12.97/6.37 NO 12.97/6.37 12.97/6.37 Ultimate: Cannot open display: 12.97/6.37 This is Ultimate 0.1.24-8dc7c08-m 12.97/6.37 [2019-03-28 22:53:15,377 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.97/6.37 [2019-03-28 22:53:15,379 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.97/6.37 [2019-03-28 22:53:15,390 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.97/6.37 [2019-03-28 22:53:15,391 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.97/6.37 [2019-03-28 22:53:15,392 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.97/6.37 [2019-03-28 22:53:15,393 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.97/6.37 [2019-03-28 22:53:15,394 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.97/6.37 [2019-03-28 22:53:15,407 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.97/6.37 [2019-03-28 22:53:15,408 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.97/6.37 [2019-03-28 22:53:15,408 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.97/6.37 [2019-03-28 22:53:15,409 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.97/6.37 [2019-03-28 22:53:15,409 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.97/6.37 [2019-03-28 22:53:15,410 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.97/6.37 [2019-03-28 22:53:15,411 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.97/6.37 [2019-03-28 22:53:15,412 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.97/6.37 [2019-03-28 22:53:15,413 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.97/6.37 [2019-03-28 22:53:15,415 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.97/6.37 [2019-03-28 22:53:15,416 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.97/6.37 [2019-03-28 22:53:15,418 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.97/6.37 [2019-03-28 22:53:15,419 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.97/6.37 [2019-03-28 22:53:15,420 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.97/6.37 [2019-03-28 22:53:15,422 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.97/6.37 [2019-03-28 22:53:15,423 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.97/6.37 [2019-03-28 22:53:15,423 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.97/6.37 [2019-03-28 22:53:15,424 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.97/6.37 [2019-03-28 22:53:15,424 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.97/6.37 [2019-03-28 22:53:15,425 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.97/6.37 [2019-03-28 22:53:15,425 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.97/6.37 [2019-03-28 22:53:15,426 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.97/6.37 [2019-03-28 22:53:15,427 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.97/6.37 [2019-03-28 22:53:15,427 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.97/6.37 [2019-03-28 22:53:15,428 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.97/6.37 [2019-03-28 22:53:15,429 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.97/6.37 [2019-03-28 22:53:15,429 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.97/6.37 [2019-03-28 22:53:15,429 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.97/6.37 [2019-03-28 22:53:15,430 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.97/6.37 [2019-03-28 22:53:15,430 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.97/6.37 [2019-03-28 22:53:15,431 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.97/6.37 [2019-03-28 22:53:15,431 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.97/6.37 [2019-03-28 22:53:15,446 INFO L110 SettingsManager]: Loading preferences was successful 12.97/6.37 [2019-03-28 22:53:15,446 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.97/6.37 [2019-03-28 22:53:15,447 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.97/6.37 [2019-03-28 22:53:15,447 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.97/6.37 [2019-03-28 22:53:15,448 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.97/6.37 [2019-03-28 22:53:15,448 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.97/6.37 [2019-03-28 22:53:15,448 INFO L133 SettingsManager]: * Use SBE=true 12.97/6.37 [2019-03-28 22:53:15,448 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.97/6.37 [2019-03-28 22:53:15,448 INFO L133 SettingsManager]: * Use old map elimination=false 12.97/6.37 [2019-03-28 22:53:15,448 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.97/6.37 [2019-03-28 22:53:15,449 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.97/6.37 [2019-03-28 22:53:15,449 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.97/6.37 [2019-03-28 22:53:15,449 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.97/6.37 [2019-03-28 22:53:15,449 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.97/6.37 [2019-03-28 22:53:15,449 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:15,449 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.97/6.37 [2019-03-28 22:53:15,450 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.97/6.37 [2019-03-28 22:53:15,450 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.97/6.37 [2019-03-28 22:53:15,450 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.97/6.37 [2019-03-28 22:53:15,450 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.97/6.37 [2019-03-28 22:53:15,450 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.97/6.37 [2019-03-28 22:53:15,451 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.97/6.37 [2019-03-28 22:53:15,451 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.97/6.37 [2019-03-28 22:53:15,451 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.97/6.37 [2019-03-28 22:53:15,451 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.97/6.37 [2019-03-28 22:53:15,451 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.97/6.37 [2019-03-28 22:53:15,451 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.97/6.37 [2019-03-28 22:53:15,452 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.97/6.37 [2019-03-28 22:53:15,452 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.97/6.37 [2019-03-28 22:53:15,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.97/6.37 [2019-03-28 22:53:15,491 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.97/6.37 [2019-03-28 22:53:15,494 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.97/6.37 [2019-03-28 22:53:15,496 INFO L271 PluginConnector]: Initializing CDTParser... 12.97/6.37 [2019-03-28 22:53:15,496 INFO L276 PluginConnector]: CDTParser initialized 12.97/6.37 [2019-03-28 22:53:15,497 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.97/6.37 [2019-03-28 22:53:15,555 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/56194123386740479b4fa299355f72ff/FLAG0e2072378 12.97/6.37 [2019-03-28 22:53:15,898 INFO L307 CDTParser]: Found 1 translation units. 12.97/6.37 [2019-03-28 22:53:15,899 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.97/6.37 [2019-03-28 22:53:15,906 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/56194123386740479b4fa299355f72ff/FLAG0e2072378 12.97/6.37 [2019-03-28 22:53:16,323 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/56194123386740479b4fa299355f72ff 12.97/6.37 [2019-03-28 22:53:16,335 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.97/6.37 [2019-03-28 22:53:16,336 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.97/6.37 [2019-03-28 22:53:16,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.97/6.37 [2019-03-28 22:53:16,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.97/6.37 [2019-03-28 22:53:16,341 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.97/6.37 [2019-03-28 22:53:16,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,345 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 10:53:16, skipping insertion in model container 12.97/6.37 [2019-03-28 22:53:16,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.97/6.37 [2019-03-28 22:53:16,370 INFO L176 MainTranslator]: Built tables and reachable declarations 12.97/6.37 [2019-03-28 22:53:16,530 INFO L206 PostProcessor]: Analyzing one entry point: main 12.97/6.37 [2019-03-28 22:53:16,534 INFO L191 MainTranslator]: Completed pre-run 12.97/6.37 [2019-03-28 22:53:16,551 INFO L206 PostProcessor]: Analyzing one entry point: main 12.97/6.37 [2019-03-28 22:53:16,626 INFO L195 MainTranslator]: Completed translation 12.97/6.37 [2019-03-28 22:53:16,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16 WrapperNode 12.97/6.37 [2019-03-28 22:53:16,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.97/6.37 [2019-03-28 22:53:16,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.97/6.37 [2019-03-28 22:53:16,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.97/6.37 [2019-03-28 22:53:16,628 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.97/6.37 [2019-03-28 22:53:16,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.97/6.37 [2019-03-28 22:53:16,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.97/6.37 [2019-03-28 22:53:16,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.97/6.37 [2019-03-28 22:53:16,665 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.97/6.37 [2019-03-28 22:53:16,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.97/6.37 [2019-03-28 22:53:16,686 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.97/6.37 [2019-03-28 22:53:16,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.97/6.37 [2019-03-28 22:53:16,686 INFO L276 PluginConnector]: RCFGBuilder initialized 12.97/6.37 [2019-03-28 22:53:16,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (1/1) ... 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.97/6.37 [2019-03-28 22:53:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.97/6.37 [2019-03-28 22:53:16,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.97/6.37 [2019-03-28 22:53:16,886 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.97/6.37 [2019-03-28 22:53:16,886 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.97/6.37 [2019-03-28 22:53:16,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:53:16 BoogieIcfgContainer 12.97/6.37 [2019-03-28 22:53:16,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.97/6.37 [2019-03-28 22:53:16,888 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.97/6.37 [2019-03-28 22:53:16,888 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.97/6.37 [2019-03-28 22:53:16,891 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.97/6.37 [2019-03-28 22:53:16,892 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:53:16" (1/1) ... 12.97/6.37 [2019-03-28 22:53:16,907 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 12.97/6.37 [2019-03-28 22:53:16,909 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.97/6.37 [2019-03-28 22:53:16,910 INFO L263 BlockEncoder]: Using Maximize final states 12.97/6.37 [2019-03-28 22:53:16,911 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.97/6.37 [2019-03-28 22:53:16,911 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.97/6.37 [2019-03-28 22:53:16,913 INFO L296 BlockEncoder]: Using Remove sink states 12.97/6.37 [2019-03-28 22:53:16,914 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.97/6.37 [2019-03-28 22:53:16,914 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.97/6.37 [2019-03-28 22:53:16,929 INFO L185 BlockEncoder]: Using Use SBE 12.97/6.37 [2019-03-28 22:53:16,937 INFO L200 BlockEncoder]: SBE split 0 edges 12.97/6.37 [2019-03-28 22:53:16,943 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.97/6.37 [2019-03-28 22:53:16,945 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.97/6.37 [2019-03-28 22:53:16,960 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 12.97/6.37 [2019-03-28 22:53:16,963 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 12.97/6.37 [2019-03-28 22:53:16,964 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.97/6.37 [2019-03-28 22:53:16,964 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.97/6.37 [2019-03-28 22:53:16,971 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 12.97/6.37 [2019-03-28 22:53:16,971 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.97/6.37 [2019-03-28 22:53:16,971 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.97/6.37 [2019-03-28 22:53:16,972 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.97/6.37 [2019-03-28 22:53:16,972 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.97/6.37 [2019-03-28 22:53:16,972 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.97/6.37 [2019-03-28 22:53:16,972 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.97/6.37 [2019-03-28 22:53:16,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:53:16 BasicIcfg 12.97/6.37 [2019-03-28 22:53:16,973 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.97/6.37 [2019-03-28 22:53:16,974 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.97/6.37 [2019-03-28 22:53:16,974 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.97/6.37 [2019-03-28 22:53:16,978 INFO L276 PluginConnector]: TraceAbstraction initialized 12.97/6.37 [2019-03-28 22:53:16,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:53:16" (1/4) ... 12.97/6.37 [2019-03-28 22:53:16,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ef12536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:53:16, skipping insertion in model container 12.97/6.37 [2019-03-28 22:53:16,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (2/4) ... 12.97/6.37 [2019-03-28 22:53:16,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ef12536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:53:16, skipping insertion in model container 12.97/6.37 [2019-03-28 22:53:16,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:53:16" (3/4) ... 12.97/6.37 [2019-03-28 22:53:16,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ef12536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:53:16, skipping insertion in model container 12.97/6.37 [2019-03-28 22:53:16,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:53:16" (4/4) ... 12.97/6.37 [2019-03-28 22:53:16,982 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.97/6.37 [2019-03-28 22:53:16,992 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.97/6.37 [2019-03-28 22:53:16,999 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.97/6.37 [2019-03-28 22:53:17,017 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.97/6.37 [2019-03-28 22:53:17,046 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.97/6.37 [2019-03-28 22:53:17,047 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.97/6.37 [2019-03-28 22:53:17,047 INFO L383 AbstractCegarLoop]: Hoare is true 12.97/6.37 [2019-03-28 22:53:17,047 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.97/6.37 [2019-03-28 22:53:17,047 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.97/6.37 [2019-03-28 22:53:17,047 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.97/6.37 [2019-03-28 22:53:17,048 INFO L387 AbstractCegarLoop]: Difference is false 12.97/6.37 [2019-03-28 22:53:17,048 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.97/6.37 [2019-03-28 22:53:17,048 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.97/6.37 [2019-03-28 22:53:17,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.97/6.37 [2019-03-28 22:53:17,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.97/6.37 [2019-03-28 22:53:17,070 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.97/6.37 [2019-03-28 22:53:17,120 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 20) the Hoare annotation is: true 12.97/6.37 [2019-03-28 22:53:17,120 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.97/6.37 [2019-03-28 22:53:17,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:53:17 BasicIcfg 12.97/6.37 [2019-03-28 22:53:17,128 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.97/6.37 [2019-03-28 22:53:17,129 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.97/6.37 [2019-03-28 22:53:17,129 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.97/6.37 [2019-03-28 22:53:17,132 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.97/6.37 [2019-03-28 22:53:17,133 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.97/6.37 [2019-03-28 22:53:17,134 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:53:16" (1/5) ... 12.97/6.37 [2019-03-28 22:53:17,134 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f5887a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:53:17, skipping insertion in model container 12.97/6.37 [2019-03-28 22:53:17,134 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.97/6.37 [2019-03-28 22:53:17,135 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:53:16" (2/5) ... 12.97/6.37 [2019-03-28 22:53:17,135 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f5887a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:53:17, skipping insertion in model container 12.97/6.37 [2019-03-28 22:53:17,135 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.97/6.37 [2019-03-28 22:53:17,135 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:53:16" (3/5) ... 12.97/6.37 [2019-03-28 22:53:17,136 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f5887a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:53:17, skipping insertion in model container 12.97/6.37 [2019-03-28 22:53:17,136 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.97/6.37 [2019-03-28 22:53:17,136 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:53:16" (4/5) ... 12.97/6.37 [2019-03-28 22:53:17,136 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f5887a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:53:17, skipping insertion in model container 12.97/6.37 [2019-03-28 22:53:17,136 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.97/6.37 [2019-03-28 22:53:17,137 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:53:17" (5/5) ... 12.97/6.37 [2019-03-28 22:53:17,138 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.97/6.37 [2019-03-28 22:53:17,165 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.97/6.37 [2019-03-28 22:53:17,165 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.97/6.37 [2019-03-28 22:53:17,165 INFO L375 BuchiCegarLoop]: Hoare is true 12.97/6.37 [2019-03-28 22:53:17,165 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.97/6.37 [2019-03-28 22:53:17,166 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.97/6.37 [2019-03-28 22:53:17,166 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.97/6.37 [2019-03-28 22:53:17,166 INFO L379 BuchiCegarLoop]: Difference is false 12.97/6.37 [2019-03-28 22:53:17,166 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.97/6.37 [2019-03-28 22:53:17,166 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.97/6.37 [2019-03-28 22:53:17,169 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.97/6.37 [2019-03-28 22:53:17,186 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.97/6.37 [2019-03-28 22:53:17,186 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.97/6.37 [2019-03-28 22:53:17,187 INFO L119 BuchiIsEmpty]: Starting construction of run 12.97/6.37 [2019-03-28 22:53:17,192 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.97/6.37 [2019-03-28 22:53:17,192 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.97/6.37 [2019-03-28 22:53:17,192 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.97/6.37 [2019-03-28 22:53:17,192 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.97/6.37 [2019-03-28 22:53:17,193 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.97/6.37 [2019-03-28 22:53:17,193 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.97/6.37 [2019-03-28 22:53:17,193 INFO L119 BuchiIsEmpty]: Starting construction of run 12.97/6.37 [2019-03-28 22:53:17,193 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.97/6.37 [2019-03-28 22:53:17,194 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.97/6.37 [2019-03-28 22:53:17,199 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [37] ULTIMATE.startENTRY-->L17-2: Formula: (<= 0 (+ v_ULTIMATE.start_main_~x~0_11 v_ULTIMATE.start_main_~y~0_10)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_10, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 3#L17-2true 12.97/6.37 [2019-03-28 22:53:17,199 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true [26] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_8 (+ v_ULTIMATE.start_main_~y~0_9 1)) (< 0 v_ULTIMATE.start_main_~x~0_10) (= v_ULTIMATE.start_main_~x~0_9 (+ (* 2 v_ULTIMATE.start_main_~x~0_10) v_ULTIMATE.start_main_~y~0_9))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 3#L17-2true 12.97/6.37 [2019-03-28 22:53:17,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.97/6.37 [2019-03-28 22:53:17,206 INFO L82 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 1 times 12.97/6.37 [2019-03-28 22:53:17,208 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.97/6.37 [2019-03-28 22:53:17,208 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.97/6.37 [2019-03-28 22:53:17,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.97/6.37 [2019-03-28 22:53:17,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.97/6.37 [2019-03-28 22:53:17,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.97/6.37 [2019-03-28 22:53:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.97/6.37 [2019-03-28 22:53:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.97/6.37 [2019-03-28 22:53:17,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.97/6.37 [2019-03-28 22:53:17,278 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times 12.97/6.37 [2019-03-28 22:53:17,278 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.97/6.37 [2019-03-28 22:53:17,279 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.97/6.37 [2019-03-28 22:53:17,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.97/6.37 [2019-03-28 22:53:17,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.97/6.37 [2019-03-28 22:53:17,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.97/6.37 [2019-03-28 22:53:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.97/6.37 [2019-03-28 22:53:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.97/6.37 [2019-03-28 22:53:17,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.97/6.37 [2019-03-28 22:53:17,290 INFO L82 PathProgramCache]: Analyzing trace with hash 2134, now seen corresponding path program 1 times 12.97/6.37 [2019-03-28 22:53:17,290 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.97/6.37 [2019-03-28 22:53:17,291 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.97/6.37 [2019-03-28 22:53:17,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.97/6.37 [2019-03-28 22:53:17,292 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.97/6.37 [2019-03-28 22:53:17,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.97/6.37 [2019-03-28 22:53:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.97/6.37 [2019-03-28 22:53:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.97/6.37 [2019-03-28 22:53:17,341 INFO L216 LassoAnalysis]: Preferences: 12.97/6.37 [2019-03-28 22:53:17,342 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.97/6.37 [2019-03-28 22:53:17,342 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.97/6.37 [2019-03-28 22:53:17,342 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.97/6.37 [2019-03-28 22:53:17,343 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.97/6.37 [2019-03-28 22:53:17,343 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,343 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.97/6.37 [2019-03-28 22:53:17,343 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.97/6.37 [2019-03-28 22:53:17,343 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.97/6.37 [2019-03-28 22:53:17,343 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.97/6.37 [2019-03-28 22:53:17,344 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.97/6.37 [2019-03-28 22:53:17,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.97/6.37 [2019-03-28 22:53:17,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.97/6.37 [2019-03-28 22:53:17,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.97/6.37 [2019-03-28 22:53:17,487 INFO L300 LassoAnalysis]: Preprocessing complete. 12.97/6.37 [2019-03-28 22:53:17,488 INFO L412 LassoAnalysis]: Checking for nontermination... 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,496 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:17,496 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,531 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:17,531 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 [2019-03-28 22:53:17,621 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.97/6.37 [2019-03-28 22:53:17,621 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-8, ULTIMATE.start_main_~x~0=15} Honda state: {ULTIMATE.start_main_~y~0=-8, ULTIMATE.start_main_~x~0=15} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~y~0=2, ULTIMATE.start_main_~x~0=2}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=4}] Lambdas: [1, 1, 2] Nus: [0, 1] 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,649 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:17,649 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 [2019-03-28 22:53:17,677 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.97/6.37 [2019-03-28 22:53:17,677 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: [] 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,682 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:17,682 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 [2019-03-28 22:53:17,709 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.97/6.37 [2019-03-28 22:53:17,710 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: [] 12.97/6.37 [2019-03-28 22:53:17,724 INFO L216 LassoAnalysis]: Preferences: 12.97/6.37 [2019-03-28 22:53:17,724 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.97/6.37 [2019-03-28 22:53:17,724 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.97/6.37 [2019-03-28 22:53:17,724 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.97/6.37 [2019-03-28 22:53:17,724 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.97/6.37 [2019-03-28 22:53:17,724 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,725 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.97/6.37 [2019-03-28 22:53:17,725 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.97/6.37 [2019-03-28 22:53:17,725 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.97/6.37 [2019-03-28 22:53:17,725 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.97/6.37 [2019-03-28 22:53:17,725 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.97/6.37 [2019-03-28 22:53:17,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.97/6.37 [2019-03-28 22:53:17,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.97/6.37 [2019-03-28 22:53:17,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.97/6.37 [2019-03-28 22:53:17,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.97/6.37 [2019-03-28 22:53:17,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.97/6.37 [2019-03-28 22:53:17,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.97/6.37 [2019-03-28 22:53:17,843 INFO L300 LassoAnalysis]: Preprocessing complete. 12.97/6.37 [2019-03-28 22:53:17,843 INFO L412 LassoAnalysis]: Checking for nontermination... 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,851 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:17,851 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 [2019-03-28 22:53:17,855 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.97/6.37 [2019-03-28 22:53:17,855 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: [] 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,883 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:17,883 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 [2019-03-28 22:53:17,911 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.97/6.37 [2019-03-28 22:53:17,911 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: [] 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,916 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:17,916 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 [2019-03-28 22:53:17,920 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.97/6.37 [2019-03-28 22:53:17,920 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: [] 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,948 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:17,948 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:17,979 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:17,980 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 [2019-03-28 22:53:18,048 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.97/6.37 [2019-03-28 22:53:18,049 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~y~0=-6, ULTIMATE.start_main_~x~0=13} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=1, ULTIMATE.start_main_~x~0=3}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=4}] Lambdas: [8, 1, 2] Nus: [0, 1] 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:18,076 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:18,076 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 [2019-03-28 22:53:18,080 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.97/6.37 [2019-03-28 22:53:18,080 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: [] 12.97/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.97/6.37 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.97/6.37 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.97/6.37 [2019-03-28 22:53:18,111 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.97/6.37 [2019-03-28 22:53:18,112 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.97/6.37 [2019-03-28 22:53:18,139 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.97/6.37 [2019-03-28 22:53:18,139 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: [] 12.97/6.37 [2019-03-28 22:53:18,151 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,154 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,156 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,156 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,156 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,157 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,157 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,158 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:53:18 BasicIcfg 12.97/6.37 [2019-03-28 22:53:18,169 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.97/6.37 [2019-03-28 22:53:18,169 INFO L168 Benchmark]: Toolchain (without parser) took 1834.02 ms. Allocated memory was 649.6 MB in the beginning and 681.1 MB in the end (delta: 31.5 MB). Free memory was 563.6 MB in the beginning and 525.2 MB in the end (delta: 38.4 MB). Peak memory consumption was 69.9 MB. Max. memory is 50.3 GB. 12.97/6.37 [2019-03-28 22:53:18,171 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.2 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.97/6.37 [2019-03-28 22:53:18,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.04 ms. Allocated memory was 649.6 MB in the beginning and 681.1 MB in the end (delta: 31.5 MB). Free memory was 563.6 MB in the beginning and 648.6 MB in the end (delta: -85.0 MB). Peak memory consumption was 29.9 MB. Max. memory is 50.3 GB. 12.97/6.37 [2019-03-28 22:53:18,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.07 ms. Allocated memory is still 681.1 MB. Free memory was 648.6 MB in the beginning and 645.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.97/6.37 [2019-03-28 22:53:18,173 INFO L168 Benchmark]: Boogie Preprocessor took 20.72 ms. Allocated memory is still 681.1 MB. Free memory was 645.5 MB in the beginning and 644.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.97/6.37 [2019-03-28 22:53:18,173 INFO L168 Benchmark]: RCFGBuilder took 201.62 ms. Allocated memory is still 681.1 MB. Free memory was 644.2 MB in the beginning and 631.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 50.3 GB. 12.97/6.37 [2019-03-28 22:53:18,174 INFO L168 Benchmark]: BlockEncodingV2 took 85.16 ms. Allocated memory is still 681.1 MB. Free memory was 631.1 MB in the beginning and 627.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.97/6.37 [2019-03-28 22:53:18,175 INFO L168 Benchmark]: TraceAbstraction took 154.34 ms. Allocated memory is still 681.1 MB. Free memory was 625.7 MB in the beginning and 617.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 12.97/6.37 [2019-03-28 22:53:18,175 INFO L168 Benchmark]: BuchiAutomizer took 1039.75 ms. Allocated memory is still 681.1 MB. Free memory was 617.7 MB in the beginning and 525.2 MB in the end (delta: 92.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 50.3 GB. 12.97/6.37 [2019-03-28 22:53:18,179 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.97/6.37 --- Results --- 12.97/6.37 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.97/6.37 - StatisticsResult: Initial Icfg 12.97/6.37 7 locations, 9 edges 12.97/6.37 - StatisticsResult: Encoded RCFG 12.97/6.37 2 locations, 2 edges 12.97/6.37 * Results from de.uni_freiburg.informatik.ultimate.core: 12.97/6.37 - StatisticsResult: Toolchain Benchmarks 12.97/6.37 Benchmark results are: 12.97/6.37 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.2 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.97/6.37 * CACSL2BoogieTranslator took 290.04 ms. Allocated memory was 649.6 MB in the beginning and 681.1 MB in the end (delta: 31.5 MB). Free memory was 563.6 MB in the beginning and 648.6 MB in the end (delta: -85.0 MB). Peak memory consumption was 29.9 MB. Max. memory is 50.3 GB. 12.97/6.37 * Boogie Procedure Inliner took 37.07 ms. Allocated memory is still 681.1 MB. Free memory was 648.6 MB in the beginning and 645.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.97/6.37 * Boogie Preprocessor took 20.72 ms. Allocated memory is still 681.1 MB. Free memory was 645.5 MB in the beginning and 644.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.97/6.37 * RCFGBuilder took 201.62 ms. Allocated memory is still 681.1 MB. Free memory was 644.2 MB in the beginning and 631.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 50.3 GB. 12.97/6.37 * BlockEncodingV2 took 85.16 ms. Allocated memory is still 681.1 MB. Free memory was 631.1 MB in the beginning and 627.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.97/6.37 * TraceAbstraction took 154.34 ms. Allocated memory is still 681.1 MB. Free memory was 625.7 MB in the beginning and 617.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 12.97/6.37 * BuchiAutomizer took 1039.75 ms. Allocated memory is still 681.1 MB. Free memory was 617.7 MB in the beginning and 525.2 MB in the end (delta: 92.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 50.3 GB. 12.97/6.37 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 - GenericResult: Unfinished Backtranslation 12.97/6.37 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.97/6.37 - AllSpecificationsHoldResult: All specifications hold 12.97/6.37 We were not able to verify any specifiation because the program does not contain any specification. 12.97/6.37 - InvariantResult [Line: 17]: Loop Invariant 12.97/6.37 Derived loop invariant: 1 12.97/6.37 - StatisticsResult: Ultimate Automizer benchmark data 12.97/6.37 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 12.97/6.37 - StatisticsResult: Constructed decomposition of program 12.97/6.37 Trivial decomposition into one nonterminating module. 12.97/6.37 - StatisticsResult: Timing statistics 12.97/6.37 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: inital19 mio100 ax166 hnf100 lsp60 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq174 hnf93 smp100 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 12.97/6.37 - TerminationAnalysisResult: Nontermination possible 12.97/6.37 Buchi Automizer proved that your program is nonterminating for some inputs 12.97/6.37 - GeometricNonTerminationArgumentResult [Line: 17]: Nontermination argument in form of an infinite program execution. 12.97/6.37 [2019-03-28 22:53:18,189 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,189 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,190 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,190 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,190 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,191 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,191 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,191 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,192 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,192 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,193 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,193 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,193 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,194 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,194 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,195 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,195 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,195 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 [2019-03-28 22:53:18,196 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.97/6.37 [2019-03-28 22:53:18,196 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.97/6.37 Nontermination argument in form of an infinite execution 12.97/6.37 {|ULTIMATE.start_main_#t~nondet0|=0, |ULTIMATE.start_main_#t~nondet1|=0, ~unnamed0~0~true=1, |ULTIMATE.start_main_#res|=0, ~unnamed0~0~false=0, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0} 12.97/6.37 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@13c791a0=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@589470b4=0, ~unnamed0~0~false=0, x=13, y=-6} 12.97/6.37 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@13c791a0=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@589470b4=0, ~unnamed0~0~false=0, x=20, y=-5} 12.97/6.37 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@13c791a0=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@589470b4=0, ~unnamed0~0~false=0, x=35, y=-4} 12.97/6.37 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@13c791a0=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@589470b4=0, ~unnamed0~0~false=0, x=66, y=-3} 12.97/6.37 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@13c791a0=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@589470b4=0, ~unnamed0~0~false=0, x=129, y=-2} 12.97/6.37 - StatisticsResult: NonterminationArgumentStatistics 12.97/6.37 Unbounded Execution 2GEVs Lambdas: [8, 1, 2] Mus: [0, 1] 12.97/6.37 - NonterminatingLassoResult [Line: 17]: Nonterminating execution 12.97/6.37 Found a nonterminating execution for the following lasso shaped sequence of statements. 12.97/6.37 Stem: 12.97/6.37 [L12] int x; 12.97/6.37 [L13] int y; 12.97/6.37 [L14] x = __VERIFIER_nondet_int() 12.97/6.37 [L15] y = __VERIFIER_nondet_int() 12.97/6.37 [L16] COND TRUE x + y >= 0 12.97/6.37 Loop: 12.97/6.37 [L17] COND TRUE x > 0 12.97/6.37 [L18] x = x + x + y 12.97/6.37 [L19] y = y + 1 12.97/6.37 End of lasso representation. 12.97/6.37 RESULT: Ultimate proved your program to be incorrect! 12.97/6.37 !SESSION 2019-03-28 22:53:13.059 ----------------------------------------------- 12.97/6.37 eclipse.buildId=unknown 12.97/6.37 java.version=1.8.0_181 12.97/6.37 java.vendor=Oracle Corporation 12.97/6.37 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.97/6.37 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.97/6.37 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 12.97/6.37 12.97/6.37 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:53:18.421 12.97/6.37 !MESSAGE The workspace will exit with unsaved changes in this session. 12.97/6.37 Received shutdown request... 12.97/6.37 Ultimate: 12.97/6.37 GTK+ Version Check 12.97/6.37 EOF