12.80/6.05 NO 12.80/6.05 12.80/6.05 Ultimate: Cannot open display: 12.80/6.05 This is Ultimate 0.1.24-8dc7c08-m 12.80/6.05 [2019-03-28 22:50:45,103 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.80/6.05 [2019-03-28 22:50:45,106 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.80/6.05 [2019-03-28 22:50:45,117 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.80/6.05 [2019-03-28 22:50:45,117 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.80/6.05 [2019-03-28 22:50:45,118 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.80/6.05 [2019-03-28 22:50:45,119 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.80/6.05 [2019-03-28 22:50:45,121 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.80/6.05 [2019-03-28 22:50:45,123 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.80/6.05 [2019-03-28 22:50:45,123 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.80/6.05 [2019-03-28 22:50:45,124 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.80/6.05 [2019-03-28 22:50:45,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.80/6.05 [2019-03-28 22:50:45,125 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.80/6.05 [2019-03-28 22:50:45,126 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.80/6.05 [2019-03-28 22:50:45,127 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.80/6.05 [2019-03-28 22:50:45,128 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.80/6.05 [2019-03-28 22:50:45,129 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.80/6.05 [2019-03-28 22:50:45,130 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.80/6.05 [2019-03-28 22:50:45,132 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.80/6.05 [2019-03-28 22:50:45,134 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.80/6.05 [2019-03-28 22:50:45,135 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.80/6.05 [2019-03-28 22:50:45,136 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.80/6.05 [2019-03-28 22:50:45,138 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.80/6.05 [2019-03-28 22:50:45,138 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.80/6.05 [2019-03-28 22:50:45,139 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.80/6.05 [2019-03-28 22:50:45,139 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.80/6.05 [2019-03-28 22:50:45,140 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.80/6.05 [2019-03-28 22:50:45,141 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.80/6.05 [2019-03-28 22:50:45,141 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.80/6.05 [2019-03-28 22:50:45,142 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.80/6.05 [2019-03-28 22:50:45,142 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.80/6.05 [2019-03-28 22:50:45,143 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.80/6.05 [2019-03-28 22:50:45,144 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.80/6.05 [2019-03-28 22:50:45,144 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.80/6.05 [2019-03-28 22:50:45,145 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.80/6.05 [2019-03-28 22:50:45,145 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.80/6.05 [2019-03-28 22:50:45,145 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.80/6.05 [2019-03-28 22:50:45,146 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.80/6.05 [2019-03-28 22:50:45,147 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.80/6.05 [2019-03-28 22:50:45,147 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.80/6.05 [2019-03-28 22:50:45,162 INFO L110 SettingsManager]: Loading preferences was successful 12.80/6.05 [2019-03-28 22:50:45,162 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.80/6.05 [2019-03-28 22:50:45,163 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.80/6.05 [2019-03-28 22:50:45,163 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.80/6.05 [2019-03-28 22:50:45,164 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.80/6.05 [2019-03-28 22:50:45,164 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.80/6.05 [2019-03-28 22:50:45,164 INFO L133 SettingsManager]: * Use SBE=true 12.80/6.05 [2019-03-28 22:50:45,164 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.80/6.05 [2019-03-28 22:50:45,164 INFO L133 SettingsManager]: * Use old map elimination=false 12.80/6.05 [2019-03-28 22:50:45,165 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.80/6.05 [2019-03-28 22:50:45,165 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.80/6.05 [2019-03-28 22:50:45,165 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.80/6.05 [2019-03-28 22:50:45,165 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.80/6.05 [2019-03-28 22:50:45,165 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.80/6.05 [2019-03-28 22:50:45,165 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.80/6.05 [2019-03-28 22:50:45,166 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.80/6.05 [2019-03-28 22:50:45,166 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.80/6.05 [2019-03-28 22:50:45,166 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.80/6.05 [2019-03-28 22:50:45,166 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.80/6.05 [2019-03-28 22:50:45,166 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.80/6.05 [2019-03-28 22:50:45,166 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.80/6.05 [2019-03-28 22:50:45,167 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.80/6.05 [2019-03-28 22:50:45,167 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.80/6.05 [2019-03-28 22:50:45,167 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.80/6.05 [2019-03-28 22:50:45,167 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.80/6.05 [2019-03-28 22:50:45,167 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.80/6.05 [2019-03-28 22:50:45,168 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.80/6.05 [2019-03-28 22:50:45,168 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.80/6.05 [2019-03-28 22:50:45,168 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.80/6.05 [2019-03-28 22:50:45,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.80/6.05 [2019-03-28 22:50:45,206 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.80/6.05 [2019-03-28 22:50:45,210 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.80/6.05 [2019-03-28 22:50:45,211 INFO L271 PluginConnector]: Initializing CDTParser... 12.80/6.05 [2019-03-28 22:50:45,212 INFO L276 PluginConnector]: CDTParser initialized 12.80/6.05 [2019-03-28 22:50:45,212 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.80/6.05 [2019-03-28 22:50:45,280 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/12ea1383ff5246a189ccec4107964962/FLAGd13a2ffad 12.80/6.05 [2019-03-28 22:50:45,614 INFO L307 CDTParser]: Found 1 translation units. 12.80/6.05 [2019-03-28 22:50:45,614 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.80/6.05 [2019-03-28 22:50:45,621 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/12ea1383ff5246a189ccec4107964962/FLAGd13a2ffad 12.80/6.05 [2019-03-28 22:50:46,035 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/12ea1383ff5246a189ccec4107964962 12.80/6.05 [2019-03-28 22:50:46,047 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.80/6.05 [2019-03-28 22:50:46,048 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.80/6.05 [2019-03-28 22:50:46,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.80/6.05 [2019-03-28 22:50:46,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.80/6.05 [2019-03-28 22:50:46,053 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.80/6.05 [2019-03-28 22:50:46,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1c101f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46, skipping insertion in model container 12.80/6.05 [2019-03-28 22:50:46,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.80/6.05 [2019-03-28 22:50:46,082 INFO L176 MainTranslator]: Built tables and reachable declarations 12.80/6.05 [2019-03-28 22:50:46,237 INFO L206 PostProcessor]: Analyzing one entry point: main 12.80/6.05 [2019-03-28 22:50:46,242 INFO L191 MainTranslator]: Completed pre-run 12.80/6.05 [2019-03-28 22:50:46,257 INFO L206 PostProcessor]: Analyzing one entry point: main 12.80/6.05 [2019-03-28 22:50:46,346 INFO L195 MainTranslator]: Completed translation 12.80/6.05 [2019-03-28 22:50:46,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46 WrapperNode 12.80/6.05 [2019-03-28 22:50:46,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.80/6.05 [2019-03-28 22:50:46,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.80/6.05 [2019-03-28 22:50:46,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.80/6.05 [2019-03-28 22:50:46,348 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.80/6.05 [2019-03-28 22:50:46,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.80/6.05 [2019-03-28 22:50:46,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.80/6.05 [2019-03-28 22:50:46,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.80/6.05 [2019-03-28 22:50:46,385 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.80/6.05 [2019-03-28 22:50:46,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.80/6.05 [2019-03-28 22:50:46,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.80/6.05 [2019-03-28 22:50:46,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.80/6.05 [2019-03-28 22:50:46,405 INFO L276 PluginConnector]: RCFGBuilder initialized 12.80/6.05 [2019-03-28 22:50:46,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (1/1) ... 12.80/6.05 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.80/6.05 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.80/6.05 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.80/6.05 [2019-03-28 22:50:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.80/6.05 [2019-03-28 22:50:46,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.80/6.05 [2019-03-28 22:50:46,603 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.80/6.05 [2019-03-28 22:50:46,603 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.80/6.05 [2019-03-28 22:50:46,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:50:46 BoogieIcfgContainer 12.80/6.05 [2019-03-28 22:50:46,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.80/6.05 [2019-03-28 22:50:46,606 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.80/6.05 [2019-03-28 22:50:46,606 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.80/6.05 [2019-03-28 22:50:46,608 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.80/6.05 [2019-03-28 22:50:46,609 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:50:46" (1/1) ... 12.80/6.05 [2019-03-28 22:50:46,623 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 12.80/6.05 [2019-03-28 22:50:46,625 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.80/6.05 [2019-03-28 22:50:46,625 INFO L263 BlockEncoder]: Using Maximize final states 12.80/6.05 [2019-03-28 22:50:46,626 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.80/6.05 [2019-03-28 22:50:46,626 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.80/6.05 [2019-03-28 22:50:46,628 INFO L296 BlockEncoder]: Using Remove sink states 12.80/6.05 [2019-03-28 22:50:46,629 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.80/6.05 [2019-03-28 22:50:46,629 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.80/6.05 [2019-03-28 22:50:46,643 INFO L185 BlockEncoder]: Using Use SBE 12.80/6.05 [2019-03-28 22:50:46,657 INFO L200 BlockEncoder]: SBE split 1 edges 12.80/6.05 [2019-03-28 22:50:46,662 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.80/6.05 [2019-03-28 22:50:46,664 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.80/6.05 [2019-03-28 22:50:46,678 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 12.80/6.05 [2019-03-28 22:50:46,680 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 12.80/6.05 [2019-03-28 22:50:46,682 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.80/6.05 [2019-03-28 22:50:46,682 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.80/6.05 [2019-03-28 22:50:46,682 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.80/6.05 [2019-03-28 22:50:46,682 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.80/6.05 [2019-03-28 22:50:46,683 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 5 edges 12.80/6.05 [2019-03-28 22:50:46,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:50:46 BasicIcfg 12.80/6.05 [2019-03-28 22:50:46,683 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.80/6.05 [2019-03-28 22:50:46,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.80/6.05 [2019-03-28 22:50:46,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.80/6.05 [2019-03-28 22:50:46,688 INFO L276 PluginConnector]: TraceAbstraction initialized 12.80/6.05 [2019-03-28 22:50:46,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:50:46" (1/4) ... 12.80/6.05 [2019-03-28 22:50:46,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659e7ca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:50:46, skipping insertion in model container 12.80/6.05 [2019-03-28 22:50:46,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (2/4) ... 12.80/6.05 [2019-03-28 22:50:46,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659e7ca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:50:46, skipping insertion in model container 12.80/6.05 [2019-03-28 22:50:46,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:50:46" (3/4) ... 12.80/6.05 [2019-03-28 22:50:46,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659e7ca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:50:46, skipping insertion in model container 12.80/6.05 [2019-03-28 22:50:46,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:50:46" (4/4) ... 12.80/6.05 [2019-03-28 22:50:46,692 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.80/6.05 [2019-03-28 22:50:46,702 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.80/6.05 [2019-03-28 22:50:46,709 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.80/6.05 [2019-03-28 22:50:46,726 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.80/6.05 [2019-03-28 22:50:46,755 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.80/6.05 [2019-03-28 22:50:46,755 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.80/6.05 [2019-03-28 22:50:46,756 INFO L383 AbstractCegarLoop]: Hoare is true 12.80/6.05 [2019-03-28 22:50:46,756 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.80/6.05 [2019-03-28 22:50:46,756 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.80/6.05 [2019-03-28 22:50:46,756 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.80/6.05 [2019-03-28 22:50:46,756 INFO L387 AbstractCegarLoop]: Difference is false 12.80/6.05 [2019-03-28 22:50:46,756 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.80/6.05 [2019-03-28 22:50:46,757 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.80/6.05 [2019-03-28 22:50:46,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 12.80/6.05 [2019-03-28 22:50:46,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.80/6.05 [2019-03-28 22:50:46,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 12.80/6.05 [2019-03-28 22:50:46,829 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.80/6.05 [2019-03-28 22:50:46,829 INFO L448 ceAbstractionStarter]: For program point L10(lines 10 12) no Hoare annotation was computed. 12.80/6.05 [2019-03-28 22:50:46,830 INFO L451 ceAbstractionStarter]: At program point L10-2(lines 9 13) the Hoare annotation is: true 12.80/6.05 [2019-03-28 22:50:46,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:50:46 BasicIcfg 12.80/6.05 [2019-03-28 22:50:46,838 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.80/6.05 [2019-03-28 22:50:46,839 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.80/6.05 [2019-03-28 22:50:46,839 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.80/6.05 [2019-03-28 22:50:46,842 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.80/6.05 [2019-03-28 22:50:46,843 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.80/6.05 [2019-03-28 22:50:46,843 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:50:46" (1/5) ... 12.80/6.05 [2019-03-28 22:50:46,844 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13e9da77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:50:46, skipping insertion in model container 12.80/6.05 [2019-03-28 22:50:46,844 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.80/6.05 [2019-03-28 22:50:46,844 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:46" (2/5) ... 12.80/6.05 [2019-03-28 22:50:46,845 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13e9da77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:50:46, skipping insertion in model container 12.80/6.05 [2019-03-28 22:50:46,845 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.80/6.05 [2019-03-28 22:50:46,845 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:50:46" (3/5) ... 12.80/6.05 [2019-03-28 22:50:46,845 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13e9da77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:50:46, skipping insertion in model container 12.80/6.05 [2019-03-28 22:50:46,845 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.80/6.05 [2019-03-28 22:50:46,846 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:50:46" (4/5) ... 12.80/6.05 [2019-03-28 22:50:46,846 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13e9da77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:50:46, skipping insertion in model container 12.80/6.05 [2019-03-28 22:50:46,846 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.80/6.05 [2019-03-28 22:50:46,846 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:50:46" (5/5) ... 12.80/6.05 [2019-03-28 22:50:46,848 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.80/6.05 [2019-03-28 22:50:46,876 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.80/6.05 [2019-03-28 22:50:46,876 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.80/6.05 [2019-03-28 22:50:46,877 INFO L375 BuchiCegarLoop]: Hoare is true 12.80/6.05 [2019-03-28 22:50:46,877 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.80/6.05 [2019-03-28 22:50:46,877 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.80/6.05 [2019-03-28 22:50:46,877 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.80/6.05 [2019-03-28 22:50:46,877 INFO L379 BuchiCegarLoop]: Difference is false 12.80/6.05 [2019-03-28 22:50:46,877 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.80/6.05 [2019-03-28 22:50:46,877 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.80/6.05 [2019-03-28 22:50:46,881 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 12.80/6.05 [2019-03-28 22:50:46,899 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 12.80/6.05 [2019-03-28 22:50:46,899 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.80/6.05 [2019-03-28 22:50:46,900 INFO L119 BuchiIsEmpty]: Starting construction of run 12.80/6.05 [2019-03-28 22:50:46,907 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.80/6.05 [2019-03-28 22:50:46,907 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 12.80/6.05 [2019-03-28 22:50:46,907 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.80/6.05 [2019-03-28 22:50:46,907 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 12.80/6.05 [2019-03-28 22:50:46,908 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 12.80/6.05 [2019-03-28 22:50:46,908 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.80/6.05 [2019-03-28 22:50:46,908 INFO L119 BuchiIsEmpty]: Starting construction of run 12.80/6.05 [2019-03-28 22:50:46,908 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.80/6.05 [2019-03-28 22:50:46,908 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 12.80/6.05 [2019-03-28 22:50:46,913 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [27] ULTIMATE.startENTRY-->L10-2: Formula: (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0] 5#L10-2true 12.80/6.05 [2019-03-28 22:50:46,914 INFO L796 eck$LassoCheckResult]: Loop: 5#L10-2true [31] L10-2-->L10: Formula: (< 5 v_ULTIMATE.start_main_~i~0_7) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 3#L10true [35] L10-->L10-2: Formula: (and (< 10 v_ULTIMATE.start_main_~i~0_9) (= v_ULTIMATE.start_main_~i~0_8 (+ v_ULTIMATE.start_main_~i~0_9 (- 1)))) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_9} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0] 5#L10-2true 12.80/6.05 [2019-03-28 22:50:46,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.80/6.05 [2019-03-28 22:50:46,920 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 1 times 12.80/6.05 [2019-03-28 22:50:46,922 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.80/6.05 [2019-03-28 22:50:46,923 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.80/6.05 [2019-03-28 22:50:46,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:46,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:46,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:46,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.80/6.05 [2019-03-28 22:50:46,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1957, now seen corresponding path program 1 times 12.80/6.05 [2019-03-28 22:50:46,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.80/6.05 [2019-03-28 22:50:46,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.80/6.05 [2019-03-28 22:50:46,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:46,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:46,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.80/6.05 [2019-03-28 22:50:47,009 INFO L82 PathProgramCache]: Analyzing trace with hash 56734, now seen corresponding path program 1 times 12.80/6.05 [2019-03-28 22:50:47,009 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.80/6.05 [2019-03-28 22:50:47,009 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.80/6.05 [2019-03-28 22:50:47,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,063 INFO L216 LassoAnalysis]: Preferences: 12.80/6.05 [2019-03-28 22:50:47,064 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.80/6.05 [2019-03-28 22:50:47,064 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.80/6.05 [2019-03-28 22:50:47,065 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.80/6.05 [2019-03-28 22:50:47,065 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.80/6.05 [2019-03-28 22:50:47,065 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.80/6.05 [2019-03-28 22:50:47,065 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.80/6.05 [2019-03-28 22:50:47,065 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.80/6.05 [2019-03-28 22:50:47,065 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.80/6.05 [2019-03-28 22:50:47,066 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.80/6.05 [2019-03-28 22:50:47,066 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.80/6.05 [2019-03-28 22:50:47,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.80/6.05 [2019-03-28 22:50:47,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.80/6.05 [2019-03-28 22:50:47,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.80/6.05 [2019-03-28 22:50:47,165 INFO L300 LassoAnalysis]: Preprocessing complete. 12.80/6.05 [2019-03-28 22:50:47,165 INFO L412 LassoAnalysis]: Checking for nontermination... 12.80/6.05 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.80/6.05 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.80/6.05 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.80/6.05 [2019-03-28 22:50:47,173 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.80/6.05 [2019-03-28 22:50:47,173 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.80/6.05 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.80/6.05 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.80/6.05 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.80/6.05 [2019-03-28 22:50:47,207 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.80/6.05 [2019-03-28 22:50:47,207 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.80/6.05 [2019-03-28 22:50:47,239 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 12.80/6.05 [2019-03-28 22:50:47,241 INFO L216 LassoAnalysis]: Preferences: 12.80/6.05 [2019-03-28 22:50:47,242 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.80/6.05 [2019-03-28 22:50:47,242 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.80/6.05 [2019-03-28 22:50:47,242 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.80/6.05 [2019-03-28 22:50:47,242 INFO L127 ssoRankerPreferences]: Use exernal solver: false 12.80/6.05 [2019-03-28 22:50:47,242 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 12.80/6.05 [2019-03-28 22:50:47,242 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.80/6.05 [2019-03-28 22:50:47,243 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.80/6.05 [2019-03-28 22:50:47,243 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.80/6.05 [2019-03-28 22:50:47,243 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.80/6.05 [2019-03-28 22:50:47,243 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.80/6.05 [2019-03-28 22:50:47,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.80/6.05 [2019-03-28 22:50:47,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.80/6.05 [2019-03-28 22:50:47,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.80/6.05 [2019-03-28 22:50:47,336 INFO L300 LassoAnalysis]: Preprocessing complete. 12.80/6.05 [2019-03-28 22:50:47,342 INFO L497 LassoAnalysis]: Using template 'affine'. 12.80/6.05 [2019-03-28 22:50:47,344 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.80/6.05 Termination analysis: LINEAR_WITH_GUESSES 12.80/6.05 Number of strict supporting invariants: 0 12.80/6.05 Number of non-strict supporting invariants: 1 12.80/6.05 Consider only non-deceasing supporting invariants: true 12.80/6.05 Simplify termination arguments: true 12.80/6.05 Simplify supporting invariants: trueOverapproximate stem: false 12.80/6.05 [2019-03-28 22:50:47,345 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.80/6.05 [2019-03-28 22:50:47,346 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.80/6.05 [2019-03-28 22:50:47,346 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.80/6.05 [2019-03-28 22:50:47,346 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.80/6.05 [2019-03-28 22:50:47,347 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.80/6.05 [2019-03-28 22:50:47,349 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.80/6.05 [2019-03-28 22:50:47,349 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.80/6.05 [2019-03-28 22:50:47,357 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 12.80/6.05 [2019-03-28 22:50:47,366 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 12.80/6.05 [2019-03-28 22:50:47,366 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. 12.80/6.05 [2019-03-28 22:50:47,368 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 12.80/6.05 [2019-03-28 22:50:47,369 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 12.80/6.05 [2019-03-28 22:50:47,369 INFO L518 LassoAnalysis]: Proved termination. 12.80/6.05 [2019-03-28 22:50:47,370 INFO L520 LassoAnalysis]: Termination argument consisting of: 12.80/6.05 Ranking function f(ULTIMATE.start_main_~i~0) = 1*ULTIMATE.start_main_~i~0 12.80/6.05 Supporting invariants [] 12.80/6.05 [2019-03-28 22:50:47,371 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 12.80/6.05 [2019-03-28 22:50:47,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.80/6.05 [2019-03-28 22:50:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.80/6.05 [2019-03-28 22:50:47,412 WARN L254 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core 12.80/6.05 [2019-03-28 22:50:47,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.80/6.05 [2019-03-28 22:50:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.80/6.05 [2019-03-28 22:50:47,425 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core 12.80/6.05 [2019-03-28 22:50:47,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.80/6.05 [2019-03-28 22:50:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 12.80/6.05 [2019-03-28 22:50:47,466 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 12.80/6.05 [2019-03-28 22:50:47,471 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 2 loop predicates 12.80/6.05 [2019-03-28 22:50:47,472 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. 12.80/6.05 [2019-03-28 22:50:47,527 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 9 states and 14 transitions. Complement of second has 5 states. 12.80/6.05 [2019-03-28 22:50:47,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states 12.80/6.05 [2019-03-28 22:50:47,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 12.80/6.05 [2019-03-28 22:50:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. 12.80/6.05 [2019-03-28 22:50:47,532 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 1 letters. Loop has 2 letters. 12.80/6.05 [2019-03-28 22:50:47,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.80/6.05 [2019-03-28 22:50:47,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 3 letters. Loop has 2 letters. 12.80/6.05 [2019-03-28 22:50:47,534 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.80/6.05 [2019-03-28 22:50:47,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 1 letters. Loop has 4 letters. 12.80/6.05 [2019-03-28 22:50:47,534 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.80/6.05 [2019-03-28 22:50:47,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 14 transitions. 12.80/6.05 [2019-03-28 22:50:47,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 12.80/6.05 [2019-03-28 22:50:47,545 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 9 states and 14 transitions. 12.80/6.05 [2019-03-28 22:50:47,546 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 12.80/6.05 [2019-03-28 22:50:47,546 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 12.80/6.05 [2019-03-28 22:50:47,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 14 transitions. 12.80/6.05 [2019-03-28 22:50:47,547 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 12.80/6.05 [2019-03-28 22:50:47,547 INFO L706 BuchiCegarLoop]: Abstraction has 9 states and 14 transitions. 12.80/6.05 [2019-03-28 22:50:47,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 14 transitions. 12.80/6.05 [2019-03-28 22:50:47,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 7. 12.80/6.05 [2019-03-28 22:50:47,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. 12.80/6.05 [2019-03-28 22:50:47,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 11 transitions. 12.80/6.05 [2019-03-28 22:50:47,591 INFO L729 BuchiCegarLoop]: Abstraction has 7 states and 11 transitions. 12.80/6.05 [2019-03-28 22:50:47,591 INFO L609 BuchiCegarLoop]: Abstraction has 7 states and 11 transitions. 12.80/6.05 [2019-03-28 22:50:47,591 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 12.80/6.05 [2019-03-28 22:50:47,591 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 11 transitions. 12.80/6.05 [2019-03-28 22:50:47,592 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 12.80/6.05 [2019-03-28 22:50:47,592 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.80/6.05 [2019-03-28 22:50:47,592 INFO L119 BuchiIsEmpty]: Starting construction of run 12.80/6.05 [2019-03-28 22:50:47,593 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 12.80/6.05 [2019-03-28 22:50:47,593 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 12.80/6.05 [2019-03-28 22:50:47,593 INFO L794 eck$LassoCheckResult]: Stem: 55#ULTIMATE.startENTRY [27] ULTIMATE.startENTRY-->L10-2: Formula: (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0] 56#L10-2 [31] L10-2-->L10: Formula: (< 5 v_ULTIMATE.start_main_~i~0_7) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 50#L10 12.80/6.05 [2019-03-28 22:50:47,593 INFO L796 eck$LassoCheckResult]: Loop: 50#L10 [26] L10-->L10-2: Formula: (= 10 v_ULTIMATE.start_main_~i~0_10) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} AuxVars[] AssignedVars[] 51#L10-2 [31] L10-2-->L10: Formula: (< 5 v_ULTIMATE.start_main_~i~0_7) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 50#L10 12.80/6.05 [2019-03-28 22:50:47,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.80/6.05 [2019-03-28 22:50:47,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1829, now seen corresponding path program 1 times 12.80/6.05 [2019-03-28 22:50:47,594 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.80/6.05 [2019-03-28 22:50:47,594 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.80/6.05 [2019-03-28 22:50:47,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.80/6.05 [2019-03-28 22:50:47,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times 12.80/6.05 [2019-03-28 22:50:47,600 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.80/6.05 [2019-03-28 22:50:47,600 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.80/6.05 [2019-03-28 22:50:47,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.80/6.05 [2019-03-28 22:50:47,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1758506, now seen corresponding path program 1 times 12.80/6.05 [2019-03-28 22:50:47,606 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.80/6.05 [2019-03-28 22:50:47,606 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.80/6.05 [2019-03-28 22:50:47,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.80/6.05 [2019-03-28 22:50:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.80/6.05 [2019-03-28 22:50:47,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:50:47 BasicIcfg 12.80/6.05 [2019-03-28 22:50:47,652 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.80/6.05 [2019-03-28 22:50:47,653 INFO L168 Benchmark]: Toolchain (without parser) took 1605.41 ms. Allocated memory was 649.6 MB in the beginning and 667.9 MB in the end (delta: 18.4 MB). Free memory was 558.1 MB in the beginning and 530.0 MB in the end (delta: 28.1 MB). Peak memory consumption was 46.5 MB. Max. memory is 50.3 GB. 12.80/6.05 [2019-03-28 22:50:47,654 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.80/6.05 [2019-03-28 22:50:47,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.08 ms. Allocated memory was 649.6 MB in the beginning and 667.9 MB in the end (delta: 18.4 MB). Free memory was 558.1 MB in the beginning and 634.7 MB in the end (delta: -76.5 MB). Peak memory consumption was 29.3 MB. Max. memory is 50.3 GB. 12.80/6.05 [2019-03-28 22:50:47,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.49 ms. Allocated memory is still 667.9 MB. Free memory was 634.7 MB in the beginning and 633.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 12.80/6.05 [2019-03-28 22:50:47,656 INFO L168 Benchmark]: Boogie Preprocessor took 19.72 ms. Allocated memory is still 667.9 MB. Free memory was 633.6 MB in the beginning and 630.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 12.80/6.05 [2019-03-28 22:50:47,657 INFO L168 Benchmark]: RCFGBuilder took 200.65 ms. Allocated memory is still 667.9 MB. Free memory was 630.7 MB in the beginning and 618.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 50.3 GB. 12.80/6.05 [2019-03-28 22:50:47,658 INFO L168 Benchmark]: BlockEncodingV2 took 77.88 ms. Allocated memory is still 667.9 MB. Free memory was 618.1 MB in the beginning and 612.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.80/6.05 [2019-03-28 22:50:47,658 INFO L168 Benchmark]: TraceAbstraction took 154.01 ms. Allocated memory is still 667.9 MB. Free memory was 612.7 MB in the beginning and 604.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 12.80/6.05 [2019-03-28 22:50:47,659 INFO L168 Benchmark]: BuchiAutomizer took 813.20 ms. Allocated memory is still 667.9 MB. Free memory was 603.0 MB in the beginning and 530.0 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 50.3 GB. 12.80/6.05 [2019-03-28 22:50:47,665 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.80/6.05 --- Results --- 12.80/6.05 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.80/6.05 - StatisticsResult: Initial Icfg 12.80/6.05 7 locations, 9 edges 12.80/6.05 - StatisticsResult: Encoded RCFG 12.80/6.05 3 locations, 5 edges 12.80/6.05 * Results from de.uni_freiburg.informatik.ultimate.core: 12.80/6.05 - StatisticsResult: Toolchain Benchmarks 12.80/6.05 Benchmark results are: 12.80/6.05 * CDTParser took 0.15 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.80/6.05 * CACSL2BoogieTranslator took 298.08 ms. Allocated memory was 649.6 MB in the beginning and 667.9 MB in the end (delta: 18.4 MB). Free memory was 558.1 MB in the beginning and 634.7 MB in the end (delta: -76.5 MB). Peak memory consumption was 29.3 MB. Max. memory is 50.3 GB. 12.80/6.05 * Boogie Procedure Inliner took 36.49 ms. Allocated memory is still 667.9 MB. Free memory was 634.7 MB in the beginning and 633.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 12.80/6.05 * Boogie Preprocessor took 19.72 ms. Allocated memory is still 667.9 MB. Free memory was 633.6 MB in the beginning and 630.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 12.80/6.05 * RCFGBuilder took 200.65 ms. Allocated memory is still 667.9 MB. Free memory was 630.7 MB in the beginning and 618.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 50.3 GB. 12.80/6.05 * BlockEncodingV2 took 77.88 ms. Allocated memory is still 667.9 MB. Free memory was 618.1 MB in the beginning and 612.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.80/6.05 * TraceAbstraction took 154.01 ms. Allocated memory is still 667.9 MB. Free memory was 612.7 MB in the beginning and 604.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 12.80/6.05 * BuchiAutomizer took 813.20 ms. Allocated memory is still 667.9 MB. Free memory was 603.0 MB in the beginning and 530.0 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 50.3 GB. 12.80/6.05 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.80/6.05 - AllSpecificationsHoldResult: All specifications hold 12.80/6.05 We were not able to verify any specifiation because the program does not contain any specification. 12.80/6.05 - InvariantResult [Line: 9]: Loop Invariant 12.80/6.05 Derived loop invariant: 1 12.80/6.05 - StatisticsResult: Ultimate Automizer benchmark data 12.80/6.05 CFG has 1 procedures, 3 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=3occurred 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 12.80/6.05 - StatisticsResult: Constructed decomposition of program 12.80/6.05 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic) and one nonterminating remainder module.One nondeterministic module has affine ranking function i and consists of 4 locations. The remainder module has 7 locations. 12.80/6.05 - StatisticsResult: Timing statistics 12.80/6.05 BüchiAutomizer plugin needed 0.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 7 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 3 SDtfs, 8 SDslu, 0 SDs, 0 SdLazy, 12 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax220 hnf100 lsp45 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 26ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 12.80/6.05 - TerminationAnalysisResult: Nontermination possible 12.80/6.05 Buchi Automizer proved that your program is nonterminating for some inputs 12.80/6.05 - FixpointNonTerminationResult [Line: 10]: Nontermination argument in form of an infinite program execution. 12.80/6.05 Nontermination argument in form of an infinite execution 12.80/6.05 State at position 0 is 12.80/6.05 {} 12.80/6.05 State at position 1 is 12.80/6.05 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@38014209=0, \result=0, i=10} 12.80/6.05 - StatisticsResult: NonterminationArgumentStatistics 12.80/6.05 Fixpoint 12.80/6.05 - NonterminatingLassoResult [Line: 10]: Nonterminating execution 12.80/6.05 Found a nonterminating execution for the following lasso shaped sequence of statements. 12.80/6.05 Stem: 12.80/6.05 [L6] int i; 12.80/6.05 [L7] i = __VERIFIER_nondet_int() 12.80/6.05 [L9] COND TRUE i > 5 12.80/6.05 Loop: 12.80/6.05 [L10] COND FALSE !(i != 10) 12.80/6.05 [L9] COND TRUE i > 5 12.80/6.05 End of lasso representation. 12.80/6.05 RESULT: Ultimate proved your program to be incorrect! 12.80/6.05 !SESSION 2019-03-28 22:50:42.760 ----------------------------------------------- 12.80/6.05 eclipse.buildId=unknown 12.80/6.05 java.version=1.8.0_181 12.80/6.05 java.vendor=Oracle Corporation 12.80/6.05 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.80/6.05 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.80/6.05 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 12.80/6.05 12.80/6.05 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:50:47.901 12.80/6.05 !MESSAGE The workspace will exit with unsaved changes in this session. 12.80/6.05 Received shutdown request... 12.80/6.05 Ultimate: 12.80/6.05 GTK+ Version Check 12.80/6.05 EOF