12.63/6.23 NO 12.63/6.23 12.63/6.23 Ultimate: Cannot open display: 12.63/6.23 This is Ultimate 0.1.24-8dc7c08-m 12.63/6.23 [2019-03-28 22:27:44,845 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.63/6.23 [2019-03-28 22:27:44,847 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.63/6.23 [2019-03-28 22:27:44,859 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.63/6.23 [2019-03-28 22:27:44,859 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.63/6.23 [2019-03-28 22:27:44,860 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.63/6.23 [2019-03-28 22:27:44,861 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.63/6.23 [2019-03-28 22:27:44,863 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.63/6.23 [2019-03-28 22:27:44,865 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.63/6.23 [2019-03-28 22:27:44,865 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.63/6.23 [2019-03-28 22:27:44,866 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.63/6.23 [2019-03-28 22:27:44,866 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.63/6.23 [2019-03-28 22:27:44,867 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.63/6.23 [2019-03-28 22:27:44,868 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.63/6.23 [2019-03-28 22:27:44,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.63/6.23 [2019-03-28 22:27:44,870 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.63/6.23 [2019-03-28 22:27:44,871 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.63/6.23 [2019-03-28 22:27:44,873 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.63/6.23 [2019-03-28 22:27:44,874 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.63/6.23 [2019-03-28 22:27:44,876 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.63/6.23 [2019-03-28 22:27:44,877 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.63/6.23 [2019-03-28 22:27:44,878 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.63/6.23 [2019-03-28 22:27:44,880 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.63/6.23 [2019-03-28 22:27:44,880 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.63/6.23 [2019-03-28 22:27:44,881 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.63/6.23 [2019-03-28 22:27:44,882 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.63/6.23 [2019-03-28 22:27:44,882 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.63/6.23 [2019-03-28 22:27:44,883 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.63/6.23 [2019-03-28 22:27:44,883 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.63/6.23 [2019-03-28 22:27:44,884 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.63/6.23 [2019-03-28 22:27:44,884 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.63/6.23 [2019-03-28 22:27:44,885 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.63/6.23 [2019-03-28 22:27:44,886 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.63/6.23 [2019-03-28 22:27:44,886 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.63/6.23 [2019-03-28 22:27:44,887 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.63/6.23 [2019-03-28 22:27:44,887 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.63/6.23 [2019-03-28 22:27:44,887 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.63/6.23 [2019-03-28 22:27:44,888 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.63/6.23 [2019-03-28 22:27:44,889 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.63/6.23 [2019-03-28 22:27:44,889 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.63/6.23 [2019-03-28 22:27:44,904 INFO L110 SettingsManager]: Loading preferences was successful 12.63/6.23 [2019-03-28 22:27:44,904 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.63/6.23 [2019-03-28 22:27:44,905 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.63/6.23 [2019-03-28 22:27:44,906 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.63/6.23 [2019-03-28 22:27:44,906 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.63/6.23 [2019-03-28 22:27:44,906 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.63/6.23 [2019-03-28 22:27:44,906 INFO L133 SettingsManager]: * Use SBE=true 12.63/6.23 [2019-03-28 22:27:44,906 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.63/6.23 [2019-03-28 22:27:44,906 INFO L133 SettingsManager]: * Use old map elimination=false 12.63/6.23 [2019-03-28 22:27:44,907 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.63/6.23 [2019-03-28 22:27:44,907 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.63/6.23 [2019-03-28 22:27:44,907 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.63/6.23 [2019-03-28 22:27:44,907 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.63/6.23 [2019-03-28 22:27:44,907 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.63/6.23 [2019-03-28 22:27:44,907 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:44,908 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.63/6.23 [2019-03-28 22:27:44,908 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.63/6.23 [2019-03-28 22:27:44,908 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.63/6.23 [2019-03-28 22:27:44,908 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.63/6.23 [2019-03-28 22:27:44,908 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.63/6.23 [2019-03-28 22:27:44,909 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.63/6.23 [2019-03-28 22:27:44,909 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.63/6.23 [2019-03-28 22:27:44,909 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.63/6.23 [2019-03-28 22:27:44,909 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.63/6.23 [2019-03-28 22:27:44,909 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.63/6.23 [2019-03-28 22:27:44,909 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.63/6.23 [2019-03-28 22:27:44,910 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.63/6.23 [2019-03-28 22:27:44,910 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.63/6.23 [2019-03-28 22:27:44,910 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.63/6.23 [2019-03-28 22:27:44,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.63/6.23 [2019-03-28 22:27:44,950 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.63/6.23 [2019-03-28 22:27:44,953 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.63/6.23 [2019-03-28 22:27:44,955 INFO L271 PluginConnector]: Initializing CDTParser... 12.63/6.23 [2019-03-28 22:27:44,955 INFO L276 PluginConnector]: CDTParser initialized 12.63/6.23 [2019-03-28 22:27:44,956 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.63/6.23 [2019-03-28 22:27:45,020 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/7650699834234f698b5258f12bd98b56/FLAG5da8d997f 12.63/6.23 [2019-03-28 22:27:45,364 INFO L307 CDTParser]: Found 1 translation units. 12.63/6.23 [2019-03-28 22:27:45,365 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.63/6.23 [2019-03-28 22:27:45,372 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/7650699834234f698b5258f12bd98b56/FLAG5da8d997f 12.63/6.23 [2019-03-28 22:27:45,777 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/7650699834234f698b5258f12bd98b56 12.63/6.23 [2019-03-28 22:27:45,789 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.63/6.23 [2019-03-28 22:27:45,791 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.63/6.23 [2019-03-28 22:27:45,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.63/6.23 [2019-03-28 22:27:45,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.63/6.23 [2019-03-28 22:27:45,796 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.63/6.23 [2019-03-28 22:27:45,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:27:45" (1/1) ... 12.63/6.23 [2019-03-28 22:27:45,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cf66568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:45, skipping insertion in model container 12.63/6.23 [2019-03-28 22:27:45,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:27:45" (1/1) ... 12.63/6.23 [2019-03-28 22:27:45,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.63/6.23 [2019-03-28 22:27:45,825 INFO L176 MainTranslator]: Built tables and reachable declarations 12.63/6.23 [2019-03-28 22:27:45,981 INFO L206 PostProcessor]: Analyzing one entry point: main 12.63/6.23 [2019-03-28 22:27:45,986 INFO L191 MainTranslator]: Completed pre-run 12.63/6.23 [2019-03-28 22:27:46,002 INFO L206 PostProcessor]: Analyzing one entry point: main 12.63/6.23 [2019-03-28 22:27:46,081 INFO L195 MainTranslator]: Completed translation 12.63/6.23 [2019-03-28 22:27:46,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46 WrapperNode 12.63/6.23 [2019-03-28 22:27:46,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.63/6.23 [2019-03-28 22:27:46,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.63/6.23 [2019-03-28 22:27:46,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.63/6.23 [2019-03-28 22:27:46,083 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.63/6.23 [2019-03-28 22:27:46,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.63/6.23 [2019-03-28 22:27:46,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.63/6.23 [2019-03-28 22:27:46,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.63/6.23 [2019-03-28 22:27:46,119 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.63/6.23 [2019-03-28 22:27:46,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.63/6.23 [2019-03-28 22:27:46,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.63/6.23 [2019-03-28 22:27:46,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.63/6.23 [2019-03-28 22:27:46,140 INFO L276 PluginConnector]: RCFGBuilder initialized 12.63/6.23 [2019-03-28 22:27:46,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (1/1) ... 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.63/6.23 [2019-03-28 22:27:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.63/6.23 [2019-03-28 22:27:46,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.63/6.23 [2019-03-28 22:27:46,344 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.63/6.23 [2019-03-28 22:27:46,345 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.63/6.23 [2019-03-28 22:27:46,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:27:46 BoogieIcfgContainer 12.63/6.23 [2019-03-28 22:27:46,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.63/6.23 [2019-03-28 22:27:46,347 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.63/6.23 [2019-03-28 22:27:46,347 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.63/6.23 [2019-03-28 22:27:46,349 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.63/6.23 [2019-03-28 22:27:46,350 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:27:46" (1/1) ... 12.63/6.23 [2019-03-28 22:27:46,365 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 12.63/6.23 [2019-03-28 22:27:46,366 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.63/6.23 [2019-03-28 22:27:46,367 INFO L263 BlockEncoder]: Using Maximize final states 12.63/6.23 [2019-03-28 22:27:46,367 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.63/6.23 [2019-03-28 22:27:46,368 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.63/6.23 [2019-03-28 22:27:46,370 INFO L296 BlockEncoder]: Using Remove sink states 12.63/6.23 [2019-03-28 22:27:46,371 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.63/6.23 [2019-03-28 22:27:46,371 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.63/6.23 [2019-03-28 22:27:46,384 INFO L185 BlockEncoder]: Using Use SBE 12.63/6.23 [2019-03-28 22:27:46,392 INFO L200 BlockEncoder]: SBE split 0 edges 12.63/6.23 [2019-03-28 22:27:46,397 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.63/6.23 [2019-03-28 22:27:46,399 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.63/6.23 [2019-03-28 22:27:46,411 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 12.63/6.23 [2019-03-28 22:27:46,414 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 12.63/6.23 [2019-03-28 22:27:46,415 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.63/6.23 [2019-03-28 22:27:46,415 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.63/6.23 [2019-03-28 22:27:46,415 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.63/6.23 [2019-03-28 22:27:46,416 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.63/6.23 [2019-03-28 22:27:46,416 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.63/6.23 [2019-03-28 22:27:46,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:27:46 BasicIcfg 12.63/6.23 [2019-03-28 22:27:46,417 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.63/6.23 [2019-03-28 22:27:46,417 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.63/6.23 [2019-03-28 22:27:46,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.63/6.23 [2019-03-28 22:27:46,421 INFO L276 PluginConnector]: TraceAbstraction initialized 12.63/6.23 [2019-03-28 22:27:46,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:27:45" (1/4) ... 12.63/6.23 [2019-03-28 22:27:46,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786166ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:27:46, skipping insertion in model container 12.63/6.23 [2019-03-28 22:27:46,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (2/4) ... 12.63/6.23 [2019-03-28 22:27:46,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786166ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:27:46, skipping insertion in model container 12.63/6.23 [2019-03-28 22:27:46,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:27:46" (3/4) ... 12.63/6.23 [2019-03-28 22:27:46,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786166ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:27:46, skipping insertion in model container 12.63/6.23 [2019-03-28 22:27:46,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:27:46" (4/4) ... 12.63/6.23 [2019-03-28 22:27:46,425 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.63/6.23 [2019-03-28 22:27:46,434 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.63/6.23 [2019-03-28 22:27:46,442 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.63/6.23 [2019-03-28 22:27:46,460 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.63/6.23 [2019-03-28 22:27:46,488 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.63/6.23 [2019-03-28 22:27:46,489 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.63/6.23 [2019-03-28 22:27:46,489 INFO L383 AbstractCegarLoop]: Hoare is true 12.63/6.23 [2019-03-28 22:27:46,489 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.63/6.23 [2019-03-28 22:27:46,490 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.63/6.23 [2019-03-28 22:27:46,490 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.63/6.23 [2019-03-28 22:27:46,490 INFO L387 AbstractCegarLoop]: Difference is false 12.63/6.23 [2019-03-28 22:27:46,490 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.63/6.23 [2019-03-28 22:27:46,490 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.63/6.23 [2019-03-28 22:27:46,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.63/6.23 [2019-03-28 22:27:46,510 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.63/6.23 [2019-03-28 22:27:46,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.63/6.23 [2019-03-28 22:27:46,563 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.63/6.23 [2019-03-28 22:27:46,563 INFO L451 ceAbstractionStarter]: At program point L26-2(lines 26 29) the Hoare annotation is: true 12.63/6.23 [2019-03-28 22:27:46,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:27:46 BasicIcfg 12.63/6.23 [2019-03-28 22:27:46,571 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.63/6.23 [2019-03-28 22:27:46,572 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.63/6.23 [2019-03-28 22:27:46,572 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.63/6.23 [2019-03-28 22:27:46,576 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.63/6.23 [2019-03-28 22:27:46,577 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.63/6.23 [2019-03-28 22:27:46,577 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:27:45" (1/5) ... 12.63/6.23 [2019-03-28 22:27:46,577 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41e7ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:27:46, skipping insertion in model container 12.63/6.23 [2019-03-28 22:27:46,577 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.63/6.23 [2019-03-28 22:27:46,578 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:27:46" (2/5) ... 12.63/6.23 [2019-03-28 22:27:46,578 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41e7ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:27:46, skipping insertion in model container 12.63/6.23 [2019-03-28 22:27:46,578 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.63/6.23 [2019-03-28 22:27:46,578 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:27:46" (3/5) ... 12.63/6.23 [2019-03-28 22:27:46,579 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41e7ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:27:46, skipping insertion in model container 12.63/6.23 [2019-03-28 22:27:46,579 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.63/6.23 [2019-03-28 22:27:46,579 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:27:46" (4/5) ... 12.63/6.23 [2019-03-28 22:27:46,579 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41e7ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:27:46, skipping insertion in model container 12.63/6.23 [2019-03-28 22:27:46,580 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.63/6.23 [2019-03-28 22:27:46,580 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:27:46" (5/5) ... 12.63/6.23 [2019-03-28 22:27:46,581 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.63/6.23 [2019-03-28 22:27:46,609 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.63/6.23 [2019-03-28 22:27:46,610 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.63/6.23 [2019-03-28 22:27:46,610 INFO L375 BuchiCegarLoop]: Hoare is true 12.63/6.23 [2019-03-28 22:27:46,610 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.63/6.23 [2019-03-28 22:27:46,610 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.63/6.23 [2019-03-28 22:27:46,611 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.63/6.23 [2019-03-28 22:27:46,611 INFO L379 BuchiCegarLoop]: Difference is false 12.63/6.23 [2019-03-28 22:27:46,611 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.63/6.23 [2019-03-28 22:27:46,611 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.63/6.23 [2019-03-28 22:27:46,614 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.63/6.23 [2019-03-28 22:27:46,631 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.63/6.23 [2019-03-28 22:27:46,631 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.63/6.23 [2019-03-28 22:27:46,631 INFO L119 BuchiIsEmpty]: Starting construction of run 12.63/6.23 [2019-03-28 22:27:46,636 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.63/6.23 [2019-03-28 22:27:46,637 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.63/6.23 [2019-03-28 22:27:46,637 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.63/6.23 [2019-03-28 22:27:46,637 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.63/6.23 [2019-03-28 22:27:46,637 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.63/6.23 [2019-03-28 22:27:46,638 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.63/6.23 [2019-03-28 22:27:46,638 INFO L119 BuchiIsEmpty]: Starting construction of run 12.63/6.23 [2019-03-28 22:27:46,638 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.63/6.23 [2019-03-28 22:27:46,638 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.63/6.23 [2019-03-28 22:27:46,643 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L26-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L26-2true 12.63/6.23 [2019-03-28 22:27:46,643 INFO L796 eck$LassoCheckResult]: Loop: 4#L26-2true [22] L26-2-->L26-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (- v_ULTIMATE.start_main_~y~0_7)) (< v_ULTIMATE.start_main_~x~0_8 10) (= v_ULTIMATE.start_main_~y~0_6 (+ v_ULTIMATE.start_main_~y~0_7 1))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L26-2true 12.63/6.23 [2019-03-28 22:27:46,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.63/6.23 [2019-03-28 22:27:46,650 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 12.63/6.23 [2019-03-28 22:27:46,652 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.63/6.23 [2019-03-28 22:27:46,653 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.63/6.23 [2019-03-28 22:27:46,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.63/6.23 [2019-03-28 22:27:46,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.63/6.23 [2019-03-28 22:27:46,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.63/6.23 [2019-03-28 22:27:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.63/6.23 [2019-03-28 22:27:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.63/6.23 [2019-03-28 22:27:46,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.63/6.23 [2019-03-28 22:27:46,722 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 12.63/6.23 [2019-03-28 22:27:46,722 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.63/6.23 [2019-03-28 22:27:46,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.63/6.23 [2019-03-28 22:27:46,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.63/6.23 [2019-03-28 22:27:46,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.63/6.23 [2019-03-28 22:27:46,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.63/6.23 [2019-03-28 22:27:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.63/6.23 [2019-03-28 22:27:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.63/6.23 [2019-03-28 22:27:46,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.63/6.23 [2019-03-28 22:27:46,736 INFO L82 PathProgramCache]: Analyzing trace with hash 1541, now seen corresponding path program 1 times 12.63/6.23 [2019-03-28 22:27:46,736 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.63/6.23 [2019-03-28 22:27:46,737 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.63/6.23 [2019-03-28 22:27:46,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.63/6.23 [2019-03-28 22:27:46,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.63/6.23 [2019-03-28 22:27:46,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.63/6.23 [2019-03-28 22:27:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.63/6.23 [2019-03-28 22:27:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.63/6.23 [2019-03-28 22:27:46,810 INFO L216 LassoAnalysis]: Preferences: 12.63/6.23 [2019-03-28 22:27:46,811 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.63/6.23 [2019-03-28 22:27:46,812 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.63/6.23 [2019-03-28 22:27:46,812 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.63/6.23 [2019-03-28 22:27:46,812 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.63/6.23 [2019-03-28 22:27:46,812 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:46,812 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.63/6.23 [2019-03-28 22:27:46,813 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.63/6.23 [2019-03-28 22:27:46,813 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.63/6.23 [2019-03-28 22:27:46,813 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.63/6.23 [2019-03-28 22:27:46,813 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.63/6.23 [2019-03-28 22:27:46,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.63/6.23 [2019-03-28 22:27:46,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.63/6.23 [2019-03-28 22:27:46,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.63/6.23 [2019-03-28 22:27:46,948 INFO L300 LassoAnalysis]: Preprocessing complete. 12.63/6.23 [2019-03-28 22:27:46,949 INFO L412 LassoAnalysis]: Checking for nontermination... 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:46,955 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:46,955 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 [2019-03-28 22:27:46,988 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.63/6.23 [2019-03-28 22:27:46,989 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:46,995 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:46,995 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 [2019-03-28 22:27:47,023 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.63/6.23 [2019-03-28 22:27:47,024 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,029 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:47,029 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,063 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:47,063 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 [2019-03-28 22:27:47,109 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.63/6.23 [2019-03-28 22:27:47,109 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-6, ULTIMATE.start_main_~x~0=7} Honda state: {ULTIMATE.start_main_~y~0=-6, ULTIMATE.start_main_~x~0=7} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=1, ULTIMATE.start_main_~x~0=-1}] Lambdas: [0, 8, 1] Nus: [0, 0] 12.63/6.23 [2019-03-28 22:27:47,149 INFO L216 LassoAnalysis]: Preferences: 12.63/6.23 [2019-03-28 22:27:47,150 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.63/6.23 [2019-03-28 22:27:47,150 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.63/6.23 [2019-03-28 22:27:47,150 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.63/6.23 [2019-03-28 22:27:47,150 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.63/6.23 [2019-03-28 22:27:47,150 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,150 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.63/6.23 [2019-03-28 22:27:47,150 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.63/6.23 [2019-03-28 22:27:47,151 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.63/6.23 [2019-03-28 22:27:47,151 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.63/6.23 [2019-03-28 22:27:47,151 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.63/6.23 [2019-03-28 22:27:47,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.63/6.23 [2019-03-28 22:27:47,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.63/6.23 [2019-03-28 22:27:47,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.63/6.23 [2019-03-28 22:27:47,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.63/6.23 [2019-03-28 22:27:47,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.63/6.23 [2019-03-28 22:27:47,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.63/6.23 [2019-03-28 22:27:47,286 INFO L300 LassoAnalysis]: Preprocessing complete. 12.63/6.23 [2019-03-28 22:27:47,286 INFO L412 LassoAnalysis]: Checking for nontermination... 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,289 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:47,290 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 [2019-03-28 22:27:47,294 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.63/6.23 [2019-03-28 22:27:47,294 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,344 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:47,345 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 [2019-03-28 22:27:47,372 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.63/6.23 [2019-03-28 22:27:47,372 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,377 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:47,377 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 [2019-03-28 22:27:47,381 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.63/6.23 [2019-03-28 22:27:47,382 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,409 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:47,409 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,441 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:47,441 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 [2019-03-28 22:27:47,486 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.63/6.23 [2019-03-28 22:27:47,486 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=7, ULTIMATE.start_main_~y~0=-6} Honda state: {ULTIMATE.start_main_~x~0=7, ULTIMATE.start_main_~y~0=-6} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=0}, {ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=0}, {ULTIMATE.start_main_~x~0=-1, ULTIMATE.start_main_~y~0=1}] Lambdas: [0, 8, 1] Nus: [0, 0] 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,513 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:47,513 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 [2019-03-28 22:27:47,517 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.63/6.23 [2019-03-28 22:27:47,517 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.63/6.23 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.63/6.23 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.63/6.23 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.63/6.23 [2019-03-28 22:27:47,545 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.63/6.23 [2019-03-28 22:27:47,545 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.63/6.23 [2019-03-28 22:27:47,572 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.63/6.23 [2019-03-28 22:27:47,572 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_2=1} Honda state: {v_rep~unnamed0~0~true_2=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.63/6.23 [2019-03-28 22:27:47,584 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,587 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,587 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,588 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,588 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,589 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,589 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,590 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,590 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,591 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:27:47 BasicIcfg 12.63/6.23 [2019-03-28 22:27:47,602 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.63/6.23 [2019-03-28 22:27:47,603 INFO L168 Benchmark]: Toolchain (without parser) took 1813.38 ms. Allocated memory was 649.6 MB in the beginning and 671.1 MB in the end (delta: 21.5 MB). Free memory was 558.5 MB in the beginning and 516.6 MB in the end (delta: 42.0 MB). Peak memory consumption was 63.5 MB. Max. memory is 50.3 GB. 12.63/6.23 [2019-03-28 22:27:47,604 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.63/6.23 [2019-03-28 22:27:47,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.70 ms. Allocated memory was 649.6 MB in the beginning and 671.1 MB in the end (delta: 21.5 MB). Free memory was 558.5 MB in the beginning and 637.6 MB in the end (delta: -79.1 MB). Peak memory consumption was 29.9 MB. Max. memory is 50.3 GB. 12.63/6.23 [2019-03-28 22:27:47,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.96 ms. Allocated memory is still 671.1 MB. Free memory was 637.6 MB in the beginning and 636.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.63/6.23 [2019-03-28 22:27:47,606 INFO L168 Benchmark]: Boogie Preprocessor took 19.76 ms. Allocated memory is still 671.1 MB. Free memory was 636.3 MB in the beginning and 634.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.63/6.23 [2019-03-28 22:27:47,607 INFO L168 Benchmark]: RCFGBuilder took 206.95 ms. Allocated memory is still 671.1 MB. Free memory was 634.9 MB in the beginning and 621.5 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 50.3 GB. 12.63/6.23 [2019-03-28 22:27:47,607 INFO L168 Benchmark]: BlockEncodingV2 took 70.03 ms. Allocated memory is still 671.1 MB. Free memory was 620.2 MB in the beginning and 616.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.63/6.23 [2019-03-28 22:27:47,608 INFO L168 Benchmark]: TraceAbstraction took 154.01 ms. Allocated memory is still 671.1 MB. Free memory was 616.1 MB in the beginning and 606.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 12.63/6.23 [2019-03-28 22:27:47,609 INFO L168 Benchmark]: BuchiAutomizer took 1030.22 ms. Allocated memory is still 671.1 MB. Free memory was 606.7 MB in the beginning and 516.6 MB in the end (delta: 90.1 MB). Peak memory consumption was 90.1 MB. Max. memory is 50.3 GB. 12.63/6.23 [2019-03-28 22:27:47,612 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.63/6.23 --- Results --- 12.63/6.23 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.63/6.23 - StatisticsResult: Initial Icfg 12.63/6.23 6 locations, 7 edges 12.63/6.23 - StatisticsResult: Encoded RCFG 12.63/6.23 2 locations, 2 edges 12.63/6.23 * Results from de.uni_freiburg.informatik.ultimate.core: 12.63/6.23 - StatisticsResult: Toolchain Benchmarks 12.63/6.23 Benchmark results are: 12.63/6.23 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.63/6.23 * CACSL2BoogieTranslator took 290.70 ms. Allocated memory was 649.6 MB in the beginning and 671.1 MB in the end (delta: 21.5 MB). Free memory was 558.5 MB in the beginning and 637.6 MB in the end (delta: -79.1 MB). Peak memory consumption was 29.9 MB. Max. memory is 50.3 GB. 12.63/6.23 * Boogie Procedure Inliner took 35.96 ms. Allocated memory is still 671.1 MB. Free memory was 637.6 MB in the beginning and 636.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.63/6.23 * Boogie Preprocessor took 19.76 ms. Allocated memory is still 671.1 MB. Free memory was 636.3 MB in the beginning and 634.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.63/6.23 * RCFGBuilder took 206.95 ms. Allocated memory is still 671.1 MB. Free memory was 634.9 MB in the beginning and 621.5 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 50.3 GB. 12.63/6.23 * BlockEncodingV2 took 70.03 ms. Allocated memory is still 671.1 MB. Free memory was 620.2 MB in the beginning and 616.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.63/6.23 * TraceAbstraction took 154.01 ms. Allocated memory is still 671.1 MB. Free memory was 616.1 MB in the beginning and 606.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 12.63/6.23 * BuchiAutomizer took 1030.22 ms. Allocated memory is still 671.1 MB. Free memory was 606.7 MB in the beginning and 516.6 MB in the end (delta: 90.1 MB). Peak memory consumption was 90.1 MB. Max. memory is 50.3 GB. 12.63/6.23 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 - GenericResult: Unfinished Backtranslation 12.63/6.23 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.63/6.23 - AllSpecificationsHoldResult: All specifications hold 12.63/6.23 We were not able to verify any specifiation because the program does not contain any specification. 12.63/6.23 - InvariantResult [Line: 26]: Loop Invariant 12.63/6.23 Derived loop invariant: 1 12.63/6.23 - StatisticsResult: Ultimate Automizer benchmark data 12.63/6.23 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 12.63/6.23 - StatisticsResult: Constructed decomposition of program 12.63/6.23 Trivial decomposition into one nonterminating module. 12.63/6.23 - StatisticsResult: Timing statistics 12.63/6.23 BüchiAutomizer plugin needed 0.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital14 mio100 ax185 hnf103 lsp55 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq179 hnf92 smp100 dnf100 smp100 tf108 neg100 sie107 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 12.63/6.23 - TerminationAnalysisResult: Nontermination possible 12.63/6.23 Buchi Automizer proved that your program is nonterminating for some inputs 12.63/6.23 - GeometricNonTerminationArgumentResult [Line: 26]: Nontermination argument in form of an infinite program execution. 12.63/6.23 [2019-03-28 22:27:47,622 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,622 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,623 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,623 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,624 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,624 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,624 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,625 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,625 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,626 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,626 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,627 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,627 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,627 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,628 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,628 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,629 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,629 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 [2019-03-28 22:27:47,629 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.63/6.23 [2019-03-28 22:27:47,630 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.63/6.23 Nontermination argument in form of an infinite execution 12.63/6.23 {~unnamed0~0~false=0, |ULTIMATE.start_main_#t~nondet0|=0, |ULTIMATE.start_main_#t~nondet1|=0, ~unnamed0~0~true=1, |ULTIMATE.start_main_#res|=0, ULTIMATE.start_main_~y~0=-6, ULTIMATE.start_main_~x~0=7} 12.63/6.23 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@462f9896=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f9c5317=0, ~unnamed0~0~false=0, x=7, y=-6} 12.63/6.23 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@462f9896=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f9c5317=0, ~unnamed0~0~false=0, x=6, y=-5} 12.63/6.23 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@462f9896=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f9c5317=0, ~unnamed0~0~false=0, x=5, y=-4} 12.63/6.23 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@462f9896=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f9c5317=0, ~unnamed0~0~false=0, x=4, y=-3} 12.63/6.23 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@462f9896=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f9c5317=0, ~unnamed0~0~false=0, x=3, y=-2} 12.63/6.23 - StatisticsResult: NonterminationArgumentStatistics 12.63/6.23 Unbounded Execution 1GEVs Lambdas: [0, 8, 1] Mus: [0, 0] 12.63/6.23 - NonterminatingLassoResult [Line: 26]: Nonterminating execution 12.63/6.23 Found a nonterminating execution for the following lasso shaped sequence of statements. 12.63/6.23 Stem: 12.63/6.23 [L23] int x, y; 12.63/6.23 [L24] x = __VERIFIER_nondet_int() 12.63/6.23 [L25] y = __VERIFIER_nondet_int() 12.63/6.23 Loop: 12.63/6.23 [L26] COND TRUE x < 10 12.63/6.23 [L27] x = -y 12.63/6.23 [L28] y = y + 1 12.63/6.23 End of lasso representation. 12.63/6.23 RESULT: Ultimate proved your program to be incorrect! 12.63/6.23 !SESSION 2019-03-28 22:27:42.536 ----------------------------------------------- 12.63/6.23 eclipse.buildId=unknown 12.63/6.23 java.version=1.8.0_181 12.63/6.23 java.vendor=Oracle Corporation 12.63/6.23 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.63/6.23 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.63/6.23 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.63/6.23 12.63/6.23 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:27:47.854 12.63/6.23 !MESSAGE The workspace will exit with unsaved changes in this session. 12.63/6.23 Received shutdown request... 12.63/6.23 Ultimate: 12.63/6.23 GTK+ Version Check 12.63/6.23 EOF