17.60/11.10 YES 17.60/11.10 17.60/11.10 Ultimate: Cannot open display: 17.60/11.10 This is Ultimate 0.1.24-8dc7c08-m 17.60/11.10 [2019-03-29 02:07:47,759 INFO L170 SettingsManager]: Resetting all preferences to default values... 17.60/11.10 [2019-03-29 02:07:47,761 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 17.60/11.10 [2019-03-29 02:07:47,774 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 17.60/11.10 [2019-03-29 02:07:47,774 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 17.60/11.10 [2019-03-29 02:07:47,775 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 17.60/11.10 [2019-03-29 02:07:47,776 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 17.60/11.10 [2019-03-29 02:07:47,777 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 17.60/11.10 [2019-03-29 02:07:47,779 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 17.60/11.10 [2019-03-29 02:07:47,780 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 17.60/11.10 [2019-03-29 02:07:47,781 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 17.60/11.10 [2019-03-29 02:07:47,781 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 17.60/11.10 [2019-03-29 02:07:47,782 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 17.60/11.10 [2019-03-29 02:07:47,783 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 17.60/11.10 [2019-03-29 02:07:47,784 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 17.60/11.10 [2019-03-29 02:07:47,784 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 17.60/11.10 [2019-03-29 02:07:47,785 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 17.60/11.10 [2019-03-29 02:07:47,787 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 17.60/11.10 [2019-03-29 02:07:47,789 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 17.60/11.10 [2019-03-29 02:07:47,790 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 17.60/11.10 [2019-03-29 02:07:47,791 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 17.60/11.10 [2019-03-29 02:07:47,792 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 17.60/11.10 [2019-03-29 02:07:47,794 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 17.60/11.10 [2019-03-29 02:07:47,795 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 17.60/11.10 [2019-03-29 02:07:47,795 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 17.60/11.10 [2019-03-29 02:07:47,796 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 17.60/11.10 [2019-03-29 02:07:47,796 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 17.60/11.10 [2019-03-29 02:07:47,797 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 17.60/11.10 [2019-03-29 02:07:47,797 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 17.60/11.10 [2019-03-29 02:07:47,798 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 17.60/11.10 [2019-03-29 02:07:47,799 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 17.60/11.10 [2019-03-29 02:07:47,799 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 17.60/11.10 [2019-03-29 02:07:47,800 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 17.60/11.10 [2019-03-29 02:07:47,800 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 17.60/11.10 [2019-03-29 02:07:47,801 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 17.60/11.10 [2019-03-29 02:07:47,801 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 17.60/11.10 [2019-03-29 02:07:47,801 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 17.60/11.10 [2019-03-29 02:07:47,802 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 17.60/11.10 [2019-03-29 02:07:47,803 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 17.60/11.10 [2019-03-29 02:07:47,803 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf 17.60/11.10 [2019-03-29 02:07:47,818 INFO L110 SettingsManager]: Loading preferences was successful 17.60/11.10 [2019-03-29 02:07:47,818 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 17.60/11.10 [2019-03-29 02:07:47,819 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 17.60/11.10 [2019-03-29 02:07:47,819 INFO L133 SettingsManager]: * Rewrite not-equals=true 17.60/11.10 [2019-03-29 02:07:47,820 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 17.60/11.10 [2019-03-29 02:07:47,820 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 17.60/11.10 [2019-03-29 02:07:47,820 INFO L133 SettingsManager]: * Use SBE=true 17.60/11.10 [2019-03-29 02:07:47,820 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 17.60/11.10 [2019-03-29 02:07:47,820 INFO L133 SettingsManager]: * Use old map elimination=false 17.60/11.10 [2019-03-29 02:07:47,821 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 17.60/11.10 [2019-03-29 02:07:47,821 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 17.60/11.10 [2019-03-29 02:07:47,821 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 17.60/11.10 [2019-03-29 02:07:47,821 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 17.60/11.10 [2019-03-29 02:07:47,821 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 17.60/11.10 [2019-03-29 02:07:47,822 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.60/11.10 [2019-03-29 02:07:47,822 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 17.60/11.10 [2019-03-29 02:07:47,822 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 17.60/11.10 [2019-03-29 02:07:47,822 INFO L133 SettingsManager]: * Check division by zero=IGNORE 17.60/11.10 [2019-03-29 02:07:47,822 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 17.60/11.10 [2019-03-29 02:07:47,822 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 17.60/11.10 [2019-03-29 02:07:47,823 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 17.60/11.10 [2019-03-29 02:07:47,823 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 17.60/11.10 [2019-03-29 02:07:47,823 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 17.60/11.10 [2019-03-29 02:07:47,823 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 17.60/11.10 [2019-03-29 02:07:47,823 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 17.60/11.10 [2019-03-29 02:07:47,824 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 17.60/11.10 [2019-03-29 02:07:47,824 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 17.60/11.10 [2019-03-29 02:07:47,824 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 17.60/11.10 [2019-03-29 02:07:47,824 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 17.60/11.10 [2019-03-29 02:07:47,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 17.60/11.10 [2019-03-29 02:07:47,865 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 17.60/11.10 [2019-03-29 02:07:47,869 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 17.60/11.10 [2019-03-29 02:07:47,870 INFO L271 PluginConnector]: Initializing CDTParser... 17.60/11.10 [2019-03-29 02:07:47,870 INFO L276 PluginConnector]: CDTParser initialized 17.60/11.10 [2019-03-29 02:07:47,871 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 17.60/11.10 [2019-03-29 02:07:47,935 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/16a2c491cb5a424ea302c80d6cf23a23/FLAG7a25aa48e 17.60/11.10 [2019-03-29 02:07:48,275 INFO L307 CDTParser]: Found 1 translation units. 17.60/11.10 [2019-03-29 02:07:48,276 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c 17.60/11.10 [2019-03-29 02:07:48,282 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/16a2c491cb5a424ea302c80d6cf23a23/FLAG7a25aa48e 17.60/11.10 [2019-03-29 02:07:48,688 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/16a2c491cb5a424ea302c80d6cf23a23 17.60/11.10 [2019-03-29 02:07:48,699 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 17.60/11.10 [2019-03-29 02:07:48,701 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 17.60/11.10 [2019-03-29 02:07:48,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 17.60/11.10 [2019-03-29 02:07:48,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 17.60/11.10 [2019-03-29 02:07:48,706 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 17.60/11.10 [2019-03-29 02:07:48,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:48,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@588ab507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48, skipping insertion in model container 17.60/11.10 [2019-03-29 02:07:48,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:48,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 17.60/11.10 [2019-03-29 02:07:48,735 INFO L176 MainTranslator]: Built tables and reachable declarations 17.60/11.10 [2019-03-29 02:07:48,891 INFO L206 PostProcessor]: Analyzing one entry point: main 17.60/11.10 [2019-03-29 02:07:48,895 INFO L191 MainTranslator]: Completed pre-run 17.60/11.10 [2019-03-29 02:07:48,911 INFO L206 PostProcessor]: Analyzing one entry point: main 17.60/11.10 [2019-03-29 02:07:48,978 INFO L195 MainTranslator]: Completed translation 17.60/11.10 [2019-03-29 02:07:48,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48 WrapperNode 17.60/11.10 [2019-03-29 02:07:48,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 17.60/11.10 [2019-03-29 02:07:48,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 17.60/11.10 [2019-03-29 02:07:48,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 17.60/11.10 [2019-03-29 02:07:48,980 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 17.60/11.10 [2019-03-29 02:07:48,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:48,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:49,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 17.60/11.10 [2019-03-29 02:07:49,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 17.60/11.10 [2019-03-29 02:07:49,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 17.60/11.10 [2019-03-29 02:07:49,015 INFO L276 PluginConnector]: Boogie Preprocessor initialized 17.60/11.10 [2019-03-29 02:07:49,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:49,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:49,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:49,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:49,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:49,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:49,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 [2019-03-29 02:07:49,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 17.60/11.10 [2019-03-29 02:07:49,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 17.60/11.10 [2019-03-29 02:07:49,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... 17.60/11.10 [2019-03-29 02:07:49,034 INFO L276 PluginConnector]: RCFGBuilder initialized 17.60/11.10 [2019-03-29 02:07:49,035 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (1/1) ... 17.60/11.10 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.60/11.10 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 17.60/11.10 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 17.60/11.10 [2019-03-29 02:07:49,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 17.60/11.10 [2019-03-29 02:07:49,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 17.60/11.10 [2019-03-29 02:07:49,218 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 17.60/11.10 [2019-03-29 02:07:49,218 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 17.60/11.10 [2019-03-29 02:07:49,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:07:49 BoogieIcfgContainer 17.60/11.10 [2019-03-29 02:07:49,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 17.60/11.10 [2019-03-29 02:07:49,220 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 17.60/11.10 [2019-03-29 02:07:49,221 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 17.60/11.10 [2019-03-29 02:07:49,223 INFO L276 PluginConnector]: BlockEncodingV2 initialized 17.60/11.10 [2019-03-29 02:07:49,223 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:07:49" (1/1) ... 17.60/11.10 [2019-03-29 02:07:49,237 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 17.60/11.10 [2019-03-29 02:07:49,239 INFO L258 BlockEncoder]: Using Remove infeasible edges 17.60/11.10 [2019-03-29 02:07:49,240 INFO L263 BlockEncoder]: Using Maximize final states 17.60/11.10 [2019-03-29 02:07:49,240 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 17.60/11.10 [2019-03-29 02:07:49,241 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 17.60/11.10 [2019-03-29 02:07:49,242 INFO L296 BlockEncoder]: Using Remove sink states 17.60/11.10 [2019-03-29 02:07:49,243 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 17.60/11.10 [2019-03-29 02:07:49,243 INFO L179 BlockEncoder]: Using Rewrite not-equals 17.60/11.10 [2019-03-29 02:07:49,257 INFO L185 BlockEncoder]: Using Use SBE 17.60/11.10 [2019-03-29 02:07:49,271 INFO L200 BlockEncoder]: SBE split 1 edges 17.60/11.10 [2019-03-29 02:07:49,275 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 17.60/11.10 [2019-03-29 02:07:49,277 INFO L71 MaximizeFinalStates]: 0 new accepting states 17.60/11.10 [2019-03-29 02:07:49,287 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 17.60/11.10 [2019-03-29 02:07:49,289 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 17.60/11.10 [2019-03-29 02:07:49,290 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 17.60/11.10 [2019-03-29 02:07:49,290 INFO L71 MaximizeFinalStates]: 0 new accepting states 17.60/11.10 [2019-03-29 02:07:49,290 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 17.60/11.10 [2019-03-29 02:07:49,290 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 17.60/11.10 [2019-03-29 02:07:49,291 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 17.60/11.10 [2019-03-29 02:07:49,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:07:49 BasicIcfg 17.60/11.10 [2019-03-29 02:07:49,291 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 17.60/11.10 [2019-03-29 02:07:49,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 17.60/11.10 [2019-03-29 02:07:49,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... 17.60/11.10 [2019-03-29 02:07:49,296 INFO L276 PluginConnector]: TraceAbstraction initialized 17.60/11.10 [2019-03-29 02:07:49,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:07:48" (1/4) ... 17.60/11.10 [2019-03-29 02:07:49,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@105597cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:07:49, skipping insertion in model container 17.60/11.10 [2019-03-29 02:07:49,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (2/4) ... 17.60/11.10 [2019-03-29 02:07:49,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@105597cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:07:49, skipping insertion in model container 17.60/11.10 [2019-03-29 02:07:49,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:07:49" (3/4) ... 17.60/11.10 [2019-03-29 02:07:49,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@105597cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:07:49, skipping insertion in model container 17.60/11.10 [2019-03-29 02:07:49,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:07:49" (4/4) ... 17.60/11.10 [2019-03-29 02:07:49,299 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 17.60/11.10 [2019-03-29 02:07:49,309 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 17.60/11.10 [2019-03-29 02:07:49,316 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 17.60/11.10 [2019-03-29 02:07:49,334 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 17.60/11.10 [2019-03-29 02:07:49,363 INFO L133 ementStrategyFactory]: Using default assertion order modulation 17.60/11.10 [2019-03-29 02:07:49,364 INFO L382 AbstractCegarLoop]: Interprodecural is true 17.60/11.10 [2019-03-29 02:07:49,364 INFO L383 AbstractCegarLoop]: Hoare is true 17.60/11.10 [2019-03-29 02:07:49,364 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 17.60/11.10 [2019-03-29 02:07:49,364 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 17.60/11.10 [2019-03-29 02:07:49,365 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 17.60/11.10 [2019-03-29 02:07:49,365 INFO L387 AbstractCegarLoop]: Difference is false 17.60/11.10 [2019-03-29 02:07:49,365 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 17.60/11.10 [2019-03-29 02:07:49,365 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 17.60/11.10 [2019-03-29 02:07:49,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 17.60/11.10 [2019-03-29 02:07:49,384 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 17.60/11.10 [2019-03-29 02:07:49,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 17.60/11.10 [2019-03-29 02:07:49,436 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 17.60/11.10 [2019-03-29 02:07:49,437 INFO L451 ceAbstractionStarter]: At program point L27-2(lines 27 30) the Hoare annotation is: true 17.60/11.10 [2019-03-29 02:07:49,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:07:49 BasicIcfg 17.60/11.10 [2019-03-29 02:07:49,445 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 17.60/11.10 [2019-03-29 02:07:49,446 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 17.60/11.10 [2019-03-29 02:07:49,446 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 17.60/11.10 [2019-03-29 02:07:49,449 INFO L276 PluginConnector]: BuchiAutomizer initialized 17.60/11.10 [2019-03-29 02:07:49,450 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.60/11.10 [2019-03-29 02:07:49,450 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:07:48" (1/5) ... 17.60/11.10 [2019-03-29 02:07:49,451 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26ca03e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:07:49, skipping insertion in model container 17.60/11.10 [2019-03-29 02:07:49,451 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.60/11.10 [2019-03-29 02:07:49,451 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:07:48" (2/5) ... 17.60/11.10 [2019-03-29 02:07:49,452 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26ca03e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:07:49, skipping insertion in model container 17.60/11.10 [2019-03-29 02:07:49,452 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.60/11.10 [2019-03-29 02:07:49,452 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:07:49" (3/5) ... 17.60/11.10 [2019-03-29 02:07:49,452 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26ca03e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:07:49, skipping insertion in model container 17.60/11.10 [2019-03-29 02:07:49,452 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.60/11.10 [2019-03-29 02:07:49,453 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:07:49" (4/5) ... 17.60/11.10 [2019-03-29 02:07:49,453 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26ca03e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:07:49, skipping insertion in model container 17.60/11.10 [2019-03-29 02:07:49,453 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.60/11.10 [2019-03-29 02:07:49,453 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:07:49" (5/5) ... 17.60/11.10 [2019-03-29 02:07:49,455 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 17.60/11.10 [2019-03-29 02:07:49,482 INFO L133 ementStrategyFactory]: Using default assertion order modulation 17.60/11.10 [2019-03-29 02:07:49,483 INFO L374 BuchiCegarLoop]: Interprodecural is true 17.60/11.10 [2019-03-29 02:07:49,483 INFO L375 BuchiCegarLoop]: Hoare is true 17.60/11.10 [2019-03-29 02:07:49,483 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 17.60/11.10 [2019-03-29 02:07:49,483 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 17.60/11.10 [2019-03-29 02:07:49,483 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 17.60/11.10 [2019-03-29 02:07:49,484 INFO L379 BuchiCegarLoop]: Difference is false 17.60/11.10 [2019-03-29 02:07:49,484 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 17.60/11.10 [2019-03-29 02:07:49,484 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 17.60/11.10 [2019-03-29 02:07:49,487 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 17.60/11.10 [2019-03-29 02:07:49,505 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 17.60/11.10 [2019-03-29 02:07:49,506 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.60/11.10 [2019-03-29 02:07:49,506 INFO L119 BuchiIsEmpty]: Starting construction of run 17.60/11.10 [2019-03-29 02:07:49,511 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 17.60/11.10 [2019-03-29 02:07:49,511 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 17.60/11.10 [2019-03-29 02:07:49,511 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 17.60/11.10 [2019-03-29 02:07:49,512 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 17.60/11.10 [2019-03-29 02:07:49,512 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 17.60/11.10 [2019-03-29 02:07:49,512 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.60/11.10 [2019-03-29 02:07:49,512 INFO L119 BuchiIsEmpty]: Starting construction of run 17.60/11.10 [2019-03-29 02:07:49,513 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 17.60/11.10 [2019-03-29 02:07:49,513 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 17.60/11.10 [2019-03-29 02:07:49,518 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L27-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 4#L27-2true 17.60/11.10 [2019-03-29 02:07:49,518 INFO L796 eck$LassoCheckResult]: Loop: 4#L27-2true [24] L27-2-->L27-2: Formula: (and (<= 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~y~0_7 (+ (* (- 1) v_ULTIMATE.start_main_~z~0_6) (- 1))) (<= 0 (+ v_ULTIMATE.start_main_~y~0_8 v_ULTIMATE.start_main_~x~0_8)) (= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~z~0_6 v_ULTIMATE.start_main_~y~0_8 v_ULTIMATE.start_main_~x~0_8))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L27-2true 17.60/11.10 [2019-03-29 02:07:49,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.60/11.10 [2019-03-29 02:07:49,524 INFO L82 PathProgramCache]: Analyzing trace with hash 50, now seen corresponding path program 1 times 17.60/11.10 [2019-03-29 02:07:49,526 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.60/11.10 [2019-03-29 02:07:49,527 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.60/11.10 [2019-03-29 02:07:49,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.60/11.10 [2019-03-29 02:07:49,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.60/11.10 [2019-03-29 02:07:49,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.60/11.10 [2019-03-29 02:07:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.60/11.10 [2019-03-29 02:07:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.60/11.10 [2019-03-29 02:07:49,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.60/11.10 [2019-03-29 02:07:49,601 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times 17.60/11.10 [2019-03-29 02:07:49,601 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.60/11.10 [2019-03-29 02:07:49,601 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.60/11.10 [2019-03-29 02:07:49,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.60/11.10 [2019-03-29 02:07:49,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.60/11.10 [2019-03-29 02:07:49,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.60/11.10 [2019-03-29 02:07:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.60/11.10 [2019-03-29 02:07:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.60/11.10 [2019-03-29 02:07:49,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.60/11.10 [2019-03-29 02:07:49,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1574, now seen corresponding path program 1 times 17.60/11.10 [2019-03-29 02:07:49,618 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.60/11.10 [2019-03-29 02:07:49,618 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.60/11.10 [2019-03-29 02:07:49,619 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.60/11.10 [2019-03-29 02:07:49,619 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.60/11.10 [2019-03-29 02:07:49,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.60/11.10 [2019-03-29 02:07:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.60/11.10 [2019-03-29 02:07:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.60/11.10 [2019-03-29 02:07:49,682 INFO L216 LassoAnalysis]: Preferences: 17.60/11.10 [2019-03-29 02:07:49,683 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.60/11.10 [2019-03-29 02:07:49,684 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.60/11.10 [2019-03-29 02:07:49,684 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.60/11.10 [2019-03-29 02:07:49,684 INFO L127 ssoRankerPreferences]: Use exernal solver: true 17.60/11.10 [2019-03-29 02:07:49,684 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.60/11.10 [2019-03-29 02:07:49,684 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.60/11.10 [2019-03-29 02:07:49,684 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.60/11.10 [2019-03-29 02:07:49,685 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 17.60/11.10 [2019-03-29 02:07:49,685 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.60/11.10 [2019-03-29 02:07:49,685 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.60/11.10 [2019-03-29 02:07:49,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.60/11.10 [2019-03-29 02:07:49,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.60/11.10 [2019-03-29 02:07:49,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.60/11.10 [2019-03-29 02:07:49,826 INFO L300 LassoAnalysis]: Preprocessing complete. 17.60/11.10 [2019-03-29 02:07:49,827 INFO L412 LassoAnalysis]: Checking for nontermination... 17.60/11.10 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.60/11.10 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.60/11.10 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.60/11.10 [2019-03-29 02:07:49,836 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.60/11.10 [2019-03-29 02:07:49,836 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.60/11.10 [2019-03-29 02:07:49,869 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.60/11.10 [2019-03-29 02:07:49,869 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.60/11.10 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.60/11.10 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.60/11.10 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.60/11.10 [2019-03-29 02:07:49,876 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.60/11.10 [2019-03-29 02:07:49,876 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.60/11.10 [2019-03-29 02:07:49,904 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.60/11.10 [2019-03-29 02:07:49,904 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.60/11.10 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.60/11.10 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.60/11.10 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.60/11.10 [2019-03-29 02:07:49,910 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.60/11.10 [2019-03-29 02:07:49,910 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.60/11.10 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.60/11.10 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.60/11.10 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.60/11.10 [2019-03-29 02:07:49,946 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 17.60/11.10 [2019-03-29 02:07:49,946 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.60/11.10 [2019-03-29 02:07:55,099 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 17.60/11.10 [2019-03-29 02:07:55,102 INFO L216 LassoAnalysis]: Preferences: 17.60/11.10 [2019-03-29 02:07:55,103 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.60/11.10 [2019-03-29 02:07:55,103 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.60/11.10 [2019-03-29 02:07:55,103 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.60/11.10 [2019-03-29 02:07:55,103 INFO L127 ssoRankerPreferences]: Use exernal solver: false 17.60/11.10 [2019-03-29 02:07:55,103 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 17.60/11.10 [2019-03-29 02:07:55,103 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.60/11.10 [2019-03-29 02:07:55,103 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.60/11.10 [2019-03-29 02:07:55,104 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 17.60/11.10 [2019-03-29 02:07:55,104 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.60/11.10 [2019-03-29 02:07:55,104 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.60/11.10 [2019-03-29 02:07:55,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.60/11.10 [2019-03-29 02:07:55,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.60/11.10 [2019-03-29 02:07:55,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.60/11.10 [2019-03-29 02:07:55,203 INFO L300 LassoAnalysis]: Preprocessing complete. 17.60/11.10 [2019-03-29 02:07:55,209 INFO L497 LassoAnalysis]: Using template 'affine'. 17.60/11.10 [2019-03-29 02:07:55,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.60/11.10 Termination analysis: LINEAR_WITH_GUESSES 17.60/11.10 Number of strict supporting invariants: 0 17.60/11.10 Number of non-strict supporting invariants: 1 17.60/11.10 Consider only non-deceasing supporting invariants: true 17.60/11.10 Simplify termination arguments: true 17.60/11.10 Simplify supporting invariants: trueOverapproximate stem: false 17.60/11.10 [2019-03-29 02:07:55,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.60/11.10 [2019-03-29 02:07:55,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.60/11.10 [2019-03-29 02:07:55,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.60/11.10 [2019-03-29 02:07:55,213 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.60/11.10 [2019-03-29 02:07:55,217 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.60/11.10 [2019-03-29 02:07:55,217 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.60/11.10 [2019-03-29 02:07:55,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.60/11.10 [2019-03-29 02:07:55,227 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.60/11.10 Termination analysis: LINEAR_WITH_GUESSES 17.60/11.10 Number of strict supporting invariants: 0 17.60/11.10 Number of non-strict supporting invariants: 1 17.60/11.10 Consider only non-deceasing supporting invariants: true 17.60/11.10 Simplify termination arguments: true 17.60/11.10 Simplify supporting invariants: trueOverapproximate stem: false 17.60/11.10 [2019-03-29 02:07:55,228 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.60/11.10 [2019-03-29 02:07:55,228 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.60/11.10 [2019-03-29 02:07:55,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.60/11.10 [2019-03-29 02:07:55,228 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.60/11.10 [2019-03-29 02:07:55,231 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.60/11.10 [2019-03-29 02:07:55,231 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.60/11.10 [2019-03-29 02:07:55,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.60/11.10 [2019-03-29 02:07:55,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.60/11.10 Termination analysis: LINEAR_WITH_GUESSES 17.60/11.10 Number of strict supporting invariants: 0 17.60/11.10 Number of non-strict supporting invariants: 1 17.60/11.10 Consider only non-deceasing supporting invariants: true 17.60/11.10 Simplify termination arguments: true 17.60/11.10 Simplify supporting invariants: trueOverapproximate stem: false 17.60/11.10 [2019-03-29 02:07:55,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.60/11.10 [2019-03-29 02:07:55,242 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.60/11.10 [2019-03-29 02:07:55,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.60/11.10 [2019-03-29 02:07:55,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.60/11.10 [2019-03-29 02:07:55,243 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.60/11.10 [2019-03-29 02:07:55,244 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.60/11.10 [2019-03-29 02:07:55,244 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.60/11.10 [2019-03-29 02:07:55,254 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 17.60/11.10 [2019-03-29 02:07:55,262 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 17.60/11.10 [2019-03-29 02:07:55,262 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. 17.60/11.10 [2019-03-29 02:07:55,264 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 17.60/11.10 [2019-03-29 02:07:55,265 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 17.60/11.10 [2019-03-29 02:07:55,265 INFO L518 LassoAnalysis]: Proved termination. 17.60/11.10 [2019-03-29 02:07:55,265 INFO L520 LassoAnalysis]: Termination argument consisting of: 17.60/11.10 Ranking function f(ULTIMATE.start_main_~x~0, ULTIMATE.start_main_~y~0) = 2*ULTIMATE.start_main_~x~0 + 2*ULTIMATE.start_main_~y~0 + 1 17.60/11.10 Supporting invariants [] 17.60/11.10 [2019-03-29 02:07:55,267 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 17.60/11.10 [2019-03-29 02:07:55,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.60/11.10 [2019-03-29 02:07:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.60/11.10 [2019-03-29 02:07:55,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core 17.60/11.10 [2019-03-29 02:07:55,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.60/11.10 [2019-03-29 02:07:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.60/11.10 [2019-03-29 02:07:55,326 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 5 conjunts are in the unsatisfiable core 17.60/11.10 [2019-03-29 02:07:55,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.60/11.10 [2019-03-29 02:07:55,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 17.60/11.10 [2019-03-29 02:07:55,339 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 17.60/11.10 [2019-03-29 02:07:55,344 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 17.60/11.10 [2019-03-29 02:07:55,345 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 17.60/11.10 [2019-03-29 02:07:55,363 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. 17.60/11.10 [2019-03-29 02:07:55,364 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 17.60/11.10 [2019-03-29 02:07:55,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 17.60/11.10 [2019-03-29 02:07:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 17.60/11.10 [2019-03-29 02:07:55,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 17.60/11.10 [2019-03-29 02:07:55,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.60/11.10 [2019-03-29 02:07:55,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 17.60/11.10 [2019-03-29 02:07:55,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.60/11.10 [2019-03-29 02:07:55,369 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 17.60/11.10 [2019-03-29 02:07:55,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.60/11.10 [2019-03-29 02:07:55,374 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 17.60/11.10 [2019-03-29 02:07:55,374 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 17.60/11.10 [2019-03-29 02:07:55,377 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 17.60/11.10 [2019-03-29 02:07:55,378 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 17.60/11.10 [2019-03-29 02:07:55,378 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 17.60/11.10 [2019-03-29 02:07:55,379 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 17.60/11.10 [2019-03-29 02:07:55,379 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 17.60/11.10 [2019-03-29 02:07:55,379 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.60/11.10 [2019-03-29 02:07:55,379 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.60/11.10 [2019-03-29 02:07:55,379 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.60/11.10 [2019-03-29 02:07:55,380 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 17.60/11.10 [2019-03-29 02:07:55,380 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 17.60/11.10 [2019-03-29 02:07:55,380 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 17.60/11.10 [2019-03-29 02:07:55,380 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 17.60/11.10 [2019-03-29 02:07:55,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:07:55 BasicIcfg 17.60/11.10 [2019-03-29 02:07:55,386 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 17.60/11.10 [2019-03-29 02:07:55,386 INFO L168 Benchmark]: Toolchain (without parser) took 6686.60 ms. Allocated memory is still 649.6 MB. Free memory was 559.4 MB in the beginning and 509.6 MB in the end (delta: 49.7 MB). Peak memory consumption was 49.7 MB. Max. memory is 50.3 GB. 17.60/11.10 [2019-03-29 02:07:55,388 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 578.9 MB. There was no memory consumed. Max. memory is 50.3 GB. 17.60/11.10 [2019-03-29 02:07:55,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.40 ms. Allocated memory is still 649.6 MB. Free memory was 559.4 MB in the beginning and 616.3 MB in the end (delta: -56.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 50.3 GB. 17.60/11.10 [2019-03-29 02:07:55,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.70 ms. Allocated memory is still 649.6 MB. Free memory was 616.3 MB in the beginning and 613.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 17.60/11.10 [2019-03-29 02:07:55,390 INFO L168 Benchmark]: Boogie Preprocessor took 19.02 ms. Allocated memory is still 649.6 MB. Free memory was 613.4 MB in the beginning and 612.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 17.60/11.10 [2019-03-29 02:07:55,390 INFO L168 Benchmark]: RCFGBuilder took 186.06 ms. Allocated memory is still 649.6 MB. Free memory was 612.3 MB in the beginning and 598.6 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 50.3 GB. 17.60/11.10 [2019-03-29 02:07:55,391 INFO L168 Benchmark]: BlockEncodingV2 took 71.09 ms. Allocated memory is still 649.6 MB. Free memory was 598.6 MB in the beginning and 594.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 17.60/11.10 [2019-03-29 02:07:55,392 INFO L168 Benchmark]: TraceAbstraction took 152.89 ms. Allocated memory is still 649.6 MB. Free memory was 594.3 MB in the beginning and 585.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 17.60/11.10 [2019-03-29 02:07:55,392 INFO L168 Benchmark]: BuchiAutomizer took 5940.26 ms. Allocated memory is still 649.6 MB. Free memory was 585.6 MB in the beginning and 509.6 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 50.3 GB. 17.60/11.10 [2019-03-29 02:07:55,396 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 17.60/11.10 --- Results --- 17.60/11.10 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 17.60/11.10 - StatisticsResult: Initial Icfg 17.60/11.10 6 locations, 7 edges 17.60/11.10 - StatisticsResult: Encoded RCFG 17.60/11.10 2 locations, 2 edges 17.60/11.10 * Results from de.uni_freiburg.informatik.ultimate.core: 17.60/11.10 - StatisticsResult: Toolchain Benchmarks 17.60/11.10 Benchmark results are: 17.60/11.10 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 578.9 MB. There was no memory consumed. Max. memory is 50.3 GB. 17.60/11.10 * CACSL2BoogieTranslator took 277.40 ms. Allocated memory is still 649.6 MB. Free memory was 559.4 MB in the beginning and 616.3 MB in the end (delta: -56.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 50.3 GB. 17.60/11.10 * Boogie Procedure Inliner took 34.70 ms. Allocated memory is still 649.6 MB. Free memory was 616.3 MB in the beginning and 613.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 17.60/11.10 * Boogie Preprocessor took 19.02 ms. Allocated memory is still 649.6 MB. Free memory was 613.4 MB in the beginning and 612.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 17.60/11.10 * RCFGBuilder took 186.06 ms. Allocated memory is still 649.6 MB. Free memory was 612.3 MB in the beginning and 598.6 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 50.3 GB. 17.60/11.10 * BlockEncodingV2 took 71.09 ms. Allocated memory is still 649.6 MB. Free memory was 598.6 MB in the beginning and 594.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 17.60/11.10 * TraceAbstraction took 152.89 ms. Allocated memory is still 649.6 MB. Free memory was 594.3 MB in the beginning and 585.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 17.60/11.10 * BuchiAutomizer took 5940.26 ms. Allocated memory is still 649.6 MB. Free memory was 585.6 MB in the beginning and 509.6 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 50.3 GB. 17.60/11.10 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 17.60/11.10 - AllSpecificationsHoldResult: All specifications hold 17.60/11.10 We were not able to verify any specifiation because the program does not contain any specification. 17.60/11.10 - InvariantResult [Line: 27]: Loop Invariant 17.60/11.10 Derived loop invariant: 1 17.60/11.10 - StatisticsResult: Ultimate Automizer benchmark data 17.60/11.10 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 17.60/11.10 - StatisticsResult: Constructed decomposition of program 17.60/11.10 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function 2 * x + 2 * y + 1 and consists of 2 locations. 17.60/11.10 - StatisticsResult: Timing statistics 17.60/11.10 BüchiAutomizer plugin needed 5.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 5.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax152 hnf97 lsp64 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq163 hnf94 smp100 dnf100 smp100 tf105 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 16ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 5.2s 17.60/11.10 - TerminationAnalysisResult: Termination proven 17.60/11.10 Buchi Automizer proved that your program is terminating 17.60/11.10 RESULT: Ultimate proved your program to be correct! 17.60/11.10 !SESSION 2019-03-29 02:07:45.451 ----------------------------------------------- 17.60/11.10 eclipse.buildId=unknown 17.60/11.10 java.version=1.8.0_181 17.60/11.10 java.vendor=Oracle Corporation 17.60/11.10 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 17.60/11.10 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c 17.60/11.10 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c 17.60/11.10 17.60/11.10 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:07:55.631 17.60/11.10 !MESSAGE The workspace will exit with unsaved changes in this session. 17.60/11.10 Received shutdown request... 17.60/11.10 Ultimate: 17.60/11.10 GTK+ Version Check 17.60/11.10 EOF