12.17/6.19 YES 12.17/6.19 12.17/6.19 Ultimate: Cannot open display: 12.17/6.19 This is Ultimate 0.1.24-8dc7c08-m 12.17/6.19 [2019-03-29 01:47:48,249 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.17/6.19 [2019-03-29 01:47:48,251 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.17/6.19 [2019-03-29 01:47:48,263 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.17/6.19 [2019-03-29 01:47:48,263 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.17/6.19 [2019-03-29 01:47:48,264 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.17/6.19 [2019-03-29 01:47:48,265 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.17/6.19 [2019-03-29 01:47:48,267 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.17/6.19 [2019-03-29 01:47:48,268 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.17/6.19 [2019-03-29 01:47:48,269 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.17/6.19 [2019-03-29 01:47:48,270 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.17/6.19 [2019-03-29 01:47:48,270 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.17/6.19 [2019-03-29 01:47:48,271 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.17/6.19 [2019-03-29 01:47:48,272 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.17/6.19 [2019-03-29 01:47:48,273 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.17/6.19 [2019-03-29 01:47:48,274 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.17/6.19 [2019-03-29 01:47:48,275 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.17/6.19 [2019-03-29 01:47:48,276 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.17/6.19 [2019-03-29 01:47:48,278 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.17/6.19 [2019-03-29 01:47:48,279 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.17/6.19 [2019-03-29 01:47:48,280 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.17/6.19 [2019-03-29 01:47:48,282 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.17/6.19 [2019-03-29 01:47:48,284 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.17/6.19 [2019-03-29 01:47:48,284 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.17/6.19 [2019-03-29 01:47:48,284 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.17/6.19 [2019-03-29 01:47:48,285 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.17/6.19 [2019-03-29 01:47:48,286 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.17/6.19 [2019-03-29 01:47:48,286 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.17/6.19 [2019-03-29 01:47:48,287 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.17/6.19 [2019-03-29 01:47:48,287 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.17/6.19 [2019-03-29 01:47:48,288 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.17/6.19 [2019-03-29 01:47:48,289 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.17/6.19 [2019-03-29 01:47:48,290 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.17/6.19 [2019-03-29 01:47:48,290 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.17/6.19 [2019-03-29 01:47:48,290 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.17/6.19 [2019-03-29 01:47:48,291 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.17/6.19 [2019-03-29 01:47:48,291 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.17/6.19 [2019-03-29 01:47:48,292 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.17/6.19 [2019-03-29 01:47:48,292 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.17/6.19 [2019-03-29 01:47:48,293 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.17/6.19 [2019-03-29 01:47:48,307 INFO L110 SettingsManager]: Loading preferences was successful 12.17/6.19 [2019-03-29 01:47:48,307 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.17/6.19 [2019-03-29 01:47:48,309 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.17/6.19 [2019-03-29 01:47:48,309 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.17/6.19 [2019-03-29 01:47:48,309 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.17/6.19 [2019-03-29 01:47:48,309 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.17/6.19 [2019-03-29 01:47:48,309 INFO L133 SettingsManager]: * Use SBE=true 12.17/6.19 [2019-03-29 01:47:48,309 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.17/6.19 [2019-03-29 01:47:48,310 INFO L133 SettingsManager]: * Use old map elimination=false 12.17/6.19 [2019-03-29 01:47:48,310 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.17/6.19 [2019-03-29 01:47:48,310 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.17/6.19 [2019-03-29 01:47:48,310 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.17/6.19 [2019-03-29 01:47:48,310 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.17/6.19 [2019-03-29 01:47:48,310 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.17/6.19 [2019-03-29 01:47:48,311 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.17/6.19 [2019-03-29 01:47:48,311 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.17/6.19 [2019-03-29 01:47:48,311 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.17/6.19 [2019-03-29 01:47:48,311 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.17/6.19 [2019-03-29 01:47:48,311 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.17/6.19 [2019-03-29 01:47:48,312 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.17/6.19 [2019-03-29 01:47:48,312 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.17/6.19 [2019-03-29 01:47:48,312 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.17/6.19 [2019-03-29 01:47:48,312 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.17/6.19 [2019-03-29 01:47:48,312 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.17/6.19 [2019-03-29 01:47:48,312 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.17/6.19 [2019-03-29 01:47:48,313 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.17/6.19 [2019-03-29 01:47:48,313 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.17/6.19 [2019-03-29 01:47:48,313 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.17/6.19 [2019-03-29 01:47:48,313 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.17/6.19 [2019-03-29 01:47:48,338 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.17/6.19 [2019-03-29 01:47:48,352 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.17/6.19 [2019-03-29 01:47:48,355 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.17/6.19 [2019-03-29 01:47:48,357 INFO L271 PluginConnector]: Initializing CDTParser... 12.17/6.19 [2019-03-29 01:47:48,357 INFO L276 PluginConnector]: CDTParser initialized 12.17/6.19 [2019-03-29 01:47:48,358 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.17/6.19 [2019-03-29 01:47:48,424 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/c22917c53f434f73815deff6b736c1dd/FLAG8fc1b4009 12.17/6.19 [2019-03-29 01:47:48,782 INFO L307 CDTParser]: Found 1 translation units. 12.17/6.19 [2019-03-29 01:47:48,783 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.17/6.19 [2019-03-29 01:47:48,790 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/c22917c53f434f73815deff6b736c1dd/FLAG8fc1b4009 12.17/6.19 [2019-03-29 01:47:49,183 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/c22917c53f434f73815deff6b736c1dd 12.17/6.19 [2019-03-29 01:47:49,194 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.17/6.19 [2019-03-29 01:47:49,196 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.17/6.19 [2019-03-29 01:47:49,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.17/6.19 [2019-03-29 01:47:49,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.17/6.19 [2019-03-29 01:47:49,201 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.17/6.19 [2019-03-29 01:47:49,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f220a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49, skipping insertion in model container 12.17/6.19 [2019-03-29 01:47:49,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.17/6.19 [2019-03-29 01:47:49,230 INFO L176 MainTranslator]: Built tables and reachable declarations 12.17/6.19 [2019-03-29 01:47:49,384 INFO L206 PostProcessor]: Analyzing one entry point: main 12.17/6.19 [2019-03-29 01:47:49,389 INFO L191 MainTranslator]: Completed pre-run 12.17/6.19 [2019-03-29 01:47:49,404 INFO L206 PostProcessor]: Analyzing one entry point: main 12.17/6.19 [2019-03-29 01:47:49,419 INFO L195 MainTranslator]: Completed translation 12.17/6.19 [2019-03-29 01:47:49,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49 WrapperNode 12.17/6.19 [2019-03-29 01:47:49,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.17/6.19 [2019-03-29 01:47:49,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.17/6.19 [2019-03-29 01:47:49,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.17/6.19 [2019-03-29 01:47:49,421 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.17/6.19 [2019-03-29 01:47:49,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.17/6.19 [2019-03-29 01:47:49,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.17/6.19 [2019-03-29 01:47:49,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.17/6.19 [2019-03-29 01:47:49,512 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.17/6.19 [2019-03-29 01:47:49,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,523 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.17/6.19 [2019-03-29 01:47:49,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.17/6.19 [2019-03-29 01:47:49,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.17/6.19 [2019-03-29 01:47:49,532 INFO L276 PluginConnector]: RCFGBuilder initialized 12.17/6.19 [2019-03-29 01:47:49,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (1/1) ... 12.17/6.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.17/6.19 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.17/6.19 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.17/6.19 [2019-03-29 01:47:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.17/6.19 [2019-03-29 01:47:49,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.17/6.19 [2019-03-29 01:47:49,715 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.17/6.19 [2019-03-29 01:47:49,715 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.17/6.19 [2019-03-29 01:47:49,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:47:49 BoogieIcfgContainer 12.17/6.19 [2019-03-29 01:47:49,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.17/6.19 [2019-03-29 01:47:49,717 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.17/6.19 [2019-03-29 01:47:49,717 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.17/6.19 [2019-03-29 01:47:49,719 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.17/6.19 [2019-03-29 01:47:49,720 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:47:49" (1/1) ... 12.17/6.19 [2019-03-29 01:47:49,734 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 12.17/6.19 [2019-03-29 01:47:49,736 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.17/6.19 [2019-03-29 01:47:49,737 INFO L263 BlockEncoder]: Using Maximize final states 12.17/6.19 [2019-03-29 01:47:49,737 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.17/6.19 [2019-03-29 01:47:49,738 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.17/6.19 [2019-03-29 01:47:49,739 INFO L296 BlockEncoder]: Using Remove sink states 12.17/6.19 [2019-03-29 01:47:49,740 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.17/6.19 [2019-03-29 01:47:49,741 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.17/6.19 [2019-03-29 01:47:49,755 INFO L185 BlockEncoder]: Using Use SBE 12.17/6.19 [2019-03-29 01:47:49,769 INFO L200 BlockEncoder]: SBE split 1 edges 12.17/6.19 [2019-03-29 01:47:49,774 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.17/6.19 [2019-03-29 01:47:49,776 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.17/6.19 [2019-03-29 01:47:49,786 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 12.17/6.19 [2019-03-29 01:47:49,788 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 12.17/6.19 [2019-03-29 01:47:49,789 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.17/6.19 [2019-03-29 01:47:49,790 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.17/6.19 [2019-03-29 01:47:49,790 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.17/6.19 [2019-03-29 01:47:49,790 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.17/6.19 [2019-03-29 01:47:49,790 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.17/6.19 [2019-03-29 01:47:49,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:47:49 BasicIcfg 12.17/6.19 [2019-03-29 01:47:49,791 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.17/6.19 [2019-03-29 01:47:49,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.17/6.19 [2019-03-29 01:47:49,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.17/6.19 [2019-03-29 01:47:49,795 INFO L276 PluginConnector]: TraceAbstraction initialized 12.17/6.19 [2019-03-29 01:47:49,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:47:49" (1/4) ... 12.17/6.19 [2019-03-29 01:47:49,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ebe0c56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:47:49, skipping insertion in model container 12.17/6.19 [2019-03-29 01:47:49,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (2/4) ... 12.17/6.19 [2019-03-29 01:47:49,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ebe0c56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:47:49, skipping insertion in model container 12.17/6.19 [2019-03-29 01:47:49,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:47:49" (3/4) ... 12.17/6.19 [2019-03-29 01:47:49,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ebe0c56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:47:49, skipping insertion in model container 12.17/6.19 [2019-03-29 01:47:49,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:47:49" (4/4) ... 12.17/6.19 [2019-03-29 01:47:49,799 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.17/6.19 [2019-03-29 01:47:49,808 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.17/6.19 [2019-03-29 01:47:49,816 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.17/6.19 [2019-03-29 01:47:49,833 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.17/6.19 [2019-03-29 01:47:49,862 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.17/6.19 [2019-03-29 01:47:49,863 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.17/6.19 [2019-03-29 01:47:49,863 INFO L383 AbstractCegarLoop]: Hoare is true 12.17/6.19 [2019-03-29 01:47:49,863 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.17/6.19 [2019-03-29 01:47:49,863 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.17/6.19 [2019-03-29 01:47:49,863 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.17/6.19 [2019-03-29 01:47:49,863 INFO L387 AbstractCegarLoop]: Difference is false 12.17/6.19 [2019-03-29 01:47:49,864 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.17/6.19 [2019-03-29 01:47:49,864 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.17/6.19 [2019-03-29 01:47:49,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.17/6.19 [2019-03-29 01:47:49,883 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.17/6.19 [2019-03-29 01:47:49,886 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.17/6.19 [2019-03-29 01:47:49,935 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.17/6.19 [2019-03-29 01:47:49,935 INFO L451 ceAbstractionStarter]: At program point L26-2(lines 26 29) the Hoare annotation is: true 12.17/6.19 [2019-03-29 01:47:49,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:47:49 BasicIcfg 12.17/6.19 [2019-03-29 01:47:49,944 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.17/6.19 [2019-03-29 01:47:49,944 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.17/6.19 [2019-03-29 01:47:49,944 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.17/6.19 [2019-03-29 01:47:49,948 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.17/6.19 [2019-03-29 01:47:49,949 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.17/6.19 [2019-03-29 01:47:49,949 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:47:49" (1/5) ... 12.17/6.19 [2019-03-29 01:47:49,949 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@758daf25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:47:49, skipping insertion in model container 12.17/6.19 [2019-03-29 01:47:49,950 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.17/6.19 [2019-03-29 01:47:49,950 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:47:49" (2/5) ... 12.17/6.19 [2019-03-29 01:47:49,950 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@758daf25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:47:49, skipping insertion in model container 12.17/6.19 [2019-03-29 01:47:49,950 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.17/6.19 [2019-03-29 01:47:49,950 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:47:49" (3/5) ... 12.17/6.19 [2019-03-29 01:47:49,951 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@758daf25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:47:49, skipping insertion in model container 12.17/6.19 [2019-03-29 01:47:49,951 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.17/6.19 [2019-03-29 01:47:49,951 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:47:49" (4/5) ... 12.17/6.19 [2019-03-29 01:47:49,952 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@758daf25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:47:49, skipping insertion in model container 12.17/6.19 [2019-03-29 01:47:49,952 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.17/6.19 [2019-03-29 01:47:49,952 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:47:49" (5/5) ... 12.17/6.19 [2019-03-29 01:47:49,953 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.17/6.19 [2019-03-29 01:47:49,980 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.17/6.19 [2019-03-29 01:47:49,981 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.17/6.19 [2019-03-29 01:47:49,981 INFO L375 BuchiCegarLoop]: Hoare is true 12.17/6.19 [2019-03-29 01:47:49,981 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.17/6.19 [2019-03-29 01:47:49,981 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.17/6.19 [2019-03-29 01:47:49,982 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.17/6.19 [2019-03-29 01:47:49,982 INFO L379 BuchiCegarLoop]: Difference is false 12.17/6.19 [2019-03-29 01:47:49,982 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.17/6.19 [2019-03-29 01:47:49,982 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.17/6.19 [2019-03-29 01:47:49,985 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.17/6.19 [2019-03-29 01:47:50,003 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.17/6.19 [2019-03-29 01:47:50,003 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.17/6.19 [2019-03-29 01:47:50,003 INFO L119 BuchiIsEmpty]: Starting construction of run 12.17/6.19 [2019-03-29 01:47:50,009 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.17/6.19 [2019-03-29 01:47:50,009 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.17/6.19 [2019-03-29 01:47:50,009 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.17/6.19 [2019-03-29 01:47:50,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.17/6.19 [2019-03-29 01:47:50,010 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.17/6.19 [2019-03-29 01:47:50,010 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.17/6.19 [2019-03-29 01:47:50,010 INFO L119 BuchiIsEmpty]: Starting construction of run 12.17/6.19 [2019-03-29 01:47:50,010 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.17/6.19 [2019-03-29 01:47:50,010 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.17/6.19 [2019-03-29 01:47:50,015 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L26-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L26-2true 12.17/6.19 [2019-03-29 01:47:50,016 INFO L796 eck$LassoCheckResult]: Loop: 4#L26-2true [22] L26-2-->L26-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~y~0_8 v_ULTIMATE.start_main_~x~0_8)) (= v_ULTIMATE.start_main_~y~0_7 (+ v_ULTIMATE.start_main_~y~0_8 (- 1))) (< 0 v_ULTIMATE.start_main_~x~0_8) (< v_ULTIMATE.start_main_~y~0_8 0)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L26-2true 12.17/6.19 [2019-03-29 01:47:50,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.17/6.19 [2019-03-29 01:47:50,022 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 12.17/6.19 [2019-03-29 01:47:50,024 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.17/6.19 [2019-03-29 01:47:50,025 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.17/6.19 [2019-03-29 01:47:50,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.17/6.19 [2019-03-29 01:47:50,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.17/6.19 [2019-03-29 01:47:50,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.17/6.19 [2019-03-29 01:47:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.17/6.19 [2019-03-29 01:47:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.17/6.19 [2019-03-29 01:47:50,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.17/6.19 [2019-03-29 01:47:50,094 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 12.17/6.19 [2019-03-29 01:47:50,094 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.17/6.19 [2019-03-29 01:47:50,095 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.17/6.19 [2019-03-29 01:47:50,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.17/6.19 [2019-03-29 01:47:50,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.17/6.19 [2019-03-29 01:47:50,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.17/6.19 [2019-03-29 01:47:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.17/6.19 [2019-03-29 01:47:50,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.17/6.19 [2019-03-29 01:47:50,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.17/6.19 [2019-03-29 01:47:50,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1541, now seen corresponding path program 1 times 12.17/6.19 [2019-03-29 01:47:50,110 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.17/6.19 [2019-03-29 01:47:50,110 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.17/6.19 [2019-03-29 01:47:50,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.17/6.19 [2019-03-29 01:47:50,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.17/6.19 [2019-03-29 01:47:50,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.17/6.19 [2019-03-29 01:47:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.17/6.19 [2019-03-29 01:47:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.17/6.19 [2019-03-29 01:47:50,174 INFO L216 LassoAnalysis]: Preferences: 12.17/6.19 [2019-03-29 01:47:50,175 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.17/6.19 [2019-03-29 01:47:50,175 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.17/6.19 [2019-03-29 01:47:50,176 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.17/6.19 [2019-03-29 01:47:50,176 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.17/6.19 [2019-03-29 01:47:50,176 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.17/6.19 [2019-03-29 01:47:50,176 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.17/6.19 [2019-03-29 01:47:50,176 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.17/6.19 [2019-03-29 01:47:50,176 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.17/6.19 [2019-03-29 01:47:50,177 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.17/6.19 [2019-03-29 01:47:50,177 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.17/6.19 [2019-03-29 01:47:50,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.17/6.19 [2019-03-29 01:47:50,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.17/6.19 [2019-03-29 01:47:50,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.17/6.19 [2019-03-29 01:47:50,343 INFO L300 LassoAnalysis]: Preprocessing complete. 12.17/6.19 [2019-03-29 01:47:50,344 INFO L412 LassoAnalysis]: Checking for nontermination... 12.17/6.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.17/6.19 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.17/6.19 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.17/6.19 [2019-03-29 01:47:50,350 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.17/6.19 [2019-03-29 01:47:50,351 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.17/6.19 [2019-03-29 01:47:50,383 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.17/6.19 [2019-03-29 01:47:50,384 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.17/6.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.17/6.19 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.17/6.19 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.17/6.19 [2019-03-29 01:47:50,390 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.17/6.19 [2019-03-29 01:47:50,390 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.17/6.19 [2019-03-29 01:47:50,418 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.17/6.19 [2019-03-29 01:47:50,418 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.17/6.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.17/6.19 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.17/6.19 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.17/6.19 [2019-03-29 01:47:50,423 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.17/6.19 [2019-03-29 01:47:50,423 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.17/6.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.17/6.19 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.17/6.19 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.17/6.19 [2019-03-29 01:47:50,455 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.17/6.19 [2019-03-29 01:47:50,455 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.17/6.19 [2019-03-29 01:47:50,500 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 12.17/6.19 [2019-03-29 01:47:50,502 INFO L216 LassoAnalysis]: Preferences: 12.17/6.19 [2019-03-29 01:47:50,502 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.17/6.19 [2019-03-29 01:47:50,502 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.17/6.19 [2019-03-29 01:47:50,502 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.17/6.19 [2019-03-29 01:47:50,503 INFO L127 ssoRankerPreferences]: Use exernal solver: false 12.17/6.19 [2019-03-29 01:47:50,503 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 12.17/6.19 [2019-03-29 01:47:50,503 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.17/6.19 [2019-03-29 01:47:50,503 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.17/6.19 [2019-03-29 01:47:50,503 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.17/6.19 [2019-03-29 01:47:50,503 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.17/6.19 [2019-03-29 01:47:50,503 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.17/6.19 [2019-03-29 01:47:50,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.17/6.19 [2019-03-29 01:47:50,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.17/6.19 [2019-03-29 01:47:50,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.17/6.19 [2019-03-29 01:47:50,605 INFO L300 LassoAnalysis]: Preprocessing complete. 12.17/6.19 [2019-03-29 01:47:50,611 INFO L497 LassoAnalysis]: Using template 'affine'. 12.17/6.19 [2019-03-29 01:47:50,613 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.17/6.19 Termination analysis: LINEAR_WITH_GUESSES 12.17/6.19 Number of strict supporting invariants: 0 12.17/6.19 Number of non-strict supporting invariants: 1 12.17/6.19 Consider only non-deceasing supporting invariants: true 12.17/6.19 Simplify termination arguments: true 12.17/6.19 Simplify supporting invariants: trueOverapproximate stem: false 12.17/6.19 [2019-03-29 01:47:50,614 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.17/6.19 [2019-03-29 01:47:50,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.17/6.19 [2019-03-29 01:47:50,615 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.17/6.19 [2019-03-29 01:47:50,615 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.17/6.19 [2019-03-29 01:47:50,620 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 12.17/6.19 [2019-03-29 01:47:50,620 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 12.17/6.19 [2019-03-29 01:47:50,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.17/6.19 [2019-03-29 01:47:50,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.17/6.19 Termination analysis: LINEAR_WITH_GUESSES 12.17/6.19 Number of strict supporting invariants: 0 12.17/6.19 Number of non-strict supporting invariants: 1 12.17/6.19 Consider only non-deceasing supporting invariants: true 12.17/6.19 Simplify termination arguments: true 12.17/6.19 Simplify supporting invariants: trueOverapproximate stem: false 12.17/6.19 [2019-03-29 01:47:50,631 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.17/6.19 [2019-03-29 01:47:50,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.17/6.19 [2019-03-29 01:47:50,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.17/6.19 [2019-03-29 01:47:50,632 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.17/6.19 [2019-03-29 01:47:50,634 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 12.17/6.19 [2019-03-29 01:47:50,634 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 12.17/6.19 [2019-03-29 01:47:50,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.17/6.19 [2019-03-29 01:47:50,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.17/6.19 Termination analysis: LINEAR_WITH_GUESSES 12.17/6.19 Number of strict supporting invariants: 0 12.17/6.19 Number of non-strict supporting invariants: 1 12.17/6.19 Consider only non-deceasing supporting invariants: true 12.17/6.19 Simplify termination arguments: true 12.17/6.19 Simplify supporting invariants: trueOverapproximate stem: false 12.17/6.19 [2019-03-29 01:47:50,644 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.17/6.19 [2019-03-29 01:47:50,644 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.17/6.19 [2019-03-29 01:47:50,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.17/6.19 [2019-03-29 01:47:50,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.17/6.19 [2019-03-29 01:47:50,645 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.17/6.19 [2019-03-29 01:47:50,646 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.17/6.19 [2019-03-29 01:47:50,647 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.17/6.19 [2019-03-29 01:47:50,657 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 12.17/6.19 [2019-03-29 01:47:50,663 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 12.17/6.19 [2019-03-29 01:47:50,663 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 12.17/6.19 [2019-03-29 01:47:50,666 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 12.17/6.19 [2019-03-29 01:47:50,667 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 12.17/6.19 [2019-03-29 01:47:50,667 INFO L518 LassoAnalysis]: Proved termination. 12.17/6.19 [2019-03-29 01:47:50,667 INFO L520 LassoAnalysis]: Termination argument consisting of: 12.17/6.19 Ranking function f(ULTIMATE.start_main_~x~0) = 1*ULTIMATE.start_main_~x~0 12.17/6.19 Supporting invariants [] 12.17/6.19 [2019-03-29 01:47:50,669 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 12.17/6.19 [2019-03-29 01:47:50,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.17/6.19 [2019-03-29 01:47:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.17/6.19 [2019-03-29 01:47:50,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core 12.17/6.19 [2019-03-29 01:47:50,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.17/6.19 [2019-03-29 01:47:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.17/6.19 [2019-03-29 01:47:50,714 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 5 conjunts are in the unsatisfiable core 12.17/6.19 [2019-03-29 01:47:50,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.17/6.19 [2019-03-29 01:47:50,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 12.17/6.19 [2019-03-29 01:47:50,728 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 12.17/6.19 [2019-03-29 01:47:50,733 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates 12.17/6.19 [2019-03-29 01:47:50,734 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 12.17/6.19 [2019-03-29 01:47:50,753 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 12.17/6.19 [2019-03-29 01:47:50,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 12.17/6.19 [2019-03-29 01:47:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 12.17/6.19 [2019-03-29 01:47:50,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 12.17/6.19 [2019-03-29 01:47:50,758 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 12.17/6.19 [2019-03-29 01:47:50,758 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.17/6.19 [2019-03-29 01:47:50,758 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 12.17/6.19 [2019-03-29 01:47:50,759 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.17/6.19 [2019-03-29 01:47:50,759 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 12.17/6.19 [2019-03-29 01:47:50,759 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.17/6.19 [2019-03-29 01:47:50,764 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 12.17/6.19 [2019-03-29 01:47:50,764 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.17/6.19 [2019-03-29 01:47:50,767 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 12.17/6.19 [2019-03-29 01:47:50,768 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 12.17/6.19 [2019-03-29 01:47:50,768 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 12.17/6.19 [2019-03-29 01:47:50,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 12.17/6.19 [2019-03-29 01:47:50,769 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 12.17/6.19 [2019-03-29 01:47:50,769 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.17/6.19 [2019-03-29 01:47:50,769 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.17/6.19 [2019-03-29 01:47:50,770 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.17/6.19 [2019-03-29 01:47:50,770 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 12.17/6.19 [2019-03-29 01:47:50,770 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 12.17/6.19 [2019-03-29 01:47:50,770 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.17/6.19 [2019-03-29 01:47:50,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 12.17/6.19 [2019-03-29 01:47:50,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:47:50 BasicIcfg 12.17/6.19 [2019-03-29 01:47:50,776 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.17/6.19 [2019-03-29 01:47:50,776 INFO L168 Benchmark]: Toolchain (without parser) took 1581.57 ms. Allocated memory was 649.6 MB in the beginning and 676.3 MB in the end (delta: 26.7 MB). Free memory was 557.3 MB in the beginning and 540.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 43.9 MB. Max. memory is 50.3 GB. 12.17/6.19 [2019-03-29 01:47:50,778 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.17/6.19 [2019-03-29 01:47:50,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.97 ms. Allocated memory is still 649.6 MB. Free memory was 557.3 MB in the beginning and 547.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 12.17/6.19 [2019-03-29 01:47:50,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.45 ms. Allocated memory was 649.6 MB in the beginning and 676.3 MB in the end (delta: 26.7 MB). Free memory was 547.8 MB in the beginning and 642.7 MB in the end (delta: -94.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 12.17/6.19 [2019-03-29 01:47:50,780 INFO L168 Benchmark]: Boogie Preprocessor took 19.36 ms. Allocated memory is still 676.3 MB. Free memory was 642.7 MB in the beginning and 640.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 12.17/6.19 [2019-03-29 01:47:50,781 INFO L168 Benchmark]: RCFGBuilder took 184.93 ms. Allocated memory is still 676.3 MB. Free memory was 640.9 MB in the beginning and 628.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 50.3 GB. 12.17/6.19 [2019-03-29 01:47:50,781 INFO L168 Benchmark]: BlockEncodingV2 took 73.95 ms. Allocated memory is still 676.3 MB. Free memory was 628.4 MB in the beginning and 621.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. 12.17/6.19 [2019-03-29 01:47:50,782 INFO L168 Benchmark]: TraceAbstraction took 151.91 ms. Allocated memory is still 676.3 MB. Free memory was 621.9 MB in the beginning and 613.8 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 12.17/6.19 [2019-03-29 01:47:50,783 INFO L168 Benchmark]: BuchiAutomizer took 831.79 ms. Allocated memory is still 676.3 MB. Free memory was 612.4 MB in the beginning and 540.1 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 50.3 GB. 12.17/6.19 [2019-03-29 01:47:50,787 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.17/6.19 --- Results --- 12.17/6.19 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.17/6.19 - StatisticsResult: Initial Icfg 12.17/6.19 6 locations, 7 edges 12.17/6.19 - StatisticsResult: Encoded RCFG 12.17/6.19 2 locations, 2 edges 12.17/6.19 * Results from de.uni_freiburg.informatik.ultimate.core: 12.17/6.19 - StatisticsResult: Toolchain Benchmarks 12.17/6.19 Benchmark results are: 12.17/6.19 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.17/6.19 * CACSL2BoogieTranslator took 222.97 ms. Allocated memory is still 649.6 MB. Free memory was 557.3 MB in the beginning and 547.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 12.17/6.19 * Boogie Procedure Inliner took 91.45 ms. Allocated memory was 649.6 MB in the beginning and 676.3 MB in the end (delta: 26.7 MB). Free memory was 547.8 MB in the beginning and 642.7 MB in the end (delta: -94.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 12.17/6.19 * Boogie Preprocessor took 19.36 ms. Allocated memory is still 676.3 MB. Free memory was 642.7 MB in the beginning and 640.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 12.17/6.19 * RCFGBuilder took 184.93 ms. Allocated memory is still 676.3 MB. Free memory was 640.9 MB in the beginning and 628.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 50.3 GB. 12.17/6.19 * BlockEncodingV2 took 73.95 ms. Allocated memory is still 676.3 MB. Free memory was 628.4 MB in the beginning and 621.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. 12.17/6.19 * TraceAbstraction took 151.91 ms. Allocated memory is still 676.3 MB. Free memory was 621.9 MB in the beginning and 613.8 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 12.17/6.19 * BuchiAutomizer took 831.79 ms. Allocated memory is still 676.3 MB. Free memory was 612.4 MB in the beginning and 540.1 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 50.3 GB. 12.17/6.19 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.17/6.19 - AllSpecificationsHoldResult: All specifications hold 12.17/6.19 We were not able to verify any specifiation because the program does not contain any specification. 12.17/6.19 - InvariantResult [Line: 26]: Loop Invariant 12.17/6.19 Derived loop invariant: 1 12.17/6.19 - StatisticsResult: Ultimate Automizer benchmark data 12.17/6.19 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 12.17/6.19 - StatisticsResult: Constructed decomposition of program 12.17/6.19 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function x and consists of 2 locations. 12.17/6.19 - StatisticsResult: Timing statistics 12.17/6.19 BüchiAutomizer plugin needed 0.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax166 hnf100 lsp60 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq166 hnf93 smp100 dnf100 smp100 tf107 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 17ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 12.17/6.19 - TerminationAnalysisResult: Termination proven 12.17/6.19 Buchi Automizer proved that your program is terminating 12.17/6.19 RESULT: Ultimate proved your program to be correct! 12.17/6.19 !SESSION 2019-03-29 01:47:45.924 ----------------------------------------------- 12.17/6.19 eclipse.buildId=unknown 12.17/6.19 java.version=1.8.0_181 12.17/6.19 java.vendor=Oracle Corporation 12.17/6.19 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.17/6.19 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.17/6.19 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.17/6.19 12.17/6.19 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:47:51.019 12.17/6.19 !MESSAGE The workspace will exit with unsaved changes in this session. 12.17/6.19 Received shutdown request... 12.17/6.19 Ultimate: 12.17/6.19 GTK+ Version Check 12.17/6.19 EOF