13.13/6.36 YES 13.13/6.36 13.13/6.36 Ultimate: Cannot open display: 13.13/6.36 This is Ultimate 0.1.24-8dc7c08-m 13.13/6.36 [2019-03-28 12:04:44,621 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.13/6.36 [2019-03-28 12:04:44,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.13/6.36 [2019-03-28 12:04:44,635 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.13/6.36 [2019-03-28 12:04:44,635 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.13/6.36 [2019-03-28 12:04:44,636 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.13/6.36 [2019-03-28 12:04:44,637 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.13/6.36 [2019-03-28 12:04:44,639 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.13/6.36 [2019-03-28 12:04:44,640 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.13/6.36 [2019-03-28 12:04:44,641 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.13/6.36 [2019-03-28 12:04:44,642 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.13/6.36 [2019-03-28 12:04:44,642 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.13/6.36 [2019-03-28 12:04:44,643 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.13/6.36 [2019-03-28 12:04:44,644 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.13/6.36 [2019-03-28 12:04:44,645 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.13/6.36 [2019-03-28 12:04:44,646 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.13/6.36 [2019-03-28 12:04:44,646 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.13/6.36 [2019-03-28 12:04:44,648 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.13/6.36 [2019-03-28 12:04:44,650 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.13/6.36 [2019-03-28 12:04:44,652 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.13/6.36 [2019-03-28 12:04:44,653 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.13/6.36 [2019-03-28 12:04:44,654 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.13/6.36 [2019-03-28 12:04:44,656 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.13/6.36 [2019-03-28 12:04:44,656 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.13/6.36 [2019-03-28 12:04:44,656 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.13/6.36 [2019-03-28 12:04:44,657 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.13/6.36 [2019-03-28 12:04:44,657 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.13/6.36 [2019-03-28 12:04:44,658 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.13/6.36 [2019-03-28 12:04:44,658 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.13/6.36 [2019-03-28 12:04:44,659 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.13/6.36 [2019-03-28 12:04:44,660 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.13/6.36 [2019-03-28 12:04:44,660 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.13/6.36 [2019-03-28 12:04:44,661 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.13/6.36 [2019-03-28 12:04:44,662 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.13/6.36 [2019-03-28 12:04:44,662 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.13/6.36 [2019-03-28 12:04:44,662 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.13/6.36 [2019-03-28 12:04:44,663 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.13/6.36 [2019-03-28 12:04:44,664 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.13/6.36 [2019-03-28 12:04:44,664 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.13/6.36 [2019-03-28 12:04:44,665 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.13/6.36 [2019-03-28 12:04:44,679 INFO L110 SettingsManager]: Loading preferences was successful 13.13/6.36 [2019-03-28 12:04:44,679 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.13/6.36 [2019-03-28 12:04:44,680 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.13/6.36 [2019-03-28 12:04:44,681 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.13/6.36 [2019-03-28 12:04:44,681 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.13/6.36 [2019-03-28 12:04:44,681 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.13/6.36 [2019-03-28 12:04:44,681 INFO L133 SettingsManager]: * Use SBE=true 13.13/6.36 [2019-03-28 12:04:44,681 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.13/6.36 [2019-03-28 12:04:44,682 INFO L133 SettingsManager]: * Use old map elimination=false 13.13/6.36 [2019-03-28 12:04:44,682 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.13/6.36 [2019-03-28 12:04:44,682 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.13/6.36 [2019-03-28 12:04:44,682 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.13/6.36 [2019-03-28 12:04:44,682 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.13/6.36 [2019-03-28 12:04:44,682 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.13/6.36 [2019-03-28 12:04:44,683 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:44,683 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.13/6.36 [2019-03-28 12:04:44,683 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.13/6.36 [2019-03-28 12:04:44,683 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.13/6.36 [2019-03-28 12:04:44,683 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.13/6.36 [2019-03-28 12:04:44,683 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.13/6.36 [2019-03-28 12:04:44,684 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.13/6.36 [2019-03-28 12:04:44,684 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.13/6.36 [2019-03-28 12:04:44,684 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.13/6.36 [2019-03-28 12:04:44,684 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.13/6.36 [2019-03-28 12:04:44,684 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.13/6.36 [2019-03-28 12:04:44,684 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.13/6.36 [2019-03-28 12:04:44,685 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.13/6.36 [2019-03-28 12:04:44,685 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.13/6.36 [2019-03-28 12:04:44,685 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.13/6.36 [2019-03-28 12:04:44,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.13/6.36 [2019-03-28 12:04:44,724 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.13/6.36 [2019-03-28 12:04:44,728 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.13/6.36 [2019-03-28 12:04:44,729 INFO L271 PluginConnector]: Initializing CDTParser... 13.13/6.36 [2019-03-28 12:04:44,730 INFO L276 PluginConnector]: CDTParser initialized 13.13/6.36 [2019-03-28 12:04:44,731 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.13/6.36 [2019-03-28 12:04:44,789 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/46bff7a87a434d35adbe8dbb7289f951/FLAGb0912562c 13.13/6.36 [2019-03-28 12:04:45,128 INFO L307 CDTParser]: Found 1 translation units. 13.13/6.36 [2019-03-28 12:04:45,128 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.13/6.36 [2019-03-28 12:04:45,135 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/46bff7a87a434d35adbe8dbb7289f951/FLAGb0912562c 13.13/6.36 [2019-03-28 12:04:45,542 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/46bff7a87a434d35adbe8dbb7289f951 13.13/6.36 [2019-03-28 12:04:45,553 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.13/6.36 [2019-03-28 12:04:45,555 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.13/6.36 [2019-03-28 12:04:45,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.13/6.36 [2019-03-28 12:04:45,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.13/6.36 [2019-03-28 12:04:45,560 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.13/6.36 [2019-03-28 12:04:45,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6366d360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45, skipping insertion in model container 13.13/6.36 [2019-03-28 12:04:45,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.13/6.36 [2019-03-28 12:04:45,589 INFO L176 MainTranslator]: Built tables and reachable declarations 13.13/6.36 [2019-03-28 12:04:45,744 INFO L206 PostProcessor]: Analyzing one entry point: main 13.13/6.36 [2019-03-28 12:04:45,748 INFO L191 MainTranslator]: Completed pre-run 13.13/6.36 [2019-03-28 12:04:45,764 INFO L206 PostProcessor]: Analyzing one entry point: main 13.13/6.36 [2019-03-28 12:04:45,831 INFO L195 MainTranslator]: Completed translation 13.13/6.36 [2019-03-28 12:04:45,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45 WrapperNode 13.13/6.36 [2019-03-28 12:04:45,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.13/6.36 [2019-03-28 12:04:45,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.13/6.36 [2019-03-28 12:04:45,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.13/6.36 [2019-03-28 12:04:45,833 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.13/6.36 [2019-03-28 12:04:45,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.13/6.36 [2019-03-28 12:04:45,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.13/6.36 [2019-03-28 12:04:45,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.13/6.36 [2019-03-28 12:04:45,868 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.13/6.36 [2019-03-28 12:04:45,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 [2019-03-28 12:04:45,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.13/6.36 [2019-03-28 12:04:45,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.13/6.36 [2019-03-28 12:04:45,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.13/6.36 [2019-03-28 12:04:45,888 INFO L276 PluginConnector]: RCFGBuilder initialized 13.13/6.36 [2019-03-28 12:04:45,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (1/1) ... 13.13/6.36 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.13/6.36 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.13/6.36 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.13/6.36 [2019-03-28 12:04:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.13/6.36 [2019-03-28 12:04:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.13/6.36 [2019-03-28 12:04:46,084 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.13/6.36 [2019-03-28 12:04:46,085 INFO L286 CfgBuilder]: Removed 8 assue(true) statements. 13.13/6.36 [2019-03-28 12:04:46,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:04:46 BoogieIcfgContainer 13.13/6.36 [2019-03-28 12:04:46,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.13/6.36 [2019-03-28 12:04:46,086 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.13/6.36 [2019-03-28 12:04:46,087 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.13/6.36 [2019-03-28 12:04:46,089 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.13/6.36 [2019-03-28 12:04:46,089 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:04:46" (1/1) ... 13.13/6.36 [2019-03-28 12:04:46,103 INFO L313 BlockEncoder]: Initial Icfg 9 locations, 12 edges 13.13/6.36 [2019-03-28 12:04:46,104 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.13/6.36 [2019-03-28 12:04:46,105 INFO L263 BlockEncoder]: Using Maximize final states 13.13/6.36 [2019-03-28 12:04:46,106 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.13/6.36 [2019-03-28 12:04:46,106 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.13/6.36 [2019-03-28 12:04:46,108 INFO L296 BlockEncoder]: Using Remove sink states 13.13/6.36 [2019-03-28 12:04:46,109 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.13/6.36 [2019-03-28 12:04:46,109 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.13/6.36 [2019-03-28 12:04:46,123 INFO L185 BlockEncoder]: Using Use SBE 13.13/6.36 [2019-03-28 12:04:46,130 INFO L200 BlockEncoder]: SBE split 0 edges 13.13/6.36 [2019-03-28 12:04:46,135 INFO L70 emoveInfeasibleEdges]: Removed 2 edges and 0 locations because of local infeasibility 13.13/6.36 [2019-03-28 12:04:46,137 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.13/6.36 [2019-03-28 12:04:46,152 INFO L100 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding 13.13/6.36 [2019-03-28 12:04:46,155 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 13.13/6.36 [2019-03-28 12:04:46,156 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.13/6.36 [2019-03-28 12:04:46,156 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.13/6.36 [2019-03-28 12:04:46,156 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.13/6.36 [2019-03-28 12:04:46,157 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.13/6.36 [2019-03-28 12:04:46,157 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 4 edges 13.13/6.36 [2019-03-28 12:04:46,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:04:46 BasicIcfg 13.13/6.36 [2019-03-28 12:04:46,158 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.13/6.36 [2019-03-28 12:04:46,159 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.13/6.36 [2019-03-28 12:04:46,159 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.13/6.36 [2019-03-28 12:04:46,162 INFO L276 PluginConnector]: TraceAbstraction initialized 13.13/6.36 [2019-03-28 12:04:46,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:04:45" (1/4) ... 13.13/6.36 [2019-03-28 12:04:46,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a89db75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:04:46, skipping insertion in model container 13.13/6.36 [2019-03-28 12:04:46,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (2/4) ... 13.13/6.36 [2019-03-28 12:04:46,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a89db75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:04:46, skipping insertion in model container 13.13/6.36 [2019-03-28 12:04:46,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:04:46" (3/4) ... 13.13/6.36 [2019-03-28 12:04:46,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a89db75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:04:46, skipping insertion in model container 13.13/6.36 [2019-03-28 12:04:46,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:04:46" (4/4) ... 13.13/6.36 [2019-03-28 12:04:46,166 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.13/6.36 [2019-03-28 12:04:46,176 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.13/6.36 [2019-03-28 12:04:46,185 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.13/6.36 [2019-03-28 12:04:46,203 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.13/6.36 [2019-03-28 12:04:46,231 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.13/6.36 [2019-03-28 12:04:46,232 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.13/6.36 [2019-03-28 12:04:46,232 INFO L383 AbstractCegarLoop]: Hoare is true 13.13/6.36 [2019-03-28 12:04:46,232 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.13/6.36 [2019-03-28 12:04:46,233 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.13/6.36 [2019-03-28 12:04:46,233 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.13/6.36 [2019-03-28 12:04:46,233 INFO L387 AbstractCegarLoop]: Difference is false 13.13/6.36 [2019-03-28 12:04:46,233 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.13/6.36 [2019-03-28 12:04:46,233 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.13/6.36 [2019-03-28 12:04:46,249 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 13.13/6.36 [2019-03-28 12:04:46,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.13/6.36 [2019-03-28 12:04:46,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 13.13/6.36 [2019-03-28 12:04:46,308 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.13/6.36 [2019-03-28 12:04:46,309 INFO L451 ceAbstractionStarter]: At program point L8-2(lines 8 11) the Hoare annotation is: true 13.13/6.36 [2019-03-28 12:04:46,309 INFO L451 ceAbstractionStarter]: At program point L6-2(lines 6 13) the Hoare annotation is: true 13.13/6.36 [2019-03-28 12:04:46,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:04:46 BasicIcfg 13.13/6.36 [2019-03-28 12:04:46,317 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.13/6.36 [2019-03-28 12:04:46,318 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.13/6.36 [2019-03-28 12:04:46,318 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.13/6.36 [2019-03-28 12:04:46,321 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.13/6.36 [2019-03-28 12:04:46,322 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.13/6.36 [2019-03-28 12:04:46,322 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:04:45" (1/5) ... 13.13/6.36 [2019-03-28 12:04:46,323 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@75be7f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:04:46, skipping insertion in model container 13.13/6.36 [2019-03-28 12:04:46,323 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.13/6.36 [2019-03-28 12:04:46,323 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:04:45" (2/5) ... 13.13/6.36 [2019-03-28 12:04:46,324 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@75be7f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:04:46, skipping insertion in model container 13.13/6.36 [2019-03-28 12:04:46,324 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.13/6.36 [2019-03-28 12:04:46,324 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:04:46" (3/5) ... 13.13/6.36 [2019-03-28 12:04:46,324 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@75be7f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:04:46, skipping insertion in model container 13.13/6.36 [2019-03-28 12:04:46,325 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.13/6.36 [2019-03-28 12:04:46,325 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:04:46" (4/5) ... 13.13/6.36 [2019-03-28 12:04:46,325 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@75be7f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:04:46, skipping insertion in model container 13.13/6.36 [2019-03-28 12:04:46,325 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.13/6.36 [2019-03-28 12:04:46,326 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:04:46" (5/5) ... 13.13/6.36 [2019-03-28 12:04:46,327 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.13/6.36 [2019-03-28 12:04:46,353 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.13/6.36 [2019-03-28 12:04:46,354 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.13/6.36 [2019-03-28 12:04:46,354 INFO L375 BuchiCegarLoop]: Hoare is true 13.13/6.36 [2019-03-28 12:04:46,354 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.13/6.36 [2019-03-28 12:04:46,354 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.13/6.36 [2019-03-28 12:04:46,354 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.13/6.36 [2019-03-28 12:04:46,355 INFO L379 BuchiCegarLoop]: Difference is false 13.13/6.36 [2019-03-28 12:04:46,355 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.13/6.36 [2019-03-28 12:04:46,355 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.13/6.36 [2019-03-28 12:04:46,358 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 13.13/6.36 [2019-03-28 12:04:46,377 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 13.13/6.36 [2019-03-28 12:04:46,377 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.13/6.36 [2019-03-28 12:04:46,377 INFO L119 BuchiIsEmpty]: Starting construction of run 13.13/6.36 [2019-03-28 12:04:46,383 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.13/6.36 [2019-03-28 12:04:46,383 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 13.13/6.36 [2019-03-28 12:04:46,383 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.13/6.36 [2019-03-28 12:04:46,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 13.13/6.36 [2019-03-28 12:04:46,384 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 13.13/6.36 [2019-03-28 12:04:46,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.13/6.36 [2019-03-28 12:04:46,384 INFO L119 BuchiIsEmpty]: Starting construction of run 13.13/6.36 [2019-03-28 12:04:46,384 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.13/6.36 [2019-03-28 12:04:46,385 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 13.13/6.36 [2019-03-28 12:04:46,390 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [34] ULTIMATE.startENTRY-->L6-2: Formula: (and (= |v_ULTIMATE.start_test_fun_#in~i_1| |v_ULTIMATE.start_main_#t~nondet0_1|) (= v_ULTIMATE.start_test_fun_~j_1 |v_ULTIMATE.start_test_fun_#in~j_1|) (= v_ULTIMATE.start_test_fun_~i_1 |v_ULTIMATE.start_test_fun_#in~i_1|) (= |v_ULTIMATE.start_test_fun_#in~j_1| |v_ULTIMATE.start_main_#t~nondet1_1|) (= v_ULTIMATE.start_test_fun_~c~0_1 0)) InVars {} OutVars{ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_test_fun_#res=|v_ULTIMATE.start_test_fun_#res_1|, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_1, ULTIMATE.start_test_fun_#in~j=|v_ULTIMATE.start_test_fun_#in~j_1|, ULTIMATE.start_test_fun_#in~i=|v_ULTIMATE.start_test_fun_#in~i_1|, ULTIMATE.start_test_fun_~j=v_ULTIMATE.start_test_fun_~j_1} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~i, ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#res, ULTIMATE.start_test_fun_#res, ULTIMATE.start_test_fun_~c~0, ULTIMATE.start_test_fun_#in~j, ULTIMATE.start_test_fun_#in~i, ULTIMATE.start_test_fun_~j] 5#L6-2true 13.13/6.36 [2019-03-28 12:04:46,390 INFO L796 eck$LassoCheckResult]: Loop: 5#L6-2true [44] L6-2-->L8-2: Formula: (and (= v_ULTIMATE.start_test_fun_~j_6 0) (<= 0 v_ULTIMATE.start_test_fun_~i_8)) InVars {ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_8} OutVars{ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_8, ULTIMATE.start_test_fun_~j=v_ULTIMATE.start_test_fun_~j_6} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~j] 4#L8-2true [48] L8-2-->L6-2: Formula: (and (= (+ v_ULTIMATE.start_test_fun_~i_11 (- 1)) v_ULTIMATE.start_test_fun_~i_10) (< v_ULTIMATE.start_test_fun_~i_11 (+ v_ULTIMATE.start_test_fun_~j_7 1))) InVars {ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_11, ULTIMATE.start_test_fun_~j=v_ULTIMATE.start_test_fun_~j_7} OutVars{ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_10, ULTIMATE.start_test_fun_~j=v_ULTIMATE.start_test_fun_~j_7} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~i] 5#L6-2true 13.13/6.36 [2019-03-28 12:04:46,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.13/6.36 [2019-03-28 12:04:46,397 INFO L82 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times 13.13/6.36 [2019-03-28 12:04:46,399 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.13/6.36 [2019-03-28 12:04:46,400 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.13/6.36 [2019-03-28 12:04:46,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:46,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:46,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:46,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.13/6.36 [2019-03-28 12:04:46,473 INFO L82 PathProgramCache]: Analyzing trace with hash 2373, now seen corresponding path program 1 times 13.13/6.36 [2019-03-28 12:04:46,473 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.13/6.36 [2019-03-28 12:04:46,474 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.13/6.36 [2019-03-28 12:04:46,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:46,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:46,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:46,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.13/6.36 [2019-03-28 12:04:46,487 INFO L82 PathProgramCache]: Analyzing trace with hash 63877, now seen corresponding path program 1 times 13.13/6.36 [2019-03-28 12:04:46,487 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.13/6.36 [2019-03-28 12:04:46,487 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.13/6.36 [2019-03-28 12:04:46,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:46,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:46,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:46,548 INFO L216 LassoAnalysis]: Preferences: 13.13/6.36 [2019-03-28 12:04:46,549 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.13/6.36 [2019-03-28 12:04:46,549 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.13/6.36 [2019-03-28 12:04:46,550 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.13/6.36 [2019-03-28 12:04:46,550 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.13/6.36 [2019-03-28 12:04:46,550 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:46,550 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.13/6.36 [2019-03-28 12:04:46,550 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.13/6.36 [2019-03-28 12:04:46,550 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.13/6.36 [2019-03-28 12:04:46,551 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.13/6.36 [2019-03-28 12:04:46,551 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.13/6.36 [2019-03-28 12:04:46,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.13/6.36 [2019-03-28 12:04:46,647 INFO L300 LassoAnalysis]: Preprocessing complete. 13.13/6.36 [2019-03-28 12:04:46,648 INFO L412 LassoAnalysis]: Checking for nontermination... 13.13/6.36 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.13/6.36 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.13/6.36 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:46,655 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.13/6.36 [2019-03-28 12:04:46,656 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.13/6.36 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.13/6.36 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.13/6.36 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:46,690 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.13/6.36 [2019-03-28 12:04:46,690 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.13/6.36 [2019-03-28 12:04:46,725 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 13.13/6.36 [2019-03-28 12:04:46,727 INFO L216 LassoAnalysis]: Preferences: 13.13/6.36 [2019-03-28 12:04:46,727 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.13/6.36 [2019-03-28 12:04:46,727 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.13/6.36 [2019-03-28 12:04:46,728 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.13/6.36 [2019-03-28 12:04:46,728 INFO L127 ssoRankerPreferences]: Use exernal solver: false 13.13/6.36 [2019-03-28 12:04:46,728 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:46,728 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.13/6.36 [2019-03-28 12:04:46,728 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.13/6.36 [2019-03-28 12:04:46,728 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.13/6.36 [2019-03-28 12:04:46,728 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.13/6.36 [2019-03-28 12:04:46,728 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.13/6.36 [2019-03-28 12:04:46,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.13/6.36 [2019-03-28 12:04:46,794 INFO L300 LassoAnalysis]: Preprocessing complete. 13.13/6.36 [2019-03-28 12:04:46,800 INFO L497 LassoAnalysis]: Using template 'affine'. 13.13/6.36 [2019-03-28 12:04:46,802 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.13/6.36 Termination analysis: LINEAR_WITH_GUESSES 13.13/6.36 Number of strict supporting invariants: 0 13.13/6.36 Number of non-strict supporting invariants: 1 13.13/6.36 Consider only non-deceasing supporting invariants: true 13.13/6.36 Simplify termination arguments: true 13.13/6.36 Simplify supporting invariants: trueOverapproximate stem: false 13.13/6.36 [2019-03-28 12:04:46,804 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.13/6.36 [2019-03-28 12:04:46,804 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.13/6.36 [2019-03-28 12:04:46,805 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.13/6.36 [2019-03-28 12:04:46,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.13/6.36 [2019-03-28 12:04:46,805 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.13/6.36 [2019-03-28 12:04:46,807 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.13/6.36 [2019-03-28 12:04:46,808 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.13/6.36 [2019-03-28 12:04:46,816 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 13.13/6.36 [2019-03-28 12:04:46,825 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 13.13/6.36 [2019-03-28 12:04:46,825 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. 13.13/6.36 [2019-03-28 12:04:46,827 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 13.13/6.36 [2019-03-28 12:04:46,828 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 13.13/6.36 [2019-03-28 12:04:46,828 INFO L518 LassoAnalysis]: Proved termination. 13.13/6.36 [2019-03-28 12:04:46,829 INFO L520 LassoAnalysis]: Termination argument consisting of: 13.13/6.36 Ranking function f(ULTIMATE.start_test_fun_~i) = 2*ULTIMATE.start_test_fun_~i + 1 13.13/6.36 Supporting invariants [] 13.13/6.36 [2019-03-28 12:04:46,830 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 13.13/6.36 [2019-03-28 12:04:46,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.13/6.36 [2019-03-28 12:04:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.13/6.36 [2019-03-28 12:04:46,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core 13.13/6.36 [2019-03-28 12:04:46,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.13/6.36 [2019-03-28 12:04:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.13/6.36 [2019-03-28 12:04:46,886 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core 13.13/6.36 [2019-03-28 12:04:46,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.13/6.36 [2019-03-28 12:04:46,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.13/6.36 [2019-03-28 12:04:46,928 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 13.13/6.36 [2019-03-28 12:04:46,933 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 13.13/6.36 [2019-03-28 12:04:46,934 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. 13.13/6.36 [2019-03-28 12:04:46,963 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 6 states and 9 transitions. Complement of second has 4 states. 13.13/6.36 [2019-03-28 12:04:46,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 13.13/6.36 [2019-03-28 12:04:46,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 13.13/6.36 [2019-03-28 12:04:46,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. 13.13/6.36 [2019-03-28 12:04:46,968 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 2 letters. 13.13/6.36 [2019-03-28 12:04:46,969 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.13/6.36 [2019-03-28 12:04:46,969 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 3 letters. Loop has 2 letters. 13.13/6.36 [2019-03-28 12:04:46,970 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.13/6.36 [2019-03-28 12:04:46,970 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 4 letters. 13.13/6.36 [2019-03-28 12:04:46,970 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.13/6.36 [2019-03-28 12:04:46,976 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6 states and 9 transitions. 13.13/6.36 [2019-03-28 12:04:46,976 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.13/6.36 [2019-03-28 12:04:46,980 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6 states to 6 states and 9 transitions. 13.13/6.36 [2019-03-28 12:04:46,981 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 13.13/6.36 [2019-03-28 12:04:46,981 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 13.13/6.36 [2019-03-28 12:04:46,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 9 transitions. 13.13/6.36 [2019-03-28 12:04:46,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 13.13/6.36 [2019-03-28 12:04:46,982 INFO L706 BuchiCegarLoop]: Abstraction has 6 states and 9 transitions. 13.13/6.36 [2019-03-28 12:04:47,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 9 transitions. 13.13/6.36 [2019-03-28 12:04:47,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 5. 13.13/6.36 [2019-03-28 12:04:47,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. 13.13/6.36 [2019-03-28 12:04:47,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 8 transitions. 13.13/6.36 [2019-03-28 12:04:47,011 INFO L729 BuchiCegarLoop]: Abstraction has 5 states and 8 transitions. 13.13/6.36 [2019-03-28 12:04:47,011 INFO L609 BuchiCegarLoop]: Abstraction has 5 states and 8 transitions. 13.13/6.36 [2019-03-28 12:04:47,011 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 13.13/6.36 [2019-03-28 12:04:47,012 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 8 transitions. 13.13/6.36 [2019-03-28 12:04:47,012 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.13/6.36 [2019-03-28 12:04:47,012 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.13/6.36 [2019-03-28 12:04:47,012 INFO L119 BuchiIsEmpty]: Starting construction of run 13.13/6.36 [2019-03-28 12:04:47,013 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 13.13/6.36 [2019-03-28 12:04:47,013 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.13/6.36 [2019-03-28 12:04:47,013 INFO L794 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY [34] ULTIMATE.startENTRY-->L6-2: Formula: (and (= |v_ULTIMATE.start_test_fun_#in~i_1| |v_ULTIMATE.start_main_#t~nondet0_1|) (= v_ULTIMATE.start_test_fun_~j_1 |v_ULTIMATE.start_test_fun_#in~j_1|) (= v_ULTIMATE.start_test_fun_~i_1 |v_ULTIMATE.start_test_fun_#in~i_1|) (= |v_ULTIMATE.start_test_fun_#in~j_1| |v_ULTIMATE.start_main_#t~nondet1_1|) (= v_ULTIMATE.start_test_fun_~c~0_1 0)) InVars {} OutVars{ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_test_fun_#res=|v_ULTIMATE.start_test_fun_#res_1|, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_1, ULTIMATE.start_test_fun_#in~j=|v_ULTIMATE.start_test_fun_#in~j_1|, ULTIMATE.start_test_fun_#in~i=|v_ULTIMATE.start_test_fun_#in~i_1|, ULTIMATE.start_test_fun_~j=v_ULTIMATE.start_test_fun_~j_1} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~i, ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#res, ULTIMATE.start_test_fun_#res, ULTIMATE.start_test_fun_~c~0, ULTIMATE.start_test_fun_#in~j, ULTIMATE.start_test_fun_#in~i, ULTIMATE.start_test_fun_~j] 43#L6-2 [44] L6-2-->L8-2: Formula: (and (= v_ULTIMATE.start_test_fun_~j_6 0) (<= 0 v_ULTIMATE.start_test_fun_~i_8)) InVars {ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_8} OutVars{ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_8, ULTIMATE.start_test_fun_~j=v_ULTIMATE.start_test_fun_~j_6} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~j] 44#L8-2 13.13/6.36 [2019-03-28 12:04:47,013 INFO L796 eck$LassoCheckResult]: Loop: 44#L8-2 [37] L8-2-->L8-2: Formula: (let ((.cse0 (+ v_ULTIMATE.start_test_fun_~j_5 1))) (and (= v_ULTIMATE.start_test_fun_~j_4 .cse0) (= v_ULTIMATE.start_test_fun_~c~0_3 (+ v_ULTIMATE.start_test_fun_~c~0_4 1)) (<= .cse0 v_ULTIMATE.start_test_fun_~i_4))) InVars {ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_4, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_4, ULTIMATE.start_test_fun_~j=v_ULTIMATE.start_test_fun_~j_5} OutVars{ULTIMATE.start_test_fun_~i=v_ULTIMATE.start_test_fun_~i_4, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_3, ULTIMATE.start_test_fun_~j=v_ULTIMATE.start_test_fun_~j_4} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~c~0, ULTIMATE.start_test_fun_~j] 44#L8-2 13.13/6.36 [2019-03-28 12:04:47,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.13/6.36 [2019-03-28 12:04:47,014 INFO L82 PathProgramCache]: Analyzing trace with hash 2059, now seen corresponding path program 1 times 13.13/6.36 [2019-03-28 12:04:47,014 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.13/6.36 [2019-03-28 12:04:47,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.13/6.36 [2019-03-28 12:04:47,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:47,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:47,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:47,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.13/6.36 [2019-03-28 12:04:47,022 INFO L82 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 1 times 13.13/6.36 [2019-03-28 12:04:47,023 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.13/6.36 [2019-03-28 12:04:47,023 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.13/6.36 [2019-03-28 12:04:47,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:47,024 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:47,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:47,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.13/6.36 [2019-03-28 12:04:47,029 INFO L82 PathProgramCache]: Analyzing trace with hash 63866, now seen corresponding path program 1 times 13.13/6.36 [2019-03-28 12:04:47,029 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.13/6.36 [2019-03-28 12:04:47,030 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.13/6.36 [2019-03-28 12:04:47,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:47,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:47,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.13/6.36 [2019-03-28 12:04:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:47,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.13/6.36 [2019-03-28 12:04:47,060 INFO L216 LassoAnalysis]: Preferences: 13.13/6.36 [2019-03-28 12:04:47,060 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.13/6.36 [2019-03-28 12:04:47,060 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.13/6.36 [2019-03-28 12:04:47,061 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.13/6.36 [2019-03-28 12:04:47,061 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.13/6.36 [2019-03-28 12:04:47,061 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:47,061 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.13/6.36 [2019-03-28 12:04:47,061 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.13/6.36 [2019-03-28 12:04:47,061 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 13.13/6.36 [2019-03-28 12:04:47,062 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.13/6.36 [2019-03-28 12:04:47,062 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.13/6.36 [2019-03-28 12:04:47,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.13/6.36 [2019-03-28 12:04:47,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.13/6.36 [2019-03-28 12:04:47,133 INFO L300 LassoAnalysis]: Preprocessing complete. 13.13/6.36 [2019-03-28 12:04:47,134 INFO L412 LassoAnalysis]: Checking for nontermination... 13.13/6.36 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.13/6.36 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.13/6.36 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:47,144 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.13/6.36 [2019-03-28 12:04:47,144 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.13/6.36 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.13/6.36 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.13/6.36 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:47,188 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.13/6.36 [2019-03-28 12:04:47,189 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.13/6.36 [2019-03-28 12:04:47,209 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.13/6.36 [2019-03-28 12:04:47,210 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_fun_~c~0=0} Honda state: {ULTIMATE.start_test_fun_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_test_fun_~c~0=-4}, {ULTIMATE.start_test_fun_~c~0=7}, {ULTIMATE.start_test_fun_~c~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] 13.13/6.36 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.13/6.36 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.13/6.36 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:47,239 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.13/6.36 [2019-03-28 12:04:47,239 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.13/6.36 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.13/6.36 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.13/6.36 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:47,272 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.13/6.36 [2019-03-28 12:04:47,272 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.13/6.36 [2019-03-28 12:04:47,468 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 13.13/6.36 [2019-03-28 12:04:47,471 INFO L216 LassoAnalysis]: Preferences: 13.13/6.36 [2019-03-28 12:04:47,471 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.13/6.36 [2019-03-28 12:04:47,471 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.13/6.36 [2019-03-28 12:04:47,471 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.13/6.36 [2019-03-28 12:04:47,471 INFO L127 ssoRankerPreferences]: Use exernal solver: false 13.13/6.36 [2019-03-28 12:04:47,471 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 13.13/6.36 [2019-03-28 12:04:47,471 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.13/6.36 [2019-03-28 12:04:47,472 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.13/6.36 [2019-03-28 12:04:47,472 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 13.13/6.36 [2019-03-28 12:04:47,472 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.13/6.36 [2019-03-28 12:04:47,472 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.13/6.36 [2019-03-28 12:04:47,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.13/6.36 [2019-03-28 12:04:47,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.13/6.36 [2019-03-28 12:04:47,508 INFO L300 LassoAnalysis]: Preprocessing complete. 13.13/6.36 [2019-03-28 12:04:47,508 INFO L497 LassoAnalysis]: Using template 'affine'. 13.13/6.36 [2019-03-28 12:04:47,509 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.13/6.36 Termination analysis: LINEAR_WITH_GUESSES 13.13/6.36 Number of strict supporting invariants: 0 13.13/6.36 Number of non-strict supporting invariants: 1 13.13/6.36 Consider only non-deceasing supporting invariants: true 13.13/6.36 Simplify termination arguments: true 13.13/6.36 Simplify supporting invariants: trueOverapproximate stem: false 13.13/6.36 [2019-03-28 12:04:47,510 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.13/6.36 [2019-03-28 12:04:47,510 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.13/6.36 [2019-03-28 12:04:47,510 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.13/6.36 [2019-03-28 12:04:47,510 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.13/6.36 [2019-03-28 12:04:47,510 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.13/6.36 [2019-03-28 12:04:47,511 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.13/6.36 [2019-03-28 12:04:47,511 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.13/6.36 [2019-03-28 12:04:47,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.13/6.36 [2019-03-28 12:04:47,516 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.13/6.36 Termination analysis: LINEAR_WITH_GUESSES 13.13/6.36 Number of strict supporting invariants: 0 13.13/6.36 Number of non-strict supporting invariants: 1 13.13/6.36 Consider only non-deceasing supporting invariants: true 13.13/6.36 Simplify termination arguments: true 13.13/6.36 Simplify supporting invariants: trueOverapproximate stem: false 13.13/6.36 [2019-03-28 12:04:47,517 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.13/6.36 [2019-03-28 12:04:47,517 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.13/6.36 [2019-03-28 12:04:47,517 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.13/6.36 [2019-03-28 12:04:47,517 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.13/6.36 [2019-03-28 12:04:47,517 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.13/6.36 [2019-03-28 12:04:47,518 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.13/6.36 [2019-03-28 12:04:47,518 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.13/6.36 [2019-03-28 12:04:47,523 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 13.13/6.36 [2019-03-28 12:04:47,529 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 13.13/6.36 [2019-03-28 12:04:47,530 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 13.13/6.36 [2019-03-28 12:04:47,530 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 13.13/6.36 [2019-03-28 12:04:47,530 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 13.13/6.36 [2019-03-28 12:04:47,531 INFO L518 LassoAnalysis]: Proved termination. 13.13/6.36 [2019-03-28 12:04:47,531 INFO L520 LassoAnalysis]: Termination argument consisting of: 13.13/6.36 Ranking function f(ULTIMATE.start_test_fun_~i, ULTIMATE.start_test_fun_~j) = 1*ULTIMATE.start_test_fun_~i - 1*ULTIMATE.start_test_fun_~j 13.13/6.36 Supporting invariants [] 13.13/6.36 [2019-03-28 12:04:47,531 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 13.13/6.36 [2019-03-28 12:04:47,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.13/6.36 [2019-03-28 12:04:47,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.13/6.36 [2019-03-28 12:04:47,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjunts are in the unsatisfiable core 13.13/6.36 [2019-03-28 12:04:47,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.13/6.36 [2019-03-28 12:04:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.13/6.36 [2019-03-28 12:04:47,555 WARN L254 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core 13.13/6.36 [2019-03-28 12:04:47,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.13/6.36 [2019-03-28 12:04:47,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.13/6.36 [2019-03-28 12:04:47,556 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 13.13/6.36 [2019-03-28 12:04:47,557 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates 13.13/6.36 [2019-03-28 12:04:47,557 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 5 states and 8 transitions. cyclomatic complexity: 5 Second operand 2 states. 13.13/6.36 [2019-03-28 12:04:47,567 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 5 states and 8 transitions. cyclomatic complexity: 5. Second operand 2 states. Result 7 states and 10 transitions. Complement of second has 4 states. 13.13/6.36 [2019-03-28 12:04:47,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 13.13/6.36 [2019-03-28 12:04:47,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 13.13/6.36 [2019-03-28 12:04:47,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. 13.13/6.36 [2019-03-28 12:04:47,568 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 2 letters. Loop has 1 letters. 13.13/6.36 [2019-03-28 12:04:47,569 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.13/6.36 [2019-03-28 12:04:47,569 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 3 letters. Loop has 1 letters. 13.13/6.36 [2019-03-28 12:04:47,569 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.13/6.36 [2019-03-28 12:04:47,569 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 2 letters. Loop has 2 letters. 13.13/6.36 [2019-03-28 12:04:47,570 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.13/6.36 [2019-03-28 12:04:47,571 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7 states and 10 transitions. 13.13/6.36 [2019-03-28 12:04:47,571 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.13/6.36 [2019-03-28 12:04:47,571 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7 states to 0 states and 0 transitions. 13.13/6.36 [2019-03-28 12:04:47,572 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 13.13/6.36 [2019-03-28 12:04:47,572 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 13.13/6.36 [2019-03-28 12:04:47,572 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 13.13/6.36 [2019-03-28 12:04:47,572 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 13.13/6.36 [2019-03-28 12:04:47,572 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.13/6.36 [2019-03-28 12:04:47,572 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.13/6.36 [2019-03-28 12:04:47,572 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.13/6.36 [2019-03-28 12:04:47,573 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 13.13/6.36 [2019-03-28 12:04:47,573 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 13.13/6.36 [2019-03-28 12:04:47,573 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.13/6.36 [2019-03-28 12:04:47,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 13.13/6.36 [2019-03-28 12:04:47,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:04:47 BasicIcfg 13.13/6.36 [2019-03-28 12:04:47,579 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.13/6.36 [2019-03-28 12:04:47,579 INFO L168 Benchmark]: Toolchain (without parser) took 2025.75 ms. Allocated memory was 649.6 MB in the beginning and 675.3 MB in the end (delta: 25.7 MB). Free memory was 559.2 MB in the beginning and 503.1 MB in the end (delta: 56.1 MB). Peak memory consumption was 81.8 MB. Max. memory is 50.3 GB. 13.13/6.36 [2019-03-28 12:04:47,581 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.13/6.36 [2019-03-28 12:04:47,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.05 ms. Allocated memory was 649.6 MB in the beginning and 675.3 MB in the end (delta: 25.7 MB). Free memory was 558.1 MB in the beginning and 642.0 MB in the end (delta: -83.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 50.3 GB. 13.13/6.36 [2019-03-28 12:04:47,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.01 ms. Allocated memory is still 675.3 MB. Free memory was 642.0 MB in the beginning and 639.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 13.13/6.36 [2019-03-28 12:04:47,583 INFO L168 Benchmark]: Boogie Preprocessor took 19.86 ms. Allocated memory is still 675.3 MB. Free memory was 639.1 MB in the beginning and 638.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.13/6.36 [2019-03-28 12:04:47,584 INFO L168 Benchmark]: RCFGBuilder took 198.38 ms. Allocated memory is still 675.3 MB. Free memory was 638.0 MB in the beginning and 624.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 50.3 GB. 13.13/6.36 [2019-03-28 12:04:47,585 INFO L168 Benchmark]: BlockEncodingV2 took 71.35 ms. Allocated memory is still 675.3 MB. Free memory was 624.3 MB in the beginning and 618.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.13/6.36 [2019-03-28 12:04:47,585 INFO L168 Benchmark]: TraceAbstraction took 158.84 ms. Allocated memory is still 675.3 MB. Free memory was 618.9 MB in the beginning and 609.1 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 13.13/6.36 [2019-03-28 12:04:47,586 INFO L168 Benchmark]: BuchiAutomizer took 1261.14 ms. Allocated memory is still 675.3 MB. Free memory was 609.1 MB in the beginning and 503.1 MB in the end (delta: 106.0 MB). Peak memory consumption was 106.0 MB. Max. memory is 50.3 GB. 13.13/6.36 [2019-03-28 12:04:47,590 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.13/6.36 --- Results --- 13.13/6.36 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.13/6.36 - StatisticsResult: Initial Icfg 13.13/6.36 9 locations, 12 edges 13.13/6.36 - StatisticsResult: Encoded RCFG 13.13/6.36 3 locations, 4 edges 13.13/6.36 * Results from de.uni_freiburg.informatik.ultimate.core: 13.13/6.36 - StatisticsResult: Toolchain Benchmarks 13.13/6.36 Benchmark results are: 13.13/6.36 * CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.13/6.36 * CACSL2BoogieTranslator took 276.05 ms. Allocated memory was 649.6 MB in the beginning and 675.3 MB in the end (delta: 25.7 MB). Free memory was 558.1 MB in the beginning and 642.0 MB in the end (delta: -83.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 50.3 GB. 13.13/6.36 * Boogie Procedure Inliner took 35.01 ms. Allocated memory is still 675.3 MB. Free memory was 642.0 MB in the beginning and 639.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 13.13/6.36 * Boogie Preprocessor took 19.86 ms. Allocated memory is still 675.3 MB. Free memory was 639.1 MB in the beginning and 638.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.13/6.36 * RCFGBuilder took 198.38 ms. Allocated memory is still 675.3 MB. Free memory was 638.0 MB in the beginning and 624.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 50.3 GB. 13.13/6.36 * BlockEncodingV2 took 71.35 ms. Allocated memory is still 675.3 MB. Free memory was 624.3 MB in the beginning and 618.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.13/6.36 * TraceAbstraction took 158.84 ms. Allocated memory is still 675.3 MB. Free memory was 618.9 MB in the beginning and 609.1 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 13.13/6.36 * BuchiAutomizer took 1261.14 ms. Allocated memory is still 675.3 MB. Free memory was 609.1 MB in the beginning and 503.1 MB in the end (delta: 106.0 MB). Peak memory consumption was 106.0 MB. Max. memory is 50.3 GB. 13.13/6.36 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.13/6.36 - AllSpecificationsHoldResult: All specifications hold 13.13/6.36 We were not able to verify any specifiation because the program does not contain any specification. 13.13/6.36 - InvariantResult [Line: 8]: Loop Invariant 13.13/6.36 Derived loop invariant: 1 13.13/6.36 - InvariantResult [Line: 6]: Loop Invariant 13.13/6.36 Derived loop invariant: 1 13.13/6.36 - StatisticsResult: Ultimate Automizer benchmark data 13.13/6.36 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, 2 LocationsWithAnnotation, 2 PreInvPairs, 2 NumberOfFragments, 2 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 13.13/6.36 - StatisticsResult: Constructed decomposition of program 13.13/6.36 Your program was decomposed into 2 terminating modules (0 trivial, 0 deterministic, 2 nondeterministic). One nondeterministic module has affine ranking function 2 * i + 1 and consists of 3 locations. One nondeterministic module has affine ranking function i + -1 * j and consists of 3 locations. 13.13/6.36 - StatisticsResult: Timing statistics 13.13/6.36 BüchiAutomizer plugin needed 1.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 8 SDtfs, 11 SDslu, 0 SDs, 0 SdLazy, 13 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital17 mio100 ax100 hnf100 lsp85 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq152 hnf93 smp94 dnf100 smp100 tf110 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 27ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 13.13/6.36 - TerminationAnalysisResult: Termination proven 13.13/6.36 Buchi Automizer proved that your program is terminating 13.13/6.36 RESULT: Ultimate proved your program to be correct! 13.13/6.36 !SESSION 2019-03-28 12:04:42.334 ----------------------------------------------- 13.13/6.36 eclipse.buildId=unknown 13.13/6.36 java.version=1.8.0_181 13.13/6.36 java.vendor=Oracle Corporation 13.13/6.36 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.13/6.36 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.13/6.36 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.13/6.36 13.13/6.36 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:04:47.823 13.13/6.36 !MESSAGE The workspace will exit with unsaved changes in this session. 13.13/6.36 Received shutdown request... 13.13/6.36 Ultimate: 13.13/6.36 GTK+ Version Check 13.13/6.36 EOF