12.72/6.19 NO 12.72/6.19 12.72/6.20 Ultimate: Cannot open display: 12.72/6.20 This is Ultimate 0.1.24-8dc7c08-m 12.72/6.20 [2019-03-28 22:28:15,211 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.72/6.20 [2019-03-28 22:28:15,213 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.72/6.20 [2019-03-28 22:28:15,224 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.72/6.20 [2019-03-28 22:28:15,224 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.72/6.20 [2019-03-28 22:28:15,225 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.72/6.20 [2019-03-28 22:28:15,226 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.72/6.20 [2019-03-28 22:28:15,228 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.72/6.20 [2019-03-28 22:28:15,230 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.72/6.20 [2019-03-28 22:28:15,230 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.72/6.20 [2019-03-28 22:28:15,231 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.72/6.20 [2019-03-28 22:28:15,231 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.72/6.20 [2019-03-28 22:28:15,232 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.72/6.20 [2019-03-28 22:28:15,233 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.72/6.20 [2019-03-28 22:28:15,234 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.72/6.20 [2019-03-28 22:28:15,235 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.72/6.20 [2019-03-28 22:28:15,236 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.72/6.20 [2019-03-28 22:28:15,237 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.72/6.20 [2019-03-28 22:28:15,239 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.72/6.20 [2019-03-28 22:28:15,241 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.72/6.20 [2019-03-28 22:28:15,242 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.72/6.20 [2019-03-28 22:28:15,243 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.72/6.20 [2019-03-28 22:28:15,245 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.72/6.20 [2019-03-28 22:28:15,245 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.72/6.20 [2019-03-28 22:28:15,245 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.72/6.20 [2019-03-28 22:28:15,246 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.72/6.20 [2019-03-28 22:28:15,246 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.72/6.20 [2019-03-28 22:28:15,247 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.72/6.20 [2019-03-28 22:28:15,247 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.72/6.20 [2019-03-28 22:28:15,248 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.72/6.20 [2019-03-28 22:28:15,249 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.72/6.20 [2019-03-28 22:28:15,250 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.72/6.20 [2019-03-28 22:28:15,251 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.72/6.20 [2019-03-28 22:28:15,251 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.72/6.20 [2019-03-28 22:28:15,251 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.72/6.20 [2019-03-28 22:28:15,252 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.72/6.20 [2019-03-28 22:28:15,252 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.72/6.20 [2019-03-28 22:28:15,253 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.72/6.20 [2019-03-28 22:28:15,253 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.72/6.20 [2019-03-28 22:28:15,254 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.72/6.20 [2019-03-28 22:28:15,268 INFO L110 SettingsManager]: Loading preferences was successful 12.72/6.20 [2019-03-28 22:28:15,269 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.72/6.20 [2019-03-28 22:28:15,270 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.72/6.20 [2019-03-28 22:28:15,270 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.72/6.20 [2019-03-28 22:28:15,270 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.72/6.20 [2019-03-28 22:28:15,270 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.72/6.20 [2019-03-28 22:28:15,271 INFO L133 SettingsManager]: * Use SBE=true 12.72/6.20 [2019-03-28 22:28:15,271 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.72/6.20 [2019-03-28 22:28:15,271 INFO L133 SettingsManager]: * Use old map elimination=false 12.72/6.20 [2019-03-28 22:28:15,271 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.72/6.20 [2019-03-28 22:28:15,271 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.72/6.20 [2019-03-28 22:28:15,272 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.72/6.20 [2019-03-28 22:28:15,272 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.72/6.20 [2019-03-28 22:28:15,272 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.72/6.20 [2019-03-28 22:28:15,272 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:15,272 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.72/6.20 [2019-03-28 22:28:15,273 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.72/6.20 [2019-03-28 22:28:15,273 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.72/6.20 [2019-03-28 22:28:15,273 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.72/6.20 [2019-03-28 22:28:15,273 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.72/6.20 [2019-03-28 22:28:15,273 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.72/6.20 [2019-03-28 22:28:15,274 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.72/6.20 [2019-03-28 22:28:15,274 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.72/6.20 [2019-03-28 22:28:15,274 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.72/6.20 [2019-03-28 22:28:15,274 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.72/6.20 [2019-03-28 22:28:15,274 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.72/6.20 [2019-03-28 22:28:15,275 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.72/6.20 [2019-03-28 22:28:15,275 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.72/6.20 [2019-03-28 22:28:15,275 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.72/6.20 [2019-03-28 22:28:15,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.72/6.20 [2019-03-28 22:28:15,313 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.72/6.20 [2019-03-28 22:28:15,317 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.72/6.20 [2019-03-28 22:28:15,318 INFO L271 PluginConnector]: Initializing CDTParser... 12.72/6.20 [2019-03-28 22:28:15,319 INFO L276 PluginConnector]: CDTParser initialized 12.72/6.20 [2019-03-28 22:28:15,320 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.72/6.20 [2019-03-28 22:28:15,384 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/0726ea75ff44445fac8597a2b791e5e6/FLAGcc10d30b3 12.72/6.20 [2019-03-28 22:28:15,764 INFO L307 CDTParser]: Found 1 translation units. 12.72/6.20 [2019-03-28 22:28:15,765 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.72/6.20 [2019-03-28 22:28:15,771 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/0726ea75ff44445fac8597a2b791e5e6/FLAGcc10d30b3 12.72/6.20 [2019-03-28 22:28:16,172 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/0726ea75ff44445fac8597a2b791e5e6 12.72/6.20 [2019-03-28 22:28:16,184 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.72/6.20 [2019-03-28 22:28:16,185 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.72/6.20 [2019-03-28 22:28:16,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.72/6.20 [2019-03-28 22:28:16,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.72/6.20 [2019-03-28 22:28:16,190 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.72/6.20 [2019-03-28 22:28:16,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@444b4efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16, skipping insertion in model container 12.72/6.20 [2019-03-28 22:28:16,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.72/6.20 [2019-03-28 22:28:16,219 INFO L176 MainTranslator]: Built tables and reachable declarations 12.72/6.20 [2019-03-28 22:28:16,372 INFO L206 PostProcessor]: Analyzing one entry point: main 12.72/6.20 [2019-03-28 22:28:16,377 INFO L191 MainTranslator]: Completed pre-run 12.72/6.20 [2019-03-28 22:28:16,393 INFO L206 PostProcessor]: Analyzing one entry point: main 12.72/6.20 [2019-03-28 22:28:16,408 INFO L195 MainTranslator]: Completed translation 12.72/6.20 [2019-03-28 22:28:16,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16 WrapperNode 12.72/6.20 [2019-03-28 22:28:16,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.72/6.20 [2019-03-28 22:28:16,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.72/6.20 [2019-03-28 22:28:16,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.72/6.20 [2019-03-28 22:28:16,409 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.72/6.20 [2019-03-28 22:28:16,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.72/6.20 [2019-03-28 22:28:16,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.72/6.20 [2019-03-28 22:28:16,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.72/6.20 [2019-03-28 22:28:16,503 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.72/6.20 [2019-03-28 22:28:16,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.72/6.20 [2019-03-28 22:28:16,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.72/6.20 [2019-03-28 22:28:16,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.72/6.20 [2019-03-28 22:28:16,524 INFO L276 PluginConnector]: RCFGBuilder initialized 12.72/6.20 [2019-03-28 22:28:16,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (1/1) ... 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.72/6.20 [2019-03-28 22:28:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.72/6.20 [2019-03-28 22:28:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.72/6.20 [2019-03-28 22:28:16,721 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.72/6.20 [2019-03-28 22:28:16,721 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.72/6.20 [2019-03-28 22:28:16,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:28:16 BoogieIcfgContainer 12.72/6.20 [2019-03-28 22:28:16,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.72/6.20 [2019-03-28 22:28:16,723 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.72/6.20 [2019-03-28 22:28:16,723 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.72/6.20 [2019-03-28 22:28:16,726 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.72/6.20 [2019-03-28 22:28:16,727 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:28:16" (1/1) ... 12.72/6.20 [2019-03-28 22:28:16,742 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 12.72/6.20 [2019-03-28 22:28:16,744 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.72/6.20 [2019-03-28 22:28:16,744 INFO L263 BlockEncoder]: Using Maximize final states 12.72/6.20 [2019-03-28 22:28:16,745 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.72/6.20 [2019-03-28 22:28:16,745 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.72/6.20 [2019-03-28 22:28:16,747 INFO L296 BlockEncoder]: Using Remove sink states 12.72/6.20 [2019-03-28 22:28:16,748 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.72/6.20 [2019-03-28 22:28:16,748 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.72/6.20 [2019-03-28 22:28:16,764 INFO L185 BlockEncoder]: Using Use SBE 12.72/6.20 [2019-03-28 22:28:16,772 INFO L200 BlockEncoder]: SBE split 0 edges 12.72/6.20 [2019-03-28 22:28:16,777 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.72/6.20 [2019-03-28 22:28:16,779 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.72/6.20 [2019-03-28 22:28:16,791 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 12.72/6.20 [2019-03-28 22:28:16,794 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 12.72/6.20 [2019-03-28 22:28:16,795 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.72/6.20 [2019-03-28 22:28:16,796 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.72/6.20 [2019-03-28 22:28:16,801 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 12.72/6.20 [2019-03-28 22:28:16,801 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.72/6.20 [2019-03-28 22:28:16,801 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.72/6.20 [2019-03-28 22:28:16,801 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.72/6.20 [2019-03-28 22:28:16,802 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.72/6.20 [2019-03-28 22:28:16,802 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.72/6.20 [2019-03-28 22:28:16,802 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.72/6.20 [2019-03-28 22:28:16,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:28:16 BasicIcfg 12.72/6.20 [2019-03-28 22:28:16,803 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.72/6.20 [2019-03-28 22:28:16,804 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.72/6.20 [2019-03-28 22:28:16,804 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.72/6.20 [2019-03-28 22:28:16,808 INFO L276 PluginConnector]: TraceAbstraction initialized 12.72/6.20 [2019-03-28 22:28:16,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:28:16" (1/4) ... 12.72/6.20 [2019-03-28 22:28:16,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f920e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:28:16, skipping insertion in model container 12.72/6.20 [2019-03-28 22:28:16,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (2/4) ... 12.72/6.20 [2019-03-28 22:28:16,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f920e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:28:16, skipping insertion in model container 12.72/6.20 [2019-03-28 22:28:16,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:28:16" (3/4) ... 12.72/6.20 [2019-03-28 22:28:16,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f920e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:28:16, skipping insertion in model container 12.72/6.20 [2019-03-28 22:28:16,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:28:16" (4/4) ... 12.72/6.20 [2019-03-28 22:28:16,813 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.72/6.20 [2019-03-28 22:28:16,823 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.72/6.20 [2019-03-28 22:28:16,832 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.72/6.20 [2019-03-28 22:28:16,852 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.72/6.20 [2019-03-28 22:28:16,882 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.72/6.20 [2019-03-28 22:28:16,883 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.72/6.20 [2019-03-28 22:28:16,883 INFO L383 AbstractCegarLoop]: Hoare is true 12.72/6.20 [2019-03-28 22:28:16,883 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.72/6.20 [2019-03-28 22:28:16,884 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.72/6.20 [2019-03-28 22:28:16,884 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.72/6.20 [2019-03-28 22:28:16,884 INFO L387 AbstractCegarLoop]: Difference is false 12.72/6.20 [2019-03-28 22:28:16,884 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.72/6.20 [2019-03-28 22:28:16,884 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.72/6.20 [2019-03-28 22:28:16,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.72/6.20 [2019-03-28 22:28:16,905 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.72/6.20 [2019-03-28 22:28:16,908 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.72/6.20 [2019-03-28 22:28:16,957 INFO L451 ceAbstractionStarter]: At program point L18-2(lines 18 20) the Hoare annotation is: true 12.72/6.20 [2019-03-28 22:28:16,957 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.72/6.20 [2019-03-28 22:28:16,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:28:16 BasicIcfg 12.72/6.20 [2019-03-28 22:28:16,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.72/6.20 [2019-03-28 22:28:16,965 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.72/6.20 [2019-03-28 22:28:16,966 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.72/6.20 [2019-03-28 22:28:16,969 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.72/6.20 [2019-03-28 22:28:16,970 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.72/6.20 [2019-03-28 22:28:16,970 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:28:16" (1/5) ... 12.72/6.20 [2019-03-28 22:28:16,970 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aba6ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:28:16, skipping insertion in model container 12.72/6.20 [2019-03-28 22:28:16,971 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.72/6.20 [2019-03-28 22:28:16,971 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:16" (2/5) ... 12.72/6.20 [2019-03-28 22:28:16,971 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aba6ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:28:16, skipping insertion in model container 12.72/6.20 [2019-03-28 22:28:16,971 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.72/6.20 [2019-03-28 22:28:16,971 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:28:16" (3/5) ... 12.72/6.20 [2019-03-28 22:28:16,972 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aba6ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:28:16, skipping insertion in model container 12.72/6.20 [2019-03-28 22:28:16,972 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.72/6.20 [2019-03-28 22:28:16,972 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:28:16" (4/5) ... 12.72/6.20 [2019-03-28 22:28:16,972 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aba6ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:28:16, skipping insertion in model container 12.72/6.20 [2019-03-28 22:28:16,973 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.72/6.20 [2019-03-28 22:28:16,973 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:28:16" (5/5) ... 12.72/6.20 [2019-03-28 22:28:16,974 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.72/6.20 [2019-03-28 22:28:17,002 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.72/6.20 [2019-03-28 22:28:17,002 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.72/6.20 [2019-03-28 22:28:17,002 INFO L375 BuchiCegarLoop]: Hoare is true 12.72/6.20 [2019-03-28 22:28:17,002 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.72/6.20 [2019-03-28 22:28:17,003 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.72/6.20 [2019-03-28 22:28:17,003 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.72/6.20 [2019-03-28 22:28:17,003 INFO L379 BuchiCegarLoop]: Difference is false 12.72/6.20 [2019-03-28 22:28:17,003 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.72/6.20 [2019-03-28 22:28:17,003 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.72/6.20 [2019-03-28 22:28:17,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.72/6.20 [2019-03-28 22:28:17,024 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.72/6.20 [2019-03-28 22:28:17,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.72/6.20 [2019-03-28 22:28:17,025 INFO L119 BuchiIsEmpty]: Starting construction of run 12.72/6.20 [2019-03-28 22:28:17,030 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.72/6.20 [2019-03-28 22:28:17,030 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.72/6.20 [2019-03-28 22:28:17,031 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.72/6.20 [2019-03-28 22:28:17,031 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.72/6.20 [2019-03-28 22:28:17,031 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.72/6.20 [2019-03-28 22:28:17,031 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.72/6.20 [2019-03-28 22:28:17,032 INFO L119 BuchiIsEmpty]: Starting construction of run 12.72/6.20 [2019-03-28 22:28:17,032 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.72/6.20 [2019-03-28 22:28:17,032 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.72/6.20 [2019-03-28 22:28:17,037 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [37] ULTIMATE.startENTRY-->L18-2: Formula: (<= 5 v_ULTIMATE.start_main_~y~0_10) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_10, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L18-2true 12.72/6.20 [2019-03-28 22:28:17,037 INFO L796 eck$LassoCheckResult]: Loop: 4#L18-2true [27] L18-2-->L18-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_8 (+ v_ULTIMATE.start_main_~y~0_9 (- 1))) (<= 0 v_ULTIMATE.start_main_~x~0_7)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0] 4#L18-2true 12.72/6.20 [2019-03-28 22:28:17,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.72/6.20 [2019-03-28 22:28:17,044 INFO L82 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 1 times 12.72/6.20 [2019-03-28 22:28:17,046 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.72/6.20 [2019-03-28 22:28:17,046 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.72/6.20 [2019-03-28 22:28:17,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.72/6.20 [2019-03-28 22:28:17,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.72/6.20 [2019-03-28 22:28:17,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.72/6.20 [2019-03-28 22:28:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.72/6.20 [2019-03-28 22:28:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.72/6.20 [2019-03-28 22:28:17,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.72/6.20 [2019-03-28 22:28:17,113 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 1 times 12.72/6.20 [2019-03-28 22:28:17,113 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.72/6.20 [2019-03-28 22:28:17,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.72/6.20 [2019-03-28 22:28:17,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.72/6.20 [2019-03-28 22:28:17,115 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.72/6.20 [2019-03-28 22:28:17,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.72/6.20 [2019-03-28 22:28:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.72/6.20 [2019-03-28 22:28:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.72/6.20 [2019-03-28 22:28:17,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.72/6.20 [2019-03-28 22:28:17,124 INFO L82 PathProgramCache]: Analyzing trace with hash 2135, now seen corresponding path program 1 times 12.72/6.20 [2019-03-28 22:28:17,124 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.72/6.20 [2019-03-28 22:28:17,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.72/6.20 [2019-03-28 22:28:17,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.72/6.20 [2019-03-28 22:28:17,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.72/6.20 [2019-03-28 22:28:17,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.72/6.20 [2019-03-28 22:28:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.72/6.20 [2019-03-28 22:28:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.72/6.20 [2019-03-28 22:28:17,170 INFO L216 LassoAnalysis]: Preferences: 12.72/6.20 [2019-03-28 22:28:17,172 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.72/6.20 [2019-03-28 22:28:17,172 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.72/6.20 [2019-03-28 22:28:17,172 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.72/6.20 [2019-03-28 22:28:17,172 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.72/6.20 [2019-03-28 22:28:17,172 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,172 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.72/6.20 [2019-03-28 22:28:17,173 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.72/6.20 [2019-03-28 22:28:17,173 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.72/6.20 [2019-03-28 22:28:17,173 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.72/6.20 [2019-03-28 22:28:17,173 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.72/6.20 [2019-03-28 22:28:17,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,303 INFO L300 LassoAnalysis]: Preprocessing complete. 12.72/6.20 [2019-03-28 22:28:17,304 INFO L412 LassoAnalysis]: Checking for nontermination... 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,312 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,312 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,346 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,346 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: [] 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,352 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,352 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,380 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,380 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: [] 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,385 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,385 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,417 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,417 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,435 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,435 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0}, {ULTIMATE.start_main_~y~0=-7}, {ULTIMATE.start_main_~y~0=6}] Lambdas: [0, 1, 1] Nus: [0, 0] 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,462 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,463 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,491 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,491 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.72/6.20 [2019-03-28 22:28:17,499 INFO L216 LassoAnalysis]: Preferences: 12.72/6.20 [2019-03-28 22:28:17,499 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.72/6.20 [2019-03-28 22:28:17,499 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.72/6.20 [2019-03-28 22:28:17,500 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.72/6.20 [2019-03-28 22:28:17,500 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.72/6.20 [2019-03-28 22:28:17,500 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,500 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.72/6.20 [2019-03-28 22:28:17,500 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.72/6.20 [2019-03-28 22:28:17,500 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.72/6.20 [2019-03-28 22:28:17,500 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.72/6.20 [2019-03-28 22:28:17,500 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.72/6.20 [2019-03-28 22:28:17,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.72/6.20 [2019-03-28 22:28:17,614 INFO L300 LassoAnalysis]: Preprocessing complete. 12.72/6.20 [2019-03-28 22:28:17,614 INFO L412 LassoAnalysis]: Checking for nontermination... 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,620 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,620 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,632 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,632 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,683 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,683 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,710 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,711 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,715 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,716 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,743 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,743 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,747 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,748 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,751 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,752 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,778 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,779 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,782 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,783 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,812 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,812 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,843 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,843 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,861 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,861 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=5} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0}, {ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [8, 1, 1] Nus: [0, 0] 12.72/6.20 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.72/6.20 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.72/6.20 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.72/6.20 [2019-03-28 22:28:17,888 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.72/6.20 [2019-03-28 22:28:17,889 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.72/6.20 [2019-03-28 22:28:17,916 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.72/6.20 [2019-03-28 22:28:17,916 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_2=1} Honda state: {v_rep~unnamed0~0~true_2=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.72/6.20 [2019-03-28 22:28:17,927 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,931 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,931 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,932 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,932 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,933 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,933 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,934 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,934 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,934 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:28:17 BasicIcfg 12.72/6.20 [2019-03-28 22:28:17,946 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.72/6.20 [2019-03-28 22:28:17,946 INFO L168 Benchmark]: Toolchain (without parser) took 1761.87 ms. Allocated memory was 649.6 MB in the beginning and 655.9 MB in the end (delta: 6.3 MB). Free memory was 564.9 MB in the beginning and 497.2 MB in the end (delta: 67.7 MB). Peak memory consumption was 74.0 MB. Max. memory is 50.3 GB. 12.72/6.20 [2019-03-28 22:28:17,948 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. 12.72/6.20 [2019-03-28 22:28:17,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.14 ms. Allocated memory is still 649.6 MB. Free memory was 564.9 MB in the beginning and 554.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. 12.72/6.20 [2019-03-28 22:28:17,949 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.35 ms. Allocated memory was 649.6 MB in the beginning and 655.9 MB in the end (delta: 6.3 MB). Free memory was 554.9 MB in the beginning and 622.7 MB in the end (delta: -67.9 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 12.72/6.20 [2019-03-28 22:28:17,950 INFO L168 Benchmark]: Boogie Preprocessor took 20.13 ms. Allocated memory is still 655.9 MB. Free memory was 622.7 MB in the beginning and 619.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 12.72/6.20 [2019-03-28 22:28:17,950 INFO L168 Benchmark]: RCFGBuilder took 199.72 ms. Allocated memory is still 655.9 MB. Free memory was 619.9 MB in the beginning and 607.5 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 50.3 GB. 12.72/6.20 [2019-03-28 22:28:17,951 INFO L168 Benchmark]: BlockEncodingV2 took 79.80 ms. Allocated memory is still 655.9 MB. Free memory was 607.5 MB in the beginning and 600.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. 12.72/6.20 [2019-03-28 22:28:17,952 INFO L168 Benchmark]: TraceAbstraction took 161.00 ms. Allocated memory is still 655.9 MB. Free memory was 600.8 MB in the beginning and 592.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 12.72/6.20 [2019-03-28 22:28:17,952 INFO L168 Benchmark]: BuchiAutomizer took 980.31 ms. Allocated memory is still 655.9 MB. Free memory was 592.1 MB in the beginning and 497.2 MB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 50.3 GB. 12.72/6.20 [2019-03-28 22:28:17,956 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.72/6.20 --- Results --- 12.72/6.20 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.72/6.20 - StatisticsResult: Initial Icfg 12.72/6.20 7 locations, 9 edges 12.72/6.20 - StatisticsResult: Encoded RCFG 12.72/6.20 2 locations, 2 edges 12.72/6.20 * Results from de.uni_freiburg.informatik.ultimate.core: 12.72/6.20 - StatisticsResult: Toolchain Benchmarks 12.72/6.20 Benchmark results are: 12.72/6.20 * 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. 12.72/6.20 * CACSL2BoogieTranslator took 222.14 ms. Allocated memory is still 649.6 MB. Free memory was 564.9 MB in the beginning and 554.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. 12.72/6.20 * Boogie Procedure Inliner took 93.35 ms. Allocated memory was 649.6 MB in the beginning and 655.9 MB in the end (delta: 6.3 MB). Free memory was 554.9 MB in the beginning and 622.7 MB in the end (delta: -67.9 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 12.72/6.20 * Boogie Preprocessor took 20.13 ms. Allocated memory is still 655.9 MB. Free memory was 622.7 MB in the beginning and 619.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 12.72/6.20 * RCFGBuilder took 199.72 ms. Allocated memory is still 655.9 MB. Free memory was 619.9 MB in the beginning and 607.5 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 50.3 GB. 12.72/6.20 * BlockEncodingV2 took 79.80 ms. Allocated memory is still 655.9 MB. Free memory was 607.5 MB in the beginning and 600.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. 12.72/6.20 * TraceAbstraction took 161.00 ms. Allocated memory is still 655.9 MB. Free memory was 600.8 MB in the beginning and 592.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 12.72/6.20 * BuchiAutomizer took 980.31 ms. Allocated memory is still 655.9 MB. Free memory was 592.1 MB in the beginning and 497.2 MB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 50.3 GB. 12.72/6.20 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 - GenericResult: Unfinished Backtranslation 12.72/6.20 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.72/6.20 - AllSpecificationsHoldResult: All specifications hold 12.72/6.20 We were not able to verify any specifiation because the program does not contain any specification. 12.72/6.20 - InvariantResult [Line: 18]: Loop Invariant 12.72/6.20 Derived loop invariant: 1 12.72/6.20 - StatisticsResult: Ultimate Automizer benchmark data 12.72/6.20 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 12.72/6.20 - StatisticsResult: Constructed decomposition of program 12.72/6.20 Trivial decomposition into one nonterminating module. 12.72/6.20 - StatisticsResult: Timing statistics 12.72/6.20 BüchiAutomizer plugin needed 0.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.8s. 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: inital11 mio100 ax214 hnf100 lsp29 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq187 hnf100 smp100 dnf100 smp100 tf108 neg100 sie100 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 9 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 12.72/6.20 - TerminationAnalysisResult: Nontermination possible 12.72/6.20 Buchi Automizer proved that your program is nonterminating for some inputs 12.72/6.20 - GeometricNonTerminationArgumentResult [Line: 18]: Nontermination argument in form of an infinite program execution. 12.72/6.20 [2019-03-28 22:28:17,966 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,966 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,967 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,967 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,968 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,968 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,968 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,969 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,969 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,970 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,970 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,970 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,971 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,971 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,973 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 [2019-03-28 22:28:17,973 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.72/6.20 [2019-03-28 22:28:17,973 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.72/6.20 Nontermination argument in form of an infinite execution 12.72/6.20 {|ULTIMATE.start_main_#t~nondet0|=0, |ULTIMATE.start_main_#t~nondet1|=0, ~unnamed0~0~true=1, |ULTIMATE.start_main_#res|=0, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0, ~unnamed0~0~false=0} 12.72/6.20 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fb56fda=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@49cdd3fd=0, x=0, ~unnamed0~0~false=0, y=5} 12.72/6.20 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fb56fda=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@49cdd3fd=0, x=0, ~unnamed0~0~false=0, y=4} 12.72/6.20 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fb56fda=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@49cdd3fd=0, x=0, ~unnamed0~0~false=0, y=3} 12.72/6.20 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fb56fda=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@49cdd3fd=0, x=0, ~unnamed0~0~false=0, y=2} 12.72/6.20 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fb56fda=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@49cdd3fd=0, x=0, ~unnamed0~0~false=0, y=1} 12.72/6.20 - StatisticsResult: NonterminationArgumentStatistics 12.72/6.20 Unbounded Execution 2GEVs Lambdas: [8, 1, 1] Mus: [0, 0] 12.72/6.20 - NonterminatingLassoResult [Line: 18]: Nonterminating execution 12.72/6.20 Found a nonterminating execution for the following lasso shaped sequence of statements. 12.72/6.20 Stem: 12.72/6.20 [L14] int x, y; 12.72/6.20 [L15] x = __VERIFIER_nondet_int() 12.72/6.20 [L16] y = __VERIFIER_nondet_int() 12.72/6.20 [L17] COND TRUE y >= 5 12.72/6.20 Loop: 12.72/6.20 [L18] COND TRUE x >= 0 12.72/6.20 [L19] y = y - 1 12.72/6.20 End of lasso representation. 12.72/6.20 RESULT: Ultimate proved your program to be incorrect! 12.72/6.20 !SESSION 2019-03-28 22:28:12.848 ----------------------------------------------- 12.72/6.20 eclipse.buildId=unknown 12.72/6.20 java.version=1.8.0_181 12.72/6.20 java.vendor=Oracle Corporation 12.72/6.20 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.72/6.20 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.72/6.20 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 12.72/6.20 12.72/6.20 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:28:18.197 12.72/6.20 !MESSAGE The workspace will exit with unsaved changes in this session. 12.72/6.20 Received shutdown request... 12.72/6.20 Ultimate: 12.72/6.20 GTK+ Version Check 12.72/6.20 EOF