13.08/6.49 NO 13.08/6.49 13.08/6.50 Ultimate: Cannot open display: 13.08/6.50 This is Ultimate 0.1.24-8dc7c08-m 13.08/6.50 [2019-03-28 22:52:45,264 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.08/6.50 [2019-03-28 22:52:45,266 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.08/6.50 [2019-03-28 22:52:45,277 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.08/6.50 [2019-03-28 22:52:45,277 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.08/6.50 [2019-03-28 22:52:45,278 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.08/6.50 [2019-03-28 22:52:45,280 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.08/6.50 [2019-03-28 22:52:45,281 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.08/6.50 [2019-03-28 22:52:45,283 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.08/6.50 [2019-03-28 22:52:45,283 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.08/6.50 [2019-03-28 22:52:45,284 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.08/6.50 [2019-03-28 22:52:45,284 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.08/6.50 [2019-03-28 22:52:45,285 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.08/6.50 [2019-03-28 22:52:45,286 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.08/6.50 [2019-03-28 22:52:45,287 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.08/6.50 [2019-03-28 22:52:45,288 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.08/6.50 [2019-03-28 22:52:45,289 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.08/6.50 [2019-03-28 22:52:45,290 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.08/6.50 [2019-03-28 22:52:45,292 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.08/6.50 [2019-03-28 22:52:45,294 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.08/6.50 [2019-03-28 22:52:45,295 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.08/6.50 [2019-03-28 22:52:45,296 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.08/6.50 [2019-03-28 22:52:45,298 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.08/6.50 [2019-03-28 22:52:45,298 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.08/6.50 [2019-03-28 22:52:45,298 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.08/6.50 [2019-03-28 22:52:45,299 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.08/6.50 [2019-03-28 22:52:45,300 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.08/6.50 [2019-03-28 22:52:45,301 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.08/6.50 [2019-03-28 22:52:45,301 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.08/6.50 [2019-03-28 22:52:45,302 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.08/6.50 [2019-03-28 22:52:45,302 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.08/6.50 [2019-03-28 22:52:45,303 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.08/6.50 [2019-03-28 22:52:45,304 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.08/6.50 [2019-03-28 22:52:45,304 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.08/6.50 [2019-03-28 22:52:45,305 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.08/6.50 [2019-03-28 22:52:45,305 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.08/6.50 [2019-03-28 22:52:45,305 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.08/6.50 [2019-03-28 22:52:45,306 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.08/6.50 [2019-03-28 22:52:45,307 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.08/6.50 [2019-03-28 22:52:45,307 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.08/6.50 [2019-03-28 22:52:45,322 INFO L110 SettingsManager]: Loading preferences was successful 13.08/6.50 [2019-03-28 22:52:45,322 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.08/6.50 [2019-03-28 22:52:45,323 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.08/6.50 [2019-03-28 22:52:45,324 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.08/6.50 [2019-03-28 22:52:45,324 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.08/6.50 [2019-03-28 22:52:45,324 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.08/6.50 [2019-03-28 22:52:45,324 INFO L133 SettingsManager]: * Use SBE=true 13.08/6.50 [2019-03-28 22:52:45,324 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.08/6.50 [2019-03-28 22:52:45,324 INFO L133 SettingsManager]: * Use old map elimination=false 13.08/6.50 [2019-03-28 22:52:45,325 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.08/6.50 [2019-03-28 22:52:45,325 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.08/6.50 [2019-03-28 22:52:45,325 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.08/6.50 [2019-03-28 22:52:45,325 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.08/6.50 [2019-03-28 22:52:45,325 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.08/6.50 [2019-03-28 22:52:45,325 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:45,326 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.08/6.50 [2019-03-28 22:52:45,326 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.08/6.50 [2019-03-28 22:52:45,326 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.08/6.50 [2019-03-28 22:52:45,326 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.08/6.50 [2019-03-28 22:52:45,326 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.08/6.50 [2019-03-28 22:52:45,327 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.08/6.50 [2019-03-28 22:52:45,327 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.08/6.50 [2019-03-28 22:52:45,327 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.08/6.50 [2019-03-28 22:52:45,327 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.08/6.50 [2019-03-28 22:52:45,327 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.08/6.50 [2019-03-28 22:52:45,327 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.08/6.50 [2019-03-28 22:52:45,328 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.08/6.50 [2019-03-28 22:52:45,328 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.08/6.50 [2019-03-28 22:52:45,328 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.08/6.50 [2019-03-28 22:52:45,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.08/6.50 [2019-03-28 22:52:45,367 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.08/6.50 [2019-03-28 22:52:45,371 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.08/6.50 [2019-03-28 22:52:45,372 INFO L271 PluginConnector]: Initializing CDTParser... 13.08/6.50 [2019-03-28 22:52:45,372 INFO L276 PluginConnector]: CDTParser initialized 13.08/6.50 [2019-03-28 22:52:45,373 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.08/6.50 [2019-03-28 22:52:45,482 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/fc1f4da901414d879c090e205daa45a0/FLAG975d72207 13.08/6.50 [2019-03-28 22:52:45,817 INFO L307 CDTParser]: Found 1 translation units. 13.08/6.50 [2019-03-28 22:52:45,817 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.08/6.50 [2019-03-28 22:52:45,824 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/fc1f4da901414d879c090e205daa45a0/FLAG975d72207 13.08/6.50 [2019-03-28 22:52:46,211 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/fc1f4da901414d879c090e205daa45a0 13.08/6.50 [2019-03-28 22:52:46,223 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.08/6.50 [2019-03-28 22:52:46,225 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.08/6.50 [2019-03-28 22:52:46,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.08/6.50 [2019-03-28 22:52:46,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.08/6.50 [2019-03-28 22:52:46,230 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.08/6.50 [2019-03-28 22:52:46,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d09593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46, skipping insertion in model container 13.08/6.50 [2019-03-28 22:52:46,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.08/6.50 [2019-03-28 22:52:46,261 INFO L176 MainTranslator]: Built tables and reachable declarations 13.08/6.50 [2019-03-28 22:52:46,430 INFO L206 PostProcessor]: Analyzing one entry point: main 13.08/6.50 [2019-03-28 22:52:46,435 INFO L191 MainTranslator]: Completed pre-run 13.08/6.50 [2019-03-28 22:52:46,451 INFO L206 PostProcessor]: Analyzing one entry point: main 13.08/6.50 [2019-03-28 22:52:46,467 INFO L195 MainTranslator]: Completed translation 13.08/6.50 [2019-03-28 22:52:46,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46 WrapperNode 13.08/6.50 [2019-03-28 22:52:46,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.08/6.50 [2019-03-28 22:52:46,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.08/6.50 [2019-03-28 22:52:46,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.08/6.50 [2019-03-28 22:52:46,469 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.08/6.50 [2019-03-28 22:52:46,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.08/6.50 [2019-03-28 22:52:46,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.08/6.50 [2019-03-28 22:52:46,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.08/6.50 [2019-03-28 22:52:46,566 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.08/6.50 [2019-03-28 22:52:46,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.08/6.50 [2019-03-28 22:52:46,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.08/6.50 [2019-03-28 22:52:46,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.08/6.50 [2019-03-28 22:52:46,585 INFO L276 PluginConnector]: RCFGBuilder initialized 13.08/6.50 [2019-03-28 22:52:46,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (1/1) ... 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.08/6.50 [2019-03-28 22:52:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.08/6.50 [2019-03-28 22:52:46,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.08/6.50 [2019-03-28 22:52:46,766 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.08/6.50 [2019-03-28 22:52:46,766 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.08/6.50 [2019-03-28 22:52:46,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:46 BoogieIcfgContainer 13.08/6.50 [2019-03-28 22:52:46,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.08/6.50 [2019-03-28 22:52:46,768 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.08/6.50 [2019-03-28 22:52:46,768 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.08/6.50 [2019-03-28 22:52:46,770 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.08/6.50 [2019-03-28 22:52:46,771 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:46" (1/1) ... 13.08/6.50 [2019-03-28 22:52:46,785 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 13.08/6.50 [2019-03-28 22:52:46,787 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.08/6.50 [2019-03-28 22:52:46,788 INFO L263 BlockEncoder]: Using Maximize final states 13.08/6.50 [2019-03-28 22:52:46,788 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.08/6.50 [2019-03-28 22:52:46,789 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.08/6.50 [2019-03-28 22:52:46,791 INFO L296 BlockEncoder]: Using Remove sink states 13.08/6.50 [2019-03-28 22:52:46,792 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.08/6.50 [2019-03-28 22:52:46,792 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.08/6.50 [2019-03-28 22:52:46,805 INFO L185 BlockEncoder]: Using Use SBE 13.08/6.50 [2019-03-28 22:52:46,813 INFO L200 BlockEncoder]: SBE split 0 edges 13.08/6.50 [2019-03-28 22:52:46,818 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.08/6.50 [2019-03-28 22:52:46,820 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.08/6.50 [2019-03-28 22:52:46,833 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 13.08/6.50 [2019-03-28 22:52:46,835 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 13.08/6.50 [2019-03-28 22:52:46,836 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.08/6.50 [2019-03-28 22:52:46,837 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.08/6.50 [2019-03-28 22:52:46,837 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.08/6.50 [2019-03-28 22:52:46,837 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.08/6.50 [2019-03-28 22:52:46,837 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 13.08/6.50 [2019-03-28 22:52:46,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:52:46 BasicIcfg 13.08/6.50 [2019-03-28 22:52:46,838 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.08/6.50 [2019-03-28 22:52:46,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.08/6.50 [2019-03-28 22:52:46,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.08/6.50 [2019-03-28 22:52:46,842 INFO L276 PluginConnector]: TraceAbstraction initialized 13.08/6.50 [2019-03-28 22:52:46,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:52:46" (1/4) ... 13.08/6.50 [2019-03-28 22:52:46,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36f18b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:52:46, skipping insertion in model container 13.08/6.50 [2019-03-28 22:52:46,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (2/4) ... 13.08/6.50 [2019-03-28 22:52:46,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36f18b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:52:46, skipping insertion in model container 13.08/6.50 [2019-03-28 22:52:46,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:46" (3/4) ... 13.08/6.50 [2019-03-28 22:52:46,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36f18b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:52:46, skipping insertion in model container 13.08/6.50 [2019-03-28 22:52:46,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:52:46" (4/4) ... 13.08/6.50 [2019-03-28 22:52:46,847 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.08/6.50 [2019-03-28 22:52:46,857 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.08/6.50 [2019-03-28 22:52:46,864 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.08/6.50 [2019-03-28 22:52:46,881 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.08/6.50 [2019-03-28 22:52:46,911 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.08/6.50 [2019-03-28 22:52:46,911 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.08/6.50 [2019-03-28 22:52:46,912 INFO L383 AbstractCegarLoop]: Hoare is true 13.08/6.50 [2019-03-28 22:52:46,912 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.08/6.50 [2019-03-28 22:52:46,912 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.08/6.50 [2019-03-28 22:52:46,912 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.08/6.50 [2019-03-28 22:52:46,912 INFO L387 AbstractCegarLoop]: Difference is false 13.08/6.50 [2019-03-28 22:52:46,912 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.08/6.50 [2019-03-28 22:52:46,913 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.08/6.50 [2019-03-28 22:52:46,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 13.08/6.50 [2019-03-28 22:52:46,932 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.08/6.50 [2019-03-28 22:52:46,935 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 13.08/6.50 [2019-03-28 22:52:46,985 INFO L451 ceAbstractionStarter]: At program point L19-2(lines 19 22) the Hoare annotation is: true 13.08/6.50 [2019-03-28 22:52:46,985 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.08/6.50 [2019-03-28 22:52:46,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:52:46 BasicIcfg 13.08/6.50 [2019-03-28 22:52:46,994 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.08/6.50 [2019-03-28 22:52:46,995 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.08/6.50 [2019-03-28 22:52:46,995 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.08/6.50 [2019-03-28 22:52:46,998 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.08/6.50 [2019-03-28 22:52:46,999 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.08/6.50 [2019-03-28 22:52:46,999 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:52:46" (1/5) ... 13.08/6.50 [2019-03-28 22:52:47,000 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b05ff5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:52:46, skipping insertion in model container 13.08/6.50 [2019-03-28 22:52:47,000 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.08/6.50 [2019-03-28 22:52:47,000 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:46" (2/5) ... 13.08/6.50 [2019-03-28 22:52:47,000 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b05ff5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:52:47, skipping insertion in model container 13.08/6.50 [2019-03-28 22:52:47,001 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.08/6.50 [2019-03-28 22:52:47,001 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:46" (3/5) ... 13.08/6.50 [2019-03-28 22:52:47,001 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b05ff5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:52:47, skipping insertion in model container 13.08/6.50 [2019-03-28 22:52:47,001 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.08/6.50 [2019-03-28 22:52:47,001 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:52:46" (4/5) ... 13.08/6.50 [2019-03-28 22:52:47,002 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b05ff5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:52:47, skipping insertion in model container 13.08/6.50 [2019-03-28 22:52:47,002 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.08/6.50 [2019-03-28 22:52:47,002 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:52:46" (5/5) ... 13.08/6.50 [2019-03-28 22:52:47,003 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.08/6.50 [2019-03-28 22:52:47,031 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.08/6.50 [2019-03-28 22:52:47,031 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.08/6.50 [2019-03-28 22:52:47,032 INFO L375 BuchiCegarLoop]: Hoare is true 13.08/6.50 [2019-03-28 22:52:47,032 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.08/6.50 [2019-03-28 22:52:47,032 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.08/6.50 [2019-03-28 22:52:47,032 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.08/6.50 [2019-03-28 22:52:47,032 INFO L379 BuchiCegarLoop]: Difference is false 13.08/6.50 [2019-03-28 22:52:47,032 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.08/6.50 [2019-03-28 22:52:47,032 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.08/6.50 [2019-03-28 22:52:47,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.08/6.50 [2019-03-28 22:52:47,052 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.08/6.50 [2019-03-28 22:52:47,053 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.08/6.50 [2019-03-28 22:52:47,053 INFO L119 BuchiIsEmpty]: Starting construction of run 13.08/6.50 [2019-03-28 22:52:47,058 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.08/6.50 [2019-03-28 22:52:47,058 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.08/6.50 [2019-03-28 22:52:47,058 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.08/6.50 [2019-03-28 22:52:47,059 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.08/6.50 [2019-03-28 22:52:47,059 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.08/6.50 [2019-03-28 22:52:47,059 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.08/6.50 [2019-03-28 22:52:47,059 INFO L119 BuchiIsEmpty]: Starting construction of run 13.08/6.50 [2019-03-28 22:52:47,060 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.08/6.50 [2019-03-28 22:52:47,060 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.08/6.50 [2019-03-28 22:52:47,065 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L19-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L19-2true 13.08/6.50 [2019-03-28 22:52:47,065 INFO L796 eck$LassoCheckResult]: Loop: 4#L19-2true [22] L19-2-->L19-2: Formula: (and (<= 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~y~0_7 v_ULTIMATE.start_main_~x~0_8)) (= v_ULTIMATE.start_main_~y~0_6 (+ v_ULTIMATE.start_main_~y~0_7 1))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L19-2true 13.08/6.50 [2019-03-28 22:52:47,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.08/6.50 [2019-03-28 22:52:47,072 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 13.08/6.50 [2019-03-28 22:52:47,074 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.08/6.50 [2019-03-28 22:52:47,074 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.08/6.50 [2019-03-28 22:52:47,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.08/6.50 [2019-03-28 22:52:47,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.08/6.50 [2019-03-28 22:52:47,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.08/6.50 [2019-03-28 22:52:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.08/6.50 [2019-03-28 22:52:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.08/6.50 [2019-03-28 22:52:47,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.08/6.50 [2019-03-28 22:52:47,144 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 13.08/6.50 [2019-03-28 22:52:47,144 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.08/6.50 [2019-03-28 22:52:47,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.08/6.50 [2019-03-28 22:52:47,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.08/6.50 [2019-03-28 22:52:47,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.08/6.50 [2019-03-28 22:52:47,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.08/6.50 [2019-03-28 22:52:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.08/6.50 [2019-03-28 22:52:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.08/6.50 [2019-03-28 22:52:47,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.08/6.50 [2019-03-28 22:52:47,159 INFO L82 PathProgramCache]: Analyzing trace with hash 1541, now seen corresponding path program 1 times 13.08/6.50 [2019-03-28 22:52:47,159 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.08/6.50 [2019-03-28 22:52:47,159 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.08/6.50 [2019-03-28 22:52:47,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.08/6.50 [2019-03-28 22:52:47,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.08/6.50 [2019-03-28 22:52:47,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.08/6.50 [2019-03-28 22:52:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.08/6.50 [2019-03-28 22:52:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.08/6.50 [2019-03-28 22:52:47,238 INFO L216 LassoAnalysis]: Preferences: 13.08/6.50 [2019-03-28 22:52:47,239 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.08/6.50 [2019-03-28 22:52:47,240 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.08/6.50 [2019-03-28 22:52:47,240 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.08/6.50 [2019-03-28 22:52:47,240 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.08/6.50 [2019-03-28 22:52:47,240 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,240 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.08/6.50 [2019-03-28 22:52:47,241 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.08/6.50 [2019-03-28 22:52:47,241 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.08/6.50 [2019-03-28 22:52:47,241 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.08/6.50 [2019-03-28 22:52:47,241 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.08/6.50 [2019-03-28 22:52:47,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.08/6.50 [2019-03-28 22:52:47,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.08/6.50 [2019-03-28 22:52:47,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.08/6.50 [2019-03-28 22:52:47,371 INFO L300 LassoAnalysis]: Preprocessing complete. 13.08/6.50 [2019-03-28 22:52:47,372 INFO L412 LassoAnalysis]: Checking for nontermination... 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,380 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,381 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 [2019-03-28 22:52:47,416 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.08/6.50 [2019-03-28 22:52:47,416 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: [] 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,423 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,423 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 [2019-03-28 22:52:47,452 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.08/6.50 [2019-03-28 22:52:47,452 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: [] 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,458 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,458 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,490 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,491 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 [2019-03-28 22:52:47,574 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.08/6.50 [2019-03-28 22:52:47,574 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=1, ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~y~0=1, ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=1, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 1, 0] Nus: [1, 0] 13.08/6.50 [2019-03-28 22:52:47,612 INFO L216 LassoAnalysis]: Preferences: 13.08/6.50 [2019-03-28 22:52:47,612 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.08/6.50 [2019-03-28 22:52:47,612 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.08/6.50 [2019-03-28 22:52:47,613 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.08/6.50 [2019-03-28 22:52:47,613 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.08/6.50 [2019-03-28 22:52:47,613 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,613 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.08/6.50 [2019-03-28 22:52:47,613 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.08/6.50 [2019-03-28 22:52:47,613 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 13.08/6.50 [2019-03-28 22:52:47,614 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.08/6.50 [2019-03-28 22:52:47,614 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.08/6.50 [2019-03-28 22:52:47,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.08/6.50 [2019-03-28 22:52:47,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.08/6.50 [2019-03-28 22:52:47,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.08/6.50 [2019-03-28 22:52:47,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.08/6.50 [2019-03-28 22:52:47,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.08/6.50 [2019-03-28 22:52:47,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.08/6.50 [2019-03-28 22:52:47,747 INFO L300 LassoAnalysis]: Preprocessing complete. 13.08/6.50 [2019-03-28 22:52:47,747 INFO L412 LassoAnalysis]: Checking for nontermination... 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,751 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,751 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 [2019-03-28 22:52:47,755 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.08/6.50 [2019-03-28 22:52:47,756 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: [] 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,785 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,785 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 [2019-03-28 22:52:47,813 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.08/6.50 [2019-03-28 22:52:47,813 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: [] 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,818 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,819 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 [2019-03-28 22:52:47,823 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.08/6.50 [2019-03-28 22:52:47,823 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: [] 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,851 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,851 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,884 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,884 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 [2019-03-28 22:52:47,967 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.08/6.50 [2019-03-28 22:52:47,967 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=1} Honda state: {ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=1}, {ULTIMATE.start_main_~x~0=1, ULTIMATE.start_main_~y~0=0}, {ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=0}] Lambdas: [1, 1, 0] Nus: [1, 0] 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:47,995 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:47,996 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 [2019-03-28 22:52:47,999 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.08/6.50 [2019-03-28 22:52:48,000 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: [] 13.08/6.50 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.08/6.50 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.08/6.50 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.08/6.50 [2019-03-28 22:52:48,028 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.08/6.50 [2019-03-28 22:52:48,028 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.08/6.50 [2019-03-28 22:52:48,055 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.08/6.50 [2019-03-28 22:52:48,056 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: [] 13.08/6.50 [2019-03-28 22:52:48,068 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,070 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,071 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,072 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,072 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,072 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,073 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,073 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,074 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,074 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:52:48 BasicIcfg 13.08/6.50 [2019-03-28 22:52:48,086 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.08/6.50 [2019-03-28 22:52:48,086 INFO L168 Benchmark]: Toolchain (without parser) took 1862.71 ms. Allocated memory was 649.6 MB in the beginning and 681.6 MB in the end (delta: 32.0 MB). Free memory was 565.0 MB in the beginning and 527.2 MB in the end (delta: 37.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 50.3 GB. 13.08/6.50 [2019-03-28 22:52:48,088 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. 13.08/6.50 [2019-03-28 22:52:48,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.80 ms. Allocated memory is still 649.6 MB. Free memory was 565.0 MB in the beginning and 555.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 50.3 GB. 13.08/6.50 [2019-03-28 22:52:48,089 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.69 ms. Allocated memory was 649.6 MB in the beginning and 681.6 MB in the end (delta: 32.0 MB). Free memory was 555.3 MB in the beginning and 647.6 MB in the end (delta: -92.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 50.3 GB. 13.08/6.50 [2019-03-28 22:52:48,090 INFO L168 Benchmark]: Boogie Preprocessor took 19.35 ms. Allocated memory is still 681.6 MB. Free memory is still 646.2 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.08/6.50 [2019-03-28 22:52:48,090 INFO L168 Benchmark]: RCFGBuilder took 182.62 ms. Allocated memory is still 681.6 MB. Free memory was 646.2 MB in the beginning and 632.3 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 50.3 GB. 13.08/6.50 [2019-03-28 22:52:48,091 INFO L168 Benchmark]: BlockEncodingV2 took 70.25 ms. Allocated memory is still 681.6 MB. Free memory was 632.3 MB in the beginning and 626.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.08/6.50 [2019-03-28 22:52:48,092 INFO L168 Benchmark]: TraceAbstraction took 154.93 ms. Allocated memory is still 681.6 MB. Free memory was 626.9 MB in the beginning and 618.8 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 13.08/6.50 [2019-03-28 22:52:48,092 INFO L168 Benchmark]: BuchiAutomizer took 1091.20 ms. Allocated memory is still 681.6 MB. Free memory was 618.8 MB in the beginning and 527.2 MB in the end (delta: 91.5 MB). Peak memory consumption was 91.5 MB. Max. memory is 50.3 GB. 13.08/6.50 [2019-03-28 22:52:48,096 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.08/6.50 --- Results --- 13.08/6.50 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.08/6.50 - StatisticsResult: Initial Icfg 13.08/6.50 6 locations, 7 edges 13.08/6.50 - StatisticsResult: Encoded RCFG 13.08/6.50 2 locations, 2 edges 13.08/6.50 * Results from de.uni_freiburg.informatik.ultimate.core: 13.08/6.50 - StatisticsResult: Toolchain Benchmarks 13.08/6.50 Benchmark results are: 13.08/6.50 * 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. 13.08/6.50 * CACSL2BoogieTranslator took 241.80 ms. Allocated memory is still 649.6 MB. Free memory was 565.0 MB in the beginning and 555.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 50.3 GB. 13.08/6.50 * Boogie Procedure Inliner took 96.69 ms. Allocated memory was 649.6 MB in the beginning and 681.6 MB in the end (delta: 32.0 MB). Free memory was 555.3 MB in the beginning and 647.6 MB in the end (delta: -92.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 50.3 GB. 13.08/6.50 * Boogie Preprocessor took 19.35 ms. Allocated memory is still 681.6 MB. Free memory is still 646.2 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.08/6.50 * RCFGBuilder took 182.62 ms. Allocated memory is still 681.6 MB. Free memory was 646.2 MB in the beginning and 632.3 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 50.3 GB. 13.08/6.50 * BlockEncodingV2 took 70.25 ms. Allocated memory is still 681.6 MB. Free memory was 632.3 MB in the beginning and 626.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.08/6.50 * TraceAbstraction took 154.93 ms. Allocated memory is still 681.6 MB. Free memory was 626.9 MB in the beginning and 618.8 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 13.08/6.50 * BuchiAutomizer took 1091.20 ms. Allocated memory is still 681.6 MB. Free memory was 618.8 MB in the beginning and 527.2 MB in the end (delta: 91.5 MB). Peak memory consumption was 91.5 MB. Max. memory is 50.3 GB. 13.08/6.50 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 - GenericResult: Unfinished Backtranslation 13.08/6.50 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.08/6.50 - AllSpecificationsHoldResult: All specifications hold 13.08/6.50 We were not able to verify any specifiation because the program does not contain any specification. 13.08/6.50 - InvariantResult [Line: 19]: Loop Invariant 13.08/6.50 Derived loop invariant: 1 13.08/6.50 - StatisticsResult: Ultimate Automizer benchmark data 13.08/6.50 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 13.08/6.50 - StatisticsResult: Constructed decomposition of program 13.08/6.50 Trivial decomposition into one nonterminating module. 13.08/6.50 - StatisticsResult: Timing statistics 13.08/6.50 BüchiAutomizer plugin needed 1.0s 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: inital15 mio100 ax179 hnf100 lsp55 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq179 hnf92 smp100 dnf100 smp100 tf108 neg100 sie100 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s 13.08/6.50 - TerminationAnalysisResult: Nontermination possible 13.08/6.50 Buchi Automizer proved that your program is nonterminating for some inputs 13.08/6.50 - GeometricNonTerminationArgumentResult [Line: 19]: Nontermination argument in form of an infinite program execution. 13.08/6.50 [2019-03-28 22:52:48,105 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,106 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,106 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,107 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,107 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,107 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,108 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,108 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,109 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,109 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,109 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,111 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,111 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 [2019-03-28 22:52:48,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.08/6.50 [2019-03-28 22:52:48,113 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.08/6.50 Nontermination argument in form of an infinite execution 13.08/6.50 {|ULTIMATE.start_main_#t~nondet0|=0, |ULTIMATE.start_main_#t~nondet1|=0, |ULTIMATE.start_main_#res|=0, ULTIMATE.start_main_~y~0=1, ~unnamed0~0~false=0, ULTIMATE.start_main_~x~0=0, ~unnamed0~0~true=1} 13.08/6.50 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44f125f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@75e7e5af=0, ~unnamed0~0~false=0, x=0, y=1} 13.08/6.50 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44f125f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@75e7e5af=0, ~unnamed0~0~false=0, x=1, y=2} 13.08/6.50 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44f125f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@75e7e5af=0, ~unnamed0~0~false=0, x=3, y=3} 13.08/6.50 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44f125f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@75e7e5af=0, ~unnamed0~0~false=0, x=6, y=4} 13.08/6.50 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44f125f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@75e7e5af=0, ~unnamed0~0~false=0, x=10, y=5} 13.08/6.50 - StatisticsResult: NonterminationArgumentStatistics 13.08/6.50 Unbounded Execution 2GEVs Lambdas: [1, 1, 0] Mus: [1, 0] 13.08/6.50 - NonterminatingLassoResult [Line: 19]: Nonterminating execution 13.08/6.50 Found a nonterminating execution for the following lasso shaped sequence of statements. 13.08/6.50 Stem: 13.08/6.50 [L15] int x; 13.08/6.50 [L16] int y; 13.08/6.50 [L17] x = __VERIFIER_nondet_int() 13.08/6.50 [L18] y = __VERIFIER_nondet_int() 13.08/6.50 Loop: 13.08/6.50 [L19] COND TRUE x >= 0 13.08/6.50 [L20] x = x + y 13.08/6.50 [L21] y = y + 1 13.08/6.50 End of lasso representation. 13.08/6.50 RESULT: Ultimate proved your program to be incorrect! 13.08/6.50 !SESSION 2019-03-28 22:52:42.912 ----------------------------------------------- 13.08/6.50 eclipse.buildId=unknown 13.08/6.50 java.version=1.8.0_181 13.08/6.50 java.vendor=Oracle Corporation 13.08/6.50 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.08/6.50 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.08/6.50 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 13.08/6.50 13.08/6.50 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:52:48.337 13.08/6.50 !MESSAGE The workspace will exit with unsaved changes in this session. 13.08/6.50 Received shutdown request... 13.08/6.50 Ultimate: 13.08/6.50 GTK+ Version Check 13.08/6.50 EOF