NO Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-22 00:24:56,236 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-22 00:24:56,238 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-22 00:24:56,249 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-22 00:24:56,249 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-22 00:24:56,250 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-22 00:24:56,251 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-22 00:24:56,253 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-22 00:24:56,254 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-22 00:24:56,255 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-22 00:24:56,256 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-22 00:24:56,256 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-22 00:24:56,257 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-22 00:24:56,258 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-22 00:24:56,259 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-22 00:24:56,259 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-22 00:24:56,260 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-22 00:24:56,262 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-22 00:24:56,264 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-22 00:24:56,265 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-22 00:24:56,266 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-22 00:24:56,267 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-22 00:24:56,269 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-22 00:24:56,269 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-22 00:24:56,270 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-22 00:24:56,270 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-22 00:24:56,271 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-22 00:24:56,272 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-22 00:24:56,272 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-22 00:24:56,272 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-22 00:24:56,273 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-22 00:24:56,274 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-22 00:24:56,275 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-22 00:24:56,275 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-22 00:24:56,275 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-22 00:24:56,276 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-22 00:24:56,276 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-22 00:24:56,277 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-22 00:24:56,277 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-22 00:24:56,278 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-06-22 00:24:56,292 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-22 00:24:56,292 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-22 00:24:56,293 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-22 00:24:56,293 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-22 00:24:56,293 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-22 00:24:56,294 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-22 00:24:56,294 INFO L133 SettingsManager]: * Use SBE=true [2020-06-22 00:24:56,294 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-22 00:24:56,294 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-22 00:24:56,294 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-22 00:24:56,294 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-22 00:24:56,295 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-22 00:24:56,295 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-22 00:24:56,295 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-22 00:24:56,295 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 00:24:56,295 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-22 00:24:56,295 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-22 00:24:56,296 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-22 00:24:56,296 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-22 00:24:56,296 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-22 00:24:56,296 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-22 00:24:56,296 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-22 00:24:56,296 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-22 00:24:56,297 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-22 00:24:56,297 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 00:24:56,297 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-22 00:24:56,297 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-22 00:24:56,297 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-22 00:24:56,297 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-22 00:24:56,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-22 00:24:56,334 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-22 00:24:56,338 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-22 00:24:56,339 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-22 00:24:56,340 INFO L276 PluginConnector]: CDTParser initialized [2020-06-22 00:24:56,340 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-06-22 00:24:56,407 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/7a76eb0508f4472bad1feda195e60796/FLAGbd21bb7f7 [2020-06-22 00:24:56,778 INFO L307 CDTParser]: Found 1 translation units. [2020-06-22 00:24:56,778 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-06-22 00:24:56,789 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/7a76eb0508f4472bad1feda195e60796/FLAGbd21bb7f7 [2020-06-22 00:24:57,141 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/7a76eb0508f4472bad1feda195e60796 [2020-06-22 00:24:57,153 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-22 00:24:57,155 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-22 00:24:57,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-22 00:24:57,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-22 00:24:57,159 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-22 00:24:57,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a15b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57, skipping insertion in model container [2020-06-22 00:24:57,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-22 00:24:57,209 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-22 00:24:57,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 00:24:57,525 INFO L191 MainTranslator]: Completed pre-run [2020-06-22 00:24:57,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 00:24:57,607 INFO L195 MainTranslator]: Completed translation [2020-06-22 00:24:57,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57 WrapperNode [2020-06-22 00:24:57,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-22 00:24:57,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-22 00:24:57,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-22 00:24:57,609 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-22 00:24:57,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-22 00:24:57,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-22 00:24:57,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-22 00:24:57,667 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-22 00:24:57,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... [2020-06-22 00:24:57,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-22 00:24:57,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-22 00:24:57,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-22 00:24:57,710 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-22 00:24:57,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (1/1) ... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 00:24:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-22 00:24:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-22 00:24:58,422 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-22 00:24:58,423 INFO L286 CfgBuilder]: Removed 20 assue(true) statements. [2020-06-22 00:24:58,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:24:58 BoogieIcfgContainer [2020-06-22 00:24:58,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-22 00:24:58,425 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-22 00:24:58,425 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-22 00:24:58,427 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-22 00:24:58,428 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:24:58" (1/1) ... [2020-06-22 00:24:58,455 INFO L313 BlockEncoder]: Initial Icfg 123 locations, 214 edges [2020-06-22 00:24:58,457 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-22 00:24:58,457 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-22 00:24:58,458 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-22 00:24:58,458 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-22 00:24:58,460 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-22 00:24:58,461 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-22 00:24:58,461 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-22 00:24:58,514 INFO L185 BlockEncoder]: Using Use SBE [2020-06-22 00:24:58,577 INFO L200 BlockEncoder]: SBE split 89 edges [2020-06-22 00:24:58,584 INFO L70 emoveInfeasibleEdges]: Removed 3 edges and 0 locations because of local infeasibility [2020-06-22 00:24:58,586 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 00:24:58,615 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-06-22 00:24:58,617 INFO L70 RemoveSinkStates]: Removed 2 edges and 2 locations by removing sink states [2020-06-22 00:24:58,619 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 00:24:58,620 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 00:24:58,620 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-22 00:24:58,621 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 00:24:58,622 INFO L313 BlockEncoder]: Encoded RCFG 118 locations, 315 edges [2020-06-22 00:24:58,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 12:24:58 BasicIcfg [2020-06-22 00:24:58,622 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-22 00:24:58,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-22 00:24:58,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-22 00:24:58,627 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-22 00:24:58,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.06 12:24:57" (1/4) ... [2020-06-22 00:24:58,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5159b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 12:24:58, skipping insertion in model container [2020-06-22 00:24:58,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (2/4) ... [2020-06-22 00:24:58,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5159b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 12:24:58, skipping insertion in model container [2020-06-22 00:24:58,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:24:58" (3/4) ... [2020-06-22 00:24:58,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5159b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 12:24:58, skipping insertion in model container [2020-06-22 00:24:58,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 12:24:58" (4/4) ... [2020-06-22 00:24:58,631 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 00:24:58,641 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-22 00:24:58,649 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-22 00:24:58,666 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-22 00:24:58,695 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 00:24:58,696 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-22 00:24:58,696 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-22 00:24:58,696 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 00:24:58,696 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 00:24:58,696 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 00:24:58,696 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-22 00:24:58,696 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 00:24:58,697 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-22 00:24:58,713 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states. [2020-06-22 00:24:58,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-22 00:24:58,727 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 118 states. [2020-06-22 00:24:58,789 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 483) no Hoare annotation was computed. [2020-06-22 00:24:58,789 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 324) no Hoare annotation was computed. [2020-06-22 00:24:58,789 INFO L448 ceAbstractionStarter]: For program point L316-1(lines 313 324) no Hoare annotation was computed. [2020-06-22 00:24:58,789 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 394) no Hoare annotation was computed. [2020-06-22 00:24:58,789 INFO L448 ceAbstractionStarter]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-06-22 00:24:58,790 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 477) no Hoare annotation was computed. [2020-06-22 00:24:58,790 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 170) no Hoare annotation was computed. [2020-06-22 00:24:58,790 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 418) no Hoare annotation was computed. [2020-06-22 00:24:58,790 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 592) no Hoare annotation was computed. [2020-06-22 00:24:58,790 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2020-06-22 00:24:58,790 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 480) no Hoare annotation was computed. [2020-06-22 00:24:58,790 INFO L448 ceAbstractionStarter]: For program point L193-2(line 193) no Hoare annotation was computed. [2020-06-22 00:24:58,790 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-06-22 00:24:58,791 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 321) no Hoare annotation was computed. [2020-06-22 00:24:58,791 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 220) no Hoare annotation was computed. [2020-06-22 00:24:58,791 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 350) no Hoare annotation was computed. [2020-06-22 00:24:58,791 INFO L448 ceAbstractionStarter]: For program point L342-1(lines 339 350) no Hoare annotation was computed. [2020-06-22 00:24:58,791 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 391) no Hoare annotation was computed. [2020-06-22 00:24:58,792 INFO L451 ceAbstractionStarter]: At program point L458(lines 454 477) the Hoare annotation is: true [2020-06-22 00:24:58,792 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 142) no Hoare annotation was computed. [2020-06-22 00:24:58,792 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 415) no Hoare annotation was computed. [2020-06-22 00:24:58,792 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 337) no Hoare annotation was computed. [2020-06-22 00:24:58,792 INFO L451 ceAbstractionStarter]: At program point L574-2(lines 574 578) the Hoare annotation is: true [2020-06-22 00:24:58,792 INFO L448 ceAbstractionStarter]: For program point L120(lines 120 154) no Hoare annotation was computed. [2020-06-22 00:24:58,792 INFO L448 ceAbstractionStarter]: For program point L343(lines 343 347) no Hoare annotation was computed. [2020-06-22 00:24:58,793 INFO L451 ceAbstractionStarter]: At program point L120-2(lines 115 157) the Hoare annotation is: true [2020-06-22 00:24:58,793 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 285) no Hoare annotation was computed. [2020-06-22 00:24:58,793 INFO L448 ceAbstractionStarter]: For program point L277-1(lines 274 285) no Hoare annotation was computed. [2020-06-22 00:24:58,793 INFO L448 ceAbstractionStarter]: For program point L211(lines 211 213) no Hoare annotation was computed. [2020-06-22 00:24:58,793 INFO L448 ceAbstractionStarter]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-06-22 00:24:58,793 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 152) no Hoare annotation was computed. [2020-06-22 00:24:58,793 INFO L448 ceAbstractionStarter]: For program point L145-1(lines 145 152) no Hoare annotation was computed. [2020-06-22 00:24:58,793 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 388) no Hoare annotation was computed. [2020-06-22 00:24:58,794 INFO L448 ceAbstractionStarter]: For program point L236(line 236) no Hoare annotation was computed. [2020-06-22 00:24:58,794 INFO L448 ceAbstractionStarter]: For program point L236-2(line 236) no Hoare annotation was computed. [2020-06-22 00:24:58,794 INFO L448 ceAbstractionStarter]: For program point L137(lines 137 141) no Hoare annotation was computed. [2020-06-22 00:24:58,794 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 412) no Hoare annotation was computed. [2020-06-22 00:24:58,794 INFO L448 ceAbstractionStarter]: For program point L129(lines 120 144) no Hoare annotation was computed. [2020-06-22 00:24:58,794 INFO L448 ceAbstractionStarter]: For program point L352(lines 352 436) no Hoare annotation was computed. [2020-06-22 00:24:58,794 INFO L448 ceAbstractionStarter]: For program point L352-1(lines 352 436) no Hoare annotation was computed. [2020-06-22 00:24:58,794 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 282) no Hoare annotation was computed. [2020-06-22 00:24:58,795 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2020-06-22 00:24:58,795 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 148) no Hoare annotation was computed. [2020-06-22 00:24:58,795 INFO L448 ceAbstractionStarter]: For program point L369(lines 369 385) no Hoare annotation was computed. [2020-06-22 00:24:58,795 INFO L448 ceAbstractionStarter]: For program point L146-2(lines 145 152) no Hoare annotation was computed. [2020-06-22 00:24:58,795 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 311) no Hoare annotation was computed. [2020-06-22 00:24:58,795 INFO L448 ceAbstractionStarter]: For program point L303-1(lines 300 311) no Hoare annotation was computed. [2020-06-22 00:24:58,795 INFO L451 ceAbstractionStarter]: At program point L493(lines 440 495) the Hoare annotation is: true [2020-06-22 00:24:58,796 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 409) no Hoare annotation was computed. [2020-06-22 00:24:58,796 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 480) no Hoare annotation was computed. [2020-06-22 00:24:58,796 INFO L448 ceAbstractionStarter]: For program point L163(lines 163 197) no Hoare annotation was computed. [2020-06-22 00:24:58,796 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 433) no Hoare annotation was computed. [2020-06-22 00:24:58,796 INFO L451 ceAbstractionStarter]: At program point L163-2(lines 158 200) the Hoare annotation is: true [2020-06-22 00:24:58,796 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 298) no Hoare annotation was computed. [2020-06-22 00:24:58,796 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 195) no Hoare annotation was computed. [2020-06-22 00:24:58,796 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 188 195) no Hoare annotation was computed. [2020-06-22 00:24:58,797 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 128) no Hoare annotation was computed. [2020-06-22 00:24:58,797 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 120 144) no Hoare annotation was computed. [2020-06-22 00:24:58,797 INFO L448 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-06-22 00:24:58,797 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2020-06-22 00:24:58,797 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 382) no Hoare annotation was computed. [2020-06-22 00:24:58,797 INFO L448 ceAbstractionStarter]: For program point L147-2(line 147) no Hoare annotation was computed. [2020-06-22 00:24:58,797 INFO L448 ceAbstractionStarter]: For program point L304(lines 304 308) no Hoare annotation was computed. [2020-06-22 00:24:58,798 INFO L448 ceAbstractionStarter]: For program point L172(lines 163 187) no Hoare annotation was computed. [2020-06-22 00:24:58,798 INFO L448 ceAbstractionStarter]: For program point L362(lines 362 406) no Hoare annotation was computed. [2020-06-22 00:24:58,798 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 337) no Hoare annotation was computed. [2020-06-22 00:24:58,798 INFO L448 ceAbstractionStarter]: For program point L329-1(lines 326 337) no Hoare annotation was computed. [2020-06-22 00:24:58,798 INFO L451 ceAbstractionStarter]: At program point L453(lines 449 480) the Hoare annotation is: true [2020-06-22 00:24:58,798 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 430) no Hoare annotation was computed. [2020-06-22 00:24:58,798 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-06-22 00:24:58,799 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 191) no Hoare annotation was computed. [2020-06-22 00:24:58,799 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 492) no Hoare annotation was computed. [2020-06-22 00:24:58,799 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 445 492) no Hoare annotation was computed. [2020-06-22 00:24:58,799 INFO L448 ceAbstractionStarter]: For program point L189-2(lines 188 195) no Hoare annotation was computed. [2020-06-22 00:24:58,799 INFO L448 ceAbstractionStarter]: For program point L313(lines 313 324) no Hoare annotation was computed. [2020-06-22 00:24:58,799 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 580) no Hoare annotation was computed. [2020-06-22 00:24:58,799 INFO L451 ceAbstractionStarter]: At program point L437(lines 245 439) the Hoare annotation is: true [2020-06-22 00:24:58,799 INFO L448 ceAbstractionStarter]: For program point L371(lines 371 379) no Hoare annotation was computed. [2020-06-22 00:24:58,800 INFO L448 ceAbstractionStarter]: For program point L206(lines 206 240) no Hoare annotation was computed. [2020-06-22 00:24:58,800 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 474) no Hoare annotation was computed. [2020-06-22 00:24:58,800 INFO L451 ceAbstractionStarter]: At program point L206-2(lines 201 243) the Hoare annotation is: true [2020-06-22 00:24:58,800 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 403) no Hoare annotation was computed. [2020-06-22 00:24:58,800 INFO L448 ceAbstractionStarter]: For program point L330(lines 330 334) no Hoare annotation was computed. [2020-06-22 00:24:58,800 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-06-22 00:24:58,800 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 238) no Hoare annotation was computed. [2020-06-22 00:24:58,801 INFO L448 ceAbstractionStarter]: For program point L231-1(lines 231 238) no Hoare annotation was computed. [2020-06-22 00:24:58,801 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2020-06-22 00:24:58,801 INFO L448 ceAbstractionStarter]: For program point L132(lines 132 134) no Hoare annotation was computed. [2020-06-22 00:24:58,801 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 163 187) no Hoare annotation was computed. [2020-06-22 00:24:58,801 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 427) no Hoare annotation was computed. [2020-06-22 00:24:58,801 INFO L451 ceAbstractionStarter]: At program point L545-2(lines 545 566) the Hoare annotation is: true [2020-06-22 00:24:58,801 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 227) no Hoare annotation was computed. [2020-06-22 00:24:58,801 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2020-06-22 00:24:58,802 INFO L448 ceAbstractionStarter]: For program point L446(lines 446 489) no Hoare annotation was computed. [2020-06-22 00:24:58,802 INFO L448 ceAbstractionStarter]: For program point L190-2(line 190) no Hoare annotation was computed. [2020-06-22 00:24:58,802 INFO L448 ceAbstractionStarter]: For program point L215(lines 206 230) no Hoare annotation was computed. [2020-06-22 00:24:58,802 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 376) no Hoare annotation was computed. [2020-06-22 00:24:58,802 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 350) no Hoare annotation was computed. [2020-06-22 00:24:58,802 INFO L451 ceAbstractionStarter]: At program point L463(lines 459 474) the Hoare annotation is: true [2020-06-22 00:24:58,802 INFO L448 ceAbstractionStarter]: For program point L364(lines 364 400) no Hoare annotation was computed. [2020-06-22 00:24:58,802 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 234) no Hoare annotation was computed. [2020-06-22 00:24:58,803 INFO L448 ceAbstractionStarter]: For program point L232-2(lines 231 238) no Hoare annotation was computed. [2020-06-22 00:24:58,803 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 424) no Hoare annotation was computed. [2020-06-22 00:24:58,803 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 298) no Hoare annotation was computed. [2020-06-22 00:24:58,803 INFO L448 ceAbstractionStarter]: For program point L290-1(lines 287 298) no Hoare annotation was computed. [2020-06-22 00:24:58,803 INFO L448 ceAbstractionStarter]: For program point L447(lines 447 486) no Hoare annotation was computed. [2020-06-22 00:24:58,803 INFO L448 ceAbstractionStarter]: For program point L125(lines 125 127) no Hoare annotation was computed. [2020-06-22 00:24:58,803 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2020-06-22 00:24:58,804 INFO L448 ceAbstractionStarter]: For program point L150-2(line 150) no Hoare annotation was computed. [2020-06-22 00:24:58,804 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 285) no Hoare annotation was computed. [2020-06-22 00:24:58,804 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 214) no Hoare annotation was computed. [2020-06-22 00:24:58,804 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 177) no Hoare annotation was computed. [2020-06-22 00:24:58,804 INFO L448 ceAbstractionStarter]: For program point L208-1(lines 206 230) no Hoare annotation was computed. [2020-06-22 00:24:58,804 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 397) no Hoare annotation was computed. [2020-06-22 00:24:58,804 INFO L448 ceAbstractionStarter]: For program point L233(line 233) no Hoare annotation was computed. [2020-06-22 00:24:58,804 INFO L448 ceAbstractionStarter]: For program point L233-2(line 233) no Hoare annotation was computed. [2020-06-22 00:24:58,805 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 421) no Hoare annotation was computed. [2020-06-22 00:24:58,805 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-06-22 00:24:58,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 12:24:58 BasicIcfg [2020-06-22 00:24:58,814 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-22 00:24:58,815 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-22 00:24:58,815 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-22 00:24:58,818 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-22 00:24:58,819 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:24:58,819 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.06 12:24:57" (1/5) ... [2020-06-22 00:24:58,820 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a7977be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 12:24:58, skipping insertion in model container [2020-06-22 00:24:58,820 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:24:58,820 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 12:24:57" (2/5) ... [2020-06-22 00:24:58,820 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a7977be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 12:24:58, skipping insertion in model container [2020-06-22 00:24:58,821 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:24:58,821 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:24:58" (3/5) ... [2020-06-22 00:24:58,821 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a7977be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 12:24:58, skipping insertion in model container [2020-06-22 00:24:58,821 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:24:58,821 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 12:24:58" (4/5) ... [2020-06-22 00:24:58,822 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a7977be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 12:24:58, skipping insertion in model container [2020-06-22 00:24:58,822 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 00:24:58,822 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 12:24:58" (5/5) ... [2020-06-22 00:24:58,823 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 00:24:58,848 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 00:24:58,849 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-22 00:24:58,849 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-22 00:24:58,849 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 00:24:58,849 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 00:24:58,849 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 00:24:58,849 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-22 00:24:58,849 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 00:24:58,850 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-22 00:24:58,855 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 118 states. [2020-06-22 00:24:58,882 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69 [2020-06-22 00:24:58,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:24:58,882 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:24:58,891 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-06-22 00:24:58,891 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 00:24:58,891 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2020-06-22 00:24:58,891 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 118 states. [2020-06-22 00:24:58,898 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69 [2020-06-22 00:24:58,898 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:24:58,898 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:24:58,899 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-06-22 00:24:58,899 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 00:24:58,906 INFO L794 eck$LassoCheckResult]: Stem: 81#ULTIMATE.startENTRYtrue [1106] ULTIMATE.startENTRY-->L274: Formula: (and (= 0 v_~p13_old~0_6) (= (- 1) v_~nomsg~0_22) (= v_~p23_new~0_8 0) (= v_~ep13~0_9 v_ULTIMATE.start_init_~r131~0_8) (= 0 v_~p23~0_2) (= (store (store (store v_~nodes~0.base_6 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) v_~nodes~0.base_5) (= v_~ep31~0_9 v_ULTIMATE.start_init_~r311~0_8) (= v_~ep32~0_9 v_ULTIMATE.start_init_~r321~0_8) (= v_ULTIMATE.start_init_~r231~0_8 v_~ep23~0_9) (= 0 v_~p12~0_2) (= v_ULTIMATE.start_init_~r211~0_8 v_~ep21~0_9) (= 0 v_~p12_old~0_6) (= 0 v_~p23_old~0_6) (= v_~p13_new~0_8 0) (= 0 v_~p21~0_2) (= 0 v_~p32_old~0_6) (= v_~p21_old~0_6 0) (= (store (store (store v_~nodes~0.offset_6 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) v_~nodes~0.offset_5) (= 0 v_~p32~0_2) (= 0 v_~p13~0_2) (= 0 v_~p12_new~0_8) (= v_~ep12~0_9 v_ULTIMATE.start_init_~r121~0_8) (= v_~p21_new~0_8 0) (= 0 v_~p32_new~0_8) (= 0 v_~p31~0_2) (= v_~p31_old~0_6 0) (= 0 v_ULTIMATE.start_main_~c1~0_7) (= v_~p31_new~0_8 0)) InVars {~nodes~0.offset=v_~nodes~0.offset_6, ~nodes~0.base=v_~nodes~0.base_6} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ~ep23~0=v_~ep23~0_9, ULTIMATE.start_main_#t~nondet13=|v_ULTIMATE.start_main_#t~nondet13_6|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_6|, ~p32~0=v_~p32~0_2, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_8, ~id3~0=v_~id3~0_13, ~mode2~0=v_~mode2~0_9, ~r1~0=v_~r1~0_19, ULTIMATE.start_main_#t~nondet29=|v_ULTIMATE.start_main_#t~nondet29_6|, ~nodes~0.base=v_~nodes~0.base_5, ~nodes~0.offset=v_~nodes~0.offset_5, ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_8, ULTIMATE.start_main_#t~nondet20=|v_ULTIMATE.start_main_#t~nondet20_6|, ~nomsg~0=v_~nomsg~0_22, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_8, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_6|, ~p31_new~0=v_~p31_new~0_8, ~nl3~0=v_~nl3~0_12, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_8, ~p21~0=v_~p21~0_2, ULTIMATE.start_main_#t~nondet17=|v_ULTIMATE.start_main_#t~nondet17_6|, ~p32_old~0=v_~p32_old~0_6, ~id1~0=v_~id1~0_13, ULTIMATE.start_main_#t~nondet31=|v_ULTIMATE.start_main_#t~nondet31_6|, ULTIMATE.start_main_#t~nondet12=|v_ULTIMATE.start_main_#t~nondet12_6|, ~ep21~0=v_~ep21~0_9, ULTIMATE.start_main_#t~nondet9=|v_ULTIMATE.start_main_#t~nondet9_6|, ULTIMATE.start_main_~c1~0=v_ULTIMATE.start_main_~c1~0_7, ~st3~0=v_~st3~0_14, ~r3~0=v_~r3~0_11, ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_4, ~ep12~0=v_~ep12~0_9, ~max2~0=v_~max2~0_17, ~m2~0=v_~m2~0_9, ULTIMATE.start_main_#t~nondet28=|v_ULTIMATE.start_main_#t~nondet28_6|, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_6|, ~p32_new~0=v_~p32_new~0_8, ~p12~0=v_~p12~0_2, ~ep32~0=v_~ep32~0_9, ~p21_new~0=v_~p21_new~0_8, ~nl1~0=v_~nl1~0_12, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_8, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_8, ~p23~0=v_~p23~0_2, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_3|, ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_4, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_6|, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_4, ULTIMATE.start_main_#t~nondet30=|v_ULTIMATE.start_main_#t~nondet30_6|, ~p13~0=v_~p13~0_2, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_8, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_6|, ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_4, ~st1~0=v_~st1~0_14, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_8, ULTIMATE.start_main_#t~nondet27=|v_ULTIMATE.start_main_#t~nondet27_6|, ~id2~0=v_~id2~0_13, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_26, ULTIMATE.start_main_#t~nondet22=|v_ULTIMATE.start_main_#t~nondet22_6|, ~p13_new~0=v_~p13_new~0_8, ~p31~0=v_~p31~0_2, ULTIMATE.start_main_#t~post35=|v_ULTIMATE.start_main_#t~post35_4|, ~m3~0=v_~m3~0_9, ~r2~0=v_~r2~0_11, ~mode3~0=v_~mode3~0_9, ~p23_old~0=v_~p23_old~0_6, ~p12_old~0=v_~p12_old~0_6, ULTIMATE.start_main_#t~ret34=|v_ULTIMATE.start_main_#t~ret34_4|, ~p21_old~0=v_~p21_old~0_6, ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_8, ~ep13~0=v_~ep13~0_9, ~max3~0=v_~max3~0_17, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_6|, ULTIMATE.start_main_#t~nondet19=|v_ULTIMATE.start_main_#t~nondet19_6|, ULTIMATE.start_main_#t~nondet10=|v_ULTIMATE.start_main_#t~nondet10_6|, ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_4, ~ep31~0=v_~ep31~0_9, ULTIMATE.start_main_#t~nondet14=|v_ULTIMATE.start_main_#t~nondet14_6|, ~nl2~0=v_~nl2~0_12, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_6|, ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_8, ULTIMATE.start_main_#t~nondet26=|v_ULTIMATE.start_main_#t~nondet26_6|, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_10, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_8, ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_4, ULTIMATE.start_main_#t~nondet21=|v_ULTIMATE.start_main_#t~nondet21_6|, ULTIMATE.start_main_#t~nondet25=|v_ULTIMATE.start_main_#t~nondet25_6|, ~p12_new~0=v_~p12_new~0_8, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_8, ~p23_new~0=v_~p23_new~0_8, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_4|, ~m1~0=v_~m1~0_9, ULTIMATE.start_main_#t~nondet18=|v_ULTIMATE.start_main_#t~nondet18_6|, ~p31_old~0=v_~p31_old~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ~ep23~0, ULTIMATE.start_main_#t~nondet13, ULTIMATE.start_main_#t~nondet8, ~p32~0, ULTIMATE.start_init_~tmp___2~0, ~id3~0, ~mode2~0, ~r1~0, ULTIMATE.start_main_#t~nondet29, ~nodes~0.base, ~nodes~0.offset, ULTIMATE.start_init_~r321~0, ULTIMATE.start_main_#t~nondet20, ~nomsg~0, ULTIMATE.start_init_~r211~0, ULTIMATE.start_main_#t~nondet24, ~p31_new~0, ~nl3~0, ULTIMATE.start_init_~tmp___4~0, ~p21~0, ULTIMATE.start_main_#t~nondet17, ~p32_old~0, ~id1~0, ULTIMATE.start_main_#t~nondet31, ULTIMATE.start_main_#t~nondet12, ~ep21~0, ULTIMATE.start_main_#t~nondet9, ULTIMATE.start_main_~c1~0, ~st3~0, ~r3~0, ULTIMATE.start_init_~r212~0, ~ep12~0, ~max2~0, ~m2~0, ULTIMATE.start_main_#t~nondet28, ULTIMATE.start_main_#t~nondet23, ~p32_new~0, ~p12~0, ~ep32~0, ~p21_new~0, ~nl1~0, ULTIMATE.start_init_~r231~0, ULTIMATE.start_init_~tmp___0~0, ~p23~0, ULTIMATE.start_main_#res, ULTIMATE.start_init_~r312~0, ULTIMATE.start_main_#t~nondet16, ULTIMATE.start_init_~r122~0, ULTIMATE.start_main_#t~nondet30, ~p13~0, ULTIMATE.start_init_~tmp___3~0, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_init_~r322~0, ~st1~0, ULTIMATE.start_init_~tmp___1~0, ULTIMATE.start_main_#t~nondet27, ~id2~0, ULTIMATE.start_init_~tmp___5~0, ULTIMATE.start_main_#t~nondet22, ~p13_new~0, ~p31~0, ULTIMATE.start_main_#t~post35, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ULTIMATE.start_main_#t~ret34, ~p21_old~0, ULTIMATE.start_init_~r131~0, ~ep13~0, ~max3~0, ULTIMATE.start_main_#t~nondet15, ULTIMATE.start_main_#t~nondet19, ULTIMATE.start_main_#t~nondet10, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ULTIMATE.start_main_#t~nondet26, ULTIMATE.start_main_~i2~0, ULTIMATE.start_init_~tmp~0, ULTIMATE.start_init_~r232~0, ULTIMATE.start_main_#t~nondet21, ULTIMATE.start_main_#t~nondet25, ~p12_new~0, ULTIMATE.start_init_~r121~0, ~p23_new~0, ~max1~0, ~mode1~0, ~p13_old~0, ~st2~0, ULTIMATE.start_main_#t~ret33, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 9#L274true [909] L274-->L277-1: Formula: (and (= v_ULTIMATE.start_init_~tmp~0_3 1) (< 0 v_ULTIMATE.start_init_~r121~0_4)) InVars {ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_3, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp~0] 112#L277-1true [914] L277-1-->L287: Formula: (and (< 0 v_ULTIMATE.start_init_~tmp~0_7) (= 1 v_ULTIMATE.start_init_~r122~0_3)) InVars {ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~r122~0] 48#L287true [918] L287-->L290-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___0~0_3 1) (> 0 v_ULTIMATE.start_init_~r131~0_6)) InVars {ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6} OutVars{ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___0~0] 38#L290-1true [923] L290-1-->L300: Formula: (and (= 1 v_ULTIMATE.start_init_~r132~0_3) (< v_ULTIMATE.start_init_~tmp___0~0_7 0)) InVars {ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} OutVars{ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_3, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r132~0] 83#L300true [927] L300-->L303-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___1~0_3 1) (< v_ULTIMATE.start_init_~r211~0_4 0)) InVars {ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} OutVars{ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_3, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___1~0] 72#L303-1true [932] L303-1-->L313: Formula: (and (= v_ULTIMATE.start_init_~tmp___1~0_7 0) (= v_ULTIMATE.start_init_~r212~0_3 0)) InVars {ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} OutVars{ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_3, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r212~0] 100#L313true [936] L313-->L316-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___2~0_3 1) (< v_ULTIMATE.start_init_~r231~0_6 0)) InVars {ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} OutVars{ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_3, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___2~0] 98#L316-1true [941] L316-1-->L326: Formula: (and (= v_ULTIMATE.start_init_~r232~0_3 1) (< v_ULTIMATE.start_init_~tmp___2~0_7 0)) InVars {ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} OutVars{ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_3, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r232~0] 28#L326true [945] L326-->L329-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___3~0_3 1) (> v_ULTIMATE.start_init_~r311~0_4 0)) InVars {ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4} OutVars{ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___3~0] 13#L329-1true [950] L329-1-->L339: Formula: (and (< v_ULTIMATE.start_init_~tmp___3~0_7 0) (= v_ULTIMATE.start_init_~r312~0_3 1)) InVars {ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} OutVars{ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_3, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r312~0] 51#L339true [954] L339-->L342-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___4~0_3 1) (> v_ULTIMATE.start_init_~r321~0_6 0)) InVars {ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6} OutVars{ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___4~0] 47#L342-1true [959] L342-1-->L352: Formula: (and (> v_ULTIMATE.start_init_~tmp___4~0_7 0) (= v_ULTIMATE.start_init_~r322~0_3 1)) InVars {ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} OutVars{ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_3, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r322~0] 88#L352true [744] L352-->L352-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___5~0_24 0) (= v_~id1~0_10 v_~id2~0_10)) InVars {~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10} OutVars{~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_24} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 92#L352-1true [751] L352-1-->L437: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_25) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 109#L437true [968] L437-->L574-2: Formula: (and (= |v_ULTIMATE.start_init_#res_3| v_ULTIMATE.start_main_~i2~0_6) (= v_ULTIMATE.start___VERIFIER_assume_~arg_1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (> 0 v_ULTIMATE.start_main_~i2~0_6) (= 1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|)) InVars {ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|, ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_1, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_6, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret33, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 15#L574-2true [2020-06-22 00:24:58,906 INFO L796 eck$LassoCheckResult]: Loop: 15#L574-2true [609] L574-2-->L574-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 15#L574-2true [2020-06-22 00:24:58,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:24:58,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1613795758, now seen corresponding path program 1 times [2020-06-22 00:24:58,915 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:24:58,915 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:24:58,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:24:58,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:24:58,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:24:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:24:59,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:24:59,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 00:24:59,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-06-22 00:24:59,080 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 00:24:59,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:24:59,080 INFO L82 PathProgramCache]: Analyzing trace with hash 640, now seen corresponding path program 1 times [2020-06-22 00:24:59,080 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:24:59,081 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:24:59,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:24:59,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:24:59,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:24:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:24:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:24:59,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 00:24:59,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 00:24:59,140 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 4 states. [2020-06-22 00:25:00,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:25:00,220 INFO L93 Difference]: Finished difference Result 452 states and 1188 transitions. [2020-06-22 00:25:00,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 00:25:00,224 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 452 states and 1188 transitions. [2020-06-22 00:25:00,237 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 276 [2020-06-22 00:25:00,250 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 452 states to 452 states and 1188 transitions. [2020-06-22 00:25:00,251 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 452 [2020-06-22 00:25:00,253 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 452 [2020-06-22 00:25:00,254 INFO L73 IsDeterministic]: Start isDeterministic. Operand 452 states and 1188 transitions. [2020-06-22 00:25:00,259 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:25:00,259 INFO L706 BuchiCegarLoop]: Abstraction has 452 states and 1188 transitions. [2020-06-22 00:25:00,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states and 1188 transitions. [2020-06-22 00:25:00,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 120. [2020-06-22 00:25:00,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-06-22 00:25:00,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 314 transitions. [2020-06-22 00:25:00,306 INFO L729 BuchiCegarLoop]: Abstraction has 120 states and 314 transitions. [2020-06-22 00:25:00,306 INFO L609 BuchiCegarLoop]: Abstraction has 120 states and 314 transitions. [2020-06-22 00:25:00,306 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2020-06-22 00:25:00,306 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 120 states and 314 transitions. [2020-06-22 00:25:00,308 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69 [2020-06-22 00:25:00,308 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:25:00,308 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:25:00,309 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-06-22 00:25:00,309 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 00:25:00,310 INFO L794 eck$LassoCheckResult]: Stem: 695#ULTIMATE.startENTRY [1106] ULTIMATE.startENTRY-->L274: Formula: (and (= 0 v_~p13_old~0_6) (= (- 1) v_~nomsg~0_22) (= v_~p23_new~0_8 0) (= v_~ep13~0_9 v_ULTIMATE.start_init_~r131~0_8) (= 0 v_~p23~0_2) (= (store (store (store v_~nodes~0.base_6 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) v_~nodes~0.base_5) (= v_~ep31~0_9 v_ULTIMATE.start_init_~r311~0_8) (= v_~ep32~0_9 v_ULTIMATE.start_init_~r321~0_8) (= v_ULTIMATE.start_init_~r231~0_8 v_~ep23~0_9) (= 0 v_~p12~0_2) (= v_ULTIMATE.start_init_~r211~0_8 v_~ep21~0_9) (= 0 v_~p12_old~0_6) (= 0 v_~p23_old~0_6) (= v_~p13_new~0_8 0) (= 0 v_~p21~0_2) (= 0 v_~p32_old~0_6) (= v_~p21_old~0_6 0) (= (store (store (store v_~nodes~0.offset_6 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) v_~nodes~0.offset_5) (= 0 v_~p32~0_2) (= 0 v_~p13~0_2) (= 0 v_~p12_new~0_8) (= v_~ep12~0_9 v_ULTIMATE.start_init_~r121~0_8) (= v_~p21_new~0_8 0) (= 0 v_~p32_new~0_8) (= 0 v_~p31~0_2) (= v_~p31_old~0_6 0) (= 0 v_ULTIMATE.start_main_~c1~0_7) (= v_~p31_new~0_8 0)) InVars {~nodes~0.offset=v_~nodes~0.offset_6, ~nodes~0.base=v_~nodes~0.base_6} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ~ep23~0=v_~ep23~0_9, ULTIMATE.start_main_#t~nondet13=|v_ULTIMATE.start_main_#t~nondet13_6|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_6|, ~p32~0=v_~p32~0_2, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_8, ~id3~0=v_~id3~0_13, ~mode2~0=v_~mode2~0_9, ~r1~0=v_~r1~0_19, ULTIMATE.start_main_#t~nondet29=|v_ULTIMATE.start_main_#t~nondet29_6|, ~nodes~0.base=v_~nodes~0.base_5, ~nodes~0.offset=v_~nodes~0.offset_5, ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_8, ULTIMATE.start_main_#t~nondet20=|v_ULTIMATE.start_main_#t~nondet20_6|, ~nomsg~0=v_~nomsg~0_22, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_8, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_6|, ~p31_new~0=v_~p31_new~0_8, ~nl3~0=v_~nl3~0_12, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_8, ~p21~0=v_~p21~0_2, ULTIMATE.start_main_#t~nondet17=|v_ULTIMATE.start_main_#t~nondet17_6|, ~p32_old~0=v_~p32_old~0_6, ~id1~0=v_~id1~0_13, ULTIMATE.start_main_#t~nondet31=|v_ULTIMATE.start_main_#t~nondet31_6|, ULTIMATE.start_main_#t~nondet12=|v_ULTIMATE.start_main_#t~nondet12_6|, ~ep21~0=v_~ep21~0_9, ULTIMATE.start_main_#t~nondet9=|v_ULTIMATE.start_main_#t~nondet9_6|, ULTIMATE.start_main_~c1~0=v_ULTIMATE.start_main_~c1~0_7, ~st3~0=v_~st3~0_14, ~r3~0=v_~r3~0_11, ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_4, ~ep12~0=v_~ep12~0_9, ~max2~0=v_~max2~0_17, ~m2~0=v_~m2~0_9, ULTIMATE.start_main_#t~nondet28=|v_ULTIMATE.start_main_#t~nondet28_6|, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_6|, ~p32_new~0=v_~p32_new~0_8, ~p12~0=v_~p12~0_2, ~ep32~0=v_~ep32~0_9, ~p21_new~0=v_~p21_new~0_8, ~nl1~0=v_~nl1~0_12, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_8, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_8, ~p23~0=v_~p23~0_2, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_3|, ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_4, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_6|, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_4, ULTIMATE.start_main_#t~nondet30=|v_ULTIMATE.start_main_#t~nondet30_6|, ~p13~0=v_~p13~0_2, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_8, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_6|, ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_4, ~st1~0=v_~st1~0_14, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_8, ULTIMATE.start_main_#t~nondet27=|v_ULTIMATE.start_main_#t~nondet27_6|, ~id2~0=v_~id2~0_13, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_26, ULTIMATE.start_main_#t~nondet22=|v_ULTIMATE.start_main_#t~nondet22_6|, ~p13_new~0=v_~p13_new~0_8, ~p31~0=v_~p31~0_2, ULTIMATE.start_main_#t~post35=|v_ULTIMATE.start_main_#t~post35_4|, ~m3~0=v_~m3~0_9, ~r2~0=v_~r2~0_11, ~mode3~0=v_~mode3~0_9, ~p23_old~0=v_~p23_old~0_6, ~p12_old~0=v_~p12_old~0_6, ULTIMATE.start_main_#t~ret34=|v_ULTIMATE.start_main_#t~ret34_4|, ~p21_old~0=v_~p21_old~0_6, ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_8, ~ep13~0=v_~ep13~0_9, ~max3~0=v_~max3~0_17, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_6|, ULTIMATE.start_main_#t~nondet19=|v_ULTIMATE.start_main_#t~nondet19_6|, ULTIMATE.start_main_#t~nondet10=|v_ULTIMATE.start_main_#t~nondet10_6|, ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_4, ~ep31~0=v_~ep31~0_9, ULTIMATE.start_main_#t~nondet14=|v_ULTIMATE.start_main_#t~nondet14_6|, ~nl2~0=v_~nl2~0_12, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_6|, ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_8, ULTIMATE.start_main_#t~nondet26=|v_ULTIMATE.start_main_#t~nondet26_6|, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_10, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_8, ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_4, ULTIMATE.start_main_#t~nondet21=|v_ULTIMATE.start_main_#t~nondet21_6|, ULTIMATE.start_main_#t~nondet25=|v_ULTIMATE.start_main_#t~nondet25_6|, ~p12_new~0=v_~p12_new~0_8, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_8, ~p23_new~0=v_~p23_new~0_8, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_4|, ~m1~0=v_~m1~0_9, ULTIMATE.start_main_#t~nondet18=|v_ULTIMATE.start_main_#t~nondet18_6|, ~p31_old~0=v_~p31_old~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ~ep23~0, ULTIMATE.start_main_#t~nondet13, ULTIMATE.start_main_#t~nondet8, ~p32~0, ULTIMATE.start_init_~tmp___2~0, ~id3~0, ~mode2~0, ~r1~0, ULTIMATE.start_main_#t~nondet29, ~nodes~0.base, ~nodes~0.offset, ULTIMATE.start_init_~r321~0, ULTIMATE.start_main_#t~nondet20, ~nomsg~0, ULTIMATE.start_init_~r211~0, ULTIMATE.start_main_#t~nondet24, ~p31_new~0, ~nl3~0, ULTIMATE.start_init_~tmp___4~0, ~p21~0, ULTIMATE.start_main_#t~nondet17, ~p32_old~0, ~id1~0, ULTIMATE.start_main_#t~nondet31, ULTIMATE.start_main_#t~nondet12, ~ep21~0, ULTIMATE.start_main_#t~nondet9, ULTIMATE.start_main_~c1~0, ~st3~0, ~r3~0, ULTIMATE.start_init_~r212~0, ~ep12~0, ~max2~0, ~m2~0, ULTIMATE.start_main_#t~nondet28, ULTIMATE.start_main_#t~nondet23, ~p32_new~0, ~p12~0, ~ep32~0, ~p21_new~0, ~nl1~0, ULTIMATE.start_init_~r231~0, ULTIMATE.start_init_~tmp___0~0, ~p23~0, ULTIMATE.start_main_#res, ULTIMATE.start_init_~r312~0, ULTIMATE.start_main_#t~nondet16, ULTIMATE.start_init_~r122~0, ULTIMATE.start_main_#t~nondet30, ~p13~0, ULTIMATE.start_init_~tmp___3~0, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_init_~r322~0, ~st1~0, ULTIMATE.start_init_~tmp___1~0, ULTIMATE.start_main_#t~nondet27, ~id2~0, ULTIMATE.start_init_~tmp___5~0, ULTIMATE.start_main_#t~nondet22, ~p13_new~0, ~p31~0, ULTIMATE.start_main_#t~post35, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ULTIMATE.start_main_#t~ret34, ~p21_old~0, ULTIMATE.start_init_~r131~0, ~ep13~0, ~max3~0, ULTIMATE.start_main_#t~nondet15, ULTIMATE.start_main_#t~nondet19, ULTIMATE.start_main_#t~nondet10, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ULTIMATE.start_main_#t~nondet26, ULTIMATE.start_main_~i2~0, ULTIMATE.start_init_~tmp~0, ULTIMATE.start_init_~r232~0, ULTIMATE.start_main_#t~nondet21, ULTIMATE.start_main_#t~nondet25, ~p12_new~0, ULTIMATE.start_init_~r121~0, ~p23_new~0, ~max1~0, ~mode1~0, ~p13_old~0, ~st2~0, ULTIMATE.start_main_#t~ret33, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 596#L274 [909] L274-->L277-1: Formula: (and (= v_ULTIMATE.start_init_~tmp~0_3 1) (< 0 v_ULTIMATE.start_init_~r121~0_4)) InVars {ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_3, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp~0] 598#L277-1 [914] L277-1-->L287: Formula: (and (< 0 v_ULTIMATE.start_init_~tmp~0_7) (= 1 v_ULTIMATE.start_init_~r122~0_3)) InVars {ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~r122~0] 665#L287 [918] L287-->L290-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___0~0_3 1) (> 0 v_ULTIMATE.start_init_~r131~0_6)) InVars {ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6} OutVars{ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___0~0] 651#L290-1 [921] L290-1-->L300: Formula: (and (> v_ULTIMATE.start_init_~tmp___0~0_7 0) (= 1 v_ULTIMATE.start_init_~r132~0_3)) InVars {ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} OutVars{ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_3, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r132~0] 652#L300 [927] L300-->L303-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___1~0_3 1) (< v_ULTIMATE.start_init_~r211~0_4 0)) InVars {ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} OutVars{ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_3, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___1~0] 634#L303-1 [932] L303-1-->L313: Formula: (and (= v_ULTIMATE.start_init_~tmp___1~0_7 0) (= v_ULTIMATE.start_init_~r212~0_3 0)) InVars {ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} OutVars{ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_3, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r212~0] 690#L313 [936] L313-->L316-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___2~0_3 1) (< v_ULTIMATE.start_init_~r231~0_6 0)) InVars {ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} OutVars{ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_3, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___2~0] 669#L316-1 [941] L316-1-->L326: Formula: (and (= v_ULTIMATE.start_init_~r232~0_3 1) (< v_ULTIMATE.start_init_~tmp___2~0_7 0)) InVars {ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} OutVars{ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_3, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r232~0] 632#L326 [945] L326-->L329-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___3~0_3 1) (> v_ULTIMATE.start_init_~r311~0_4 0)) InVars {ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4} OutVars{ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___3~0] 603#L329-1 [950] L329-1-->L339: Formula: (and (< v_ULTIMATE.start_init_~tmp___3~0_7 0) (= v_ULTIMATE.start_init_~r312~0_3 1)) InVars {ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} OutVars{ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_3, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r312~0] 606#L339 [954] L339-->L342-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___4~0_3 1) (> v_ULTIMATE.start_init_~r321~0_6 0)) InVars {ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6} OutVars{ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___4~0] 595#L342-1 [959] L342-1-->L352: Formula: (and (> v_ULTIMATE.start_init_~tmp___4~0_7 0) (= v_ULTIMATE.start_init_~r322~0_3 1)) InVars {ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} OutVars{ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_3, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r322~0] 664#L352 [744] L352-->L352-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___5~0_24 0) (= v_~id1~0_10 v_~id2~0_10)) InVars {~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10} OutVars{~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_24} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 590#L352-1 [751] L352-1-->L437: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_25) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 697#L437 [968] L437-->L574-2: Formula: (and (= |v_ULTIMATE.start_init_#res_3| v_ULTIMATE.start_main_~i2~0_6) (= v_ULTIMATE.start___VERIFIER_assume_~arg_1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (> 0 v_ULTIMATE.start_main_~i2~0_6) (= 1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|)) InVars {ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|, ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_1, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_6, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret33, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 609#L574-2 [2020-06-22 00:25:00,310 INFO L796 eck$LassoCheckResult]: Loop: 609#L574-2 [609] L574-2-->L574-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 609#L574-2 [2020-06-22 00:25:00,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:00,311 INFO L82 PathProgramCache]: Analyzing trace with hash -1871961196, now seen corresponding path program 1 times [2020-06-22 00:25:00,311 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:00,311 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:00,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:00,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:25:00,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:25:00,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:25:00,375 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 00:25:00,375 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-06-22 00:25:00,376 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 00:25:00,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:00,376 INFO L82 PathProgramCache]: Analyzing trace with hash 640, now seen corresponding path program 2 times [2020-06-22 00:25:00,376 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:00,376 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:00,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:00,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:25:00,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:00,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 00:25:00,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 00:25:00,391 INFO L87 Difference]: Start difference. First operand 120 states and 314 transitions. cyclomatic complexity: 196 Second operand 4 states. [2020-06-22 00:25:01,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:25:01,096 INFO L93 Difference]: Finished difference Result 446 states and 1168 transitions. [2020-06-22 00:25:01,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 00:25:01,097 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 446 states and 1168 transitions. [2020-06-22 00:25:01,103 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 276 [2020-06-22 00:25:01,109 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 446 states to 446 states and 1168 transitions. [2020-06-22 00:25:01,109 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 446 [2020-06-22 00:25:01,111 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 446 [2020-06-22 00:25:01,111 INFO L73 IsDeterministic]: Start isDeterministic. Operand 446 states and 1168 transitions. [2020-06-22 00:25:01,113 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:25:01,113 INFO L706 BuchiCegarLoop]: Abstraction has 446 states and 1168 transitions. [2020-06-22 00:25:01,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states and 1168 transitions. [2020-06-22 00:25:01,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 121. [2020-06-22 00:25:01,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-06-22 00:25:01,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 316 transitions. [2020-06-22 00:25:01,124 INFO L729 BuchiCegarLoop]: Abstraction has 121 states and 316 transitions. [2020-06-22 00:25:01,124 INFO L609 BuchiCegarLoop]: Abstraction has 121 states and 316 transitions. [2020-06-22 00:25:01,125 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2020-06-22 00:25:01,125 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 121 states and 316 transitions. [2020-06-22 00:25:01,126 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69 [2020-06-22 00:25:01,126 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:25:01,126 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:25:01,127 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-06-22 00:25:01,127 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 00:25:01,128 INFO L794 eck$LassoCheckResult]: Stem: 1271#ULTIMATE.startENTRY [1106] ULTIMATE.startENTRY-->L274: Formula: (and (= 0 v_~p13_old~0_6) (= (- 1) v_~nomsg~0_22) (= v_~p23_new~0_8 0) (= v_~ep13~0_9 v_ULTIMATE.start_init_~r131~0_8) (= 0 v_~p23~0_2) (= (store (store (store v_~nodes~0.base_6 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) v_~nodes~0.base_5) (= v_~ep31~0_9 v_ULTIMATE.start_init_~r311~0_8) (= v_~ep32~0_9 v_ULTIMATE.start_init_~r321~0_8) (= v_ULTIMATE.start_init_~r231~0_8 v_~ep23~0_9) (= 0 v_~p12~0_2) (= v_ULTIMATE.start_init_~r211~0_8 v_~ep21~0_9) (= 0 v_~p12_old~0_6) (= 0 v_~p23_old~0_6) (= v_~p13_new~0_8 0) (= 0 v_~p21~0_2) (= 0 v_~p32_old~0_6) (= v_~p21_old~0_6 0) (= (store (store (store v_~nodes~0.offset_6 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) v_~nodes~0.offset_5) (= 0 v_~p32~0_2) (= 0 v_~p13~0_2) (= 0 v_~p12_new~0_8) (= v_~ep12~0_9 v_ULTIMATE.start_init_~r121~0_8) (= v_~p21_new~0_8 0) (= 0 v_~p32_new~0_8) (= 0 v_~p31~0_2) (= v_~p31_old~0_6 0) (= 0 v_ULTIMATE.start_main_~c1~0_7) (= v_~p31_new~0_8 0)) InVars {~nodes~0.offset=v_~nodes~0.offset_6, ~nodes~0.base=v_~nodes~0.base_6} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ~ep23~0=v_~ep23~0_9, ULTIMATE.start_main_#t~nondet13=|v_ULTIMATE.start_main_#t~nondet13_6|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_6|, ~p32~0=v_~p32~0_2, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_8, ~id3~0=v_~id3~0_13, ~mode2~0=v_~mode2~0_9, ~r1~0=v_~r1~0_19, ULTIMATE.start_main_#t~nondet29=|v_ULTIMATE.start_main_#t~nondet29_6|, ~nodes~0.base=v_~nodes~0.base_5, ~nodes~0.offset=v_~nodes~0.offset_5, ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_8, ULTIMATE.start_main_#t~nondet20=|v_ULTIMATE.start_main_#t~nondet20_6|, ~nomsg~0=v_~nomsg~0_22, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_8, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_6|, ~p31_new~0=v_~p31_new~0_8, ~nl3~0=v_~nl3~0_12, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_8, ~p21~0=v_~p21~0_2, ULTIMATE.start_main_#t~nondet17=|v_ULTIMATE.start_main_#t~nondet17_6|, ~p32_old~0=v_~p32_old~0_6, ~id1~0=v_~id1~0_13, ULTIMATE.start_main_#t~nondet31=|v_ULTIMATE.start_main_#t~nondet31_6|, ULTIMATE.start_main_#t~nondet12=|v_ULTIMATE.start_main_#t~nondet12_6|, ~ep21~0=v_~ep21~0_9, ULTIMATE.start_main_#t~nondet9=|v_ULTIMATE.start_main_#t~nondet9_6|, ULTIMATE.start_main_~c1~0=v_ULTIMATE.start_main_~c1~0_7, ~st3~0=v_~st3~0_14, ~r3~0=v_~r3~0_11, ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_4, ~ep12~0=v_~ep12~0_9, ~max2~0=v_~max2~0_17, ~m2~0=v_~m2~0_9, ULTIMATE.start_main_#t~nondet28=|v_ULTIMATE.start_main_#t~nondet28_6|, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_6|, ~p32_new~0=v_~p32_new~0_8, ~p12~0=v_~p12~0_2, ~ep32~0=v_~ep32~0_9, ~p21_new~0=v_~p21_new~0_8, ~nl1~0=v_~nl1~0_12, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_8, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_8, ~p23~0=v_~p23~0_2, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_3|, ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_4, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_6|, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_4, ULTIMATE.start_main_#t~nondet30=|v_ULTIMATE.start_main_#t~nondet30_6|, ~p13~0=v_~p13~0_2, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_8, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_6|, ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_4, ~st1~0=v_~st1~0_14, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_8, ULTIMATE.start_main_#t~nondet27=|v_ULTIMATE.start_main_#t~nondet27_6|, ~id2~0=v_~id2~0_13, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_26, ULTIMATE.start_main_#t~nondet22=|v_ULTIMATE.start_main_#t~nondet22_6|, ~p13_new~0=v_~p13_new~0_8, ~p31~0=v_~p31~0_2, ULTIMATE.start_main_#t~post35=|v_ULTIMATE.start_main_#t~post35_4|, ~m3~0=v_~m3~0_9, ~r2~0=v_~r2~0_11, ~mode3~0=v_~mode3~0_9, ~p23_old~0=v_~p23_old~0_6, ~p12_old~0=v_~p12_old~0_6, ULTIMATE.start_main_#t~ret34=|v_ULTIMATE.start_main_#t~ret34_4|, ~p21_old~0=v_~p21_old~0_6, ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_8, ~ep13~0=v_~ep13~0_9, ~max3~0=v_~max3~0_17, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_6|, ULTIMATE.start_main_#t~nondet19=|v_ULTIMATE.start_main_#t~nondet19_6|, ULTIMATE.start_main_#t~nondet10=|v_ULTIMATE.start_main_#t~nondet10_6|, ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_4, ~ep31~0=v_~ep31~0_9, ULTIMATE.start_main_#t~nondet14=|v_ULTIMATE.start_main_#t~nondet14_6|, ~nl2~0=v_~nl2~0_12, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_6|, ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_8, ULTIMATE.start_main_#t~nondet26=|v_ULTIMATE.start_main_#t~nondet26_6|, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_10, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_8, ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_4, ULTIMATE.start_main_#t~nondet21=|v_ULTIMATE.start_main_#t~nondet21_6|, ULTIMATE.start_main_#t~nondet25=|v_ULTIMATE.start_main_#t~nondet25_6|, ~p12_new~0=v_~p12_new~0_8, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_8, ~p23_new~0=v_~p23_new~0_8, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_4|, ~m1~0=v_~m1~0_9, ULTIMATE.start_main_#t~nondet18=|v_ULTIMATE.start_main_#t~nondet18_6|, ~p31_old~0=v_~p31_old~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ~ep23~0, ULTIMATE.start_main_#t~nondet13, ULTIMATE.start_main_#t~nondet8, ~p32~0, ULTIMATE.start_init_~tmp___2~0, ~id3~0, ~mode2~0, ~r1~0, ULTIMATE.start_main_#t~nondet29, ~nodes~0.base, ~nodes~0.offset, ULTIMATE.start_init_~r321~0, ULTIMATE.start_main_#t~nondet20, ~nomsg~0, ULTIMATE.start_init_~r211~0, ULTIMATE.start_main_#t~nondet24, ~p31_new~0, ~nl3~0, ULTIMATE.start_init_~tmp___4~0, ~p21~0, ULTIMATE.start_main_#t~nondet17, ~p32_old~0, ~id1~0, ULTIMATE.start_main_#t~nondet31, ULTIMATE.start_main_#t~nondet12, ~ep21~0, ULTIMATE.start_main_#t~nondet9, ULTIMATE.start_main_~c1~0, ~st3~0, ~r3~0, ULTIMATE.start_init_~r212~0, ~ep12~0, ~max2~0, ~m2~0, ULTIMATE.start_main_#t~nondet28, ULTIMATE.start_main_#t~nondet23, ~p32_new~0, ~p12~0, ~ep32~0, ~p21_new~0, ~nl1~0, ULTIMATE.start_init_~r231~0, ULTIMATE.start_init_~tmp___0~0, ~p23~0, ULTIMATE.start_main_#res, ULTIMATE.start_init_~r312~0, ULTIMATE.start_main_#t~nondet16, ULTIMATE.start_init_~r122~0, ULTIMATE.start_main_#t~nondet30, ~p13~0, ULTIMATE.start_init_~tmp___3~0, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_init_~r322~0, ~st1~0, ULTIMATE.start_init_~tmp___1~0, ULTIMATE.start_main_#t~nondet27, ~id2~0, ULTIMATE.start_init_~tmp___5~0, ULTIMATE.start_main_#t~nondet22, ~p13_new~0, ~p31~0, ULTIMATE.start_main_#t~post35, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ULTIMATE.start_main_#t~ret34, ~p21_old~0, ULTIMATE.start_init_~r131~0, ~ep13~0, ~max3~0, ULTIMATE.start_main_#t~nondet15, ULTIMATE.start_main_#t~nondet19, ULTIMATE.start_main_#t~nondet10, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ULTIMATE.start_main_#t~nondet26, ULTIMATE.start_main_~i2~0, ULTIMATE.start_init_~tmp~0, ULTIMATE.start_init_~r232~0, ULTIMATE.start_main_#t~nondet21, ULTIMATE.start_main_#t~nondet25, ~p12_new~0, ULTIMATE.start_init_~r121~0, ~p23_new~0, ~max1~0, ~mode1~0, ~p13_old~0, ~st2~0, ULTIMATE.start_main_#t~ret33, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 1171#L274 [909] L274-->L277-1: Formula: (and (= v_ULTIMATE.start_init_~tmp~0_3 1) (< 0 v_ULTIMATE.start_init_~r121~0_4)) InVars {ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_3, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp~0] 1173#L277-1 [914] L277-1-->L287: Formula: (and (< 0 v_ULTIMATE.start_init_~tmp~0_7) (= 1 v_ULTIMATE.start_init_~r122~0_3)) InVars {ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~r122~0] 1242#L287 [918] L287-->L290-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___0~0_3 1) (> 0 v_ULTIMATE.start_init_~r131~0_6)) InVars {ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6} OutVars{ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___0~0] 1227#L290-1 [921] L290-1-->L300: Formula: (and (> v_ULTIMATE.start_init_~tmp___0~0_7 0) (= 1 v_ULTIMATE.start_init_~r132~0_3)) InVars {ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} OutVars{ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_3, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r132~0] 1228#L300 [927] L300-->L303-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___1~0_3 1) (< v_ULTIMATE.start_init_~r211~0_4 0)) InVars {ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} OutVars{ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_3, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___1~0] 1209#L303-1 [931] L303-1-->L313: Formula: (and (= v_ULTIMATE.start_init_~r212~0_3 1) (> v_ULTIMATE.start_init_~tmp___1~0_7 0)) InVars {ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} OutVars{ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_3, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r212~0] 1268#L313 [936] L313-->L316-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___2~0_3 1) (< v_ULTIMATE.start_init_~r231~0_6 0)) InVars {ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} OutVars{ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_3, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___2~0] 1245#L316-1 [941] L316-1-->L326: Formula: (and (= v_ULTIMATE.start_init_~r232~0_3 1) (< v_ULTIMATE.start_init_~tmp___2~0_7 0)) InVars {ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} OutVars{ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_3, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r232~0] 1207#L326 [945] L326-->L329-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___3~0_3 1) (> v_ULTIMATE.start_init_~r311~0_4 0)) InVars {ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4} OutVars{ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___3~0] 1178#L329-1 [950] L329-1-->L339: Formula: (and (< v_ULTIMATE.start_init_~tmp___3~0_7 0) (= v_ULTIMATE.start_init_~r312~0_3 1)) InVars {ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} OutVars{ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_3, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r312~0] 1181#L339 [954] L339-->L342-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___4~0_3 1) (> v_ULTIMATE.start_init_~r321~0_6 0)) InVars {ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6} OutVars{ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___4~0] 1170#L342-1 [959] L342-1-->L352: Formula: (and (> v_ULTIMATE.start_init_~tmp___4~0_7 0) (= v_ULTIMATE.start_init_~r322~0_3 1)) InVars {ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} OutVars{ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_3, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r322~0] 1240#L352 [744] L352-->L352-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___5~0_24 0) (= v_~id1~0_10 v_~id2~0_10)) InVars {~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10} OutVars{~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_24} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 1165#L352-1 [751] L352-1-->L437: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_25) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 1273#L437 [968] L437-->L574-2: Formula: (and (= |v_ULTIMATE.start_init_#res_3| v_ULTIMATE.start_main_~i2~0_6) (= v_ULTIMATE.start___VERIFIER_assume_~arg_1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (> 0 v_ULTIMATE.start_main_~i2~0_6) (= 1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|)) InVars {ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|, ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_1, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_6, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret33, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 1184#L574-2 [2020-06-22 00:25:01,128 INFO L796 eck$LassoCheckResult]: Loop: 1184#L574-2 [609] L574-2-->L574-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 1184#L574-2 [2020-06-22 00:25:01,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:01,128 INFO L82 PathProgramCache]: Analyzing trace with hash -1675447691, now seen corresponding path program 1 times [2020-06-22 00:25:01,129 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:01,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:01,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:01,131 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:25:01,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:25:01,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:25:01,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 00:25:01,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-06-22 00:25:01,178 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 00:25:01,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:01,178 INFO L82 PathProgramCache]: Analyzing trace with hash 640, now seen corresponding path program 3 times [2020-06-22 00:25:01,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:01,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:01,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:01,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:25:01,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:01,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 00:25:01,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 00:25:01,192 INFO L87 Difference]: Start difference. First operand 121 states and 316 transitions. cyclomatic complexity: 197 Second operand 4 states. [2020-06-22 00:25:01,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:25:01,904 INFO L93 Difference]: Finished difference Result 440 states and 1146 transitions. [2020-06-22 00:25:01,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 00:25:01,905 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 440 states and 1146 transitions. [2020-06-22 00:25:01,910 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 276 [2020-06-22 00:25:01,914 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 440 states to 440 states and 1146 transitions. [2020-06-22 00:25:01,914 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 440 [2020-06-22 00:25:01,915 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 440 [2020-06-22 00:25:01,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 440 states and 1146 transitions. [2020-06-22 00:25:01,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:25:01,917 INFO L706 BuchiCegarLoop]: Abstraction has 440 states and 1146 transitions. [2020-06-22 00:25:01,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states and 1146 transitions. [2020-06-22 00:25:01,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 122. [2020-06-22 00:25:01,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-06-22 00:25:01,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 317 transitions. [2020-06-22 00:25:01,925 INFO L729 BuchiCegarLoop]: Abstraction has 122 states and 317 transitions. [2020-06-22 00:25:01,926 INFO L609 BuchiCegarLoop]: Abstraction has 122 states and 317 transitions. [2020-06-22 00:25:01,926 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2020-06-22 00:25:01,926 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 122 states and 317 transitions. [2020-06-22 00:25:01,927 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69 [2020-06-22 00:25:01,927 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:25:01,927 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:25:01,928 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-06-22 00:25:01,928 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 00:25:01,929 INFO L794 eck$LassoCheckResult]: Stem: 1842#ULTIMATE.startENTRY [1106] ULTIMATE.startENTRY-->L274: Formula: (and (= 0 v_~p13_old~0_6) (= (- 1) v_~nomsg~0_22) (= v_~p23_new~0_8 0) (= v_~ep13~0_9 v_ULTIMATE.start_init_~r131~0_8) (= 0 v_~p23~0_2) (= (store (store (store v_~nodes~0.base_6 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) v_~nodes~0.base_5) (= v_~ep31~0_9 v_ULTIMATE.start_init_~r311~0_8) (= v_~ep32~0_9 v_ULTIMATE.start_init_~r321~0_8) (= v_ULTIMATE.start_init_~r231~0_8 v_~ep23~0_9) (= 0 v_~p12~0_2) (= v_ULTIMATE.start_init_~r211~0_8 v_~ep21~0_9) (= 0 v_~p12_old~0_6) (= 0 v_~p23_old~0_6) (= v_~p13_new~0_8 0) (= 0 v_~p21~0_2) (= 0 v_~p32_old~0_6) (= v_~p21_old~0_6 0) (= (store (store (store v_~nodes~0.offset_6 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) v_~nodes~0.offset_5) (= 0 v_~p32~0_2) (= 0 v_~p13~0_2) (= 0 v_~p12_new~0_8) (= v_~ep12~0_9 v_ULTIMATE.start_init_~r121~0_8) (= v_~p21_new~0_8 0) (= 0 v_~p32_new~0_8) (= 0 v_~p31~0_2) (= v_~p31_old~0_6 0) (= 0 v_ULTIMATE.start_main_~c1~0_7) (= v_~p31_new~0_8 0)) InVars {~nodes~0.offset=v_~nodes~0.offset_6, ~nodes~0.base=v_~nodes~0.base_6} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ~ep23~0=v_~ep23~0_9, ULTIMATE.start_main_#t~nondet13=|v_ULTIMATE.start_main_#t~nondet13_6|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_6|, ~p32~0=v_~p32~0_2, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_8, ~id3~0=v_~id3~0_13, ~mode2~0=v_~mode2~0_9, ~r1~0=v_~r1~0_19, ULTIMATE.start_main_#t~nondet29=|v_ULTIMATE.start_main_#t~nondet29_6|, ~nodes~0.base=v_~nodes~0.base_5, ~nodes~0.offset=v_~nodes~0.offset_5, ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_8, ULTIMATE.start_main_#t~nondet20=|v_ULTIMATE.start_main_#t~nondet20_6|, ~nomsg~0=v_~nomsg~0_22, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_8, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_6|, ~p31_new~0=v_~p31_new~0_8, ~nl3~0=v_~nl3~0_12, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_8, ~p21~0=v_~p21~0_2, ULTIMATE.start_main_#t~nondet17=|v_ULTIMATE.start_main_#t~nondet17_6|, ~p32_old~0=v_~p32_old~0_6, ~id1~0=v_~id1~0_13, ULTIMATE.start_main_#t~nondet31=|v_ULTIMATE.start_main_#t~nondet31_6|, ULTIMATE.start_main_#t~nondet12=|v_ULTIMATE.start_main_#t~nondet12_6|, ~ep21~0=v_~ep21~0_9, ULTIMATE.start_main_#t~nondet9=|v_ULTIMATE.start_main_#t~nondet9_6|, ULTIMATE.start_main_~c1~0=v_ULTIMATE.start_main_~c1~0_7, ~st3~0=v_~st3~0_14, ~r3~0=v_~r3~0_11, ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_4, ~ep12~0=v_~ep12~0_9, ~max2~0=v_~max2~0_17, ~m2~0=v_~m2~0_9, ULTIMATE.start_main_#t~nondet28=|v_ULTIMATE.start_main_#t~nondet28_6|, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_6|, ~p32_new~0=v_~p32_new~0_8, ~p12~0=v_~p12~0_2, ~ep32~0=v_~ep32~0_9, ~p21_new~0=v_~p21_new~0_8, ~nl1~0=v_~nl1~0_12, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_8, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_8, ~p23~0=v_~p23~0_2, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_3|, ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_4, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_6|, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_4, ULTIMATE.start_main_#t~nondet30=|v_ULTIMATE.start_main_#t~nondet30_6|, ~p13~0=v_~p13~0_2, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_8, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_6|, ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_4, ~st1~0=v_~st1~0_14, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_8, ULTIMATE.start_main_#t~nondet27=|v_ULTIMATE.start_main_#t~nondet27_6|, ~id2~0=v_~id2~0_13, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_26, ULTIMATE.start_main_#t~nondet22=|v_ULTIMATE.start_main_#t~nondet22_6|, ~p13_new~0=v_~p13_new~0_8, ~p31~0=v_~p31~0_2, ULTIMATE.start_main_#t~post35=|v_ULTIMATE.start_main_#t~post35_4|, ~m3~0=v_~m3~0_9, ~r2~0=v_~r2~0_11, ~mode3~0=v_~mode3~0_9, ~p23_old~0=v_~p23_old~0_6, ~p12_old~0=v_~p12_old~0_6, ULTIMATE.start_main_#t~ret34=|v_ULTIMATE.start_main_#t~ret34_4|, ~p21_old~0=v_~p21_old~0_6, ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_8, ~ep13~0=v_~ep13~0_9, ~max3~0=v_~max3~0_17, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_6|, ULTIMATE.start_main_#t~nondet19=|v_ULTIMATE.start_main_#t~nondet19_6|, ULTIMATE.start_main_#t~nondet10=|v_ULTIMATE.start_main_#t~nondet10_6|, ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_4, ~ep31~0=v_~ep31~0_9, ULTIMATE.start_main_#t~nondet14=|v_ULTIMATE.start_main_#t~nondet14_6|, ~nl2~0=v_~nl2~0_12, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_6|, ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_8, ULTIMATE.start_main_#t~nondet26=|v_ULTIMATE.start_main_#t~nondet26_6|, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_10, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_8, ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_4, ULTIMATE.start_main_#t~nondet21=|v_ULTIMATE.start_main_#t~nondet21_6|, ULTIMATE.start_main_#t~nondet25=|v_ULTIMATE.start_main_#t~nondet25_6|, ~p12_new~0=v_~p12_new~0_8, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_8, ~p23_new~0=v_~p23_new~0_8, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_4|, ~m1~0=v_~m1~0_9, ULTIMATE.start_main_#t~nondet18=|v_ULTIMATE.start_main_#t~nondet18_6|, ~p31_old~0=v_~p31_old~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ~ep23~0, ULTIMATE.start_main_#t~nondet13, ULTIMATE.start_main_#t~nondet8, ~p32~0, ULTIMATE.start_init_~tmp___2~0, ~id3~0, ~mode2~0, ~r1~0, ULTIMATE.start_main_#t~nondet29, ~nodes~0.base, ~nodes~0.offset, ULTIMATE.start_init_~r321~0, ULTIMATE.start_main_#t~nondet20, ~nomsg~0, ULTIMATE.start_init_~r211~0, ULTIMATE.start_main_#t~nondet24, ~p31_new~0, ~nl3~0, ULTIMATE.start_init_~tmp___4~0, ~p21~0, ULTIMATE.start_main_#t~nondet17, ~p32_old~0, ~id1~0, ULTIMATE.start_main_#t~nondet31, ULTIMATE.start_main_#t~nondet12, ~ep21~0, ULTIMATE.start_main_#t~nondet9, ULTIMATE.start_main_~c1~0, ~st3~0, ~r3~0, ULTIMATE.start_init_~r212~0, ~ep12~0, ~max2~0, ~m2~0, ULTIMATE.start_main_#t~nondet28, ULTIMATE.start_main_#t~nondet23, ~p32_new~0, ~p12~0, ~ep32~0, ~p21_new~0, ~nl1~0, ULTIMATE.start_init_~r231~0, ULTIMATE.start_init_~tmp___0~0, ~p23~0, ULTIMATE.start_main_#res, ULTIMATE.start_init_~r312~0, ULTIMATE.start_main_#t~nondet16, ULTIMATE.start_init_~r122~0, ULTIMATE.start_main_#t~nondet30, ~p13~0, ULTIMATE.start_init_~tmp___3~0, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_init_~r322~0, ~st1~0, ULTIMATE.start_init_~tmp___1~0, ULTIMATE.start_main_#t~nondet27, ~id2~0, ULTIMATE.start_init_~tmp___5~0, ULTIMATE.start_main_#t~nondet22, ~p13_new~0, ~p31~0, ULTIMATE.start_main_#t~post35, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ULTIMATE.start_main_#t~ret34, ~p21_old~0, ULTIMATE.start_init_~r131~0, ~ep13~0, ~max3~0, ULTIMATE.start_main_#t~nondet15, ULTIMATE.start_main_#t~nondet19, ULTIMATE.start_main_#t~nondet10, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ULTIMATE.start_main_#t~nondet26, ULTIMATE.start_main_~i2~0, ULTIMATE.start_init_~tmp~0, ULTIMATE.start_init_~r232~0, ULTIMATE.start_main_#t~nondet21, ULTIMATE.start_main_#t~nondet25, ~p12_new~0, ULTIMATE.start_init_~r121~0, ~p23_new~0, ~max1~0, ~mode1~0, ~p13_old~0, ~st2~0, ULTIMATE.start_main_#t~ret33, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 1741#L274 [909] L274-->L277-1: Formula: (and (= v_ULTIMATE.start_init_~tmp~0_3 1) (< 0 v_ULTIMATE.start_init_~r121~0_4)) InVars {ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_3, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp~0] 1743#L277-1 [914] L277-1-->L287: Formula: (and (< 0 v_ULTIMATE.start_init_~tmp~0_7) (= 1 v_ULTIMATE.start_init_~r122~0_3)) InVars {ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~r122~0] 1811#L287 [918] L287-->L290-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___0~0_3 1) (> 0 v_ULTIMATE.start_init_~r131~0_6)) InVars {ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6} OutVars{ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___0~0] 1797#L290-1 [921] L290-1-->L300: Formula: (and (> v_ULTIMATE.start_init_~tmp___0~0_7 0) (= 1 v_ULTIMATE.start_init_~r132~0_3)) InVars {ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} OutVars{ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_3, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r132~0] 1798#L300 [927] L300-->L303-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___1~0_3 1) (< v_ULTIMATE.start_init_~r211~0_4 0)) InVars {ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} OutVars{ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_3, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___1~0] 1779#L303-1 [931] L303-1-->L313: Formula: (and (= v_ULTIMATE.start_init_~r212~0_3 1) (> v_ULTIMATE.start_init_~tmp___1~0_7 0)) InVars {ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} OutVars{ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_3, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r212~0] 1837#L313 [936] L313-->L316-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___2~0_3 1) (< v_ULTIMATE.start_init_~r231~0_6 0)) InVars {ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} OutVars{ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_3, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___2~0] 1816#L316-1 [939] L316-1-->L326: Formula: (and (= v_ULTIMATE.start_init_~r232~0_3 1) (> v_ULTIMATE.start_init_~tmp___2~0_7 0)) InVars {ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} OutVars{ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_3, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r232~0] 1777#L326 [945] L326-->L329-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___3~0_3 1) (> v_ULTIMATE.start_init_~r311~0_4 0)) InVars {ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4} OutVars{ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___3~0] 1748#L329-1 [950] L329-1-->L339: Formula: (and (< v_ULTIMATE.start_init_~tmp___3~0_7 0) (= v_ULTIMATE.start_init_~r312~0_3 1)) InVars {ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} OutVars{ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_3, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r312~0] 1751#L339 [954] L339-->L342-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___4~0_3 1) (> v_ULTIMATE.start_init_~r321~0_6 0)) InVars {ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6} OutVars{ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___4~0] 1740#L342-1 [959] L342-1-->L352: Formula: (and (> v_ULTIMATE.start_init_~tmp___4~0_7 0) (= v_ULTIMATE.start_init_~r322~0_3 1)) InVars {ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} OutVars{ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_3, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r322~0] 1810#L352 [744] L352-->L352-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___5~0_24 0) (= v_~id1~0_10 v_~id2~0_10)) InVars {~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10} OutVars{~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_24} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 1735#L352-1 [751] L352-1-->L437: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_25) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 1844#L437 [968] L437-->L574-2: Formula: (and (= |v_ULTIMATE.start_init_#res_3| v_ULTIMATE.start_main_~i2~0_6) (= v_ULTIMATE.start___VERIFIER_assume_~arg_1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (> 0 v_ULTIMATE.start_main_~i2~0_6) (= 1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|)) InVars {ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|, ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_1, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_6, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret33, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 1754#L574-2 [2020-06-22 00:25:01,929 INFO L796 eck$LassoCheckResult]: Loop: 1754#L574-2 [609] L574-2-->L574-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 1754#L574-2 [2020-06-22 00:25:01,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:01,929 INFO L82 PathProgramCache]: Analyzing trace with hash -866101065, now seen corresponding path program 1 times [2020-06-22 00:25:01,930 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:01,930 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:01,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:01,931 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:25:01,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:25:01,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:25:01,971 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 00:25:01,971 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-06-22 00:25:01,971 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 00:25:01,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:01,972 INFO L82 PathProgramCache]: Analyzing trace with hash 640, now seen corresponding path program 4 times [2020-06-22 00:25:01,972 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:01,972 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:01,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:01,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:25:01,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:01,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 00:25:01,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 00:25:01,984 INFO L87 Difference]: Start difference. First operand 122 states and 317 transitions. cyclomatic complexity: 197 Second operand 4 states. [2020-06-22 00:25:02,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:25:02,626 INFO L93 Difference]: Finished difference Result 434 states and 1124 transitions. [2020-06-22 00:25:02,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 00:25:02,627 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 434 states and 1124 transitions. [2020-06-22 00:25:02,631 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 276 [2020-06-22 00:25:02,635 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 434 states to 434 states and 1124 transitions. [2020-06-22 00:25:02,635 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 434 [2020-06-22 00:25:02,635 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 434 [2020-06-22 00:25:02,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 434 states and 1124 transitions. [2020-06-22 00:25:02,637 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:25:02,637 INFO L706 BuchiCegarLoop]: Abstraction has 434 states and 1124 transitions. [2020-06-22 00:25:02,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states and 1124 transitions. [2020-06-22 00:25:02,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 123. [2020-06-22 00:25:02,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-06-22 00:25:02,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 318 transitions. [2020-06-22 00:25:02,644 INFO L729 BuchiCegarLoop]: Abstraction has 123 states and 318 transitions. [2020-06-22 00:25:02,644 INFO L609 BuchiCegarLoop]: Abstraction has 123 states and 318 transitions. [2020-06-22 00:25:02,644 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2020-06-22 00:25:02,644 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 123 states and 318 transitions. [2020-06-22 00:25:02,645 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69 [2020-06-22 00:25:02,645 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:25:02,645 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:25:02,646 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-06-22 00:25:02,646 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 00:25:02,647 INFO L794 eck$LassoCheckResult]: Stem: 2408#ULTIMATE.startENTRY [1106] ULTIMATE.startENTRY-->L274: Formula: (and (= 0 v_~p13_old~0_6) (= (- 1) v_~nomsg~0_22) (= v_~p23_new~0_8 0) (= v_~ep13~0_9 v_ULTIMATE.start_init_~r131~0_8) (= 0 v_~p23~0_2) (= (store (store (store v_~nodes~0.base_6 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) v_~nodes~0.base_5) (= v_~ep31~0_9 v_ULTIMATE.start_init_~r311~0_8) (= v_~ep32~0_9 v_ULTIMATE.start_init_~r321~0_8) (= v_ULTIMATE.start_init_~r231~0_8 v_~ep23~0_9) (= 0 v_~p12~0_2) (= v_ULTIMATE.start_init_~r211~0_8 v_~ep21~0_9) (= 0 v_~p12_old~0_6) (= 0 v_~p23_old~0_6) (= v_~p13_new~0_8 0) (= 0 v_~p21~0_2) (= 0 v_~p32_old~0_6) (= v_~p21_old~0_6 0) (= (store (store (store v_~nodes~0.offset_6 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) v_~nodes~0.offset_5) (= 0 v_~p32~0_2) (= 0 v_~p13~0_2) (= 0 v_~p12_new~0_8) (= v_~ep12~0_9 v_ULTIMATE.start_init_~r121~0_8) (= v_~p21_new~0_8 0) (= 0 v_~p32_new~0_8) (= 0 v_~p31~0_2) (= v_~p31_old~0_6 0) (= 0 v_ULTIMATE.start_main_~c1~0_7) (= v_~p31_new~0_8 0)) InVars {~nodes~0.offset=v_~nodes~0.offset_6, ~nodes~0.base=v_~nodes~0.base_6} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ~ep23~0=v_~ep23~0_9, ULTIMATE.start_main_#t~nondet13=|v_ULTIMATE.start_main_#t~nondet13_6|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_6|, ~p32~0=v_~p32~0_2, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_8, ~id3~0=v_~id3~0_13, ~mode2~0=v_~mode2~0_9, ~r1~0=v_~r1~0_19, ULTIMATE.start_main_#t~nondet29=|v_ULTIMATE.start_main_#t~nondet29_6|, ~nodes~0.base=v_~nodes~0.base_5, ~nodes~0.offset=v_~nodes~0.offset_5, ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_8, ULTIMATE.start_main_#t~nondet20=|v_ULTIMATE.start_main_#t~nondet20_6|, ~nomsg~0=v_~nomsg~0_22, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_8, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_6|, ~p31_new~0=v_~p31_new~0_8, ~nl3~0=v_~nl3~0_12, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_8, ~p21~0=v_~p21~0_2, ULTIMATE.start_main_#t~nondet17=|v_ULTIMATE.start_main_#t~nondet17_6|, ~p32_old~0=v_~p32_old~0_6, ~id1~0=v_~id1~0_13, ULTIMATE.start_main_#t~nondet31=|v_ULTIMATE.start_main_#t~nondet31_6|, ULTIMATE.start_main_#t~nondet12=|v_ULTIMATE.start_main_#t~nondet12_6|, ~ep21~0=v_~ep21~0_9, ULTIMATE.start_main_#t~nondet9=|v_ULTIMATE.start_main_#t~nondet9_6|, ULTIMATE.start_main_~c1~0=v_ULTIMATE.start_main_~c1~0_7, ~st3~0=v_~st3~0_14, ~r3~0=v_~r3~0_11, ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_4, ~ep12~0=v_~ep12~0_9, ~max2~0=v_~max2~0_17, ~m2~0=v_~m2~0_9, ULTIMATE.start_main_#t~nondet28=|v_ULTIMATE.start_main_#t~nondet28_6|, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_6|, ~p32_new~0=v_~p32_new~0_8, ~p12~0=v_~p12~0_2, ~ep32~0=v_~ep32~0_9, ~p21_new~0=v_~p21_new~0_8, ~nl1~0=v_~nl1~0_12, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_8, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_8, ~p23~0=v_~p23~0_2, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_3|, ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_4, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_6|, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_4, ULTIMATE.start_main_#t~nondet30=|v_ULTIMATE.start_main_#t~nondet30_6|, ~p13~0=v_~p13~0_2, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_8, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_6|, ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_4, ~st1~0=v_~st1~0_14, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_8, ULTIMATE.start_main_#t~nondet27=|v_ULTIMATE.start_main_#t~nondet27_6|, ~id2~0=v_~id2~0_13, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_26, ULTIMATE.start_main_#t~nondet22=|v_ULTIMATE.start_main_#t~nondet22_6|, ~p13_new~0=v_~p13_new~0_8, ~p31~0=v_~p31~0_2, ULTIMATE.start_main_#t~post35=|v_ULTIMATE.start_main_#t~post35_4|, ~m3~0=v_~m3~0_9, ~r2~0=v_~r2~0_11, ~mode3~0=v_~mode3~0_9, ~p23_old~0=v_~p23_old~0_6, ~p12_old~0=v_~p12_old~0_6, ULTIMATE.start_main_#t~ret34=|v_ULTIMATE.start_main_#t~ret34_4|, ~p21_old~0=v_~p21_old~0_6, ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_8, ~ep13~0=v_~ep13~0_9, ~max3~0=v_~max3~0_17, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_6|, ULTIMATE.start_main_#t~nondet19=|v_ULTIMATE.start_main_#t~nondet19_6|, ULTIMATE.start_main_#t~nondet10=|v_ULTIMATE.start_main_#t~nondet10_6|, ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_4, ~ep31~0=v_~ep31~0_9, ULTIMATE.start_main_#t~nondet14=|v_ULTIMATE.start_main_#t~nondet14_6|, ~nl2~0=v_~nl2~0_12, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_6|, ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_8, ULTIMATE.start_main_#t~nondet26=|v_ULTIMATE.start_main_#t~nondet26_6|, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_10, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_8, ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_4, ULTIMATE.start_main_#t~nondet21=|v_ULTIMATE.start_main_#t~nondet21_6|, ULTIMATE.start_main_#t~nondet25=|v_ULTIMATE.start_main_#t~nondet25_6|, ~p12_new~0=v_~p12_new~0_8, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_8, ~p23_new~0=v_~p23_new~0_8, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_4|, ~m1~0=v_~m1~0_9, ULTIMATE.start_main_#t~nondet18=|v_ULTIMATE.start_main_#t~nondet18_6|, ~p31_old~0=v_~p31_old~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ~ep23~0, ULTIMATE.start_main_#t~nondet13, ULTIMATE.start_main_#t~nondet8, ~p32~0, ULTIMATE.start_init_~tmp___2~0, ~id3~0, ~mode2~0, ~r1~0, ULTIMATE.start_main_#t~nondet29, ~nodes~0.base, ~nodes~0.offset, ULTIMATE.start_init_~r321~0, ULTIMATE.start_main_#t~nondet20, ~nomsg~0, ULTIMATE.start_init_~r211~0, ULTIMATE.start_main_#t~nondet24, ~p31_new~0, ~nl3~0, ULTIMATE.start_init_~tmp___4~0, ~p21~0, ULTIMATE.start_main_#t~nondet17, ~p32_old~0, ~id1~0, ULTIMATE.start_main_#t~nondet31, ULTIMATE.start_main_#t~nondet12, ~ep21~0, ULTIMATE.start_main_#t~nondet9, ULTIMATE.start_main_~c1~0, ~st3~0, ~r3~0, ULTIMATE.start_init_~r212~0, ~ep12~0, ~max2~0, ~m2~0, ULTIMATE.start_main_#t~nondet28, ULTIMATE.start_main_#t~nondet23, ~p32_new~0, ~p12~0, ~ep32~0, ~p21_new~0, ~nl1~0, ULTIMATE.start_init_~r231~0, ULTIMATE.start_init_~tmp___0~0, ~p23~0, ULTIMATE.start_main_#res, ULTIMATE.start_init_~r312~0, ULTIMATE.start_main_#t~nondet16, ULTIMATE.start_init_~r122~0, ULTIMATE.start_main_#t~nondet30, ~p13~0, ULTIMATE.start_init_~tmp___3~0, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_init_~r322~0, ~st1~0, ULTIMATE.start_init_~tmp___1~0, ULTIMATE.start_main_#t~nondet27, ~id2~0, ULTIMATE.start_init_~tmp___5~0, ULTIMATE.start_main_#t~nondet22, ~p13_new~0, ~p31~0, ULTIMATE.start_main_#t~post35, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ULTIMATE.start_main_#t~ret34, ~p21_old~0, ULTIMATE.start_init_~r131~0, ~ep13~0, ~max3~0, ULTIMATE.start_main_#t~nondet15, ULTIMATE.start_main_#t~nondet19, ULTIMATE.start_main_#t~nondet10, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ULTIMATE.start_main_#t~nondet26, ULTIMATE.start_main_~i2~0, ULTIMATE.start_init_~tmp~0, ULTIMATE.start_init_~r232~0, ULTIMATE.start_main_#t~nondet21, ULTIMATE.start_main_#t~nondet25, ~p12_new~0, ULTIMATE.start_init_~r121~0, ~p23_new~0, ~max1~0, ~mode1~0, ~p13_old~0, ~st2~0, ULTIMATE.start_main_#t~ret33, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 2306#L274 [909] L274-->L277-1: Formula: (and (= v_ULTIMATE.start_init_~tmp~0_3 1) (< 0 v_ULTIMATE.start_init_~r121~0_4)) InVars {ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_3, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp~0] 2308#L277-1 [914] L277-1-->L287: Formula: (and (< 0 v_ULTIMATE.start_init_~tmp~0_7) (= 1 v_ULTIMATE.start_init_~r122~0_3)) InVars {ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~r122~0] 2378#L287 [918] L287-->L290-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___0~0_3 1) (> 0 v_ULTIMATE.start_init_~r131~0_6)) InVars {ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6} OutVars{ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___0~0] 2363#L290-1 [921] L290-1-->L300: Formula: (and (> v_ULTIMATE.start_init_~tmp___0~0_7 0) (= 1 v_ULTIMATE.start_init_~r132~0_3)) InVars {ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} OutVars{ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_3, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r132~0] 2364#L300 [927] L300-->L303-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___1~0_3 1) (< v_ULTIMATE.start_init_~r211~0_4 0)) InVars {ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} OutVars{ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_3, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___1~0] 2345#L303-1 [931] L303-1-->L313: Formula: (and (= v_ULTIMATE.start_init_~r212~0_3 1) (> v_ULTIMATE.start_init_~tmp___1~0_7 0)) InVars {ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} OutVars{ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_3, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r212~0] 2405#L313 [936] L313-->L316-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___2~0_3 1) (< v_ULTIMATE.start_init_~r231~0_6 0)) InVars {ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} OutVars{ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_3, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___2~0] 2382#L316-1 [939] L316-1-->L326: Formula: (and (= v_ULTIMATE.start_init_~r232~0_3 1) (> v_ULTIMATE.start_init_~tmp___2~0_7 0)) InVars {ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} OutVars{ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_3, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r232~0] 2343#L326 [945] L326-->L329-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___3~0_3 1) (> v_ULTIMATE.start_init_~r311~0_4 0)) InVars {ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4} OutVars{ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___3~0] 2316#L329-1 [948] L329-1-->L339: Formula: (and (> v_ULTIMATE.start_init_~tmp___3~0_7 0) (= v_ULTIMATE.start_init_~r312~0_3 1)) InVars {ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} OutVars{ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_3, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r312~0] 2317#L339 [954] L339-->L342-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___4~0_3 1) (> v_ULTIMATE.start_init_~r321~0_6 0)) InVars {ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6} OutVars{ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___4~0] 2305#L342-1 [959] L342-1-->L352: Formula: (and (> v_ULTIMATE.start_init_~tmp___4~0_7 0) (= v_ULTIMATE.start_init_~r322~0_3 1)) InVars {ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} OutVars{ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_3, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r322~0] 2376#L352 [744] L352-->L352-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___5~0_24 0) (= v_~id1~0_10 v_~id2~0_10)) InVars {~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10} OutVars{~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_24} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 2300#L352-1 [751] L352-1-->L437: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_25) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 2410#L437 [968] L437-->L574-2: Formula: (and (= |v_ULTIMATE.start_init_#res_3| v_ULTIMATE.start_main_~i2~0_6) (= v_ULTIMATE.start___VERIFIER_assume_~arg_1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (> 0 v_ULTIMATE.start_main_~i2~0_6) (= 1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|)) InVars {ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|, ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_1, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_6, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret33, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 2320#L574-2 [2020-06-22 00:25:02,647 INFO L796 eck$LassoCheckResult]: Loop: 2320#L574-2 [609] L574-2-->L574-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 2320#L574-2 [2020-06-22 00:25:02,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:02,648 INFO L82 PathProgramCache]: Analyzing trace with hash -923359367, now seen corresponding path program 1 times [2020-06-22 00:25:02,648 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:02,648 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:02,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:02,649 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:25:02,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 00:25:02,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 00:25:02,695 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 00:25:02,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-06-22 00:25:02,696 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 00:25:02,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:02,696 INFO L82 PathProgramCache]: Analyzing trace with hash 640, now seen corresponding path program 5 times [2020-06-22 00:25:02,696 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:02,696 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:02,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:02,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:25:02,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:02,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 00:25:02,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 00:25:02,709 INFO L87 Difference]: Start difference. First operand 123 states and 318 transitions. cyclomatic complexity: 197 Second operand 4 states. [2020-06-22 00:25:03,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 00:25:03,261 INFO L93 Difference]: Finished difference Result 265 states and 676 transitions. [2020-06-22 00:25:03,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 00:25:03,262 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 265 states and 676 transitions. [2020-06-22 00:25:03,264 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 207 [2020-06-22 00:25:03,267 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 265 states to 265 states and 676 transitions. [2020-06-22 00:25:03,267 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 265 [2020-06-22 00:25:03,267 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 265 [2020-06-22 00:25:03,267 INFO L73 IsDeterministic]: Start isDeterministic. Operand 265 states and 676 transitions. [2020-06-22 00:25:03,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 00:25:03,268 INFO L706 BuchiCegarLoop]: Abstraction has 265 states and 676 transitions. [2020-06-22 00:25:03,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states and 676 transitions. [2020-06-22 00:25:03,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 125. [2020-06-22 00:25:03,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-06-22 00:25:03,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 320 transitions. [2020-06-22 00:25:03,274 INFO L729 BuchiCegarLoop]: Abstraction has 125 states and 320 transitions. [2020-06-22 00:25:03,274 INFO L609 BuchiCegarLoop]: Abstraction has 125 states and 320 transitions. [2020-06-22 00:25:03,274 INFO L442 BuchiCegarLoop]: ======== Iteration 6============ [2020-06-22 00:25:03,274 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 320 transitions. [2020-06-22 00:25:03,275 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69 [2020-06-22 00:25:03,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 00:25:03,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 00:25:03,276 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-06-22 00:25:03,276 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 00:25:03,277 INFO L794 eck$LassoCheckResult]: Stem: 2806#ULTIMATE.startENTRY [1106] ULTIMATE.startENTRY-->L274: Formula: (and (= 0 v_~p13_old~0_6) (= (- 1) v_~nomsg~0_22) (= v_~p23_new~0_8 0) (= v_~ep13~0_9 v_ULTIMATE.start_init_~r131~0_8) (= 0 v_~p23~0_2) (= (store (store (store v_~nodes~0.base_6 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) v_~nodes~0.base_5) (= v_~ep31~0_9 v_ULTIMATE.start_init_~r311~0_8) (= v_~ep32~0_9 v_ULTIMATE.start_init_~r321~0_8) (= v_ULTIMATE.start_init_~r231~0_8 v_~ep23~0_9) (= 0 v_~p12~0_2) (= v_ULTIMATE.start_init_~r211~0_8 v_~ep21~0_9) (= 0 v_~p12_old~0_6) (= 0 v_~p23_old~0_6) (= v_~p13_new~0_8 0) (= 0 v_~p21~0_2) (= 0 v_~p32_old~0_6) (= v_~p21_old~0_6 0) (= (store (store (store v_~nodes~0.offset_6 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) v_~nodes~0.offset_5) (= 0 v_~p32~0_2) (= 0 v_~p13~0_2) (= 0 v_~p12_new~0_8) (= v_~ep12~0_9 v_ULTIMATE.start_init_~r121~0_8) (= v_~p21_new~0_8 0) (= 0 v_~p32_new~0_8) (= 0 v_~p31~0_2) (= v_~p31_old~0_6 0) (= 0 v_ULTIMATE.start_main_~c1~0_7) (= v_~p31_new~0_8 0)) InVars {~nodes~0.offset=v_~nodes~0.offset_6, ~nodes~0.base=v_~nodes~0.base_6} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ~ep23~0=v_~ep23~0_9, ULTIMATE.start_main_#t~nondet13=|v_ULTIMATE.start_main_#t~nondet13_6|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_6|, ~p32~0=v_~p32~0_2, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_8, ~id3~0=v_~id3~0_13, ~mode2~0=v_~mode2~0_9, ~r1~0=v_~r1~0_19, ULTIMATE.start_main_#t~nondet29=|v_ULTIMATE.start_main_#t~nondet29_6|, ~nodes~0.base=v_~nodes~0.base_5, ~nodes~0.offset=v_~nodes~0.offset_5, ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_8, ULTIMATE.start_main_#t~nondet20=|v_ULTIMATE.start_main_#t~nondet20_6|, ~nomsg~0=v_~nomsg~0_22, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_8, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_6|, ~p31_new~0=v_~p31_new~0_8, ~nl3~0=v_~nl3~0_12, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_8, ~p21~0=v_~p21~0_2, ULTIMATE.start_main_#t~nondet17=|v_ULTIMATE.start_main_#t~nondet17_6|, ~p32_old~0=v_~p32_old~0_6, ~id1~0=v_~id1~0_13, ULTIMATE.start_main_#t~nondet31=|v_ULTIMATE.start_main_#t~nondet31_6|, ULTIMATE.start_main_#t~nondet12=|v_ULTIMATE.start_main_#t~nondet12_6|, ~ep21~0=v_~ep21~0_9, ULTIMATE.start_main_#t~nondet9=|v_ULTIMATE.start_main_#t~nondet9_6|, ULTIMATE.start_main_~c1~0=v_ULTIMATE.start_main_~c1~0_7, ~st3~0=v_~st3~0_14, ~r3~0=v_~r3~0_11, ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_4, ~ep12~0=v_~ep12~0_9, ~max2~0=v_~max2~0_17, ~m2~0=v_~m2~0_9, ULTIMATE.start_main_#t~nondet28=|v_ULTIMATE.start_main_#t~nondet28_6|, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_6|, ~p32_new~0=v_~p32_new~0_8, ~p12~0=v_~p12~0_2, ~ep32~0=v_~ep32~0_9, ~p21_new~0=v_~p21_new~0_8, ~nl1~0=v_~nl1~0_12, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_8, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_8, ~p23~0=v_~p23~0_2, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_3|, ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_4, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_6|, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_4, ULTIMATE.start_main_#t~nondet30=|v_ULTIMATE.start_main_#t~nondet30_6|, ~p13~0=v_~p13~0_2, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_8, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_6|, ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_4, ~st1~0=v_~st1~0_14, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_8, ULTIMATE.start_main_#t~nondet27=|v_ULTIMATE.start_main_#t~nondet27_6|, ~id2~0=v_~id2~0_13, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_26, ULTIMATE.start_main_#t~nondet22=|v_ULTIMATE.start_main_#t~nondet22_6|, ~p13_new~0=v_~p13_new~0_8, ~p31~0=v_~p31~0_2, ULTIMATE.start_main_#t~post35=|v_ULTIMATE.start_main_#t~post35_4|, ~m3~0=v_~m3~0_9, ~r2~0=v_~r2~0_11, ~mode3~0=v_~mode3~0_9, ~p23_old~0=v_~p23_old~0_6, ~p12_old~0=v_~p12_old~0_6, ULTIMATE.start_main_#t~ret34=|v_ULTIMATE.start_main_#t~ret34_4|, ~p21_old~0=v_~p21_old~0_6, ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_8, ~ep13~0=v_~ep13~0_9, ~max3~0=v_~max3~0_17, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_6|, ULTIMATE.start_main_#t~nondet19=|v_ULTIMATE.start_main_#t~nondet19_6|, ULTIMATE.start_main_#t~nondet10=|v_ULTIMATE.start_main_#t~nondet10_6|, ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_4, ~ep31~0=v_~ep31~0_9, ULTIMATE.start_main_#t~nondet14=|v_ULTIMATE.start_main_#t~nondet14_6|, ~nl2~0=v_~nl2~0_12, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_6|, ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_8, ULTIMATE.start_main_#t~nondet26=|v_ULTIMATE.start_main_#t~nondet26_6|, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_10, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_8, ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_4, ULTIMATE.start_main_#t~nondet21=|v_ULTIMATE.start_main_#t~nondet21_6|, ULTIMATE.start_main_#t~nondet25=|v_ULTIMATE.start_main_#t~nondet25_6|, ~p12_new~0=v_~p12_new~0_8, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_8, ~p23_new~0=v_~p23_new~0_8, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_4|, ~m1~0=v_~m1~0_9, ULTIMATE.start_main_#t~nondet18=|v_ULTIMATE.start_main_#t~nondet18_6|, ~p31_old~0=v_~p31_old~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ~ep23~0, ULTIMATE.start_main_#t~nondet13, ULTIMATE.start_main_#t~nondet8, ~p32~0, ULTIMATE.start_init_~tmp___2~0, ~id3~0, ~mode2~0, ~r1~0, ULTIMATE.start_main_#t~nondet29, ~nodes~0.base, ~nodes~0.offset, ULTIMATE.start_init_~r321~0, ULTIMATE.start_main_#t~nondet20, ~nomsg~0, ULTIMATE.start_init_~r211~0, ULTIMATE.start_main_#t~nondet24, ~p31_new~0, ~nl3~0, ULTIMATE.start_init_~tmp___4~0, ~p21~0, ULTIMATE.start_main_#t~nondet17, ~p32_old~0, ~id1~0, ULTIMATE.start_main_#t~nondet31, ULTIMATE.start_main_#t~nondet12, ~ep21~0, ULTIMATE.start_main_#t~nondet9, ULTIMATE.start_main_~c1~0, ~st3~0, ~r3~0, ULTIMATE.start_init_~r212~0, ~ep12~0, ~max2~0, ~m2~0, ULTIMATE.start_main_#t~nondet28, ULTIMATE.start_main_#t~nondet23, ~p32_new~0, ~p12~0, ~ep32~0, ~p21_new~0, ~nl1~0, ULTIMATE.start_init_~r231~0, ULTIMATE.start_init_~tmp___0~0, ~p23~0, ULTIMATE.start_main_#res, ULTIMATE.start_init_~r312~0, ULTIMATE.start_main_#t~nondet16, ULTIMATE.start_init_~r122~0, ULTIMATE.start_main_#t~nondet30, ~p13~0, ULTIMATE.start_init_~tmp___3~0, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_init_~r322~0, ~st1~0, ULTIMATE.start_init_~tmp___1~0, ULTIMATE.start_main_#t~nondet27, ~id2~0, ULTIMATE.start_init_~tmp___5~0, ULTIMATE.start_main_#t~nondet22, ~p13_new~0, ~p31~0, ULTIMATE.start_main_#t~post35, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ULTIMATE.start_main_#t~ret34, ~p21_old~0, ULTIMATE.start_init_~r131~0, ~ep13~0, ~max3~0, ULTIMATE.start_main_#t~nondet15, ULTIMATE.start_main_#t~nondet19, ULTIMATE.start_main_#t~nondet10, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ULTIMATE.start_main_#t~nondet26, ULTIMATE.start_main_~i2~0, ULTIMATE.start_init_~tmp~0, ULTIMATE.start_init_~r232~0, ULTIMATE.start_main_#t~nondet21, ULTIMATE.start_main_#t~nondet25, ~p12_new~0, ULTIMATE.start_init_~r121~0, ~p23_new~0, ~max1~0, ~mode1~0, ~p13_old~0, ~st2~0, ULTIMATE.start_main_#t~ret33, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 2703#L274 [909] L274-->L277-1: Formula: (and (= v_ULTIMATE.start_init_~tmp~0_3 1) (< 0 v_ULTIMATE.start_init_~r121~0_4)) InVars {ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_3, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp~0] 2705#L277-1 [914] L277-1-->L287: Formula: (and (< 0 v_ULTIMATE.start_init_~tmp~0_7) (= 1 v_ULTIMATE.start_init_~r122~0_3)) InVars {ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~r122~0] 2774#L287 [918] L287-->L290-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___0~0_3 1) (> 0 v_ULTIMATE.start_init_~r131~0_6)) InVars {ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6} OutVars{ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___0~0] 2760#L290-1 [921] L290-1-->L300: Formula: (and (> v_ULTIMATE.start_init_~tmp___0~0_7 0) (= 1 v_ULTIMATE.start_init_~r132~0_3)) InVars {ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} OutVars{ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_3, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r132~0] 2761#L300 [927] L300-->L303-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___1~0_3 1) (< v_ULTIMATE.start_init_~r211~0_4 0)) InVars {ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} OutVars{ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_3, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___1~0] 2742#L303-1 [931] L303-1-->L313: Formula: (and (= v_ULTIMATE.start_init_~r212~0_3 1) (> v_ULTIMATE.start_init_~tmp___1~0_7 0)) InVars {ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} OutVars{ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_3, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r212~0] 2803#L313 [936] L313-->L316-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___2~0_3 1) (< v_ULTIMATE.start_init_~r231~0_6 0)) InVars {ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} OutVars{ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_3, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___2~0] 2780#L316-1 [939] L316-1-->L326: Formula: (and (= v_ULTIMATE.start_init_~r232~0_3 1) (> v_ULTIMATE.start_init_~tmp___2~0_7 0)) InVars {ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} OutVars{ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_3, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r232~0] 2740#L326 [945] L326-->L329-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___3~0_3 1) (> v_ULTIMATE.start_init_~r311~0_4 0)) InVars {ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4} OutVars{ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___3~0] 2713#L329-1 [948] L329-1-->L339: Formula: (and (> v_ULTIMATE.start_init_~tmp___3~0_7 0) (= v_ULTIMATE.start_init_~r312~0_3 1)) InVars {ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} OutVars{ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_3, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r312~0] 2714#L339 [954] L339-->L342-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___4~0_3 1) (> v_ULTIMATE.start_init_~r321~0_6 0)) InVars {ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6} OutVars{ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___4~0] 2702#L342-1 [959] L342-1-->L352: Formula: (and (> v_ULTIMATE.start_init_~tmp___4~0_7 0) (= v_ULTIMATE.start_init_~r322~0_3 1)) InVars {ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} OutVars{ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_3, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r322~0] 2773#L352 [744] L352-->L352-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___5~0_24 0) (= v_~id1~0_10 v_~id2~0_10)) InVars {~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10} OutVars{~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_24} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 2697#L352-1 [751] L352-1-->L437: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_25) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 2812#L437 [966] L437-->L574-2: Formula: (and (= 0 v_ULTIMATE.start_main_~i2~0_6) (= |v_ULTIMATE.start_init_#res_3| v_ULTIMATE.start_main_~i2~0_6) (= v_ULTIMATE.start___VERIFIER_assume_~arg_1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (= 0 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|)) InVars {ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|, ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_1, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_6, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret33, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 2717#L574-2 [2020-06-22 00:25:03,277 INFO L796 eck$LassoCheckResult]: Loop: 2717#L574-2 [609] L574-2-->L574-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 2717#L574-2 [2020-06-22 00:25:03,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:03,278 INFO L82 PathProgramCache]: Analyzing trace with hash -923359369, now seen corresponding path program 1 times [2020-06-22 00:25:03,278 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:03,278 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:03,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:03,280 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:25:03,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:03,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:03,323 INFO L82 PathProgramCache]: Analyzing trace with hash 640, now seen corresponding path program 6 times [2020-06-22 00:25:03,323 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:03,323 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:03,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:03,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 00:25:03,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:03,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 00:25:03,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1440631242, now seen corresponding path program 1 times [2020-06-22 00:25:03,345 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 00:25:03,345 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 00:25:03,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:03,346 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 00:25:03,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 00:25:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 00:25:03,768 WARN L188 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2020-06-22 00:25:03,931 WARN L188 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-06-22 00:25:03,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 12:25:03 BasicIcfg [2020-06-22 00:25:03,983 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-22 00:25:03,984 INFO L168 Benchmark]: Toolchain (without parser) took 6830.13 ms. Allocated memory was 514.9 MB in the beginning and 679.5 MB in the end (delta: 164.6 MB). Free memory was 436.3 MB in the beginning and 486.9 MB in the end (delta: -50.7 MB). Peak memory consumption was 114.0 MB. Max. memory is 50.3 GB. [2020-06-22 00:25:03,985 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 514.9 MB. Free memory is still 456.9 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-22 00:25:03,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.63 ms. Allocated memory was 514.9 MB in the beginning and 572.5 MB in the end (delta: 57.7 MB). Free memory was 435.6 MB in the beginning and 533.4 MB in the end (delta: -97.8 MB). Peak memory consumption was 30.7 MB. Max. memory is 50.3 GB. [2020-06-22 00:25:03,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.18 ms. Allocated memory is still 572.5 MB. Free memory was 533.4 MB in the beginning and 529.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 50.3 GB. [2020-06-22 00:25:03,987 INFO L168 Benchmark]: Boogie Preprocessor took 41.92 ms. Allocated memory is still 572.5 MB. Free memory was 529.9 MB in the beginning and 526.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 50.3 GB. [2020-06-22 00:25:03,987 INFO L168 Benchmark]: RCFGBuilder took 715.01 ms. Allocated memory is still 572.5 MB. Free memory was 526.5 MB in the beginning and 472.7 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 50.3 GB. [2020-06-22 00:25:03,988 INFO L168 Benchmark]: BlockEncodingV2 took 197.84 ms. Allocated memory is still 572.5 MB. Free memory was 472.7 MB in the beginning and 443.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 50.3 GB. [2020-06-22 00:25:03,988 INFO L168 Benchmark]: TraceAbstraction took 191.13 ms. Allocated memory is still 572.5 MB. Free memory was 443.5 MB in the beginning and 424.3 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 50.3 GB. [2020-06-22 00:25:03,989 INFO L168 Benchmark]: BuchiAutomizer took 5168.30 ms. Allocated memory was 572.5 MB in the beginning and 679.5 MB in the end (delta: 107.0 MB). Free memory was 424.3 MB in the beginning and 486.9 MB in the end (delta: -62.6 MB). Peak memory consumption was 44.3 MB. Max. memory is 50.3 GB. [2020-06-22 00:25:03,994 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 123 locations, 214 edges - StatisticsResult: Encoded RCFG 118 locations, 315 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 514.9 MB. Free memory is still 456.9 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 452.63 ms. Allocated memory was 514.9 MB in the beginning and 572.5 MB in the end (delta: 57.7 MB). Free memory was 435.6 MB in the beginning and 533.4 MB in the end (delta: -97.8 MB). Peak memory consumption was 30.7 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 58.18 ms. Allocated memory is still 572.5 MB. Free memory was 533.4 MB in the beginning and 529.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 41.92 ms. Allocated memory is still 572.5 MB. Free memory was 529.9 MB in the beginning and 526.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 50.3 GB. * RCFGBuilder took 715.01 ms. Allocated memory is still 572.5 MB. Free memory was 526.5 MB in the beginning and 472.7 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 197.84 ms. Allocated memory is still 572.5 MB. Free memory was 472.7 MB in the beginning and 443.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 50.3 GB. * TraceAbstraction took 191.13 ms. Allocated memory is still 572.5 MB. Free memory was 443.5 MB in the beginning and 424.3 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 5168.30 ms. Allocated memory was 572.5 MB in the beginning and 679.5 MB in the end (delta: 107.0 MB). Free memory was 424.3 MB in the beginning and 486.9 MB in the end (delta: -62.6 MB). Peak memory consumption was 44.3 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: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 118 locations, 0 error locations. SAFE Result, 0.1s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=118occurred 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, 10 LocationsWithAnnotation, 10 PreInvPairs, 10 NumberOfFragments, 10 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (5 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.5 modules have a trivial ranking function, the largest among these consists of 4 locations. The remainder module has 125 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.1s and 6 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 2.6s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 0. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 1426 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 125 states and ocurred in iteration 5. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 484 SDtfs, 4980 SDslu, 2990 SDs, 0 SdLazy, 3187 SolverSat, 100 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN5 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 574]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {r132=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@524eb85c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11e20684=0, ep32=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1821088f=0, ep13=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32e6bc7b=0, tmp___5=0, id3=0, r2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@611d9dd1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c63e0e9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6de3be40=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4e3c8a2a=0, tmp___1=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@699757e9=0, mode3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6840aa79=0, nl3=0, tmp=1, st2=0, p21=0, max2=0, r211=-1, p31_new=0, p32_old=0, ep21=-1, m3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTUnaryExpression@2a407a3c=0, \result=0, r321=1, p32=0, p13=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66f76a75=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@567c349f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7a352b70=0, mode2=0, ep12=1, r3=0, ep31=1, tmp___2=1, id2=5, r121=1, st3=0, nl2=0, p32_new=0, p12_new=0, max1=0, i2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c16f49a=0, r231=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b949607=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@16ea63b1=0, c1=0, p21_new=0, r212=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c31815d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@33e3e0c0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f322789=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@59dad2d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e843b20=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@119fa459=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@542daa30=0, r322=1, p12=0, p31=0, p13_old=0, p23_old=0, mode1=0, tmp___3=1, id1=5, r311=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@55cf6a1f=0, r122=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56e38197=0, nl1=0, p23=0, p12_old=0, r232=1, arg=0, m1=0, ep23=-1, p23_new=0, r1=0, \result=0, p21_old=0, p31_old=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4bb10bca=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d843f3f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1145d13=0, p13_new=0, r131=-1, \old(arg)=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c29f411=0, tmp___4=1, tmp___0=1, r312=1, st1=0, max3=0, m2=0, nomsg=-1} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 574]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L69] msg_t nomsg = (msg_t )-1; [L70] port_t p12 ; [L71] char p12_old ; [L72] char p12_new ; [L73] _Bool ep12 ; [L74] port_t p13 ; [L75] char p13_old ; [L76] char p13_new ; [L77] _Bool ep13 ; [L78] port_t p21 ; [L79] char p21_old ; [L80] char p21_new ; [L81] _Bool ep21 ; [L82] port_t p23 ; [L83] char p23_old ; [L84] char p23_new ; [L85] _Bool ep23 ; [L86] port_t p31 ; [L87] char p31_old ; [L88] char p31_new ; [L89] _Bool ep31 ; [L90] port_t p32 ; [L91] char p32_old ; [L92] char p32_new ; [L93] _Bool ep32 ; [L94] char id1 ; [L95] char r1 ; [L96] char st1 ; [L97] char nl1 ; [L98] char m1 ; [L99] char max1 ; [L100] _Bool mode1 ; [L101] char id2 ; [L102] char r2 ; [L103] char st2 ; [L104] char nl2 ; [L105] char m2 ; [L106] char max2 ; [L107] _Bool mode2 ; [L108] char id3 ; [L109] char r3 ; [L110] char st3 ; [L111] char nl3 ; [L112] char m3 ; [L113] char max3 ; [L114] _Bool mode3 ; [L244] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L498] int c1 ; [L499] int i2 ; [L502] c1 = 0 [L503] ep12 = __VERIFIER_nondet__Bool() [L504] ep13 = __VERIFIER_nondet__Bool() [L505] ep21 = __VERIFIER_nondet__Bool() [L506] ep23 = __VERIFIER_nondet__Bool() [L507] ep31 = __VERIFIER_nondet__Bool() [L508] ep32 = __VERIFIER_nondet__Bool() [L509] id1 = __VERIFIER_nondet_char() [L510] r1 = __VERIFIER_nondet_char() [L511] st1 = __VERIFIER_nondet_char() [L512] nl1 = __VERIFIER_nondet_char() [L513] m1 = __VERIFIER_nondet_char() [L514] max1 = __VERIFIER_nondet_char() [L515] mode1 = __VERIFIER_nondet__Bool() [L516] id2 = __VERIFIER_nondet_char() [L517] r2 = __VERIFIER_nondet_char() [L518] st2 = __VERIFIER_nondet_char() [L519] nl2 = __VERIFIER_nondet_char() [L520] m2 = __VERIFIER_nondet_char() [L521] max2 = __VERIFIER_nondet_char() [L522] mode2 = __VERIFIER_nondet__Bool() [L523] id3 = __VERIFIER_nondet_char() [L524] r3 = __VERIFIER_nondet_char() [L525] st3 = __VERIFIER_nondet_char() [L526] nl3 = __VERIFIER_nondet_char() [L527] m3 = __VERIFIER_nondet_char() [L528] max3 = __VERIFIER_nondet_char() [L529] mode3 = __VERIFIER_nondet__Bool() [L247] _Bool r121 ; [L248] _Bool r131 ; [L249] _Bool r211 ; [L250] _Bool r231 ; [L251] _Bool r311 ; [L252] _Bool r321 ; [L253] _Bool r122 ; [L254] int tmp ; [L255] _Bool r132 ; [L256] int tmp___0 ; [L257] _Bool r212 ; [L258] int tmp___1 ; [L259] _Bool r232 ; [L260] int tmp___2 ; [L261] _Bool r312 ; [L262] int tmp___3 ; [L263] _Bool r322 ; [L264] int tmp___4 ; [L265] int tmp___5 ; [L268] r121 = ep12 [L269] r131 = ep13 [L270] r211 = ep21 [L271] r231 = ep23 [L272] r311 = ep31 [L273] r321 = ep32 [L274] COND TRUE \read(r121) [L275] tmp = 1 [L286] r122 = (_Bool )tmp [L287] COND TRUE \read(r131) [L288] tmp___0 = 1 [L299] r132 = (_Bool )tmp___0 [L300] COND TRUE \read(r211) [L301] tmp___1 = 1 [L312] r212 = (_Bool )tmp___1 [L313] COND TRUE \read(r231) [L314] tmp___2 = 1 [L325] r232 = (_Bool )tmp___2 [L326] COND TRUE \read(r311) [L327] tmp___3 = 1 [L338] r312 = (_Bool )tmp___3 [L339] COND TRUE \read(r321) [L340] tmp___4 = 1 [L351] r322 = (_Bool )tmp___4 [L352] COND FALSE !((int )id1 != (int )id2) [L435] tmp___5 = 0 [L437] return (tmp___5); [L530] i2 = init() Loop: [L574] COND TRUE ! arg End of lasso representation. RESULT: Ultimate proved your program to be incorrect! !SESSION 2020-06-22 00:24:53.944 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-06-22 00:25:04.256 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check