MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-22 03:03:23,911 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-22 03:03:23,913 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-22 03:03:23,925 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-22 03:03:23,925 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-22 03:03:23,926 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-22 03:03:23,927 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-22 03:03:23,929 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-22 03:03:23,930 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-22 03:03:23,931 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-22 03:03:23,932 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-22 03:03:23,932 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-22 03:03:23,933 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-22 03:03:23,934 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-22 03:03:23,935 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-22 03:03:23,935 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-22 03:03:23,936 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-22 03:03:23,938 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-22 03:03:23,940 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-22 03:03:23,941 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-22 03:03:23,942 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-22 03:03:23,943 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-22 03:03:23,945 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-22 03:03:23,945 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-22 03:03:23,946 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-22 03:03:23,947 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-22 03:03:23,947 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-22 03:03:23,948 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-22 03:03:23,948 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-22 03:03:23,949 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-22 03:03:23,949 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-22 03:03:23,950 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-22 03:03:23,951 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-22 03:03:23,951 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-22 03:03:23,952 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-22 03:03:23,952 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-22 03:03:23,952 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-22 03:03:23,953 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-22 03:03:23,954 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-22 03:03:23,954 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2020-06-22 03:03:23,968 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-22 03:03:23,969 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-22 03:03:23,970 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-22 03:03:23,970 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-22 03:03:23,970 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-22 03:03:23,970 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-22 03:03:23,970 INFO L133 SettingsManager]: * Use SBE=true [2020-06-22 03:03:23,971 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-22 03:03:23,971 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-22 03:03:23,971 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-22 03:03:23,971 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-22 03:03:23,971 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-22 03:03:23,971 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-22 03:03:23,971 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-22 03:03:23,972 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:03:23,972 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-22 03:03:23,972 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-22 03:03:23,972 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-22 03:03:23,972 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-22 03:03:23,972 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-22 03:03:23,973 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-22 03:03:23,973 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-22 03:03:23,973 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-22 03:03:23,973 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-22 03:03:23,973 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 03:03:23,973 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-22 03:03:23,974 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-22 03:03:23,974 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-22 03:03:23,974 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-22 03:03:23,999 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-22 03:03:24,012 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-22 03:03:24,016 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-22 03:03:24,017 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-22 03:03:24,018 INFO L276 PluginConnector]: CDTParser initialized [2020-06-22 03:03:24,018 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 03:03:24,086 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/4f7ae4ccccd9403485aae950a0f02b27/FLAG3d7e58356 [2020-06-22 03:03:24,427 INFO L307 CDTParser]: Found 1 translation units. [2020-06-22 03:03:24,428 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 03:03:24,435 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/4f7ae4ccccd9403485aae950a0f02b27/FLAG3d7e58356 [2020-06-22 03:03:24,851 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/4f7ae4ccccd9403485aae950a0f02b27 [2020-06-22 03:03:24,862 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-22 03:03:24,864 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-22 03:03:24,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-22 03:03:24,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-22 03:03:24,869 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-22 03:03:24,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 03:03:24" (1/1) ... [2020-06-22 03:03:24,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55719bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:24, skipping insertion in model container [2020-06-22 03:03:24,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 03:03:24" (1/1) ... [2020-06-22 03:03:24,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-22 03:03:24,898 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-22 03:03:25,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 03:03:25,059 INFO L191 MainTranslator]: Completed pre-run [2020-06-22 03:03:25,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 03:03:25,148 INFO L195 MainTranslator]: Completed translation [2020-06-22 03:03:25,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25 WrapperNode [2020-06-22 03:03:25,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-22 03:03:25,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-22 03:03:25,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-22 03:03:25,150 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-22 03:03:25,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-22 03:03:25,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-22 03:03:25,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-22 03:03:25,185 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-22 03:03:25,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-22 03:03:25,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-22 03:03:25,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-22 03:03:25,205 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-22 03:03:25,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (1/1) ... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 03:03:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-22 03:03:25,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-22 03:03:25,392 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-22 03:03:25,392 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2020-06-22 03:03:25,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 03:03:25 BoogieIcfgContainer [2020-06-22 03:03:25,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-22 03:03:25,394 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-22 03:03:25,394 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-22 03:03:25,396 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-22 03:03:25,397 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 03:03:25" (1/1) ... [2020-06-22 03:03:25,410 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2020-06-22 03:03:25,412 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-22 03:03:25,412 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-22 03:03:25,413 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-22 03:03:25,413 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-22 03:03:25,415 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-22 03:03:25,416 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-22 03:03:25,416 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-22 03:03:25,429 INFO L185 BlockEncoder]: Using Use SBE [2020-06-22 03:03:25,436 INFO L200 BlockEncoder]: SBE split 0 edges [2020-06-22 03:03:25,440 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-06-22 03:03:25,442 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 03:03:25,456 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-06-22 03:03:25,458 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-06-22 03:03:25,459 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 03:03:25,460 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 03:03:25,460 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-22 03:03:25,460 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 03:03:25,460 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges [2020-06-22 03:03:25,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 03:03:25 BasicIcfg [2020-06-22 03:03:25,461 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-22 03:03:25,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-22 03:03:25,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-22 03:03:25,465 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-22 03:03:25,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.06 03:03:24" (1/4) ... [2020-06-22 03:03:25,466 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be81f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 03:03:25, skipping insertion in model container [2020-06-22 03:03:25,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (2/4) ... [2020-06-22 03:03:25,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be81f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 03:03:25, skipping insertion in model container [2020-06-22 03:03:25,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 03:03:25" (3/4) ... [2020-06-22 03:03:25,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be81f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 03:03:25, skipping insertion in model container [2020-06-22 03:03:25,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 03:03:25" (4/4) ... [2020-06-22 03:03:25,469 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 03:03:25,479 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-22 03:03:25,486 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-22 03:03:25,502 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-22 03:03:25,531 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 03:03:25,531 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-22 03:03:25,532 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-22 03:03:25,532 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 03:03:25,532 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 03:03:25,532 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 03:03:25,532 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-22 03:03:25,532 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 03:03:25,533 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-22 03:03:25,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-06-22 03:03:25,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-22 03:03:25,555 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-06-22 03:03:25,604 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-06-22 03:03:25,604 INFO L451 ceAbstractionStarter]: At program point L11-2(lines 11 15) the Hoare annotation is: true [2020-06-22 03:03:25,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 03:03:25 BasicIcfg [2020-06-22 03:03:25,612 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-22 03:03:25,613 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-22 03:03:25,613 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-22 03:03:25,616 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-22 03:03:25,617 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:03:25,617 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.06 03:03:24" (1/5) ... [2020-06-22 03:03:25,618 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a7a6edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 03:03:25, skipping insertion in model container [2020-06-22 03:03:25,618 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:03:25,618 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 03:03:25" (2/5) ... [2020-06-22 03:03:25,618 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a7a6edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 03:03:25, skipping insertion in model container [2020-06-22 03:03:25,618 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:03:25,619 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 03:03:25" (3/5) ... [2020-06-22 03:03:25,619 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a7a6edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 03:03:25, skipping insertion in model container [2020-06-22 03:03:25,619 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:03:25,619 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 03:03:25" (4/5) ... [2020-06-22 03:03:25,620 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a7a6edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 03:03:25, skipping insertion in model container [2020-06-22 03:03:25,620 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 03:03:25,620 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 03:03:25" (5/5) ... [2020-06-22 03:03:25,621 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 03:03:25,649 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 03:03:25,649 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-22 03:03:25,649 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-22 03:03:25,649 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 03:03:25,649 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 03:03:25,650 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 03:03:25,650 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-22 03:03:25,650 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 03:03:25,650 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-22 03:03:25,654 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 03:03:25,671 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 03:03:25,672 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 03:03:25,672 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 03:03:25,677 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 03:03:25,677 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 03:03:25,677 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2020-06-22 03:03:25,677 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-06-22 03:03:25,678 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-06-22 03:03:25,678 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 03:03:25,678 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 03:03:25,678 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-06-22 03:03:25,678 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 03:03:25,683 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_1 1) (= v_ULTIMATE.start_main_~b~0_1 2)) InVars {} OutVars{ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~b~0] 4#L11-2true [2020-06-22 03:03:25,684 INFO L796 eck$LassoCheckResult]: Loop: 4#L11-2true [24] L11-2-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_7) (= (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8) (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0] 4#L11-2true [2020-06-22 03:03:25,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:03:25,690 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times [2020-06-22 03:03:25,692 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:03:25,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:03:25,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:25,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 03:03:25,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:25,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:03:25,759 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times [2020-06-22 03:03:25,759 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:03:25,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:03:25,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:25,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 03:03:25,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:25,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:03:25,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1543, now seen corresponding path program 1 times [2020-06-22 03:03:25,777 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:03:25,777 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:03:25,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:25,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 03:03:25,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:25,864 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:03:25,865 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:03:25,865 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:03:25,866 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:03:25,866 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 03:03:25,866 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:03:25,866 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:03:25,866 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:03:25,866 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 03:03:25,867 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:03:25,867 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:03:25,887 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 03:03:25,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:03:25,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:03:25,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:03:26,037 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:03:26,038 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:03:26,045 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:03:26,045 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:03:26,052 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:03:26,053 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:03:26,083 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:03:26,083 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:03:26,111 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:03:26,111 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 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 03:03:26,116 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:03:26,116 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:03:26,143 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:03:26,144 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 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 03:03:26,150 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:03:26,150 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:03:26,182 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 03:03:26,182 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:03:26,553 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 03:03:26,557 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:03:26,557 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:03:26,557 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:03:26,557 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:03:26,557 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 03:03:26,557 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 03:03:26,557 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:03:26,558 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:03:26,558 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 03:03:26,558 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:03:26,558 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:03:26,560 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 03:03:26,575 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 03:03:26,578 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 03:03:26,581 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 03:03:26,657 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:03:26,663 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 03:03:26,665 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 03:03:26,666 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,667 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:03:26,673 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:03:26,674 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 03:03:26,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,710 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,711 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,711 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:26,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,712 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,712 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:03:26,713 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 03:03:26,713 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:26,714 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,714 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,715 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,715 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,715 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:03:26,717 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:03:26,717 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 03:03:26,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,724 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,724 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,725 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:03:26,727 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:03:26,727 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 03:03:26,733 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,733 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 03:03:26,734 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,734 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,735 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,735 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:26,740 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:26,740 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:26,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,796 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,797 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:26,798 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,798 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,798 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:26,798 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:03:26,799 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:26,800 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,801 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,801 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:26,804 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:26,804 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:26,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,807 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,808 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,808 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,808 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:26,811 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:26,811 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:26,817 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,817 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 03:03:26,817 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,818 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,818 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:26,823 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:26,823 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:26,851 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,851 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,852 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,852 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:26,852 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,852 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,853 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:26,853 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:03:26,853 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:26,854 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,854 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,855 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,855 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,855 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,855 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:26,858 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:26,858 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:26,862 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,863 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,863 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,864 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,864 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,864 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:26,866 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:26,866 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:26,873 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,874 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 03:03:26,874 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,875 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,875 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,875 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,875 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:26,880 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:26,880 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:26,907 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,908 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,908 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:26,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,909 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:26,909 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:03:26,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:26,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,911 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,912 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:26,914 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:26,915 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:26,919 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,920 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:26,920 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,920 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,921 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:26,923 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:26,923 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:26,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,931 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 03:03:26,931 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,932 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:26,932 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:26,932 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,932 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,933 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:26,936 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:26,936 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:26,958 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,958 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,959 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:26,960 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:26,960 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:26,960 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,960 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,960 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:26,961 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:03:26,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:26,962 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,962 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,963 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:26,963 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:26,963 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,963 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,963 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:26,965 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:26,965 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:26,970 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,971 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,971 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:26,971 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:26,972 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,972 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:26,973 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:26,974 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:26,980 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:26,980 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 03:03:26,980 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:26,981 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:26,981 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:03:26,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:26,981 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:26,982 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:26,986 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:26,986 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:27,013 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,014 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 03:03:27,014 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,014 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:03:27,015 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:27,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,016 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:27,017 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:03:27,017 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:27,018 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,019 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,019 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,019 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:03:27,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,020 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:27,022 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:27,023 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:27,028 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,029 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,029 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,029 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:03:27,030 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,030 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,030 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:27,032 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:27,033 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:27,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,041 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 03:03:27,041 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,042 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,042 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:27,042 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,042 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,043 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:27,048 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:27,048 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:27,079 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,079 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,080 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,080 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:27,081 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:27,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,081 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,081 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:27,083 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:03:27,083 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:27,084 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,084 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,085 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,085 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:27,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,085 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,085 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:27,089 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:27,089 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:27,098 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,098 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,099 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,099 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:27,099 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,099 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,099 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:27,102 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:27,103 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:27,113 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,113 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 03:03:27,114 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,114 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,114 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:27,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,115 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,115 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:27,118 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:27,118 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:27,151 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,151 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,152 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,152 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:27,152 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:27,153 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,153 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,153 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:27,153 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:03:27,153 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:27,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,156 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,156 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,157 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:27,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,157 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:27,159 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:27,159 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:27,163 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,164 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 03:03:27,164 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,164 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:27,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,165 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:27,166 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:27,166 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:27,171 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,171 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 03:03:27,172 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,172 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,172 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:27,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,173 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:03:27,177 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 03:03:27,177 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 03:03:27,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,274 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,275 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:27,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:27,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,275 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:03:27,276 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:03:27,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:27,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,279 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,279 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,279 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:27,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,280 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,280 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:03:27,324 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 03:03:27,325 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 03:03:27,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,337 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:27,338 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:27,338 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:27,338 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:27,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:27,339 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:03:27,341 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 03:03:27,341 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 03:03:27,348 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:27,349 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-06-22 03:03:27,350 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_1 1) (= v_ULTIMATE.start_main_~b~0_1 2)) InVars {} OutVars{ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~b~0] 4#L11-2true [24] L11-2-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_7) (= (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8) (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0] 4#L11-2true [2020-06-22 03:03:27,350 INFO L796 eck$LassoCheckResult]: Loop: 4#L11-2true [24] L11-2-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_7) (= (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8) (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0] 4#L11-2true [2020-06-22 03:03:27,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:03:27,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1543, now seen corresponding path program 2 times [2020-06-22 03:03:27,351 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:03:27,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:03:27,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:27,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 03:03:27,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:27,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:03:27,359 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 2 times [2020-06-22 03:03:27,359 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:03:27,359 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:03:27,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:27,360 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 03:03:27,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:27,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 03:03:27,364 INFO L82 PathProgramCache]: Analyzing trace with hash 47857, now seen corresponding path program 3 times [2020-06-22 03:03:27,364 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 03:03:27,364 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 03:03:27,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:27,365 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 03:03:27,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 03:03:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 03:03:27,424 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:03:27,424 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:03:27,424 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:03:27,425 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:03:27,425 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2020-06-22 03:03:27,425 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:03:27,425 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:03:27,425 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:03:27,425 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 03:03:27,425 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:03:27,425 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:03:27,427 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 03:03:27,431 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 03:03:27,436 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 03:03:27,452 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 03:03:27,548 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:03:27,548 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:03:27,554 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:03:27,554 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:03:27,583 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:03:27,583 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 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 03:03:27,592 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:03:27,593 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:03:27,620 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2020-06-22 03:03:27,620 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:03:27,626 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-06-22 03:03:27,626 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 03:03:27,660 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-06-22 03:03:27,660 INFO L163 nArgumentSynthesizer]: Using integer mode. [2020-06-22 03:03:28,069 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-06-22 03:03:28,072 INFO L216 LassoAnalysis]: Preferences: [2020-06-22 03:03:28,073 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2020-06-22 03:03:28,073 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-06-22 03:03:28,073 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2020-06-22 03:03:28,073 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2020-06-22 03:03:28,073 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-06-22 03:03:28,073 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2020-06-22 03:03:28,073 INFO L130 ssoRankerPreferences]: Path of dumped script: [2020-06-22 03:03:28,073 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-06-22 03:03:28,074 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2020-06-22 03:03:28,074 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2020-06-22 03:03:28,075 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 03:03:28,079 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 03:03:28,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-06-22 03:03:28,098 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 03:03:28,192 INFO L300 LassoAnalysis]: Preprocessing complete. [2020-06-22 03:03:28,192 INFO L497 LassoAnalysis]: Using template 'affine'. [2020-06-22 03:03:28,193 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,194 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,194 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,194 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:03:28,195 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:03:28,195 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 03:03:28,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,198 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,198 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,199 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:03:28,200 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:03:28,200 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 03:03:28,202 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,203 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,203 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,203 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:03:28,205 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:03:28,205 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-06-22 03:03:28,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,212 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:28,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,213 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2020-06-22 03:03:28,213 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-06-22 03:03:28,213 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:28,214 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,214 INFO L497 LassoAnalysis]: Using template '2-nested'. [2020-06-22 03:03:28,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,215 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,215 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,215 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:28,216 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:28,216 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:28,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,218 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,219 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:28,220 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:28,220 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:28,223 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,223 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,224 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,224 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,224 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,224 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:28,226 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:28,226 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:28,234 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,235 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,235 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:28,235 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,236 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:28,236 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:03:28,236 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:28,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,237 INFO L497 LassoAnalysis]: Using template '3-nested'. [2020-06-22 03:03:28,237 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,237 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,237 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,238 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,239 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:28,239 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:28,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,242 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,243 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,244 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:28,244 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:28,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,248 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 03:03:28,248 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,249 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,249 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,251 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:28,251 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:28,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,267 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:28,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,268 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,268 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,268 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:03:28,268 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:28,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,269 INFO L497 LassoAnalysis]: Using template '4-nested'. [2020-06-22 03:03:28,269 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,270 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,270 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:28,272 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:28,272 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:28,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,275 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,275 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,276 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:28,277 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:28,277 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:28,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,283 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,283 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:28,286 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:28,286 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:28,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,301 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,301 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2020-06-22 03:03:28,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:28,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,302 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:28,302 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:03:28,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:28,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,303 INFO L497 LassoAnalysis]: Using template '2-phase'. [2020-06-22 03:03:28,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,304 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,304 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:28,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,304 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:28,305 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:28,306 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:28,309 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,309 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,310 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,310 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:28,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,310 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:28,312 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:28,312 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:28,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,317 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,317 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,317 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:28,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,318 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:28,320 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-06-22 03:03:28,320 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-06-22 03:03:28,332 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,333 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,334 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,334 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:28,334 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:28,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,334 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,334 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2020-06-22 03:03:28,335 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-06-22 03:03:28,335 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:28,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,336 INFO L497 LassoAnalysis]: Using template '3-phase'. [2020-06-22 03:03:28,336 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 03:03:28,336 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,337 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:03:28,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,337 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,339 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:28,339 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:28,343 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,344 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,344 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,344 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:03:28,345 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,345 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,347 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:28,347 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:28,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,353 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,354 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,354 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:03:28,354 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,355 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,358 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:28,358 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:28,380 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,381 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,382 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,382 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2020-06-22 03:03:28,382 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:28,382 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,382 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,383 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,383 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:03:28,384 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:28,385 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,385 INFO L497 LassoAnalysis]: Using template '4-phase'. [2020-06-22 03:03:28,385 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,386 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,386 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:28,386 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,386 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,386 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:28,389 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:28,389 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:28,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,397 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,398 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,398 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:28,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,398 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,398 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:28,401 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:28,401 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:28,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,410 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,410 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,411 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:28,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,411 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:28,415 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-06-22 03:03:28,416 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-06-22 03:03:28,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,440 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:28,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:28,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,441 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2020-06-22 03:03:28,442 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-06-22 03:03:28,442 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:28,443 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,443 INFO L497 LassoAnalysis]: Using template '2-lex'. [2020-06-22 03:03:28,443 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 03:03:28,444 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,444 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:28,444 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,444 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,444 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,446 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:28,446 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:28,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,450 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,450 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,451 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:28,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,451 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,453 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:28,453 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:28,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,457 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,458 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,458 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:28,458 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,458 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,458 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,461 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-06-22 03:03:28,461 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-06-22 03:03:28,482 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,483 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,483 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,484 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2020-06-22 03:03:28,484 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:28,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,484 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2020-06-22 03:03:28,485 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-06-22 03:03:28,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:28,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,486 INFO L497 LassoAnalysis]: Using template '3-lex'. [2020-06-22 03:03:28,487 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,487 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,487 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:28,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,488 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:03:28,490 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 03:03:28,490 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 03:03:28,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,497 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,497 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,498 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:28,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,498 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,498 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:03:28,500 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 03:03:28,500 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 03:03:28,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,508 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,508 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,508 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:28,509 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,509 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,509 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:03:28,513 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-06-22 03:03:28,513 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-06-22 03:03:28,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,590 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-06-22 03:03:28,591 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-06-22 03:03:28,591 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2020-06-22 03:03:28,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-06-22 03:03:28,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2020-06-22 03:03:28,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2020-06-22 03:03:28,592 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2020-06-22 03:03:28,592 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-06-22 03:03:28,592 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-06-22 03:03:28,595 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-06-22 03:03:28,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 03:03:28 BasicIcfg [2020-06-22 03:03:28,602 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-22 03:03:28,603 INFO L168 Benchmark]: Toolchain (without parser) took 3739.98 ms. Allocated memory was 649.6 MB in the beginning and 780.1 MB in the end (delta: 130.5 MB). Free memory was 564.2 MB in the beginning and 490.7 MB in the end (delta: 73.5 MB). Peak memory consumption was 204.1 MB. Max. memory is 50.3 GB. [2020-06-22 03:03:28,605 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 649.6 MB. Free memory is still 585.8 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-22 03:03:28,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.56 ms. Allocated memory was 649.6 MB in the beginning and 687.3 MB in the end (delta: 37.7 MB). Free memory was 564.2 MB in the beginning and 655.0 MB in the end (delta: -90.9 MB). Peak memory consumption was 30.8 MB. Max. memory is 50.3 GB. [2020-06-22 03:03:28,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.99 ms. Allocated memory is still 687.3 MB. Free memory was 655.0 MB in the beginning and 653.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. [2020-06-22 03:03:28,606 INFO L168 Benchmark]: Boogie Preprocessor took 19.20 ms. Allocated memory is still 687.3 MB. Free memory was 653.9 MB in the beginning and 651.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. [2020-06-22 03:03:28,607 INFO L168 Benchmark]: RCFGBuilder took 189.20 ms. Allocated memory is still 687.3 MB. Free memory was 650.0 MB in the beginning and 638.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 50.3 GB. [2020-06-22 03:03:28,608 INFO L168 Benchmark]: BlockEncodingV2 took 66.98 ms. Allocated memory is still 687.3 MB. Free memory was 638.3 MB in the beginning and 633.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. [2020-06-22 03:03:28,608 INFO L168 Benchmark]: TraceAbstraction took 150.15 ms. Allocated memory is still 687.3 MB. Free memory was 633.0 MB in the beginning and 624.3 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. [2020-06-22 03:03:28,609 INFO L168 Benchmark]: BuchiAutomizer took 2989.71 ms. Allocated memory was 687.3 MB in the beginning and 780.1 MB in the end (delta: 92.8 MB). Free memory was 624.3 MB in the beginning and 490.7 MB in the end (delta: 133.6 MB). Peak memory consumption was 226.4 MB. Max. memory is 50.3 GB. [2020-06-22 03:03:28,613 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 6 locations, 7 edges - StatisticsResult: Encoded RCFG 2 locations, 2 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 649.6 MB. Free memory is still 585.8 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 284.56 ms. Allocated memory was 649.6 MB in the beginning and 687.3 MB in the end (delta: 37.7 MB). Free memory was 564.2 MB in the beginning and 655.0 MB in the end (delta: -90.9 MB). Peak memory consumption was 30.8 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 34.99 ms. Allocated memory is still 687.3 MB. Free memory was 655.0 MB in the beginning and 653.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 19.20 ms. Allocated memory is still 687.3 MB. Free memory was 653.9 MB in the beginning and 651.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. * RCFGBuilder took 189.20 ms. Allocated memory is still 687.3 MB. Free memory was 650.0 MB in the beginning and 638.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 66.98 ms. Allocated memory is still 687.3 MB. Free memory was 638.3 MB in the beginning and 633.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. * TraceAbstraction took 150.15 ms. Allocated memory is still 687.3 MB. Free memory was 633.0 MB in the beginning and 624.3 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 2989.71 ms. Allocated memory was 687.3 MB in the beginning and 780.1 MB in the end (delta: 92.8 MB). Free memory was 624.3 MB in the beginning and 490.7 MB in the end (delta: 133.6 MB). Peak memory consumption was 226.4 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: 11]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. 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: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq187 hnf91 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 9ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[18] ULTIMATE.startENTRY-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_1 1) (= v_ULTIMATE.start_main_~b~0_1 2)) InVars {} OutVars{ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~b~0]" "[24] L11-2-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_7) (= (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8) (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0]" Loop: "[24] L11-2-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_7) (= (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8) (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-06-22 03:03:21.627 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-06-22 03:03:28.847 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check