,214 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:58,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,214 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,215 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:58,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,217 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,218 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:58,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,218 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,218 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,220 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:58,220 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:58,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,245 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,245 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:58,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,245 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,246 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:58,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,247 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 06:17:58,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,248 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,248 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,249 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,249 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,249 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,251 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:58,251 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,251 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,252 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,252 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,252 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,253 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,257 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 06:17:58,257 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 06:17:58,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,277 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 06:17:58,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,278 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,279 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,280 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:58,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,281 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,282 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,283 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,285 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 06:17:58,285 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 06:17:58,327 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,328 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,329 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,329 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,329 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:58,330 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:58,330 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,331 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,331 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 06:17:58,331 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 06:17:58,332 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,332 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,332 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,332 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,333 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,334 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:58,334 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,336 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,336 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,337 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,339 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:58,339 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:58,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,409 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,409 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,409 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,410 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,410 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,411 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:58,411 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,412 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,413 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,413 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,414 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,415 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:58,415 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:58,428 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,429 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,429 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:58,429 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,429 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,430 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:58,430 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:58,430 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,432 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 06:17:58,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,433 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,433 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,434 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:58,434 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:58,434 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,438 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,438 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,438 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,438 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:58,442 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 06:17:58,442 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 06:17:58,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,469 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,470 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,470 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,470 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,471 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,471 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,471 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:58,472 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:58,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,474 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,475 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,475 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,475 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,476 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:58,479 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 06:17:58,479 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 06:17:58,508 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,509 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:58,510 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:58,510 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:58,510 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:58,510 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:58,510 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:58,510 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:58,511 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:58,511 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:58,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:58,514 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-06-22 06:17:58,515 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [21] ULTIMATE.startENTRY-->L6-2: Formula: (and (= |v_ULTIMATE.start_test_fun_#in~x_1| |v_ULTIMATE.start_main_#t~nondet0_2|) (= v_ULTIMATE.start_test_fun_~x_1 |v_ULTIMATE.start_test_fun_#in~x_1|) (= v_ULTIMATE.start_test_fun_~c~0_1 0)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_2|, ULTIMATE.start_main_#t~ret1=|v_ULTIMATE.start_main_#t~ret1_3|, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_test_fun_#res=|v_ULTIMATE.start_test_fun_#res_2|, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_1, ULTIMATE.start_test_fun_#in~x=|v_ULTIMATE.start_test_fun_#in~x_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~ret1, ULTIMATE.start_test_fun_~x, ULTIMATE.start_main_#res, ULTIMATE.start_test_fun_#res, ULTIMATE.start_test_fun_~c~0, ULTIMATE.start_test_fun_#in~x] 4#L6-2true [27] L6-2-->L6-2: Formula: (and (< 1 v_ULTIMATE.start_test_fun_~x_5) (= v_ULTIMATE.start_test_fun_~x_4 (* v_ULTIMATE.start_test_fun_~x_5 v_ULTIMATE.start_test_fun_~x_5)) (= v_ULTIMATE.start_test_fun_~c~0_3 (+ v_ULTIMATE.start_test_fun_~c~0_4 1)) (< v_ULTIMATE.start_test_fun_~x_5 100)) InVars {ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_5, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_4} OutVars{ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_4, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_3} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~x, ULTIMATE.start_test_fun_~c~0] 4#L6-2true [2020-06-22 06:17:58,515 INFO L796 eck$LassoCheckResult]: Loop: 4#L6-2true [27] L6-2-->L6-2: Formula: (and (< 1 v_ULTIMATE.start_test_fun_~x_5) (= v_ULTIMATE.start_test_fun_~x_4 (* v_ULTIMATE.start_test_fun_~x_5 v_ULTIMATE.start_test_fun_~x_5)) (= v_ULTIMATE.start_test_fun_~c~0_3 (+ v_ULTIMATE.start_test_fun_~c~0_4 1)) (< v_ULTIMATE.start_test_fun_~x_5 100)) InVars {ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_5, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_4} OutVars{ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_4, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_3} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~x, ULTIMATE.start_test_fun_~c~0] 4#L6-2true [2020-06-22 06:17:58,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 06:17:58,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1639, now seen corresponding path program 2 times [2020-06-22 06:17:58,516 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 06:17:58,516 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 06:17:58,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:58,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 06:17:58,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:58,519 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2020-06-22 06:17:58,519 INFO L258 seRefinementStrategy]: Advancing trace checker [2020-06-22 06:17:58,519 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-06-22 06:17:58,542 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2020-06-22 06:17:58,550 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-06-22 06:17:58,550 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-06-22 06:17:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 06:17:58,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 06:17:58,587 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 2 times [2020-06-22 06:17:58,587 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 06:17:58,587 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 06:17:58,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:58,588 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 06:17:58,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:58,589 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2020-06-22 06:17:58,590 INFO L258 seRefinementStrategy]: Advancing trace checker [2020-06-22 06:17:58,590 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-06-22 06:17:58,605 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2020-06-22 06:17:58,610 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-06-22 06:17:58,610 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-06-22 06:17:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 06:17:58,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 06:17:58,642 INFO L82 PathProgramCache]: Analyzing trace with hash 50836, now seen corresponding path program 3 times [2020-06-22 06:17:58,642 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 06:17:58,642 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 06:17:58,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:58,643 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 06:17:58,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 06:17:58,645 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2020-06-22 06:17:58,645 INFO L258 seRefinementStrategy]: Advancing trace checker [2020-06-22 06:17:58,645 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-06-22 06:17:58,661 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2020-06-22 06:17:58,669 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-06-22 06:17:58,669 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2020-06-22 06:17:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 06:17:58,727 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 06:17:58,727 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 06:17:58,728 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 06:17:58,728 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 06:17:58,728 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 06:17:58,728 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:58,728 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 06:17:58,728 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 06:17:58,728 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 06:17:58,728 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 06:17:58,728 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 06:17:58,729 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 06:17:58,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 06:17:58,793 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 06:17:58,793 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:58,800 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 06:17:58,801 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:58,842 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 06:17:58,843 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 06:17:58,860 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 06:17:58,860 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_fun_~c~0=0} Honda state: {ULTIMATE.start_test_fun_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_test_fun_~c~0=-4}, {ULTIMATE.start_test_fun_~c~0=7}, {ULTIMATE.start_test_fun_~c~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:58,890 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 06:17:58,890 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:58,921 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 06:17:58,921 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 06:17:58,928 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 06:17:58,952 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 06:17:58,953 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 06:17:58,953 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 06:17:58,953 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 06:17:58,953 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 06:17:58,953 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 06:17:58,953 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 06:17:58,953 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 06:17:58,953 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-06-22 06:17:58,953 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 06:17:58,954 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 06:17:58,955 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 06:17:58,972 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 06:17:59,030 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 06:17:59,030 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 06:17:59,030 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,031 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,031 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,031 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,031 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,032 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:59,032 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:59,032 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,034 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,034 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,035 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,035 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,035 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,035 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:59,035 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:59,035 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,037 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,037 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 06:17:59,037 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,037 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,037 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,038 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,038 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,038 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,038 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,038 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,040 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,041 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,041 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,041 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,041 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,041 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,042 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,042 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,043 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 06:17:59,044 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,044 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,044 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,044 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,045 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,045 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,045 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,047 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,048 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,048 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,048 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,048 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,049 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,049 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,051 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,051 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 06:17:59,051 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,052 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,052 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,052 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,052 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,052 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,053 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,053 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,055 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,055 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,056 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,056 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,056 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,056 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,056 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,057 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,057 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,060 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,060 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 06:17:59,060 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,060 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,061 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,061 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,061 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,061 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,062 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,062 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,066 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,067 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,067 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,067 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,067 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,068 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,068 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,068 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,072 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,072 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 06:17:59,072 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,073 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,073 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:59,073 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,073 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,073 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,073 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,074 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,074 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,082 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,083 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,083 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:59,083 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,084 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,084 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,084 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,085 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,085 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,090 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,090 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 06:17:59,091 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 06:17:59,091 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,091 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,091 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,092 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,092 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,092 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,093 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,093 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,104 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,105 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,106 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,106 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,106 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,106 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,106 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,106 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,108 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,115 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,116 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 06:17:59,116 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,117 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,117 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,117 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,117 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,118 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,118 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,122 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,122 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,123 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,123 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,123 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,123 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,123 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,123 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,124 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,124 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,128 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,128 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 06:17:59,129 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,129 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,129 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,129 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,130 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:59,131 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:59,131 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,137 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,138 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 06:17:59,138 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,139 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,139 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,139 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,139 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,139 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:59,140 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:59,140 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,181 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 06:17:59,181 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 06:17:59,181 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 06:17:59,181 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 06:17:59,181 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 06:17:59,181 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:59,182 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 06:17:59,182 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 06:17:59,182 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 06:17:59,182 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 06:17:59,182 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 06:17:59,183 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 06:17:59,186 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 06:17:59,210 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 06:17:59,213 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 06:17:59,218 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 06:17:59,290 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 06:17:59,290 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:59,299 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 06:17:59,299 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 06:17:59,304 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 06:17:59,304 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret1=0} Honda state: {ULTIMATE.start_main_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:59,332 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 06:17:59,332 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 06:17:59,365 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 06:17:59,365 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 06:17:59,371 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 06:17:59,395 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 06:17:59,395 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 06:17:59,396 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 06:17:59,396 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 06:17:59,396 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 06:17:59,396 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 06:17:59,396 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 06:17:59,396 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 06:17:59,396 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 06:17:59,396 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 06:17:59,396 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 06:17:59,398 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 06:17:59,406 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 06:17:59,427 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 06:17:59,429 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 06:17:59,433 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 06:17:59,529 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 06:17:59,529 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 06:17:59,529 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,530 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,530 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,530 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,530 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,530 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:59,531 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:59,531 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,531 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,531 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,532 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,532 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,532 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,532 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:59,533 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:59,533 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 06:17:59,538 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,538 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,539 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,539 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,539 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,539 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,539 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:59,540 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:59,540 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,540 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,541 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,541 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,541 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,541 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:59,542 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:59,542 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 06:17:59,546 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,546 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,547 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,547 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,547 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,547 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,547 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 06:17:59,548 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 06:17:59,548 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,548 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,548 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 06:17:59,548 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,549 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,549 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,549 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,549 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,549 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,549 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,550 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,550 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 06:17:59,550 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,551 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,551 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,551 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,552 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 06:17:59,552 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 06:17:59,559 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,559 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 06:17:59,559 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,560 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,560 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,560 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,560 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,561 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,561 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,561 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,561 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,562 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,563 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 06:17:59,563 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 06:17:59,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,568 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,569 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,569 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,570 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,570 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,570 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 06:17:59,571 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 06:17:59,571 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,571 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,571 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,572 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,572 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,572 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,572 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,573 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,574 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,574 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,575 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,576 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:59,577 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:59,585 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,585 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 06:17:59,586 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,586 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,586 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,587 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,587 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,587 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,587 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 06:17:59,588 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,588 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,589 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:59,590 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:59,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,597 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,597 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,597 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,597 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,598 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,598 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,598 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,598 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 06:17:59,599 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,599 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,599 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,599 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,600 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,600 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,601 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,601 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,601 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,604 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 06:17:59,604 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 06:17:59,614 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,614 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,615 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,615 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,615 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,615 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,616 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,616 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,616 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,617 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,617 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,617 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,619 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 06:17:59,619 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 06:17:59,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,629 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 06:17:59,629 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,629 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,630 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,630 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,631 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 06:17:59,631 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,631 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,631 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,631 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,632 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,632 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,632 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,634 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,634 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,634 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,636 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 06:17:59,636 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 06:17:59,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,645 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,645 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,645 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,646 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,646 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,646 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,646 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,647 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,647 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,648 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,648 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,648 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,648 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,648 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,649 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 06:17:59,649 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 06:17:59,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,662 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,662 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,662 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,663 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,663 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 06:17:59,664 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 06:17:59,664 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,664 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,664 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 06:17:59,665 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,665 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,665 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:59,665 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,666 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,666 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,666 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,667 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,667 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,668 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,668 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,668 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:59,669 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,669 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,669 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,671 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:59,671 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:59,683 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,684 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,684 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:59,684 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,685 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,686 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,687 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,688 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,688 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:59,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,688 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,696 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:59,697 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:59,721 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,721 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,722 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,722 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 06:17:59,722 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,723 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,723 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,725 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,725 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 06:17:59,725 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,726 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,726 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,726 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,726 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,726 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,727 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,728 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,728 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 06:17:59,729 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,729 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,730 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,733 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 06:17:59,733 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 06:17:59,751 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,751 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,752 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,752 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,752 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,752 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,753 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,754 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,755 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,755 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,756 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,756 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,756 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,756 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,756 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,759 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 06:17:59,759 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 06:17:59,791 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,792 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,792 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,792 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,792 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,793 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,793 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 06:17:59,794 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 06:17:59,794 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,795 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 06:17:59,795 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,795 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,796 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,796 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,796 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,796 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,797 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,797 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,798 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,798 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,799 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,799 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,799 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,799 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,799 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,801 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:59,801 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:59,814 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,814 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,815 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,815 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,815 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,815 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,816 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,816 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,816 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,817 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,818 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,818 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,818 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,819 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,820 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 06:17:59,820 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 06:17:59,835 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,836 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,836 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,836 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 06:17:59,837 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,837 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,837 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,837 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 06:17:59,837 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 06:17:59,838 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,839 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 06:17:59,840 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,840 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,840 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,840 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,841 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,841 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,841 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:59,841 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:59,841 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,843 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,844 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 06:17:59,844 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,844 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,845 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:59,848 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 06:17:59,848 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 06:17:59,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,872 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,872 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,872 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,872 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:59,873 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:59,873 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,875 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,876 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,876 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,876 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:59,879 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 06:17:59,879 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 06:17:59,913 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,914 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 06:17:59,915 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 06:17:59,915 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 06:17:59,915 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 06:17:59,915 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 06:17:59,915 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 06:17:59,916 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 06:17:59,916 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 06:17:59,916 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 06:17:59,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 06:17:59,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 06:17:59 BasicIcfg [2020-06-22 06:17:59,925 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-22 06:17:59,926 INFO L168 Benchmark]: Toolchain (without parser) took 3945.83 ms. Allocated memory was 649.6 MB in the beginning and 780.1 MB in the end (delta: 130.5 MB). Free memory was 560.0 MB in the beginning and 401.3 MB in the end (delta: 158.7 MB). Peak memory consumption was 289.2 MB. Max. memory is 50.3 GB. [2020-06-22 06:17:59,928 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.5 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-22 06:17:59,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.50 ms. Allocated memory was 649.6 MB in the beginning and 691.0 MB in the end (delta: 41.4 MB). Free memory was 560.0 MB in the beginning and 657.7 MB in the end (delta: -97.7 MB). Peak memory consumption was 28.5 MB. Max. memory is 50.3 GB. [2020-06-22 06:17:59,929 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.62 ms. Allocated memory is still 691.0 MB. Free memory was 657.7 MB in the beginning and 656.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-06-22 06:17:59,929 INFO L168 Benchmark]: Boogie Preprocessor took 18.22 ms. Allocated memory is still 691.0 MB. Free memory was 655.0 MB in the beginning and 653.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. [2020-06-22 06:17:59,930 INFO L168 Benchmark]: RCFGBuilder took 196.36 ms. Allocated memory is still 691.0 MB. Free memory was 653.2 MB in the beginning and 640.3 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. [2020-06-22 06:17:59,930 INFO L168 Benchmark]: BlockEncodingV2 took 69.30 ms. Allocated memory is still 691.0 MB. Free memory was 640.3 MB in the beginning and 633.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. [2020-06-22 06:17:59,931 INFO L168 Benchmark]: TraceAbstraction took 148.18 ms. Allocated memory is still 691.0 MB. Free memory was 633.8 MB in the beginning and 624.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. [2020-06-22 06:17:59,931 INFO L168 Benchmark]: BuchiAutomizer took 3200.64 ms. Allocated memory was 691.0 MB in the beginning and 780.1 MB in the end (delta: 89.1 MB). Free memory was 624.3 MB in the beginning and 401.3 MB in the end (delta: 223.1 MB). Peak memory consumption was 312.2 MB. Max. memory is 50.3 GB. [2020-06-22 06:17:59,936 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 7 locations, 8 edges - StatisticsResult: Encoded RCFG 2 locations, 2 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.5 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 274.50 ms. Allocated memory was 649.6 MB in the beginning and 691.0 MB in the end (delta: 41.4 MB). Free memory was 560.0 MB in the beginning and 657.7 MB in the end (delta: -97.7 MB). Peak memory consumption was 28.5 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 33.62 ms. Allocated memory is still 691.0 MB. Free memory was 657.7 MB in the beginning and 656.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 18.22 ms. Allocated memory is still 691.0 MB. Free memory was 655.0 MB in the beginning and 653.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. * RCFGBuilder took 196.36 ms. Allocated memory is still 691.0 MB. Free memory was 653.2 MB in the beginning and 640.3 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 69.30 ms. Allocated memory is still 691.0 MB. Free memory was 640.3 MB in the beginning and 633.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. * TraceAbstraction took 148.18 ms. Allocated memory is still 691.0 MB. Free memory was 633.8 MB in the beginning and 624.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 3200.64 ms. Allocated memory was 691.0 MB in the beginning and 780.1 MB in the end (delta: 89.1 MB). Free memory was 624.3 MB in the beginning and 401.3 MB in the end (delta: 223.1 MB). Peak memory consumption was 312.2 MB. Max. memory is 50.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax100 hnf100 lsp74 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq152 hnf93 smp100 dnf100 smp100 tf105 neg100 sie120 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 26ms VariablesStem: 2 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[21] ULTIMATE.startENTRY-->L6-2: Formula: (and (= |v_ULTIMATE.start_test_fun_#in~x_1| |v_ULTIMATE.start_main_#t~nondet0_2|) (= v_ULTIMATE.start_test_fun_~x_1 |v_ULTIMATE.start_test_fun_#in~x_1|) (= v_ULTIMATE.start_test_fun_~c~0_1 0)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_2|, ULTIMATE.start_main_#t~ret1=|v_ULTIMATE.start_main_#t~ret1_3|, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_test_fun_#res=|v_ULTIMATE.start_test_fun_#res_2|, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_1, ULTIMATE.start_test_fun_#in~x=|v_ULTIMATE.start_test_fun_#in~x_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~ret1, ULTIMATE.start_test_fun_~x, ULTIMATE.start_main_#res, ULTIMATE.start_test_fun_#res, ULTIMATE.start_test_fun_~c~0, ULTIMATE.start_test_fun_#in~x]" "[27] L6-2-->L6-2: Formula: (and (< 1 v_ULTIMATE.start_test_fun_~x_5) (= v_ULTIMATE.start_test_fun_~x_4 (* v_ULTIMATE.start_test_fun_~x_5 v_ULTIMATE.start_test_fun_~x_5)) (= v_ULTIMATE.start_test_fun_~c~0_3 (+ v_ULTIMATE.start_test_fun_~c~0_4 1)) (< v_ULTIMATE.start_test_fun_~x_5 100)) InVars {ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_5, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_4} OutVars{ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_4, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_3} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~x, ULTIMATE.start_test_fun_~c~0]" Loop: "[27] L6-2-->L6-2: Formula: (and (< 1 v_ULTIMATE.start_test_fun_~x_5) (= v_ULTIMATE.start_test_fun_~x_4 (* v_ULTIMATE.start_test_fun_~x_5 v_ULTIMATE.start_test_fun_~x_5)) (= v_ULTIMATE.start_test_fun_~c~0_3 (+ v_ULTIMATE.start_test_fun_~c~0_4 1)) (< v_ULTIMATE.start_test_fun_~x_5 100)) InVars {ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_5, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_4} OutVars{ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_4, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_3} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~x, ULTIMATE.start_test_fun_~c~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-06-22 06:17:52.752 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-06-22 06:18:00.172 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check