12.99/6.15 YES 12.99/6.15 12.99/6.15 Ultimate: Cannot open display: 12.99/6.15 This is Ultimate 0.1.24-8dc7c08-m 12.99/6.15 [2019-03-28 12:31:00,756 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.99/6.15 [2019-03-28 12:31:00,758 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.99/6.15 [2019-03-28 12:31:00,769 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.99/6.15 [2019-03-28 12:31:00,770 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.99/6.15 [2019-03-28 12:31:00,771 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.99/6.15 [2019-03-28 12:31:00,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.99/6.15 [2019-03-28 12:31:00,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.99/6.15 [2019-03-28 12:31:00,775 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.99/6.15 [2019-03-28 12:31:00,776 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.99/6.15 [2019-03-28 12:31:00,776 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.99/6.15 [2019-03-28 12:31:00,777 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.99/6.15 [2019-03-28 12:31:00,778 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.99/6.15 [2019-03-28 12:31:00,778 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.99/6.15 [2019-03-28 12:31:00,780 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.99/6.15 [2019-03-28 12:31:00,780 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.99/6.15 [2019-03-28 12:31:00,781 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.99/6.15 [2019-03-28 12:31:00,783 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.99/6.16 [2019-03-28 12:31:00,785 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.99/6.16 [2019-03-28 12:31:00,786 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.99/6.16 [2019-03-28 12:31:00,787 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.99/6.16 [2019-03-28 12:31:00,788 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.99/6.16 [2019-03-28 12:31:00,790 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.99/6.16 [2019-03-28 12:31:00,791 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.99/6.16 [2019-03-28 12:31:00,791 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.99/6.16 [2019-03-28 12:31:00,792 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.99/6.16 [2019-03-28 12:31:00,792 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.99/6.16 [2019-03-28 12:31:00,793 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.99/6.16 [2019-03-28 12:31:00,793 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.99/6.16 [2019-03-28 12:31:00,794 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.99/6.16 [2019-03-28 12:31:00,794 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.99/6.16 [2019-03-28 12:31:00,795 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.99/6.16 [2019-03-28 12:31:00,796 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.99/6.16 [2019-03-28 12:31:00,796 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.99/6.16 [2019-03-28 12:31:00,797 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.99/6.16 [2019-03-28 12:31:00,797 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.99/6.16 [2019-03-28 12:31:00,797 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.99/6.16 [2019-03-28 12:31:00,798 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.99/6.16 [2019-03-28 12:31:00,799 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.99/6.16 [2019-03-28 12:31:00,799 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.99/6.16 [2019-03-28 12:31:00,814 INFO L110 SettingsManager]: Loading preferences was successful 12.99/6.16 [2019-03-28 12:31:00,814 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.99/6.16 [2019-03-28 12:31:00,815 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.99/6.16 [2019-03-28 12:31:00,815 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.99/6.16 [2019-03-28 12:31:00,815 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.99/6.16 [2019-03-28 12:31:00,816 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.99/6.16 [2019-03-28 12:31:00,816 INFO L133 SettingsManager]: * Use SBE=true 12.99/6.16 [2019-03-28 12:31:00,816 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.99/6.16 [2019-03-28 12:31:00,816 INFO L133 SettingsManager]: * Use old map elimination=false 12.99/6.16 [2019-03-28 12:31:00,816 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.99/6.16 [2019-03-28 12:31:00,816 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.99/6.16 [2019-03-28 12:31:00,817 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.99/6.16 [2019-03-28 12:31:00,817 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.99/6.16 [2019-03-28 12:31:00,817 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.99/6.16 [2019-03-28 12:31:00,817 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.99/6.16 [2019-03-28 12:31:00,817 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.99/6.16 [2019-03-28 12:31:00,818 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.99/6.16 [2019-03-28 12:31:00,818 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.99/6.16 [2019-03-28 12:31:00,818 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.99/6.16 [2019-03-28 12:31:00,818 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.99/6.16 [2019-03-28 12:31:00,818 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.99/6.16 [2019-03-28 12:31:00,818 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.99/6.16 [2019-03-28 12:31:00,819 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.99/6.16 [2019-03-28 12:31:00,819 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.99/6.16 [2019-03-28 12:31:00,819 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.99/6.16 [2019-03-28 12:31:00,819 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.99/6.16 [2019-03-28 12:31:00,819 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.99/6.16 [2019-03-28 12:31:00,820 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.99/6.16 [2019-03-28 12:31:00,820 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.99/6.16 [2019-03-28 12:31:00,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.99/6.16 [2019-03-28 12:31:00,859 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.99/6.16 [2019-03-28 12:31:00,862 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.99/6.16 [2019-03-28 12:31:00,864 INFO L271 PluginConnector]: Initializing CDTParser... 12.99/6.16 [2019-03-28 12:31:00,864 INFO L276 PluginConnector]: CDTParser initialized 12.99/6.16 [2019-03-28 12:31:00,865 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.99/6.16 [2019-03-28 12:31:00,924 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/5af13fc1246a492a85aa8a5a6de4eeb6/FLAGa1133a6b1 12.99/6.16 [2019-03-28 12:31:01,267 INFO L307 CDTParser]: Found 1 translation units. 12.99/6.16 [2019-03-28 12:31:01,268 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.99/6.16 [2019-03-28 12:31:01,274 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/5af13fc1246a492a85aa8a5a6de4eeb6/FLAGa1133a6b1 12.99/6.16 [2019-03-28 12:31:01,676 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/5af13fc1246a492a85aa8a5a6de4eeb6 12.99/6.16 [2019-03-28 12:31:01,688 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.99/6.16 [2019-03-28 12:31:01,689 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.99/6.16 [2019-03-28 12:31:01,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.99/6.16 [2019-03-28 12:31:01,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.99/6.16 [2019-03-28 12:31:01,694 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.99/6.16 [2019-03-28 12:31:01,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:01,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fe42143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01, skipping insertion in model container 12.99/6.16 [2019-03-28 12:31:01,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:01,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.99/6.16 [2019-03-28 12:31:01,723 INFO L176 MainTranslator]: Built tables and reachable declarations 12.99/6.16 [2019-03-28 12:31:01,882 INFO L206 PostProcessor]: Analyzing one entry point: main 12.99/6.16 [2019-03-28 12:31:01,886 INFO L191 MainTranslator]: Completed pre-run 12.99/6.16 [2019-03-28 12:31:01,902 INFO L206 PostProcessor]: Analyzing one entry point: main 12.99/6.16 [2019-03-28 12:31:01,978 INFO L195 MainTranslator]: Completed translation 12.99/6.16 [2019-03-28 12:31:01,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01 WrapperNode 12.99/6.16 [2019-03-28 12:31:01,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.99/6.16 [2019-03-28 12:31:01,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.99/6.16 [2019-03-28 12:31:01,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.99/6.16 [2019-03-28 12:31:01,980 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.99/6.16 [2019-03-28 12:31:01,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:01,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:02,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.99/6.16 [2019-03-28 12:31:02,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.99/6.16 [2019-03-28 12:31:02,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.99/6.16 [2019-03-28 12:31:02,019 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.99/6.16 [2019-03-28 12:31:02,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:02,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:02,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:02,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:02,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:02,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:02,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 [2019-03-28 12:31:02,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.99/6.16 [2019-03-28 12:31:02,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.99/6.16 [2019-03-28 12:31:02,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.99/6.16 [2019-03-28 12:31:02,040 INFO L276 PluginConnector]: RCFGBuilder initialized 12.99/6.16 [2019-03-28 12:31:02,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (1/1) ... 12.99/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.99/6.16 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.99/6.16 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.99/6.16 [2019-03-28 12:31:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.99/6.16 [2019-03-28 12:31:02,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.99/6.16 [2019-03-28 12:31:02,237 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.99/6.16 [2019-03-28 12:31:02,237 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.99/6.16 [2019-03-28 12:31:02,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:31:02 BoogieIcfgContainer 12.99/6.16 [2019-03-28 12:31:02,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.99/6.16 [2019-03-28 12:31:02,240 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.99/6.16 [2019-03-28 12:31:02,240 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.99/6.16 [2019-03-28 12:31:02,242 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.99/6.16 [2019-03-28 12:31:02,243 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:31:02" (1/1) ... 12.99/6.16 [2019-03-28 12:31:02,259 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 12.99/6.16 [2019-03-28 12:31:02,261 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.99/6.16 [2019-03-28 12:31:02,261 INFO L263 BlockEncoder]: Using Maximize final states 12.99/6.16 [2019-03-28 12:31:02,262 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.99/6.16 [2019-03-28 12:31:02,262 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.99/6.16 [2019-03-28 12:31:02,264 INFO L296 BlockEncoder]: Using Remove sink states 12.99/6.16 [2019-03-28 12:31:02,265 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.99/6.16 [2019-03-28 12:31:02,266 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.99/6.16 [2019-03-28 12:31:02,281 INFO L185 BlockEncoder]: Using Use SBE 12.99/6.16 [2019-03-28 12:31:02,291 INFO L200 BlockEncoder]: SBE split 0 edges 12.99/6.16 [2019-03-28 12:31:02,297 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.99/6.16 [2019-03-28 12:31:02,299 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.99/6.16 [2019-03-28 12:31:02,316 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 12.99/6.16 [2019-03-28 12:31:02,318 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 12.99/6.16 [2019-03-28 12:31:02,320 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.99/6.16 [2019-03-28 12:31:02,320 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.99/6.16 [2019-03-28 12:31:02,325 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 12.99/6.16 [2019-03-28 12:31:02,325 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.99/6.16 [2019-03-28 12:31:02,326 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.99/6.16 [2019-03-28 12:31:02,326 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.99/6.16 [2019-03-28 12:31:02,326 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.99/6.16 [2019-03-28 12:31:02,326 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.99/6.16 [2019-03-28 12:31:02,327 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.99/6.16 [2019-03-28 12:31:02,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:31:02 BasicIcfg 12.99/6.16 [2019-03-28 12:31:02,327 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.99/6.16 [2019-03-28 12:31:02,328 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.99/6.16 [2019-03-28 12:31:02,328 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.99/6.16 [2019-03-28 12:31:02,332 INFO L276 PluginConnector]: TraceAbstraction initialized 12.99/6.16 [2019-03-28 12:31:02,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:31:01" (1/4) ... 12.99/6.16 [2019-03-28 12:31:02,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@737994a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:31:02, skipping insertion in model container 12.99/6.16 [2019-03-28 12:31:02,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (2/4) ... 12.99/6.16 [2019-03-28 12:31:02,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@737994a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:31:02, skipping insertion in model container 12.99/6.16 [2019-03-28 12:31:02,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:31:02" (3/4) ... 12.99/6.16 [2019-03-28 12:31:02,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@737994a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:31:02, skipping insertion in model container 12.99/6.16 [2019-03-28 12:31:02,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:31:02" (4/4) ... 12.99/6.16 [2019-03-28 12:31:02,336 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.99/6.16 [2019-03-28 12:31:02,347 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.99/6.16 [2019-03-28 12:31:02,355 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.99/6.16 [2019-03-28 12:31:02,372 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.99/6.16 [2019-03-28 12:31:02,402 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.99/6.16 [2019-03-28 12:31:02,403 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.99/6.16 [2019-03-28 12:31:02,404 INFO L383 AbstractCegarLoop]: Hoare is true 12.99/6.16 [2019-03-28 12:31:02,404 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.99/6.16 [2019-03-28 12:31:02,404 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.99/6.16 [2019-03-28 12:31:02,404 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.99/6.16 [2019-03-28 12:31:02,404 INFO L387 AbstractCegarLoop]: Difference is false 12.99/6.16 [2019-03-28 12:31:02,404 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.99/6.16 [2019-03-28 12:31:02,405 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.99/6.16 [2019-03-28 12:31:02,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.99/6.16 [2019-03-28 12:31:02,426 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.99/6.16 [2019-03-28 12:31:02,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.99/6.16 [2019-03-28 12:31:02,479 INFO L451 ceAbstractionStarter]: At program point L18-2(lines 18 20) the Hoare annotation is: true 12.99/6.16 [2019-03-28 12:31:02,479 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.99/6.16 [2019-03-28 12:31:02,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:31:02 BasicIcfg 12.99/6.16 [2019-03-28 12:31:02,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.99/6.16 [2019-03-28 12:31:02,488 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.99/6.16 [2019-03-28 12:31:02,488 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.99/6.16 [2019-03-28 12:31:02,491 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.99/6.16 [2019-03-28 12:31:02,492 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.99/6.16 [2019-03-28 12:31:02,492 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:31:01" (1/5) ... 12.99/6.16 [2019-03-28 12:31:02,493 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d1e1ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:31:02, skipping insertion in model container 12.99/6.16 [2019-03-28 12:31:02,493 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.99/6.16 [2019-03-28 12:31:02,493 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:01" (2/5) ... 12.99/6.16 [2019-03-28 12:31:02,494 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d1e1ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:31:02, skipping insertion in model container 12.99/6.16 [2019-03-28 12:31:02,494 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.99/6.16 [2019-03-28 12:31:02,494 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:31:02" (3/5) ... 12.99/6.16 [2019-03-28 12:31:02,495 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d1e1ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:31:02, skipping insertion in model container 12.99/6.16 [2019-03-28 12:31:02,495 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.99/6.16 [2019-03-28 12:31:02,495 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:31:02" (4/5) ... 12.99/6.16 [2019-03-28 12:31:02,495 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d1e1ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:31:02, skipping insertion in model container 12.99/6.16 [2019-03-28 12:31:02,495 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.99/6.16 [2019-03-28 12:31:02,495 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:31:02" (5/5) ... 12.99/6.16 [2019-03-28 12:31:02,497 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.99/6.16 [2019-03-28 12:31:02,526 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.99/6.16 [2019-03-28 12:31:02,527 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.99/6.16 [2019-03-28 12:31:02,527 INFO L375 BuchiCegarLoop]: Hoare is true 12.99/6.16 [2019-03-28 12:31:02,527 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.99/6.16 [2019-03-28 12:31:02,527 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.99/6.16 [2019-03-28 12:31:02,527 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.99/6.16 [2019-03-28 12:31:02,527 INFO L379 BuchiCegarLoop]: Difference is false 12.99/6.16 [2019-03-28 12:31:02,527 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.99/6.16 [2019-03-28 12:31:02,528 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.99/6.16 [2019-03-28 12:31:02,531 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.99/6.16 [2019-03-28 12:31:02,549 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.99/6.16 [2019-03-28 12:31:02,550 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.99/6.16 [2019-03-28 12:31:02,550 INFO L119 BuchiIsEmpty]: Starting construction of run 12.99/6.16 [2019-03-28 12:31:02,555 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.99/6.16 [2019-03-28 12:31:02,555 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.99/6.16 [2019-03-28 12:31:02,556 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.99/6.16 [2019-03-28 12:31:02,556 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.99/6.16 [2019-03-28 12:31:02,556 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.99/6.16 [2019-03-28 12:31:02,556 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.99/6.16 [2019-03-28 12:31:02,556 INFO L119 BuchiIsEmpty]: Starting construction of run 12.99/6.16 [2019-03-28 12:31:02,557 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.99/6.16 [2019-03-28 12:31:02,557 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.99/6.16 [2019-03-28 12:31:02,562 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [36] ULTIMATE.startENTRY-->L18-2: Formula: (<= 1 v_ULTIMATE.start_main_~y~0_7) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_7|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L18-2true 12.99/6.16 [2019-03-28 12:31:02,563 INFO L796 eck$LassoCheckResult]: Loop: 4#L18-2true [30] L18-2-->L18-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_5 (+ v_ULTIMATE.start_main_~x~0_6 (* (- 1) v_ULTIMATE.start_main_~y~0_6))) (<= 0 v_ULTIMATE.start_main_~x~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L18-2true 12.99/6.16 [2019-03-28 12:31:02,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.99/6.16 [2019-03-28 12:31:02,571 INFO L82 PathProgramCache]: Analyzing trace with hash 67, now seen corresponding path program 1 times 12.99/6.16 [2019-03-28 12:31:02,573 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.99/6.16 [2019-03-28 12:31:02,573 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.99/6.16 [2019-03-28 12:31:02,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.99/6.16 [2019-03-28 12:31:02,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.99/6.16 [2019-03-28 12:31:02,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.99/6.16 [2019-03-28 12:31:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.99/6.16 [2019-03-28 12:31:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.99/6.16 [2019-03-28 12:31:02,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.99/6.16 [2019-03-28 12:31:02,645 INFO L82 PathProgramCache]: Analyzing trace with hash 61, now seen corresponding path program 1 times 12.99/6.16 [2019-03-28 12:31:02,645 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.99/6.16 [2019-03-28 12:31:02,645 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.99/6.16 [2019-03-28 12:31:02,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.99/6.16 [2019-03-28 12:31:02,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.99/6.16 [2019-03-28 12:31:02,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.99/6.16 [2019-03-28 12:31:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.99/6.16 [2019-03-28 12:31:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.99/6.16 [2019-03-28 12:31:02,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.99/6.16 [2019-03-28 12:31:02,658 INFO L82 PathProgramCache]: Analyzing trace with hash 2107, now seen corresponding path program 1 times 12.99/6.16 [2019-03-28 12:31:02,658 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.99/6.16 [2019-03-28 12:31:02,658 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.99/6.16 [2019-03-28 12:31:02,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.99/6.16 [2019-03-28 12:31:02,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.99/6.16 [2019-03-28 12:31:02,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.99/6.16 [2019-03-28 12:31:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.99/6.16 [2019-03-28 12:31:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.99/6.16 [2019-03-28 12:31:02,715 INFO L216 LassoAnalysis]: Preferences: 12.99/6.16 [2019-03-28 12:31:02,716 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.99/6.16 [2019-03-28 12:31:02,717 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.99/6.16 [2019-03-28 12:31:02,717 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.99/6.16 [2019-03-28 12:31:02,717 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.99/6.16 [2019-03-28 12:31:02,717 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.99/6.16 [2019-03-28 12:31:02,717 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.99/6.16 [2019-03-28 12:31:02,717 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.99/6.16 [2019-03-28 12:31:02,718 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.99/6.16 [2019-03-28 12:31:02,718 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.99/6.16 [2019-03-28 12:31:02,718 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.99/6.16 [2019-03-28 12:31:02,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.99/6.16 [2019-03-28 12:31:02,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.99/6.16 [2019-03-28 12:31:02,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.99/6.16 [2019-03-28 12:31:02,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.99/6.16 [2019-03-28 12:31:02,808 INFO L300 LassoAnalysis]: Preprocessing complete. 12.99/6.16 [2019-03-28 12:31:02,808 INFO L412 LassoAnalysis]: Checking for nontermination... 12.99/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.99/6.16 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.99/6.16 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.99/6.16 [2019-03-28 12:31:02,814 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.99/6.16 [2019-03-28 12:31:02,814 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.99/6.16 [2019-03-28 12:31:02,822 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.99/6.16 [2019-03-28 12:31:02,822 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.99/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.99/6.16 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.99/6.16 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.99/6.16 [2019-03-28 12:31:02,850 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.99/6.16 [2019-03-28 12:31:02,850 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.99/6.16 [2019-03-28 12:31:02,854 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.99/6.16 [2019-03-28 12:31:02,854 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.99/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.99/6.16 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.99/6.16 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.99/6.16 [2019-03-28 12:31:02,881 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.99/6.16 [2019-03-28 12:31:02,881 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.99/6.16 [2019-03-28 12:31:02,885 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.99/6.16 [2019-03-28 12:31:02,885 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.99/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.99/6.16 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.99/6.16 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.99/6.16 [2019-03-28 12:31:02,913 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.99/6.16 [2019-03-28 12:31:02,913 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.99/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.99/6.16 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.99/6.16 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.99/6.16 [2019-03-28 12:31:02,944 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.99/6.16 [2019-03-28 12:31:02,945 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.99/6.16 [2019-03-28 12:31:03,045 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 12.99/6.16 [2019-03-28 12:31:03,047 INFO L216 LassoAnalysis]: Preferences: 12.99/6.16 [2019-03-28 12:31:03,048 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.99/6.16 [2019-03-28 12:31:03,048 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.99/6.16 [2019-03-28 12:31:03,048 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.99/6.16 [2019-03-28 12:31:03,048 INFO L127 ssoRankerPreferences]: Use exernal solver: false 12.99/6.16 [2019-03-28 12:31:03,048 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 12.99/6.16 [2019-03-28 12:31:03,048 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.99/6.16 [2019-03-28 12:31:03,049 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.99/6.16 [2019-03-28 12:31:03,049 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.99/6.16 [2019-03-28 12:31:03,049 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.99/6.16 [2019-03-28 12:31:03,049 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.99/6.16 [2019-03-28 12:31:03,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.99/6.16 [2019-03-28 12:31:03,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.99/6.16 [2019-03-28 12:31:03,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.99/6.16 [2019-03-28 12:31:03,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.99/6.16 [2019-03-28 12:31:03,113 INFO L300 LassoAnalysis]: Preprocessing complete. 12.99/6.16 [2019-03-28 12:31:03,120 INFO L497 LassoAnalysis]: Using template 'affine'. 12.99/6.16 [2019-03-28 12:31:03,122 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.99/6.16 Termination analysis: LINEAR_WITH_GUESSES 12.99/6.16 Number of strict supporting invariants: 0 12.99/6.16 Number of non-strict supporting invariants: 1 12.99/6.16 Consider only non-deceasing supporting invariants: true 12.99/6.16 Simplify termination arguments: true 12.99/6.16 Simplify supporting invariants: trueOverapproximate stem: false 12.99/6.16 [2019-03-28 12:31:03,124 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.99/6.16 [2019-03-28 12:31:03,124 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.99/6.16 [2019-03-28 12:31:03,125 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.99/6.16 [2019-03-28 12:31:03,125 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.99/6.16 [2019-03-28 12:31:03,125 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.99/6.16 [2019-03-28 12:31:03,127 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.99/6.16 [2019-03-28 12:31:03,127 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.99/6.16 [2019-03-28 12:31:03,131 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.99/6.16 [2019-03-28 12:31:03,132 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.99/6.16 Termination analysis: LINEAR_WITH_GUESSES 12.99/6.16 Number of strict supporting invariants: 0 12.99/6.16 Number of non-strict supporting invariants: 1 12.99/6.16 Consider only non-deceasing supporting invariants: true 12.99/6.16 Simplify termination arguments: true 12.99/6.16 Simplify supporting invariants: trueOverapproximate stem: false 12.99/6.16 [2019-03-28 12:31:03,133 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.99/6.16 [2019-03-28 12:31:03,133 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.99/6.16 [2019-03-28 12:31:03,133 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.99/6.16 [2019-03-28 12:31:03,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.99/6.16 [2019-03-28 12:31:03,133 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.99/6.16 [2019-03-28 12:31:03,134 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.99/6.16 [2019-03-28 12:31:03,134 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.99/6.16 [2019-03-28 12:31:03,135 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.99/6.16 [2019-03-28 12:31:03,136 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.99/6.16 Termination analysis: LINEAR_WITH_GUESSES 12.99/6.16 Number of strict supporting invariants: 0 12.99/6.16 Number of non-strict supporting invariants: 1 12.99/6.16 Consider only non-deceasing supporting invariants: true 12.99/6.16 Simplify termination arguments: true 12.99/6.16 Simplify supporting invariants: trueOverapproximate stem: false 12.99/6.16 [2019-03-28 12:31:03,136 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.99/6.16 [2019-03-28 12:31:03,136 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.99/6.16 [2019-03-28 12:31:03,137 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.99/6.16 [2019-03-28 12:31:03,137 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.99/6.16 [2019-03-28 12:31:03,137 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.99/6.16 [2019-03-28 12:31:03,138 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.99/6.16 [2019-03-28 12:31:03,138 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.99/6.16 [2019-03-28 12:31:03,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.99/6.16 [2019-03-28 12:31:03,139 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.99/6.16 Termination analysis: LINEAR_WITH_GUESSES 12.99/6.16 Number of strict supporting invariants: 0 12.99/6.16 Number of non-strict supporting invariants: 1 12.99/6.16 Consider only non-deceasing supporting invariants: true 12.99/6.16 Simplify termination arguments: true 12.99/6.16 Simplify supporting invariants: trueOverapproximate stem: false 12.99/6.16 [2019-03-28 12:31:03,140 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.99/6.16 [2019-03-28 12:31:03,140 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.99/6.16 [2019-03-28 12:31:03,140 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.99/6.16 [2019-03-28 12:31:03,140 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.99/6.16 [2019-03-28 12:31:03,145 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 12.99/6.16 [2019-03-28 12:31:03,145 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 12.99/6.16 [2019-03-28 12:31:03,170 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 12.99/6.16 [2019-03-28 12:31:03,181 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 12.99/6.16 [2019-03-28 12:31:03,181 INFO L444 ModelExtractionUtils]: 5 out of 10 variables were initially zero. Simplification set additionally 0 variables to zero. 12.99/6.16 [2019-03-28 12:31:03,184 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 12.99/6.16 [2019-03-28 12:31:03,186 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. 12.99/6.16 [2019-03-28 12:31:03,187 INFO L518 LassoAnalysis]: Proved termination. 12.99/6.16 [2019-03-28 12:31:03,187 INFO L520 LassoAnalysis]: Termination argument consisting of: 12.99/6.16 Ranking function f(ULTIMATE.start_main_~x~0) = 2*ULTIMATE.start_main_~x~0 + 1 12.99/6.16 Supporting invariants [1*ULTIMATE.start_main_~y~0 - 1 >= 0] 12.99/6.16 [2019-03-28 12:31:03,192 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed 12.99/6.16 [2019-03-28 12:31:03,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.99/6.16 [2019-03-28 12:31:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.99/6.16 [2019-03-28 12:31:03,267 WARN L254 TraceCheckSpWp]: Trace formula consists of 3 conjuncts, 3 conjunts are in the unsatisfiable core 12.99/6.16 [2019-03-28 12:31:03,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.99/6.16 [2019-03-28 12:31:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.99/6.16 [2019-03-28 12:31:03,284 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core 12.99/6.16 [2019-03-28 12:31:03,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.99/6.16 [2019-03-28 12:31:03,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 12.99/6.16 [2019-03-28 12:31:03,317 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 12.99/6.16 [2019-03-28 12:31:03,322 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 12.99/6.16 [2019-03-28 12:31:03,323 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 12.99/6.16 [2019-03-28 12:31:03,360 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 12.99/6.16 [2019-03-28 12:31:03,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 12.99/6.16 [2019-03-28 12:31:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 12.99/6.16 [2019-03-28 12:31:03,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 12.99/6.16 [2019-03-28 12:31:03,364 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 12.99/6.16 [2019-03-28 12:31:03,365 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.99/6.16 [2019-03-28 12:31:03,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 12.99/6.16 [2019-03-28 12:31:03,365 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.99/6.16 [2019-03-28 12:31:03,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 12.99/6.16 [2019-03-28 12:31:03,365 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.99/6.16 [2019-03-28 12:31:03,370 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 12.99/6.16 [2019-03-28 12:31:03,370 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.99/6.16 [2019-03-28 12:31:03,373 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 12.99/6.16 [2019-03-28 12:31:03,374 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 12.99/6.16 [2019-03-28 12:31:03,375 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 12.99/6.16 [2019-03-28 12:31:03,375 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 12.99/6.16 [2019-03-28 12:31:03,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 12.99/6.16 [2019-03-28 12:31:03,376 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.99/6.16 [2019-03-28 12:31:03,376 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.99/6.16 [2019-03-28 12:31:03,376 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.99/6.16 [2019-03-28 12:31:03,376 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 12.99/6.16 [2019-03-28 12:31:03,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 12.99/6.16 [2019-03-28 12:31:03,376 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.99/6.16 [2019-03-28 12:31:03,376 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 12.99/6.16 [2019-03-28 12:31:03,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:31:03 BasicIcfg 12.99/6.16 [2019-03-28 12:31:03,382 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.99/6.16 [2019-03-28 12:31:03,383 INFO L168 Benchmark]: Toolchain (without parser) took 1694.48 ms. Allocated memory was 649.6 MB in the beginning and 673.2 MB in the end (delta: 23.6 MB). Free memory was 564.9 MB in the beginning and 530.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 58.0 MB. Max. memory is 50.3 GB. 12.99/6.16 [2019-03-28 12:31:03,385 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.99/6.16 [2019-03-28 12:31:03,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.03 ms. Allocated memory was 649.6 MB in the beginning and 673.2 MB in the end (delta: 23.6 MB). Free memory was 564.9 MB in the beginning and 639.7 MB in the end (delta: -74.8 MB). Peak memory consumption was 29.7 MB. Max. memory is 50.3 GB. 12.99/6.16 [2019-03-28 12:31:03,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.68 ms. Allocated memory is still 673.2 MB. Free memory was 639.7 MB in the beginning and 638.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.99/6.16 [2019-03-28 12:31:03,387 INFO L168 Benchmark]: Boogie Preprocessor took 20.16 ms. Allocated memory is still 673.2 MB. Free memory was 638.4 MB in the beginning and 635.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.99/6.16 [2019-03-28 12:31:03,387 INFO L168 Benchmark]: RCFGBuilder took 199.93 ms. Allocated memory is still 673.2 MB. Free memory was 635.3 MB in the beginning and 622.4 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.99/6.16 [2019-03-28 12:31:03,388 INFO L168 Benchmark]: BlockEncodingV2 took 87.98 ms. Allocated memory is still 673.2 MB. Free memory was 622.4 MB in the beginning and 618.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.99/6.16 [2019-03-28 12:31:03,388 INFO L168 Benchmark]: TraceAbstraction took 158.99 ms. Allocated memory is still 673.2 MB. Free memory was 617.0 MB in the beginning and 608.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 12.99/6.16 [2019-03-28 12:31:03,389 INFO L168 Benchmark]: BuchiAutomizer took 894.29 ms. Allocated memory is still 673.2 MB. Free memory was 608.9 MB in the beginning and 530.5 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 50.3 GB. 12.99/6.16 [2019-03-28 12:31:03,394 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.99/6.16 --- Results --- 12.99/6.16 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.99/6.16 - StatisticsResult: Initial Icfg 12.99/6.16 7 locations, 9 edges 12.99/6.16 - StatisticsResult: Encoded RCFG 12.99/6.16 2 locations, 2 edges 12.99/6.16 * Results from de.uni_freiburg.informatik.ultimate.core: 12.99/6.16 - StatisticsResult: Toolchain Benchmarks 12.99/6.16 Benchmark results are: 12.99/6.16 * CDTParser took 0.19 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.99/6.16 * CACSL2BoogieTranslator took 289.03 ms. Allocated memory was 649.6 MB in the beginning and 673.2 MB in the end (delta: 23.6 MB). Free memory was 564.9 MB in the beginning and 639.7 MB in the end (delta: -74.8 MB). Peak memory consumption was 29.7 MB. Max. memory is 50.3 GB. 12.99/6.16 * Boogie Procedure Inliner took 38.68 ms. Allocated memory is still 673.2 MB. Free memory was 639.7 MB in the beginning and 638.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.99/6.16 * Boogie Preprocessor took 20.16 ms. Allocated memory is still 673.2 MB. Free memory was 638.4 MB in the beginning and 635.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.99/6.16 * RCFGBuilder took 199.93 ms. Allocated memory is still 673.2 MB. Free memory was 635.3 MB in the beginning and 622.4 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.99/6.16 * BlockEncodingV2 took 87.98 ms. Allocated memory is still 673.2 MB. Free memory was 622.4 MB in the beginning and 618.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.99/6.16 * TraceAbstraction took 158.99 ms. Allocated memory is still 673.2 MB. Free memory was 617.0 MB in the beginning and 608.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 12.99/6.16 * BuchiAutomizer took 894.29 ms. Allocated memory is still 673.2 MB. Free memory was 608.9 MB in the beginning and 530.5 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 50.3 GB. 12.99/6.16 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.99/6.16 - AllSpecificationsHoldResult: All specifications hold 12.99/6.16 We were not able to verify any specifiation because the program does not contain any specification. 12.99/6.16 - InvariantResult [Line: 18]: Loop Invariant 12.99/6.16 Derived loop invariant: 1 12.99/6.16 - StatisticsResult: Ultimate Automizer benchmark data 12.99/6.16 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 12.99/6.16 - StatisticsResult: Constructed decomposition of program 12.99/6.16 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function 2 * x + 1 and consists of 2 locations. 12.99/6.16 - StatisticsResult: Timing statistics 12.99/6.16 BüchiAutomizer plugin needed 0.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. 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 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital14 mio100 ax100 hnf85 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq150 hnf94 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 47ms VariablesStem: 1 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 12.99/6.16 - TerminationAnalysisResult: Termination proven 12.99/6.16 Buchi Automizer proved that your program is terminating 12.99/6.16 RESULT: Ultimate proved your program to be correct! 12.99/6.16 !SESSION 2019-03-28 12:30:58.378 ----------------------------------------------- 12.99/6.16 eclipse.buildId=unknown 12.99/6.16 java.version=1.8.0_181 12.99/6.16 java.vendor=Oracle Corporation 12.99/6.16 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.99/6.16 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.99/6.16 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 12.99/6.16 12.99/6.16 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:31:03.628 12.99/6.16 !MESSAGE The workspace will exit with unsaved changes in this session. 12.99/6.16 Received shutdown request... 12.99/6.16 Ultimate: 12.99/6.16 GTK+ Version Check 12.99/6.16 EOF