NO Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-22 01:39:09,868 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-22 01:39:09,870 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-22 01:39:09,881 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-22 01:39:09,882 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-22 01:39:09,882 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-22 01:39:09,884 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-22 01:39:09,885 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-22 01:39:09,887 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-22 01:39:09,887 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-22 01:39:09,888 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-22 01:39:09,888 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-22 01:39:09,889 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-22 01:39:09,890 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-22 01:39:09,891 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-22 01:39:09,892 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-22 01:39:09,893 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-22 01:39:09,894 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-22 01:39:09,896 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-22 01:39:09,897 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-22 01:39:09,898 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-22 01:39:09,899 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-22 01:39:09,902 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-22 01:39:09,902 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-22 01:39:09,902 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-22 01:39:09,903 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-22 01:39:09,903 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-22 01:39:09,904 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-22 01:39:09,904 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-22 01:39:09,905 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-22 01:39:09,906 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-22 01:39:09,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-22 01:39:09,907 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-22 01:39:09,908 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-22 01:39:09,908 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-22 01:39:09,909 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-22 01:39:09,909 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-22 01:39:09,910 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-22 01:39:09,911 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-22 01:39:09,911 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2020-06-22 01:39:09,925 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-22 01:39:09,925 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-22 01:39:09,926 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-22 01:39:09,927 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-22 01:39:09,927 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-22 01:39:09,927 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-22 01:39:09,927 INFO L133 SettingsManager]: * Use SBE=true [2020-06-22 01:39:09,927 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-22 01:39:09,927 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-22 01:39:09,928 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-22 01:39:09,928 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-22 01:39:09,928 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-22 01:39:09,928 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-22 01:39:09,928 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-22 01:39:09,928 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-22 01:39:09,929 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-22 01:39:09,929 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-22 01:39:09,929 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-22 01:39:09,929 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-22 01:39:09,929 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-22 01:39:09,929 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-22 01:39:09,930 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-22 01:39:09,930 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-22 01:39:09,930 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-22 01:39:09,930 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 01:39:09,930 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-22 01:39:09,930 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-22 01:39:09,930 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-22 01:39:09,931 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-22 01:39:09,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-22 01:39:09,969 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-22 01:39:09,972 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-22 01:39:09,974 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-22 01:39:09,974 INFO L276 PluginConnector]: CDTParser initialized [2020-06-22 01:39:09,975 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 01:39:10,043 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/4e72122d28ce450f8302348f0766cdf0/FLAGfabc9d681 [2020-06-22 01:39:10,426 INFO L307 CDTParser]: Found 1 translation units. [2020-06-22 01:39:10,427 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-22 01:39:10,438 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/4e72122d28ce450f8302348f0766cdf0/FLAGfabc9d681 [2020-06-22 01:39:10,774 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/4e72122d28ce450f8302348f0766cdf0 [2020-06-22 01:39:10,785 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-22 01:39:10,787 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-22 01:39:10,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-22 01:39:10,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-22 01:39:10,791 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-22 01:39:10,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 01:39:10" (1/1) ... [2020-06-22 01:39:10,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37932b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:10, skipping insertion in model container [2020-06-22 01:39:10,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.06 01:39:10" (1/1) ... [2020-06-22 01:39:10,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-22 01:39:10,842 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-22 01:39:11,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 01:39:11,149 INFO L191 MainTranslator]: Completed pre-run [2020-06-22 01:39:11,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-22 01:39:11,233 INFO L195 MainTranslator]: Completed translation [2020-06-22 01:39:11,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11 WrapperNode [2020-06-22 01:39:11,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-22 01:39:11,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-22 01:39:11,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-22 01:39:11,235 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-22 01:39:11,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... [2020-06-22 01:39:11,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... [2020-06-22 01:39:11,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-22 01:39:11,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-22 01:39:11,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-22 01:39:11,295 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-22 01:39:11,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... [2020-06-22 01:39:11,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... [2020-06-22 01:39:11,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... [2020-06-22 01:39:11,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... [2020-06-22 01:39:11,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... [2020-06-22 01:39:11,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... [2020-06-22 01:39:11,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... [2020-06-22 01:39:11,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-22 01:39:11,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-22 01:39:11,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-22 01:39:11,342 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-22 01:39:11,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (1/1) ... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-22 01:39:11,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-22 01:39:11,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-22 01:39:12,033 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-22 01:39:12,033 INFO L286 CfgBuilder]: Removed 20 assue(true) statements. [2020-06-22 01:39:12,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:39:12 BoogieIcfgContainer [2020-06-22 01:39:12,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-22 01:39:12,035 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-22 01:39:12,036 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-22 01:39:12,038 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-22 01:39:12,038 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:39:12" (1/1) ... [2020-06-22 01:39:12,066 INFO L313 BlockEncoder]: Initial Icfg 135 locations, 235 edges [2020-06-22 01:39:12,068 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-22 01:39:12,069 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-22 01:39:12,069 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-22 01:39:12,070 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-22 01:39:12,072 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-22 01:39:12,072 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-22 01:39:12,073 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-22 01:39:12,130 INFO L185 BlockEncoder]: Using Use SBE [2020-06-22 01:39:12,194 INFO L200 BlockEncoder]: SBE split 98 edges [2020-06-22 01:39:12,202 INFO L70 emoveInfeasibleEdges]: Removed 3 edges and 0 locations because of local infeasibility [2020-06-22 01:39:12,204 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 01:39:12,235 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-06-22 01:39:12,238 INFO L70 RemoveSinkStates]: Removed 2 edges and 2 locations by removing sink states [2020-06-22 01:39:12,240 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-22 01:39:12,241 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-22 01:39:12,241 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-22 01:39:12,242 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-22 01:39:12,243 INFO L313 BlockEncoder]: Encoded RCFG 130 locations, 345 edges [2020-06-22 01:39:12,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 01:39:12 BasicIcfg [2020-06-22 01:39:12,243 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-22 01:39:12,244 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-22 01:39:12,244 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-22 01:39:12,248 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-22 01:39:12,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.06 01:39:10" (1/4) ... [2020-06-22 01:39:12,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cc415e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 01:39:12, skipping insertion in model container [2020-06-22 01:39:12,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (2/4) ... [2020-06-22 01:39:12,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cc415e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 01:39:12, skipping insertion in model container [2020-06-22 01:39:12,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:39:12" (3/4) ... [2020-06-22 01:39:12,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cc415e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 01:39:12, skipping insertion in model container [2020-06-22 01:39:12,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 01:39:12" (4/4) ... [2020-06-22 01:39:12,252 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 01:39:12,262 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-22 01:39:12,271 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-22 01:39:12,288 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-22 01:39:12,318 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 01:39:12,318 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-22 01:39:12,319 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-22 01:39:12,319 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 01:39:12,319 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 01:39:12,319 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 01:39:12,319 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-22 01:39:12,319 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 01:39:12,320 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-22 01:39:12,336 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states. [2020-06-22 01:39:12,345 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-22 01:39:12,351 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 130 states. [2020-06-22 01:39:12,423 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 161) no Hoare annotation was computed. [2020-06-22 01:39:12,423 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 466) no Hoare annotation was computed. [2020-06-22 01:39:12,423 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 133) no Hoare annotation was computed. [2020-06-22 01:39:12,424 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 124 151) no Hoare annotation was computed. [2020-06-22 01:39:12,424 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 510) no Hoare annotation was computed. [2020-06-22 01:39:12,424 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 149) no Hoare annotation was computed. [2020-06-22 01:39:12,424 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 415) no Hoare annotation was computed. [2020-06-22 01:39:12,424 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 377) no Hoare annotation was computed. [2020-06-22 01:39:12,424 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 143 149) no Hoare annotation was computed. [2020-06-22 01:39:12,424 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 439) no Hoare annotation was computed. [2020-06-22 01:39:12,424 INFO L448 ceAbstractionStarter]: For program point L226(lines 226 267) no Hoare annotation was computed. [2020-06-22 01:39:12,425 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2020-06-22 01:39:12,425 INFO L451 ceAbstractionStarter]: At program point L226-2(lines 220 270) the Hoare annotation is: true [2020-06-22 01:39:12,425 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 463) no Hoare annotation was computed. [2020-06-22 01:39:12,425 INFO L448 ceAbstractionStarter]: For program point L160-2(line 160) no Hoare annotation was computed. [2020-06-22 01:39:12,425 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-06-22 01:39:12,425 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 325) no Hoare annotation was computed. [2020-06-22 01:39:12,426 INFO L448 ceAbstractionStarter]: For program point L317-1(lines 314 325) no Hoare annotation was computed. [2020-06-22 01:39:12,426 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 192) no Hoare annotation was computed. [2020-06-22 01:39:12,426 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 163) no Hoare annotation was computed. [2020-06-22 01:39:12,426 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 152 163) no Hoare annotation was computed. [2020-06-22 01:39:12,426 INFO L451 ceAbstractionStarter]: At program point L532(lines 479 534) the Hoare annotation is: true [2020-06-22 01:39:12,426 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 212) no Hoare annotation was computed. [2020-06-22 01:39:12,426 INFO L448 ceAbstractionStarter]: For program point L177(lines 177 184) no Hoare annotation was computed. [2020-06-22 01:39:12,427 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 148) no Hoare annotation was computed. [2020-06-22 01:39:12,427 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 175 202) no Hoare annotation was computed. [2020-06-22 01:39:12,427 INFO L448 ceAbstractionStarter]: For program point L400(lines 400 412) no Hoare annotation was computed. [2020-06-22 01:39:12,427 INFO L448 ceAbstractionStarter]: For program point L623(lines 623 634) no Hoare annotation was computed. [2020-06-22 01:39:12,427 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 312) no Hoare annotation was computed. [2020-06-22 01:39:12,427 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 519) no Hoare annotation was computed. [2020-06-22 01:39:12,427 INFO L448 ceAbstractionStarter]: For program point L392(lines 392 436) no Hoare annotation was computed. [2020-06-22 01:39:12,428 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 200) no Hoare annotation was computed. [2020-06-22 01:39:12,428 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 194 200) no Hoare annotation was computed. [2020-06-22 01:39:12,428 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 460) no Hoare annotation was computed. [2020-06-22 01:39:12,428 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 322) no Hoare annotation was computed. [2020-06-22 01:39:12,428 INFO L448 ceAbstractionStarter]: For program point L153(lines 153 157) no Hoare annotation was computed. [2020-06-22 01:39:12,428 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 152 163) no Hoare annotation was computed. [2020-06-22 01:39:12,428 INFO L448 ceAbstractionStarter]: For program point L343(lines 343 351) no Hoare annotation was computed. [2020-06-22 01:39:12,428 INFO L448 ceAbstractionStarter]: For program point L343-1(lines 340 351) no Hoare annotation was computed. [2020-06-22 01:39:12,429 INFO L448 ceAbstractionStarter]: For program point L211(line 211) no Hoare annotation was computed. [2020-06-22 01:39:12,429 INFO L448 ceAbstractionStarter]: For program point L211-2(line 211) no Hoare annotation was computed. [2020-06-22 01:39:12,429 INFO L448 ceAbstractionStarter]: For program point L401(lines 401 409) no Hoare annotation was computed. [2020-06-22 01:39:12,429 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 243) no Hoare annotation was computed. [2020-06-22 01:39:12,429 INFO L451 ceAbstractionStarter]: At program point L492(lines 488 519) the Hoare annotation is: true [2020-06-22 01:39:12,429 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 214) no Hoare annotation was computed. [2020-06-22 01:39:12,429 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 203 214) no Hoare annotation was computed. [2020-06-22 01:39:12,429 INFO L448 ceAbstractionStarter]: For program point L137(lines 137 140) no Hoare annotation was computed. [2020-06-22 01:39:12,430 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 433) no Hoare annotation was computed. [2020-06-22 01:39:12,430 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 338) no Hoare annotation was computed. [2020-06-22 01:39:12,430 INFO L451 ceAbstractionStarter]: At program point L616-2(lines 616 620) the Hoare annotation is: true [2020-06-22 01:39:12,430 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 263) no Hoare annotation was computed. [2020-06-22 01:39:12,430 INFO L448 ceAbstractionStarter]: For program point L228(lines 228 235) no Hoare annotation was computed. [2020-06-22 01:39:12,430 INFO L448 ceAbstractionStarter]: For program point L484(lines 484 531) no Hoare annotation was computed. [2020-06-22 01:39:12,430 INFO L448 ceAbstractionStarter]: For program point L195(lines 195 199) no Hoare annotation was computed. [2020-06-22 01:39:12,431 INFO L448 ceAbstractionStarter]: For program point L228-1(lines 226 253) no Hoare annotation was computed. [2020-06-22 01:39:12,431 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 484 531) no Hoare annotation was computed. [2020-06-22 01:39:12,431 INFO L448 ceAbstractionStarter]: For program point L385(lines 385 457) no Hoare annotation was computed. [2020-06-22 01:39:12,431 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 132) no Hoare annotation was computed. [2020-06-22 01:39:12,431 INFO L451 ceAbstractionStarter]: At program point L476(lines 272 478) the Hoare annotation is: true [2020-06-22 01:39:12,431 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 156) no Hoare annotation was computed. [2020-06-22 01:39:12,431 INFO L448 ceAbstractionStarter]: For program point L344(lines 344 348) no Hoare annotation was computed. [2020-06-22 01:39:12,432 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 251) no Hoare annotation was computed. [2020-06-22 01:39:12,432 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 513) no Hoare annotation was computed. [2020-06-22 01:39:12,432 INFO L448 ceAbstractionStarter]: For program point L245-1(lines 245 251) no Hoare annotation was computed. [2020-06-22 01:39:12,432 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 406) no Hoare annotation was computed. [2020-06-22 01:39:12,432 INFO L448 ceAbstractionStarter]: For program point L369(lines 369 377) no Hoare annotation was computed. [2020-06-22 01:39:12,432 INFO L448 ceAbstractionStarter]: For program point L369-1(lines 366 377) no Hoare annotation was computed. [2020-06-22 01:39:12,432 INFO L448 ceAbstractionStarter]: For program point L204(lines 204 208) no Hoare annotation was computed. [2020-06-22 01:39:12,432 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 203 214) no Hoare annotation was computed. [2020-06-22 01:39:12,433 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 430) no Hoare annotation was computed. [2020-06-22 01:39:12,433 INFO L448 ceAbstractionStarter]: For program point L262(line 262) no Hoare annotation was computed. [2020-06-22 01:39:12,433 INFO L448 ceAbstractionStarter]: For program point L485(lines 485 528) no Hoare annotation was computed. [2020-06-22 01:39:12,433 INFO L448 ceAbstractionStarter]: For program point L262-2(line 262) no Hoare annotation was computed. [2020-06-22 01:39:12,433 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 454) no Hoare annotation was computed. [2020-06-22 01:39:12,433 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 364) no Hoare annotation was computed. [2020-06-22 01:39:12,433 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 265) no Hoare annotation was computed. [2020-06-22 01:39:12,434 INFO L448 ceAbstractionStarter]: For program point L254-1(lines 254 265) no Hoare annotation was computed. [2020-06-22 01:39:12,434 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 191) no Hoare annotation was computed. [2020-06-22 01:39:12,434 INFO L448 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2020-06-22 01:39:12,434 INFO L448 ceAbstractionStarter]: For program point L155-2(line 155) no Hoare annotation was computed. [2020-06-22 01:39:12,434 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 250) no Hoare annotation was computed. [2020-06-22 01:39:12,434 INFO L451 ceAbstractionStarter]: At program point L502(lines 498 513) the Hoare annotation is: true [2020-06-22 01:39:12,434 INFO L448 ceAbstractionStarter]: For program point L180(lines 180 183) no Hoare annotation was computed. [2020-06-22 01:39:12,435 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 374) no Hoare annotation was computed. [2020-06-22 01:39:12,435 INFO L448 ceAbstractionStarter]: For program point L304(lines 304 312) no Hoare annotation was computed. [2020-06-22 01:39:12,435 INFO L448 ceAbstractionStarter]: For program point L304-1(lines 301 312) no Hoare annotation was computed. [2020-06-22 01:39:12,435 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 207) no Hoare annotation was computed. [2020-06-22 01:39:12,435 INFO L448 ceAbstractionStarter]: For program point L395(lines 395 427) no Hoare annotation was computed. [2020-06-22 01:39:12,435 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 525) no Hoare annotation was computed. [2020-06-22 01:39:12,435 INFO L448 ceAbstractionStarter]: For program point L387(lines 387 451) no Hoare annotation was computed. [2020-06-22 01:39:12,435 INFO L448 ceAbstractionStarter]: For program point L255(lines 255 259) no Hoare annotation was computed. [2020-06-22 01:39:12,436 INFO L448 ceAbstractionStarter]: For program point L255-1(lines 254 265) no Hoare annotation was computed. [2020-06-22 01:39:12,436 INFO L448 ceAbstractionStarter]: For program point L379(lines 379 475) no Hoare annotation was computed. [2020-06-22 01:39:12,436 INFO L448 ceAbstractionStarter]: For program point L379-1(lines 379 475) no Hoare annotation was computed. [2020-06-22 01:39:12,436 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 309) no Hoare annotation was computed. [2020-06-22 01:39:12,436 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 242) no Hoare annotation was computed. [2020-06-22 01:39:12,436 INFO L448 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2020-06-22 01:39:12,436 INFO L448 ceAbstractionStarter]: For program point L206-2(line 206) no Hoare annotation was computed. [2020-06-22 01:39:12,436 INFO L448 ceAbstractionStarter]: For program point L396(lines 396 424) no Hoare annotation was computed. [2020-06-22 01:39:12,437 INFO L448 ceAbstractionStarter]: For program point L330(lines 330 338) no Hoare annotation was computed. [2020-06-22 01:39:12,437 INFO L448 ceAbstractionStarter]: For program point L330-1(lines 327 338) no Hoare annotation was computed. [2020-06-22 01:39:12,437 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 234) no Hoare annotation was computed. [2020-06-22 01:39:12,437 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 522) no Hoare annotation was computed. [2020-06-22 01:39:12,437 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 448) no Hoare annotation was computed. [2020-06-22 01:39:12,437 INFO L448 ceAbstractionStarter]: For program point L611(lines 611 622) no Hoare annotation was computed. [2020-06-22 01:39:12,437 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 258) no Hoare annotation was computed. [2020-06-22 01:39:12,438 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 472) no Hoare annotation was computed. [2020-06-22 01:39:12,438 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 165) no Hoare annotation was computed. [2020-06-22 01:39:12,438 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 325) no Hoare annotation was computed. [2020-06-22 01:39:12,438 INFO L451 ceAbstractionStarter]: At program point L124-2(lines 118 168) the Hoare annotation is: true [2020-06-22 01:39:12,438 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 632) no Hoare annotation was computed. [2020-06-22 01:39:12,438 INFO L448 ceAbstractionStarter]: For program point L496(lines 496 516) no Hoare annotation was computed. [2020-06-22 01:39:12,438 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 421) no Hoare annotation was computed. [2020-06-22 01:39:12,438 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 335) no Hoare annotation was computed. [2020-06-22 01:39:12,439 INFO L451 ceAbstractionStarter]: At program point L587-2(lines 587 608) the Hoare annotation is: true [2020-06-22 01:39:12,439 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 519) no Hoare annotation was computed. [2020-06-22 01:39:12,439 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 445) no Hoare annotation was computed. [2020-06-22 01:39:12,439 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 364) no Hoare annotation was computed. [2020-06-22 01:39:12,439 INFO L448 ceAbstractionStarter]: For program point L356-1(lines 353 364) no Hoare annotation was computed. [2020-06-22 01:39:12,439 INFO L448 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2020-06-22 01:39:12,439 INFO L448 ceAbstractionStarter]: For program point L257-2(line 257) no Hoare annotation was computed. [2020-06-22 01:39:12,439 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 469) no Hoare annotation was computed. [2020-06-22 01:39:12,440 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 351) no Hoare annotation was computed. [2020-06-22 01:39:12,440 INFO L451 ceAbstractionStarter]: At program point L497(lines 493 516) the Hoare annotation is: true [2020-06-22 01:39:12,440 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 216) no Hoare annotation was computed. [2020-06-22 01:39:12,440 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 418) no Hoare annotation was computed. [2020-06-22 01:39:12,440 INFO L451 ceAbstractionStarter]: At program point L175-2(lines 169 219) the Hoare annotation is: true [2020-06-22 01:39:12,440 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 141) no Hoare annotation was computed. [2020-06-22 01:39:12,440 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 442) no Hoare annotation was computed. [2020-06-22 01:39:12,440 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 361) no Hoare annotation was computed. [2020-06-22 01:39:12,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 01:39:12 BasicIcfg [2020-06-22 01:39:12,450 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-22 01:39:12,451 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-22 01:39:12,451 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-22 01:39:12,454 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-22 01:39:12,455 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 01:39:12,455 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.06 01:39:10" (1/5) ... [2020-06-22 01:39:12,456 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@521ff11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 01:39:12, skipping insertion in model container [2020-06-22 01:39:12,456 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 01:39:12,456 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.06 01:39:11" (2/5) ... [2020-06-22 01:39:12,457 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@521ff11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.06 01:39:12, skipping insertion in model container [2020-06-22 01:39:12,457 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 01:39:12,457 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:39:12" (3/5) ... [2020-06-22 01:39:12,457 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@521ff11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 01:39:12, skipping insertion in model container [2020-06-22 01:39:12,457 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 01:39:12,457 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 22.06 01:39:12" (4/5) ... [2020-06-22 01:39:12,458 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@521ff11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 01:39:12, skipping insertion in model container [2020-06-22 01:39:12,458 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-22 01:39:12,458 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 01:39:12" (5/5) ... [2020-06-22 01:39:12,459 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-22 01:39:12,485 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-22 01:39:12,485 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-22 01:39:12,485 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-22 01:39:12,487 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-22 01:39:12,487 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-22 01:39:12,487 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-22 01:39:12,487 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-22 01:39:12,487 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-22 01:39:12,487 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-22 01:39:12,493 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 130 states. [2020-06-22 01:39:12,521 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78 [2020-06-22 01:39:12,522 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 01:39:12,522 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 01:39:12,530 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 01:39:12,530 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 01:39:12,530 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2020-06-22 01:39:12,530 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 130 states. [2020-06-22 01:39:12,538 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78 [2020-06-22 01:39:12,538 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 01:39:12,538 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 01:39:12,539 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 01:39:12,539 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 01:39:12,545 INFO L794 eck$LassoCheckResult]: Stem: 91#ULTIMATE.startENTRYtrue [1211] ULTIMATE.startENTRY-->L301: 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, ULTIMATE.start_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_4|, ~newmax3~0=v_~newmax3~0_10, ~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~nondet35=|v_ULTIMATE.start_main_#t~nondet35_6|, 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~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ~newmax1~0=v_~newmax1~0_10, 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_29, 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, ~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, ~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_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_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, ~newmax2~0=v_~newmax2~0_10, 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, ULTIMATE.start_main_#t~post38=|v_ULTIMATE.start_main_#t~post38_4|, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ULTIMATE.start_main_#t~ret37=|v_ULTIMATE.start_main_#t~ret37_4|, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ~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, ULTIMATE.start_main_#t~ret36, ~newmax3~0, ~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~nondet35, 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~nondet34, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ~newmax1~0, 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, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ~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_main_#t~nondet33, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ~newmax2~0, 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, ULTIMATE.start_main_#t~post38, ~max1~0, ~mode1~0, ULTIMATE.start_main_#t~ret37, ~p13_old~0, ~st2~0, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 45#L301true [996] L301-->L304-1: 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] 26#L304-1true [1001] L304-1-->L314: 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] 80#L314true [1005] L314-->L317-1: 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] 58#L317-1true [1010] L317-1-->L327: 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] 110#L327true [1014] L327-->L330-1: 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] 89#L330-1true [1019] L330-1-->L340: 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] 8#L340true [1023] L340-->L343-1: 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] 7#L343-1true [1028] L343-1-->L353: 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] 53#L353true [1032] L353-->L356-1: 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] 28#L356-1true [1037] L356-1-->L366: 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] 84#L366true [1041] L366-->L369-1: 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] 79#L369-1true [1046] L369-1-->L379: 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] 130#L379true [872] L379-->L379-1: Formula: (and (= v_~id1~0_10 v_~id2~0_10) (= v_ULTIMATE.start_init_~tmp___5~0_27 0)) 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_27} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 132#L379-1true [875] L379-1-->L476: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_28) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 94#L476true [1055] L476-->L616-2: 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_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_2|, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret36, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 113#L616-2true [2020-06-22 01:39:12,546 INFO L796 eck$LassoCheckResult]: Loop: 113#L616-2true [842] L616-2-->L616-2: 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[] 113#L616-2true [2020-06-22 01:39:12,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:12,552 INFO L82 PathProgramCache]: Analyzing trace with hash -6824604, now seen corresponding path program 1 times [2020-06-22 01:39:12,554 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:12,554 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:12,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:12,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 01:39:12,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 01:39:12,703 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 01:39:12,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 01:39:12,706 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-06-22 01:39:12,711 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 01:39:12,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:12,711 INFO L82 PathProgramCache]: Analyzing trace with hash 873, now seen corresponding path program 1 times [2020-06-22 01:39:12,711 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:12,712 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:12,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:12,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 01:39:12,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:12,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 01:39:12,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 01:39:12,774 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 4 states. [2020-06-22 01:39:13,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 01:39:13,935 INFO L93 Difference]: Finished difference Result 500 states and 1308 transitions. [2020-06-22 01:39:13,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 01:39:13,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 500 states and 1308 transitions. [2020-06-22 01:39:13,953 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 312 [2020-06-22 01:39:13,967 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 500 states to 500 states and 1308 transitions. [2020-06-22 01:39:13,969 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 500 [2020-06-22 01:39:13,971 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 500 [2020-06-22 01:39:13,971 INFO L73 IsDeterministic]: Start isDeterministic. Operand 500 states and 1308 transitions. [2020-06-22 01:39:13,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 01:39:13,977 INFO L706 BuchiCegarLoop]: Abstraction has 500 states and 1308 transitions. [2020-06-22 01:39:13,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states and 1308 transitions. [2020-06-22 01:39:14,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 132. [2020-06-22 01:39:14,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-06-22 01:39:14,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 344 transitions. [2020-06-22 01:39:14,024 INFO L729 BuchiCegarLoop]: Abstraction has 132 states and 344 transitions. [2020-06-22 01:39:14,024 INFO L609 BuchiCegarLoop]: Abstraction has 132 states and 344 transitions. [2020-06-22 01:39:14,024 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2020-06-22 01:39:14,024 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 132 states and 344 transitions. [2020-06-22 01:39:14,026 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78 [2020-06-22 01:39:14,026 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 01:39:14,026 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 01:39:14,027 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 01:39:14,027 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 01:39:14,028 INFO L794 eck$LassoCheckResult]: Stem: 761#ULTIMATE.startENTRY [1211] ULTIMATE.startENTRY-->L301: 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, ULTIMATE.start_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_4|, ~newmax3~0=v_~newmax3~0_10, ~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~nondet35=|v_ULTIMATE.start_main_#t~nondet35_6|, 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~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ~newmax1~0=v_~newmax1~0_10, 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_29, 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, ~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, ~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_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_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, ~newmax2~0=v_~newmax2~0_10, 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, ULTIMATE.start_main_#t~post38=|v_ULTIMATE.start_main_#t~post38_4|, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ULTIMATE.start_main_#t~ret37=|v_ULTIMATE.start_main_#t~ret37_4|, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ~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, ULTIMATE.start_main_#t~ret36, ~newmax3~0, ~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~nondet35, 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~nondet34, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ~newmax1~0, 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, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ~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_main_#t~nondet33, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ~newmax2~0, 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, ULTIMATE.start_main_#t~post38, ~max1~0, ~mode1~0, ULTIMATE.start_main_#t~ret37, ~p13_old~0, ~st2~0, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 725#L301 [996] L301-->L304-1: 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] 695#L304-1 [1001] L304-1-->L314: 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] 696#L314 [1005] L314-->L317-1: 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] 660#L317-1 [1008] L317-1-->L327: 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] 739#L327 [1014] L327-->L330-1: 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] 736#L330-1 [1019] L330-1-->L340: 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] 654#L340 [1023] L340-->L343-1: 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] 652#L343-1 [1028] L343-1-->L353: 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] 653#L353 [1032] L353-->L356-1: 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] 699#L356-1 [1037] L356-1-->L366: 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] 700#L366 [1041] L366-->L369-1: 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] 685#L369-1 [1046] L369-1-->L379: 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] 755#L379 [872] L379-->L379-1: Formula: (and (= v_~id1~0_10 v_~id2~0_10) (= v_ULTIMATE.start_init_~tmp___5~0_27 0)) 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_27} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 646#L379-1 [875] L379-1-->L476: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_28) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 762#L476 [1055] L476-->L616-2: 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_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_2|, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret36, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 763#L616-2 [2020-06-22 01:39:14,029 INFO L796 eck$LassoCheckResult]: Loop: 763#L616-2 [842] L616-2-->L616-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 763#L616-2 [2020-06-22 01:39:14,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:14,029 INFO L82 PathProgramCache]: Analyzing trace with hash -264990042, now seen corresponding path program 1 times [2020-06-22 01:39:14,029 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:14,029 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:14,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:14,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 01:39:14,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 01:39:14,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 01:39:14,085 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 01:39:14,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-06-22 01:39:14,086 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 01:39:14,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:14,086 INFO L82 PathProgramCache]: Analyzing trace with hash 873, now seen corresponding path program 2 times [2020-06-22 01:39:14,086 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:14,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:14,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:14,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 01:39:14,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:14,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 01:39:14,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 01:39:14,101 INFO L87 Difference]: Start difference. First operand 132 states and 344 transitions. cyclomatic complexity: 214 Second operand 4 states. [2020-06-22 01:39:14,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 01:39:14,860 INFO L93 Difference]: Finished difference Result 494 states and 1288 transitions. [2020-06-22 01:39:14,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 01:39:14,861 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 494 states and 1288 transitions. [2020-06-22 01:39:14,868 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 312 [2020-06-22 01:39:14,888 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 494 states to 494 states and 1288 transitions. [2020-06-22 01:39:14,888 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2020-06-22 01:39:14,890 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 494 [2020-06-22 01:39:14,890 INFO L73 IsDeterministic]: Start isDeterministic. Operand 494 states and 1288 transitions. [2020-06-22 01:39:14,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 01:39:14,892 INFO L706 BuchiCegarLoop]: Abstraction has 494 states and 1288 transitions. [2020-06-22 01:39:14,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states and 1288 transitions. [2020-06-22 01:39:14,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 133. [2020-06-22 01:39:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-06-22 01:39:14,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 346 transitions. [2020-06-22 01:39:14,905 INFO L729 BuchiCegarLoop]: Abstraction has 133 states and 346 transitions. [2020-06-22 01:39:14,905 INFO L609 BuchiCegarLoop]: Abstraction has 133 states and 346 transitions. [2020-06-22 01:39:14,905 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2020-06-22 01:39:14,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 133 states and 346 transitions. [2020-06-22 01:39:14,906 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78 [2020-06-22 01:39:14,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 01:39:14,906 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 01:39:14,907 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 01:39:14,907 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 01:39:14,908 INFO L794 eck$LassoCheckResult]: Stem: 1397#ULTIMATE.startENTRY [1211] ULTIMATE.startENTRY-->L301: 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, ULTIMATE.start_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_4|, ~newmax3~0=v_~newmax3~0_10, ~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~nondet35=|v_ULTIMATE.start_main_#t~nondet35_6|, 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~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ~newmax1~0=v_~newmax1~0_10, 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_29, 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, ~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, ~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_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_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, ~newmax2~0=v_~newmax2~0_10, 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, ULTIMATE.start_main_#t~post38=|v_ULTIMATE.start_main_#t~post38_4|, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ULTIMATE.start_main_#t~ret37=|v_ULTIMATE.start_main_#t~ret37_4|, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ~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, ULTIMATE.start_main_#t~ret36, ~newmax3~0, ~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~nondet35, 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~nondet34, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ~newmax1~0, 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, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ~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_main_#t~nondet33, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ~newmax2~0, 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, ULTIMATE.start_main_#t~post38, ~max1~0, ~mode1~0, ULTIMATE.start_main_#t~ret37, ~p13_old~0, ~st2~0, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 1360#L301 [996] L301-->L304-1: 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] 1330#L304-1 [1001] L304-1-->L314: 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] 1331#L314 [1005] L314-->L317-1: 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] 1295#L317-1 [1008] L317-1-->L327: 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] 1375#L327 [1014] L327-->L330-1: 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] 1372#L330-1 [1018] L330-1-->L340: 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] 1292#L340 [1023] L340-->L343-1: 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] 1287#L343-1 [1028] L343-1-->L353: 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] 1288#L353 [1032] L353-->L356-1: 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] 1334#L356-1 [1037] L356-1-->L366: 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] 1337#L366 [1041] L366-->L369-1: 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] 1321#L369-1 [1046] L369-1-->L379: 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] 1391#L379 [872] L379-->L379-1: Formula: (and (= v_~id1~0_10 v_~id2~0_10) (= v_ULTIMATE.start_init_~tmp___5~0_27 0)) 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_27} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 1281#L379-1 [875] L379-1-->L476: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_28) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 1398#L476 [1055] L476-->L616-2: 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_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_2|, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret36, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 1399#L616-2 [2020-06-22 01:39:14,908 INFO L796 eck$LassoCheckResult]: Loop: 1399#L616-2 [842] L616-2-->L616-2: 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[] 1399#L616-2 [2020-06-22 01:39:14,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:14,909 INFO L82 PathProgramCache]: Analyzing trace with hash -68476537, now seen corresponding path program 1 times [2020-06-22 01:39:14,909 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:14,909 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:14,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:14,911 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 01:39:14,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 01:39:14,950 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 01:39:14,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 01:39:14,951 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-06-22 01:39:14,951 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 01:39:14,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:14,951 INFO L82 PathProgramCache]: Analyzing trace with hash 873, now seen corresponding path program 3 times [2020-06-22 01:39:14,951 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:14,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:14,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:14,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 01:39:14,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:14,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 01:39:14,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 01:39:14,967 INFO L87 Difference]: Start difference. First operand 133 states and 346 transitions. cyclomatic complexity: 215 Second operand 4 states. [2020-06-22 01:39:15,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 01:39:15,744 INFO L93 Difference]: Finished difference Result 488 states and 1266 transitions. [2020-06-22 01:39:15,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 01:39:15,744 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 488 states and 1266 transitions. [2020-06-22 01:39:15,749 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 312 [2020-06-22 01:39:15,753 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 488 states to 488 states and 1266 transitions. [2020-06-22 01:39:15,754 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 488 [2020-06-22 01:39:15,754 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 488 [2020-06-22 01:39:15,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 488 states and 1266 transitions. [2020-06-22 01:39:15,756 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 01:39:15,756 INFO L706 BuchiCegarLoop]: Abstraction has 488 states and 1266 transitions. [2020-06-22 01:39:15,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states and 1266 transitions. [2020-06-22 01:39:15,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 134. [2020-06-22 01:39:15,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-06-22 01:39:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 347 transitions. [2020-06-22 01:39:15,764 INFO L729 BuchiCegarLoop]: Abstraction has 134 states and 347 transitions. [2020-06-22 01:39:15,764 INFO L609 BuchiCegarLoop]: Abstraction has 134 states and 347 transitions. [2020-06-22 01:39:15,764 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2020-06-22 01:39:15,764 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 134 states and 347 transitions. [2020-06-22 01:39:15,766 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78 [2020-06-22 01:39:15,766 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 01:39:15,766 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 01:39:15,767 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 01:39:15,767 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 01:39:15,768 INFO L794 eck$LassoCheckResult]: Stem: 2028#ULTIMATE.startENTRY [1211] ULTIMATE.startENTRY-->L301: 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, ULTIMATE.start_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_4|, ~newmax3~0=v_~newmax3~0_10, ~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~nondet35=|v_ULTIMATE.start_main_#t~nondet35_6|, 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~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ~newmax1~0=v_~newmax1~0_10, 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_29, 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, ~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, ~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_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_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, ~newmax2~0=v_~newmax2~0_10, 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, ULTIMATE.start_main_#t~post38=|v_ULTIMATE.start_main_#t~post38_4|, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ULTIMATE.start_main_#t~ret37=|v_ULTIMATE.start_main_#t~ret37_4|, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ~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, ULTIMATE.start_main_#t~ret36, ~newmax3~0, ~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~nondet35, 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~nondet34, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ~newmax1~0, 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, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ~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_main_#t~nondet33, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ~newmax2~0, 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, ULTIMATE.start_main_#t~post38, ~max1~0, ~mode1~0, ULTIMATE.start_main_#t~ret37, ~p13_old~0, ~st2~0, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 1991#L301 [996] L301-->L304-1: 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] 1961#L304-1 [1001] L304-1-->L314: 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] 1962#L314 [1005] L314-->L317-1: 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] 1926#L317-1 [1008] L317-1-->L327: 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] 2006#L327 [1014] L327-->L330-1: 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] 2003#L330-1 [1018] L330-1-->L340: 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] 1920#L340 [1023] L340-->L343-1: 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] 1918#L343-1 [1026] L343-1-->L353: 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] 1919#L353 [1032] L353-->L356-1: 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] 1965#L356-1 [1037] L356-1-->L366: 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] 1966#L366 [1041] L366-->L369-1: 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] 1951#L369-1 [1046] L369-1-->L379: 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] 2022#L379 [872] L379-->L379-1: Formula: (and (= v_~id1~0_10 v_~id2~0_10) (= v_ULTIMATE.start_init_~tmp___5~0_27 0)) 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_27} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 1911#L379-1 [875] L379-1-->L476: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_28) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 2029#L476 [1055] L476-->L616-2: 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_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_2|, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret36, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 2030#L616-2 [2020-06-22 01:39:15,768 INFO L796 eck$LassoCheckResult]: Loop: 2030#L616-2 [842] L616-2-->L616-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 2030#L616-2 [2020-06-22 01:39:15,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:15,768 INFO L82 PathProgramCache]: Analyzing trace with hash 740870089, now seen corresponding path program 1 times [2020-06-22 01:39:15,768 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:15,768 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:15,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:15,770 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 01:39:15,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 01:39:15,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-06-22 01:39:15,807 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 01:39:15,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-06-22 01:39:15,807 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 01:39:15,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:15,808 INFO L82 PathProgramCache]: Analyzing trace with hash 873, now seen corresponding path program 4 times [2020-06-22 01:39:15,808 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:15,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:15,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:15,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 01:39:15,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:15,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 01:39:15,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 01:39:15,822 INFO L87 Difference]: Start difference. First operand 134 states and 347 transitions. cyclomatic complexity: 215 Second operand 4 states. [2020-06-22 01:39:16,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 01:39:16,524 INFO L93 Difference]: Finished difference Result 482 states and 1244 transitions. [2020-06-22 01:39:16,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 01:39:16,524 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 482 states and 1244 transitions. [2020-06-22 01:39:16,529 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 312 [2020-06-22 01:39:16,533 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 482 states to 482 states and 1244 transitions. [2020-06-22 01:39:16,534 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 482 [2020-06-22 01:39:16,534 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2020-06-22 01:39:16,534 INFO L73 IsDeterministic]: Start isDeterministic. Operand 482 states and 1244 transitions. [2020-06-22 01:39:16,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 01:39:16,536 INFO L706 BuchiCegarLoop]: Abstraction has 482 states and 1244 transitions. [2020-06-22 01:39:16,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states and 1244 transitions. [2020-06-22 01:39:16,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 135. [2020-06-22 01:39:16,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-06-22 01:39:16,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 348 transitions. [2020-06-22 01:39:16,543 INFO L729 BuchiCegarLoop]: Abstraction has 135 states and 348 transitions. [2020-06-22 01:39:16,543 INFO L609 BuchiCegarLoop]: Abstraction has 135 states and 348 transitions. [2020-06-22 01:39:16,543 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2020-06-22 01:39:16,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 135 states and 348 transitions. [2020-06-22 01:39:16,544 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78 [2020-06-22 01:39:16,544 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 01:39:16,544 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 01:39:16,545 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 01:39:16,545 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 01:39:16,546 INFO L794 eck$LassoCheckResult]: Stem: 2654#ULTIMATE.startENTRY [1211] ULTIMATE.startENTRY-->L301: 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, ULTIMATE.start_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_4|, ~newmax3~0=v_~newmax3~0_10, ~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~nondet35=|v_ULTIMATE.start_main_#t~nondet35_6|, 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~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ~newmax1~0=v_~newmax1~0_10, 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_29, 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, ~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, ~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_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_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, ~newmax2~0=v_~newmax2~0_10, 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, ULTIMATE.start_main_#t~post38=|v_ULTIMATE.start_main_#t~post38_4|, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ULTIMATE.start_main_#t~ret37=|v_ULTIMATE.start_main_#t~ret37_4|, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ~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, ULTIMATE.start_main_#t~ret36, ~newmax3~0, ~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~nondet35, 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~nondet34, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ~newmax1~0, 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, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ~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_main_#t~nondet33, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ~newmax2~0, 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, ULTIMATE.start_main_#t~post38, ~max1~0, ~mode1~0, ULTIMATE.start_main_#t~ret37, ~p13_old~0, ~st2~0, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 2617#L301 [996] L301-->L304-1: 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] 2586#L304-1 [1001] L304-1-->L314: 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] 2587#L314 [1005] L314-->L317-1: 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] 2551#L317-1 [1008] L317-1-->L327: 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] 2632#L327 [1014] L327-->L330-1: 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] 2629#L330-1 [1018] L330-1-->L340: 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] 2545#L340 [1023] L340-->L343-1: 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] 2543#L343-1 [1026] L343-1-->L353: 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] 2544#L353 [1032] L353-->L356-1: 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] 2591#L356-1 [1035] L356-1-->L366: 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] 2592#L366 [1041] L366-->L369-1: 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] 2576#L369-1 [1046] L369-1-->L379: 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] 2648#L379 [872] L379-->L379-1: Formula: (and (= v_~id1~0_10 v_~id2~0_10) (= v_ULTIMATE.start_init_~tmp___5~0_27 0)) 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_27} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 2536#L379-1 [875] L379-1-->L476: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_28) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 2655#L476 [1055] L476-->L616-2: 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_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_2|, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret36, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 2656#L616-2 [2020-06-22 01:39:16,546 INFO L796 eck$LassoCheckResult]: Loop: 2656#L616-2 [842] L616-2-->L616-2: 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[] 2656#L616-2 [2020-06-22 01:39:16,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:16,547 INFO L82 PathProgramCache]: Analyzing trace with hash 683611787, now seen corresponding path program 1 times [2020-06-22 01:39:16,547 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:16,547 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:16,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:16,549 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 01:39:16,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-06-22 01:39:16,585 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 01:39:16,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-06-22 01:39:16,586 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-06-22 01:39:16,586 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-06-22 01:39:16,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:16,586 INFO L82 PathProgramCache]: Analyzing trace with hash 873, now seen corresponding path program 5 times [2020-06-22 01:39:16,586 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:16,586 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:16,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:16,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 01:39:16,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:16,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-06-22 01:39:16,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-06-22 01:39:16,598 INFO L87 Difference]: Start difference. First operand 135 states and 348 transitions. cyclomatic complexity: 215 Second operand 4 states. [2020-06-22 01:39:17,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-06-22 01:39:17,302 INFO L93 Difference]: Finished difference Result 295 states and 748 transitions. [2020-06-22 01:39:17,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-06-22 01:39:17,302 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 295 states and 748 transitions. [2020-06-22 01:39:17,305 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 234 [2020-06-22 01:39:17,307 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 295 states to 295 states and 748 transitions. [2020-06-22 01:39:17,307 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 295 [2020-06-22 01:39:17,308 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 295 [2020-06-22 01:39:17,308 INFO L73 IsDeterministic]: Start isDeterministic. Operand 295 states and 748 transitions. [2020-06-22 01:39:17,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-06-22 01:39:17,309 INFO L706 BuchiCegarLoop]: Abstraction has 295 states and 748 transitions. [2020-06-22 01:39:17,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states and 748 transitions. [2020-06-22 01:39:17,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 137. [2020-06-22 01:39:17,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-06-22 01:39:17,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 350 transitions. [2020-06-22 01:39:17,314 INFO L729 BuchiCegarLoop]: Abstraction has 137 states and 350 transitions. [2020-06-22 01:39:17,314 INFO L609 BuchiCegarLoop]: Abstraction has 137 states and 350 transitions. [2020-06-22 01:39:17,314 INFO L442 BuchiCegarLoop]: ======== Iteration 6============ [2020-06-22 01:39:17,314 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 137 states and 350 transitions. [2020-06-22 01:39:17,315 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78 [2020-06-22 01:39:17,315 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-06-22 01:39:17,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-06-22 01:39:17,316 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 01:39:17,316 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-06-22 01:39:17,317 INFO L794 eck$LassoCheckResult]: Stem: 3094#ULTIMATE.startENTRY [1211] ULTIMATE.startENTRY-->L301: 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, ULTIMATE.start_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_4|, ~newmax3~0=v_~newmax3~0_10, ~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~nondet35=|v_ULTIMATE.start_main_#t~nondet35_6|, 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~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ~newmax1~0=v_~newmax1~0_10, 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_29, 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, ~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, ~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_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_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, ~newmax2~0=v_~newmax2~0_10, 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, ULTIMATE.start_main_#t~post38=|v_ULTIMATE.start_main_#t~post38_4|, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ULTIMATE.start_main_#t~ret37=|v_ULTIMATE.start_main_#t~ret37_4|, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ~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, ULTIMATE.start_main_#t~ret36, ~newmax3~0, ~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~nondet35, 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~nondet34, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ~newmax1~0, 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, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ~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_main_#t~nondet33, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ~newmax2~0, 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, ULTIMATE.start_main_#t~post38, ~max1~0, ~mode1~0, ULTIMATE.start_main_#t~ret37, ~p13_old~0, ~st2~0, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 3056#L301 [996] L301-->L304-1: 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] 3025#L304-1 [1001] L304-1-->L314: 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] 3026#L314 [1005] L314-->L317-1: 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] 2990#L317-1 [1008] L317-1-->L327: 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] 3071#L327 [1014] L327-->L330-1: 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] 3068#L330-1 [1018] L330-1-->L340: 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] 2984#L340 [1023] L340-->L343-1: 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] 2982#L343-1 [1026] L343-1-->L353: 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] 2983#L353 [1032] L353-->L356-1: 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] 3030#L356-1 [1035] L356-1-->L366: 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] 3031#L366 [1041] L366-->L369-1: 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] 3015#L369-1 [1046] L369-1-->L379: 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] 3088#L379 [872] L379-->L379-1: Formula: (and (= v_~id1~0_10 v_~id2~0_10) (= v_ULTIMATE.start_init_~tmp___5~0_27 0)) 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_27} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 2975#L379-1 [875] L379-1-->L476: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_28) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 3095#L476 [1053] L476-->L616-2: 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_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_2|, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret36, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 3096#L616-2 [2020-06-22 01:39:17,317 INFO L796 eck$LassoCheckResult]: Loop: 3096#L616-2 [842] L616-2-->L616-2: 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[] 3096#L616-2 [2020-06-22 01:39:17,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:17,318 INFO L82 PathProgramCache]: Analyzing trace with hash 683611785, now seen corresponding path program 1 times [2020-06-22 01:39:17,318 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:17,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:17,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:17,320 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 01:39:17,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:17,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:17,362 INFO L82 PathProgramCache]: Analyzing trace with hash 873, now seen corresponding path program 6 times [2020-06-22 01:39:17,362 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:17,362 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:17,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:17,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-06-22 01:39:17,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:17,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-06-22 01:39:17,369 INFO L82 PathProgramCache]: Analyzing trace with hash -282870303, now seen corresponding path program 1 times [2020-06-22 01:39:17,370 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2020-06-22 01:39:17,370 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2020-06-22 01:39:17,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:17,371 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2020-06-22 01:39:17,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2020-06-22 01:39:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-06-22 01:39:17,843 WARN L188 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2020-06-22 01:39:18,000 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-06-22 01:39:18,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.06 01:39:18 BasicIcfg [2020-06-22 01:39:18,052 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-22 01:39:18,053 INFO L168 Benchmark]: Toolchain (without parser) took 7266.93 ms. Allocated memory was 649.6 MB in the beginning and 847.8 MB in the end (delta: 198.2 MB). Free memory was 562.9 MB in the beginning and 669.2 MB in the end (delta: -106.3 MB). Peak memory consumption was 314.5 MB. Max. memory is 50.3 GB. [2020-06-22 01:39:18,054 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.8 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-22 01:39:18,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 446.38 ms. Allocated memory was 649.6 MB in the beginning and 687.3 MB in the end (delta: 37.7 MB). Free memory was 562.9 MB in the beginning and 641.1 MB in the end (delta: -78.2 MB). Peak memory consumption was 30.7 MB. Max. memory is 50.3 GB. [2020-06-22 01:39:18,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.11 ms. Allocated memory is still 687.3 MB. Free memory was 641.1 MB in the beginning and 637.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. [2020-06-22 01:39:18,055 INFO L168 Benchmark]: Boogie Preprocessor took 46.17 ms. Allocated memory is still 687.3 MB. Free memory was 637.1 MB in the beginning and 634.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 50.3 GB. [2020-06-22 01:39:18,056 INFO L168 Benchmark]: RCFGBuilder took 693.47 ms. Allocated memory is still 687.3 MB. Free memory was 633.0 MB in the beginning and 572.9 MB in the end (delta: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 50.3 GB. [2020-06-22 01:39:18,056 INFO L168 Benchmark]: BlockEncodingV2 took 208.06 ms. Allocated memory is still 687.3 MB. Free memory was 572.9 MB in the beginning and 543.2 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 50.3 GB. [2020-06-22 01:39:18,057 INFO L168 Benchmark]: TraceAbstraction took 206.21 ms. Allocated memory is still 687.3 MB. Free memory was 543.2 MB in the beginning and 522.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. [2020-06-22 01:39:18,058 INFO L168 Benchmark]: BuchiAutomizer took 5601.46 ms. Allocated memory was 687.3 MB in the beginning and 847.8 MB in the end (delta: 160.4 MB). Free memory was 522.9 MB in the beginning and 669.2 MB in the end (delta: -146.3 MB). Peak memory consumption was 236.7 MB. Max. memory is 50.3 GB. [2020-06-22 01:39:18,062 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 135 locations, 235 edges - StatisticsResult: Encoded RCFG 130 locations, 345 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.8 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 446.38 ms. Allocated memory was 649.6 MB in the beginning and 687.3 MB in the end (delta: 37.7 MB). Free memory was 562.9 MB in the beginning and 641.1 MB in the end (delta: -78.2 MB). Peak memory consumption was 30.7 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 60.11 ms. Allocated memory is still 687.3 MB. Free memory was 641.1 MB in the beginning and 637.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 46.17 ms. Allocated memory is still 687.3 MB. Free memory was 637.1 MB in the beginning and 634.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 50.3 GB. * RCFGBuilder took 693.47 ms. Allocated memory is still 687.3 MB. Free memory was 633.0 MB in the beginning and 572.9 MB in the end (delta: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 208.06 ms. Allocated memory is still 687.3 MB. Free memory was 572.9 MB in the beginning and 543.2 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 50.3 GB. * TraceAbstraction took 206.21 ms. Allocated memory is still 687.3 MB. Free memory was 543.2 MB in the beginning and 522.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 5601.46 ms. Allocated memory was 687.3 MB in the beginning and 847.8 MB in the end (delta: 160.4 MB). Free memory was 522.9 MB in the beginning and 669.2 MB in the end (delta: -146.3 MB). Peak memory consumption was 236.7 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: 479]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 130 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=130occurred 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 137 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.5s and 6 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 3.0s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 0. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 1588 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 137 states and ocurred in iteration 5. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 544 SDtfs, 5523 SDslu, 3286 SDs, 0 SdLazy, 3456 SolverSat, 103 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s 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: 616]: 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@4001c4ef=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@343356ce=0, newmax2=0, ep32=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b20cb65=0, ep13=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e60534a=0, tmp___5=0, id3=0, r2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11a300b2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5ddad93b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@100b1c1a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3340c6a5=0, tmp___1=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7d285a9e=0, mode3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5303f6d3=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@5f6a4baa=0, \result=0, r321=-1, p32=0, p13=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ceabbd6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b66a359=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45c21f08=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3beb7028=0, newmax1=0, mode2=0, ep12=1, r3=0, ep31=1, tmp___2=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@12f65888=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c945de4=0, 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@40bc5a06=0, r231=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6c6abb58=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@65c590f7=0, c1=0, p21_new=0, r212=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e3d3cde=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6ed0034e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4956f028=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6edd9e75=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c9385c2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@759a5773=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c11331f=0, r322=1, p12=0, p31=0, p13_old=0, p23_old=0, mode1=0, tmp___3=1, id1=5, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2f14bdd7=0, r311=1, r122=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2844ba69=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@7de134fd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6298c082=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@456cd09e=0, p13_new=0, r131=-1, \old(arg)=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4cc92438=0, newmax3=0, tmp___4=1, tmp___0=1, r312=1, st1=0, max3=0, m2=0, nomsg=-1} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 616]: 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] _Bool newmax1 ; [L102] char id2 ; [L103] char r2 ; [L104] char st2 ; [L105] char nl2 ; [L106] char m2 ; [L107] char max2 ; [L108] _Bool mode2 ; [L109] _Bool newmax2 ; [L110] char id3 ; [L111] char r3 ; [L112] char st3 ; [L113] char nl3 ; [L114] char m3 ; [L115] char max3 ; [L116] _Bool mode3 ; [L117] _Bool newmax3 ; [L271] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L537] int c1 ; [L538] int i2 ; [L541] c1 = 0 [L542] ep12 = __VERIFIER_nondet__Bool() [L543] ep13 = __VERIFIER_nondet__Bool() [L544] ep21 = __VERIFIER_nondet__Bool() [L545] ep23 = __VERIFIER_nondet__Bool() [L546] ep31 = __VERIFIER_nondet__Bool() [L547] ep32 = __VERIFIER_nondet__Bool() [L548] id1 = __VERIFIER_nondet_char() [L549] r1 = __VERIFIER_nondet_char() [L550] st1 = __VERIFIER_nondet_char() [L551] nl1 = __VERIFIER_nondet_char() [L552] m1 = __VERIFIER_nondet_char() [L553] max1 = __VERIFIER_nondet_char() [L554] mode1 = __VERIFIER_nondet__Bool() [L555] newmax1 = __VERIFIER_nondet__Bool() [L556] id2 = __VERIFIER_nondet_char() [L557] r2 = __VERIFIER_nondet_char() [L558] st2 = __VERIFIER_nondet_char() [L559] nl2 = __VERIFIER_nondet_char() [L560] m2 = __VERIFIER_nondet_char() [L561] max2 = __VERIFIER_nondet_char() [L562] mode2 = __VERIFIER_nondet__Bool() [L563] newmax2 = __VERIFIER_nondet__Bool() [L564] id3 = __VERIFIER_nondet_char() [L565] r3 = __VERIFIER_nondet_char() [L566] st3 = __VERIFIER_nondet_char() [L567] nl3 = __VERIFIER_nondet_char() [L568] m3 = __VERIFIER_nondet_char() [L569] max3 = __VERIFIER_nondet_char() [L570] mode3 = __VERIFIER_nondet__Bool() [L571] newmax3 = __VERIFIER_nondet__Bool() [L274] _Bool r121 ; [L275] _Bool r131 ; [L276] _Bool r211 ; [L277] _Bool r231 ; [L278] _Bool r311 ; [L279] _Bool r321 ; [L280] _Bool r122 ; [L281] int tmp ; [L282] _Bool r132 ; [L283] int tmp___0 ; [L284] _Bool r212 ; [L285] int tmp___1 ; [L286] _Bool r232 ; [L287] int tmp___2 ; [L288] _Bool r312 ; [L289] int tmp___3 ; [L290] _Bool r322 ; [L291] int tmp___4 ; [L292] int tmp___5 ; [L295] r121 = ep12 [L296] r131 = ep13 [L297] r211 = ep21 [L298] r231 = ep23 [L299] r311 = ep31 [L300] r321 = ep32 [L301] COND TRUE \read(r121) [L302] tmp = 1 [L313] r122 = (_Bool )tmp [L314] COND TRUE \read(r131) [L315] tmp___0 = 1 [L326] r132 = (_Bool )tmp___0 [L327] COND TRUE \read(r211) [L328] tmp___1 = 1 [L339] r212 = (_Bool )tmp___1 [L340] COND TRUE \read(r231) [L341] tmp___2 = 1 [L352] r232 = (_Bool )tmp___2 [L353] COND TRUE \read(r311) [L354] tmp___3 = 1 [L365] r312 = (_Bool )tmp___3 [L366] COND TRUE \read(r321) [L367] tmp___4 = 1 [L378] r322 = (_Bool )tmp___4 [L379] COND FALSE !((int )id1 != (int )id2) [L474] tmp___5 = 0 [L476] return (tmp___5); [L572] i2 = init() Loop: [L616] COND TRUE ! arg End of lasso representation. RESULT: Ultimate proved your program to be incorrect! !SESSION 2020-06-22 01:39:07.611 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-06-22 01:39:18.316 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check