13.16/6.52 NO 13.16/6.52 13.16/6.52 Ultimate: Cannot open display: 13.16/6.52 This is Ultimate 0.1.24-8dc7c08-m 13.16/6.52 [2019-03-28 22:46:45,138 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.16/6.52 [2019-03-28 22:46:45,140 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.16/6.52 [2019-03-28 22:46:45,152 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.16/6.52 [2019-03-28 22:46:45,152 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.16/6.52 [2019-03-28 22:46:45,153 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.16/6.52 [2019-03-28 22:46:45,154 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.16/6.52 [2019-03-28 22:46:45,156 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.16/6.52 [2019-03-28 22:46:45,157 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.16/6.52 [2019-03-28 22:46:45,158 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.16/6.52 [2019-03-28 22:46:45,159 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.16/6.52 [2019-03-28 22:46:45,159 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.16/6.52 [2019-03-28 22:46:45,160 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.16/6.52 [2019-03-28 22:46:45,161 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.16/6.52 [2019-03-28 22:46:45,162 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.16/6.52 [2019-03-28 22:46:45,163 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.16/6.52 [2019-03-28 22:46:45,163 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.16/6.52 [2019-03-28 22:46:45,165 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.16/6.52 [2019-03-28 22:46:45,167 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.16/6.52 [2019-03-28 22:46:45,168 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.16/6.52 [2019-03-28 22:46:45,169 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.16/6.52 [2019-03-28 22:46:45,171 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.16/6.52 [2019-03-28 22:46:45,173 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.16/6.52 [2019-03-28 22:46:45,173 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.16/6.52 [2019-03-28 22:46:45,173 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.16/6.52 [2019-03-28 22:46:45,174 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.16/6.52 [2019-03-28 22:46:45,174 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.16/6.52 [2019-03-28 22:46:45,175 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.16/6.52 [2019-03-28 22:46:45,176 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.16/6.52 [2019-03-28 22:46:45,176 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.16/6.52 [2019-03-28 22:46:45,177 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.16/6.52 [2019-03-28 22:46:45,178 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.16/6.52 [2019-03-28 22:46:45,179 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.16/6.52 [2019-03-28 22:46:45,179 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.16/6.52 [2019-03-28 22:46:45,179 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.16/6.52 [2019-03-28 22:46:45,180 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.16/6.52 [2019-03-28 22:46:45,180 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.16/6.52 [2019-03-28 22:46:45,181 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.16/6.52 [2019-03-28 22:46:45,181 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.16/6.52 [2019-03-28 22:46:45,182 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.16/6.52 [2019-03-28 22:46:45,196 INFO L110 SettingsManager]: Loading preferences was successful 13.16/6.52 [2019-03-28 22:46:45,197 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.16/6.52 [2019-03-28 22:46:45,198 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.16/6.52 [2019-03-28 22:46:45,198 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.16/6.52 [2019-03-28 22:46:45,198 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.16/6.52 [2019-03-28 22:46:45,198 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.16/6.52 [2019-03-28 22:46:45,198 INFO L133 SettingsManager]: * Use SBE=true 13.16/6.52 [2019-03-28 22:46:45,199 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.16/6.52 [2019-03-28 22:46:45,199 INFO L133 SettingsManager]: * Use old map elimination=false 13.16/6.52 [2019-03-28 22:46:45,199 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.16/6.52 [2019-03-28 22:46:45,199 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.16/6.52 [2019-03-28 22:46:45,199 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.16/6.52 [2019-03-28 22:46:45,199 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.16/6.52 [2019-03-28 22:46:45,200 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.16/6.52 [2019-03-28 22:46:45,200 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:45,200 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.16/6.52 [2019-03-28 22:46:45,200 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.16/6.52 [2019-03-28 22:46:45,200 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.16/6.52 [2019-03-28 22:46:45,201 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.16/6.52 [2019-03-28 22:46:45,201 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.16/6.52 [2019-03-28 22:46:45,201 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.16/6.52 [2019-03-28 22:46:45,201 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.16/6.52 [2019-03-28 22:46:45,201 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.16/6.52 [2019-03-28 22:46:45,201 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.16/6.52 [2019-03-28 22:46:45,202 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.16/6.52 [2019-03-28 22:46:45,202 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.16/6.52 [2019-03-28 22:46:45,202 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.16/6.52 [2019-03-28 22:46:45,202 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.16/6.52 [2019-03-28 22:46:45,202 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.16/6.52 [2019-03-28 22:46:45,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.16/6.52 [2019-03-28 22:46:45,240 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.16/6.52 [2019-03-28 22:46:45,244 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.16/6.52 [2019-03-28 22:46:45,245 INFO L271 PluginConnector]: Initializing CDTParser... 13.16/6.52 [2019-03-28 22:46:45,246 INFO L276 PluginConnector]: CDTParser initialized 13.16/6.52 [2019-03-28 22:46:45,247 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.16/6.52 [2019-03-28 22:46:45,313 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/4e27b37798c6486e807100608bb69709/FLAG01039b0cd 13.16/6.52 [2019-03-28 22:46:45,649 INFO L307 CDTParser]: Found 1 translation units. 13.16/6.52 [2019-03-28 22:46:45,650 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.16/6.52 [2019-03-28 22:46:45,657 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/4e27b37798c6486e807100608bb69709/FLAG01039b0cd 13.16/6.52 [2019-03-28 22:46:46,052 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/4e27b37798c6486e807100608bb69709 13.16/6.52 [2019-03-28 22:46:46,064 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.16/6.52 [2019-03-28 22:46:46,065 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.16/6.52 [2019-03-28 22:46:46,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.16/6.52 [2019-03-28 22:46:46,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.16/6.52 [2019-03-28 22:46:46,070 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.16/6.52 [2019-03-28 22:46:46,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380e481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46, skipping insertion in model container 13.16/6.52 [2019-03-28 22:46:46,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.16/6.52 [2019-03-28 22:46:46,099 INFO L176 MainTranslator]: Built tables and reachable declarations 13.16/6.52 [2019-03-28 22:46:46,256 INFO L206 PostProcessor]: Analyzing one entry point: main 13.16/6.52 [2019-03-28 22:46:46,261 INFO L191 MainTranslator]: Completed pre-run 13.16/6.52 [2019-03-28 22:46:46,277 INFO L206 PostProcessor]: Analyzing one entry point: main 13.16/6.52 [2019-03-28 22:46:46,292 INFO L195 MainTranslator]: Completed translation 13.16/6.52 [2019-03-28 22:46:46,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46 WrapperNode 13.16/6.52 [2019-03-28 22:46:46,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.16/6.52 [2019-03-28 22:46:46,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.16/6.52 [2019-03-28 22:46:46,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.16/6.52 [2019-03-28 22:46:46,294 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.16/6.52 [2019-03-28 22:46:46,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.16/6.52 [2019-03-28 22:46:46,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.16/6.52 [2019-03-28 22:46:46,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.16/6.52 [2019-03-28 22:46:46,392 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.16/6.52 [2019-03-28 22:46:46,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.16/6.52 [2019-03-28 22:46:46,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.16/6.52 [2019-03-28 22:46:46,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.16/6.52 [2019-03-28 22:46:46,414 INFO L276 PluginConnector]: RCFGBuilder initialized 13.16/6.52 [2019-03-28 22:46:46,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (1/1) ... 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.16/6.52 [2019-03-28 22:46:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.16/6.52 [2019-03-28 22:46:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.16/6.52 [2019-03-28 22:46:46,609 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.16/6.52 [2019-03-28 22:46:46,610 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.16/6.52 [2019-03-28 22:46:46,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:46:46 BoogieIcfgContainer 13.16/6.52 [2019-03-28 22:46:46,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.16/6.52 [2019-03-28 22:46:46,612 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.16/6.52 [2019-03-28 22:46:46,612 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.16/6.52 [2019-03-28 22:46:46,614 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.16/6.52 [2019-03-28 22:46:46,615 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:46:46" (1/1) ... 13.16/6.52 [2019-03-28 22:46:46,631 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 13.16/6.52 [2019-03-28 22:46:46,632 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.16/6.52 [2019-03-28 22:46:46,633 INFO L263 BlockEncoder]: Using Maximize final states 13.16/6.52 [2019-03-28 22:46:46,634 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.16/6.52 [2019-03-28 22:46:46,634 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.16/6.52 [2019-03-28 22:46:46,636 INFO L296 BlockEncoder]: Using Remove sink states 13.16/6.52 [2019-03-28 22:46:46,637 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.16/6.52 [2019-03-28 22:46:46,637 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.16/6.52 [2019-03-28 22:46:46,652 INFO L185 BlockEncoder]: Using Use SBE 13.16/6.52 [2019-03-28 22:46:46,660 INFO L200 BlockEncoder]: SBE split 0 edges 13.16/6.52 [2019-03-28 22:46:46,665 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.16/6.52 [2019-03-28 22:46:46,667 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.16/6.52 [2019-03-28 22:46:46,680 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 13.16/6.52 [2019-03-28 22:46:46,683 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 13.16/6.52 [2019-03-28 22:46:46,684 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.16/6.52 [2019-03-28 22:46:46,685 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.16/6.52 [2019-03-28 22:46:46,691 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 13.16/6.52 [2019-03-28 22:46:46,691 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.16/6.52 [2019-03-28 22:46:46,691 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.16/6.52 [2019-03-28 22:46:46,692 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.16/6.52 [2019-03-28 22:46:46,692 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.16/6.52 [2019-03-28 22:46:46,692 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.16/6.52 [2019-03-28 22:46:46,692 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 13.16/6.52 [2019-03-28 22:46:46,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:46:46 BasicIcfg 13.16/6.52 [2019-03-28 22:46:46,693 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.16/6.52 [2019-03-28 22:46:46,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.16/6.52 [2019-03-28 22:46:46,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.16/6.52 [2019-03-28 22:46:46,698 INFO L276 PluginConnector]: TraceAbstraction initialized 13.16/6.52 [2019-03-28 22:46:46,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:46:46" (1/4) ... 13.16/6.52 [2019-03-28 22:46:46,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b540075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:46:46, skipping insertion in model container 13.16/6.52 [2019-03-28 22:46:46,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (2/4) ... 13.16/6.52 [2019-03-28 22:46:46,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b540075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:46:46, skipping insertion in model container 13.16/6.52 [2019-03-28 22:46:46,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:46:46" (3/4) ... 13.16/6.52 [2019-03-28 22:46:46,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b540075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:46:46, skipping insertion in model container 13.16/6.52 [2019-03-28 22:46:46,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:46:46" (4/4) ... 13.16/6.52 [2019-03-28 22:46:46,703 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.16/6.52 [2019-03-28 22:46:46,713 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.16/6.52 [2019-03-28 22:46:46,721 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.16/6.52 [2019-03-28 22:46:46,738 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.16/6.52 [2019-03-28 22:46:46,767 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.16/6.52 [2019-03-28 22:46:46,768 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.16/6.52 [2019-03-28 22:46:46,768 INFO L383 AbstractCegarLoop]: Hoare is true 13.16/6.52 [2019-03-28 22:46:46,768 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.16/6.52 [2019-03-28 22:46:46,768 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.16/6.52 [2019-03-28 22:46:46,769 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.16/6.52 [2019-03-28 22:46:46,769 INFO L387 AbstractCegarLoop]: Difference is false 13.16/6.52 [2019-03-28 22:46:46,769 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.16/6.52 [2019-03-28 22:46:46,769 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.16/6.52 [2019-03-28 22:46:46,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 13.16/6.52 [2019-03-28 22:46:46,789 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.16/6.52 [2019-03-28 22:46:46,792 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 13.16/6.52 [2019-03-28 22:46:46,842 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 20) the Hoare annotation is: true 13.16/6.52 [2019-03-28 22:46:46,842 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.16/6.52 [2019-03-28 22:46:46,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:46:46 BasicIcfg 13.16/6.52 [2019-03-28 22:46:46,850 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.16/6.52 [2019-03-28 22:46:46,851 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.16/6.52 [2019-03-28 22:46:46,851 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.16/6.52 [2019-03-28 22:46:46,854 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.16/6.52 [2019-03-28 22:46:46,855 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.16/6.52 [2019-03-28 22:46:46,855 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:46:46" (1/5) ... 13.16/6.52 [2019-03-28 22:46:46,856 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73f0d69e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:46:46, skipping insertion in model container 13.16/6.52 [2019-03-28 22:46:46,856 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.16/6.52 [2019-03-28 22:46:46,856 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:46:46" (2/5) ... 13.16/6.52 [2019-03-28 22:46:46,857 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73f0d69e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:46:46, skipping insertion in model container 13.16/6.52 [2019-03-28 22:46:46,857 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.16/6.52 [2019-03-28 22:46:46,857 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:46:46" (3/5) ... 13.16/6.52 [2019-03-28 22:46:46,857 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73f0d69e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:46:46, skipping insertion in model container 13.16/6.52 [2019-03-28 22:46:46,858 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.16/6.52 [2019-03-28 22:46:46,858 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:46:46" (4/5) ... 13.16/6.52 [2019-03-28 22:46:46,858 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73f0d69e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:46:46, skipping insertion in model container 13.16/6.52 [2019-03-28 22:46:46,858 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.16/6.52 [2019-03-28 22:46:46,858 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:46:46" (5/5) ... 13.16/6.52 [2019-03-28 22:46:46,860 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.16/6.52 [2019-03-28 22:46:46,887 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.16/6.52 [2019-03-28 22:46:46,888 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.16/6.52 [2019-03-28 22:46:46,888 INFO L375 BuchiCegarLoop]: Hoare is true 13.16/6.52 [2019-03-28 22:46:46,888 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.16/6.52 [2019-03-28 22:46:46,888 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.16/6.52 [2019-03-28 22:46:46,888 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.16/6.52 [2019-03-28 22:46:46,888 INFO L379 BuchiCegarLoop]: Difference is false 13.16/6.52 [2019-03-28 22:46:46,888 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.16/6.52 [2019-03-28 22:46:46,889 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.16/6.52 [2019-03-28 22:46:46,892 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.16/6.52 [2019-03-28 22:46:46,910 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.16/6.52 [2019-03-28 22:46:46,910 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.16/6.52 [2019-03-28 22:46:46,910 INFO L119 BuchiIsEmpty]: Starting construction of run 13.16/6.52 [2019-03-28 22:46:46,916 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.16/6.52 [2019-03-28 22:46:46,916 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.16/6.52 [2019-03-28 22:46:46,916 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.16/6.52 [2019-03-28 22:46:46,916 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.16/6.52 [2019-03-28 22:46:46,917 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.16/6.52 [2019-03-28 22:46:46,917 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.16/6.52 [2019-03-28 22:46:46,917 INFO L119 BuchiIsEmpty]: Starting construction of run 13.16/6.52 [2019-03-28 22:46:46,917 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.16/6.52 [2019-03-28 22:46:46,917 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.16/6.52 [2019-03-28 22:46:46,922 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [37] ULTIMATE.startENTRY-->L17-2: Formula: (< 0 (+ v_ULTIMATE.start_main_~x~0_11 v_ULTIMATE.start_main_~y~0_10)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_10, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 3#L17-2true 13.16/6.52 [2019-03-28 22:46:46,923 INFO L796 eck$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 13.16/6.52 [2019-03-28 22:46:46,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.16/6.52 [2019-03-28 22:46:46,929 INFO L82 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 1 times 13.16/6.52 [2019-03-28 22:46:46,931 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.16/6.52 [2019-03-28 22:46:46,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.16/6.52 [2019-03-28 22:46:46,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.16/6.52 [2019-03-28 22:46:46,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.16/6.52 [2019-03-28 22:46:46,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.16/6.52 [2019-03-28 22:46:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.16/6.52 [2019-03-28 22:46:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.16/6.52 [2019-03-28 22:46:47,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.16/6.52 [2019-03-28 22:46:47,005 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times 13.16/6.52 [2019-03-28 22:46:47,005 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.16/6.52 [2019-03-28 22:46:47,006 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.16/6.52 [2019-03-28 22:46:47,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.16/6.52 [2019-03-28 22:46:47,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.16/6.52 [2019-03-28 22:46:47,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.16/6.52 [2019-03-28 22:46:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.16/6.52 [2019-03-28 22:46:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.16/6.52 [2019-03-28 22:46:47,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.16/6.52 [2019-03-28 22:46:47,017 INFO L82 PathProgramCache]: Analyzing trace with hash 2134, now seen corresponding path program 1 times 13.16/6.52 [2019-03-28 22:46:47,017 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.16/6.52 [2019-03-28 22:46:47,018 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.16/6.52 [2019-03-28 22:46:47,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.16/6.52 [2019-03-28 22:46:47,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.16/6.52 [2019-03-28 22:46:47,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.16/6.52 [2019-03-28 22:46:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.16/6.52 [2019-03-28 22:46:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.16/6.52 [2019-03-28 22:46:47,069 INFO L216 LassoAnalysis]: Preferences: 13.16/6.52 [2019-03-28 22:46:47,070 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.16/6.52 [2019-03-28 22:46:47,071 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.16/6.52 [2019-03-28 22:46:47,071 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.16/6.52 [2019-03-28 22:46:47,071 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.16/6.52 [2019-03-28 22:46:47,071 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,071 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.16/6.52 [2019-03-28 22:46:47,071 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.16/6.52 [2019-03-28 22:46:47,072 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.16/6.52 [2019-03-28 22:46:47,072 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.16/6.52 [2019-03-28 22:46:47,072 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.16/6.52 [2019-03-28 22:46:47,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.16/6.52 [2019-03-28 22:46:47,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.16/6.52 [2019-03-28 22:46:47,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.16/6.52 [2019-03-28 22:46:47,191 INFO L300 LassoAnalysis]: Preprocessing complete. 13.16/6.52 [2019-03-28 22:46:47,192 INFO L412 LassoAnalysis]: Checking for nontermination... 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,198 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,198 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,232 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,232 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 [2019-03-28 22:46:47,312 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.16/6.52 [2019-03-28 22:46:47,313 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=4, ULTIMATE.start_main_~x~0=11} Honda state: {ULTIMATE.start_main_~y~0=4, ULTIMATE.start_main_~x~0=11} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=13}] Lambdas: [2, 1, 2] Nus: [0, 0] 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,342 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,342 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 [2019-03-28 22:46:47,370 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.16/6.52 [2019-03-28 22:46:47,370 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: [] 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,375 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,375 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 [2019-03-28 22:46:47,403 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.16/6.52 [2019-03-28 22:46:47,403 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: [] 13.16/6.52 [2019-03-28 22:46:47,410 INFO L216 LassoAnalysis]: Preferences: 13.16/6.52 [2019-03-28 22:46:47,411 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.16/6.52 [2019-03-28 22:46:47,411 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.16/6.52 [2019-03-28 22:46:47,411 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.16/6.52 [2019-03-28 22:46:47,411 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.16/6.52 [2019-03-28 22:46:47,411 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,411 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.16/6.52 [2019-03-28 22:46:47,412 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.16/6.52 [2019-03-28 22:46:47,412 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 13.16/6.52 [2019-03-28 22:46:47,412 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.16/6.52 [2019-03-28 22:46:47,412 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.16/6.52 [2019-03-28 22:46:47,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.16/6.52 [2019-03-28 22:46:47,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.16/6.52 [2019-03-28 22:46:47,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.16/6.52 [2019-03-28 22:46:47,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.16/6.52 [2019-03-28 22:46:47,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.16/6.52 [2019-03-28 22:46:47,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.16/6.52 [2019-03-28 22:46:47,524 INFO L300 LassoAnalysis]: Preprocessing complete. 13.16/6.52 [2019-03-28 22:46:47,524 INFO L412 LassoAnalysis]: Checking for nontermination... 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,527 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,527 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 [2019-03-28 22:46:47,531 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.16/6.52 [2019-03-28 22:46:47,532 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: [] 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,560 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,560 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 [2019-03-28 22:46:47,588 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.16/6.52 [2019-03-28 22:46:47,588 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: [] 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,615 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,615 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 [2019-03-28 22:46:47,619 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.16/6.52 [2019-03-28 22:46:47,619 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: [] 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,648 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,648 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,683 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,683 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 [2019-03-28 22:46:47,768 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.16/6.52 [2019-03-28 22:46:47,768 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=-8, ULTIMATE.start_main_~x~0=9} 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: [4, 12, 1] Nus: [0, 0] 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,795 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,796 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 [2019-03-28 22:46:47,800 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.16/6.52 [2019-03-28 22:46:47,800 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: [] 13.16/6.52 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.16/6.52 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.16/6.52 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.16/6.52 [2019-03-28 22:46:47,829 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.16/6.52 [2019-03-28 22:46:47,829 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.16/6.52 [2019-03-28 22:46:47,857 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.16/6.52 [2019-03-28 22:46:47,857 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: [] 13.16/6.52 [2019-03-28 22:46:47,870 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,872 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,873 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,873 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,874 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,874 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:46:47 BasicIcfg 13.16/6.52 [2019-03-28 22:46:47,887 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.16/6.52 [2019-03-28 22:46:47,888 INFO L168 Benchmark]: Toolchain (without parser) took 1823.42 ms. Allocated memory was 649.6 MB in the beginning and 656.9 MB in the end (delta: 7.3 MB). Free memory was 564.5 MB in the beginning and 501.2 MB in the end (delta: 63.3 MB). Peak memory consumption was 70.7 MB. Max. memory is 50.3 GB. 13.16/6.52 [2019-03-28 22:46:47,889 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.16/6.52 [2019-03-28 22:46:47,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.80 ms. Allocated memory is still 649.6 MB. Free memory was 564.5 MB in the beginning and 554.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 13.16/6.52 [2019-03-28 22:46:47,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.56 ms. Allocated memory was 649.6 MB in the beginning and 656.9 MB in the end (delta: 7.3 MB). Free memory was 554.7 MB in the beginning and 623.7 MB in the end (delta: -69.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 13.16/6.52 [2019-03-28 22:46:47,891 INFO L168 Benchmark]: Boogie Preprocessor took 20.58 ms. Allocated memory is still 656.9 MB. Free memory was 622.7 MB in the beginning and 621.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.16/6.52 [2019-03-28 22:46:47,892 INFO L168 Benchmark]: RCFGBuilder took 197.93 ms. Allocated memory is still 656.9 MB. Free memory was 621.6 MB in the beginning and 607.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 50.3 GB. 13.16/6.52 [2019-03-28 22:46:47,893 INFO L168 Benchmark]: BlockEncodingV2 took 81.67 ms. Allocated memory is still 656.9 MB. Free memory was 607.4 MB in the beginning and 600.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. 13.16/6.52 [2019-03-28 22:46:47,893 INFO L168 Benchmark]: TraceAbstraction took 156.13 ms. Allocated memory is still 656.9 MB. Free memory was 600.9 MB in the beginning and 592.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 13.16/6.52 [2019-03-28 22:46:47,894 INFO L168 Benchmark]: BuchiAutomizer took 1036.29 ms. Allocated memory is still 656.9 MB. Free memory was 592.3 MB in the beginning and 501.2 MB in the end (delta: 91.1 MB). Peak memory consumption was 91.1 MB. Max. memory is 50.3 GB. 13.16/6.52 [2019-03-28 22:46:47,898 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.16/6.52 --- Results --- 13.16/6.52 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.16/6.52 - StatisticsResult: Initial Icfg 13.16/6.52 7 locations, 9 edges 13.16/6.52 - StatisticsResult: Encoded RCFG 13.16/6.52 2 locations, 2 edges 13.16/6.52 * Results from de.uni_freiburg.informatik.ultimate.core: 13.16/6.52 - StatisticsResult: Toolchain Benchmarks 13.16/6.52 Benchmark results are: 13.16/6.52 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.16/6.52 * CACSL2BoogieTranslator took 226.80 ms. Allocated memory is still 649.6 MB. Free memory was 564.5 MB in the beginning and 554.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 13.16/6.52 * Boogie Procedure Inliner took 98.56 ms. Allocated memory was 649.6 MB in the beginning and 656.9 MB in the end (delta: 7.3 MB). Free memory was 554.7 MB in the beginning and 623.7 MB in the end (delta: -69.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 13.16/6.52 * Boogie Preprocessor took 20.58 ms. Allocated memory is still 656.9 MB. Free memory was 622.7 MB in the beginning and 621.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.16/6.52 * RCFGBuilder took 197.93 ms. Allocated memory is still 656.9 MB. Free memory was 621.6 MB in the beginning and 607.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 50.3 GB. 13.16/6.52 * BlockEncodingV2 took 81.67 ms. Allocated memory is still 656.9 MB. Free memory was 607.4 MB in the beginning and 600.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. 13.16/6.52 * TraceAbstraction took 156.13 ms. Allocated memory is still 656.9 MB. Free memory was 600.9 MB in the beginning and 592.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 13.16/6.52 * BuchiAutomizer took 1036.29 ms. Allocated memory is still 656.9 MB. Free memory was 592.3 MB in the beginning and 501.2 MB in the end (delta: 91.1 MB). Peak memory consumption was 91.1 MB. Max. memory is 50.3 GB. 13.16/6.52 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 - GenericResult: Unfinished Backtranslation 13.16/6.52 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.16/6.52 - AllSpecificationsHoldResult: All specifications hold 13.16/6.52 We were not able to verify any specifiation because the program does not contain any specification. 13.16/6.52 - InvariantResult [Line: 17]: Loop Invariant 13.16/6.52 Derived loop invariant: 1 13.16/6.52 - StatisticsResult: Ultimate Automizer benchmark data 13.16/6.52 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 13.16/6.52 - StatisticsResult: Constructed decomposition of program 13.16/6.52 Trivial decomposition into one nonterminating module. 13.16/6.52 - StatisticsResult: Timing statistics 13.16/6.52 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 sie109 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 13.16/6.52 - TerminationAnalysisResult: Nontermination possible 13.16/6.52 Buchi Automizer proved that your program is nonterminating for some inputs 13.16/6.52 - GeometricNonTerminationArgumentResult [Line: 17]: Nontermination argument in form of an infinite program execution. 13.16/6.52 [2019-03-28 22:46:47,907 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,908 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,908 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,908 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,909 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,909 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,910 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,910 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,911 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,911 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,912 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,912 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,912 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,913 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,913 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,913 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,914 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,914 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 [2019-03-28 22:46:47,915 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.16/6.52 [2019-03-28 22:46:47,915 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.16/6.52 Nontermination argument in form of an infinite execution 13.16/6.52 {|ULTIMATE.start_main_#t~nondet0|=0, |ULTIMATE.start_main_#t~nondet1|=0, |ULTIMATE.start_main_#res|=0, ULTIMATE.start_main_~y~0=0, ~unnamed0~0~false=0, ULTIMATE.start_main_~x~0=0, ~unnamed0~0~true=1} 13.16/6.52 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46488c5=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@da0591a=0, ~unnamed0~0~false=0, x=9, y=-8} 13.16/6.52 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46488c5=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@da0591a=0, ~unnamed0~0~false=0, x=10, y=-9} 13.16/6.52 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46488c5=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@da0591a=0, ~unnamed0~0~false=0, x=11, y=-10} 13.16/6.52 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46488c5=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@da0591a=0, ~unnamed0~0~false=0, x=12, y=-11} 13.16/6.52 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46488c5=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@da0591a=0, ~unnamed0~0~false=0, x=13, y=-12} 13.16/6.52 - StatisticsResult: NonterminationArgumentStatistics 13.16/6.52 Unbounded Execution 1GEVs Lambdas: [4, 12, 1] Mus: [0, 0] 13.16/6.52 - NonterminatingLassoResult [Line: 17]: Nonterminating execution 13.16/6.52 Found a nonterminating execution for the following lasso shaped sequence of statements. 13.16/6.52 Stem: 13.16/6.52 [L12] int x; 13.16/6.52 [L13] int y; 13.16/6.52 [L14] x = __VERIFIER_nondet_int() 13.16/6.52 [L15] y = __VERIFIER_nondet_int() 13.16/6.52 [L16] COND TRUE x + y > 0 13.16/6.52 Loop: 13.16/6.52 [L17] COND TRUE x > 0 13.16/6.52 [L18] x = x + x + y 13.16/6.52 [L19] y = y - 1 13.16/6.52 End of lasso representation. 13.16/6.52 RESULT: Ultimate proved your program to be incorrect! 13.16/6.52 !SESSION 2019-03-28 22:46:42.784 ----------------------------------------------- 13.16/6.52 eclipse.buildId=unknown 13.16/6.52 java.version=1.8.0_181 13.16/6.52 java.vendor=Oracle Corporation 13.16/6.52 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.16/6.52 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.16/6.52 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 13.16/6.52 13.16/6.52 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:46:48.139 13.16/6.52 !MESSAGE The workspace will exit with unsaved changes in this session. 13.16/6.52 Received shutdown request... 13.16/6.52 Ultimate: 13.16/6.52 GTK+ Version Check 13.16/6.52 EOF