15.13/8.19 YES 15.13/8.19 15.13/8.19 Ultimate: Cannot open display: 15.13/8.19 This is Ultimate 0.1.24-8dc7c08-m 15.13/8.19 [2019-03-29 02:10:14,753 INFO L170 SettingsManager]: Resetting all preferences to default values... 15.13/8.19 [2019-03-29 02:10:14,755 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 15.13/8.19 [2019-03-29 02:10:14,766 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 15.13/8.19 [2019-03-29 02:10:14,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 15.13/8.19 [2019-03-29 02:10:14,768 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 15.13/8.19 [2019-03-29 02:10:14,769 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 15.13/8.19 [2019-03-29 02:10:14,770 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 15.13/8.19 [2019-03-29 02:10:14,772 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 15.13/8.19 [2019-03-29 02:10:14,773 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 15.13/8.19 [2019-03-29 02:10:14,773 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 15.13/8.19 [2019-03-29 02:10:14,774 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 15.13/8.19 [2019-03-29 02:10:14,775 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 15.13/8.19 [2019-03-29 02:10:14,776 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 15.13/8.19 [2019-03-29 02:10:14,777 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 15.13/8.19 [2019-03-29 02:10:14,777 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 15.13/8.19 [2019-03-29 02:10:14,778 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 15.13/8.19 [2019-03-29 02:10:14,780 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 15.13/8.19 [2019-03-29 02:10:14,782 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 15.13/8.19 [2019-03-29 02:10:14,784 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 15.13/8.19 [2019-03-29 02:10:14,785 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 15.13/8.19 [2019-03-29 02:10:14,786 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 15.13/8.19 [2019-03-29 02:10:14,788 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 15.13/8.19 [2019-03-29 02:10:14,788 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 15.13/8.19 [2019-03-29 02:10:14,788 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 15.13/8.19 [2019-03-29 02:10:14,789 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 15.13/8.19 [2019-03-29 02:10:14,789 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 15.13/8.19 [2019-03-29 02:10:14,790 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 15.13/8.19 [2019-03-29 02:10:14,790 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 15.13/8.19 [2019-03-29 02:10:14,791 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 15.13/8.19 [2019-03-29 02:10:14,792 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 15.13/8.19 [2019-03-29 02:10:14,792 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 15.13/8.19 [2019-03-29 02:10:14,793 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 15.13/8.19 [2019-03-29 02:10:14,794 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 15.13/8.19 [2019-03-29 02:10:14,794 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 15.13/8.19 [2019-03-29 02:10:14,794 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 15.13/8.19 [2019-03-29 02:10:14,795 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 15.13/8.19 [2019-03-29 02:10:14,796 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 15.13/8.19 [2019-03-29 02:10:14,796 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 15.13/8.19 [2019-03-29 02:10:14,797 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 15.13/8.19 [2019-03-29 02:10:14,811 INFO L110 SettingsManager]: Loading preferences was successful 15.13/8.19 [2019-03-29 02:10:14,811 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 15.13/8.19 [2019-03-29 02:10:14,812 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 15.13/8.19 [2019-03-29 02:10:14,812 INFO L133 SettingsManager]: * Rewrite not-equals=true 15.13/8.19 [2019-03-29 02:10:14,813 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 15.13/8.19 [2019-03-29 02:10:14,813 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 15.13/8.19 [2019-03-29 02:10:14,813 INFO L133 SettingsManager]: * Use SBE=true 15.13/8.19 [2019-03-29 02:10:14,813 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 15.13/8.19 [2019-03-29 02:10:14,813 INFO L133 SettingsManager]: * Use old map elimination=false 15.13/8.19 [2019-03-29 02:10:14,814 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 15.13/8.19 [2019-03-29 02:10:14,814 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 15.13/8.19 [2019-03-29 02:10:14,814 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 15.13/8.19 [2019-03-29 02:10:14,814 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 15.13/8.19 [2019-03-29 02:10:14,814 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 15.13/8.19 [2019-03-29 02:10:14,815 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.13/8.19 [2019-03-29 02:10:14,815 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 15.13/8.19 [2019-03-29 02:10:14,815 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 15.13/8.19 [2019-03-29 02:10:14,815 INFO L133 SettingsManager]: * Check division by zero=IGNORE 15.13/8.19 [2019-03-29 02:10:14,815 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 15.13/8.19 [2019-03-29 02:10:14,816 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 15.13/8.19 [2019-03-29 02:10:14,816 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 15.13/8.19 [2019-03-29 02:10:14,816 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 15.13/8.19 [2019-03-29 02:10:14,816 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 15.13/8.19 [2019-03-29 02:10:14,816 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 15.13/8.19 [2019-03-29 02:10:14,817 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.13/8.19 [2019-03-29 02:10:14,817 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 15.13/8.19 [2019-03-29 02:10:14,817 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 15.13/8.19 [2019-03-29 02:10:14,817 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 15.13/8.19 [2019-03-29 02:10:14,817 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 15.13/8.19 [2019-03-29 02:10:14,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 15.13/8.19 [2019-03-29 02:10:14,859 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 15.13/8.19 [2019-03-29 02:10:14,863 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 15.13/8.19 [2019-03-29 02:10:14,864 INFO L271 PluginConnector]: Initializing CDTParser... 15.13/8.19 [2019-03-29 02:10:14,865 INFO L276 PluginConnector]: CDTParser initialized 15.13/8.19 [2019-03-29 02:10:14,865 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 15.13/8.19 [2019-03-29 02:10:14,934 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/a2c5b32a3c7047cab9c3cdd431e49c35/FLAGa3fa41234 15.13/8.19 [2019-03-29 02:10:15,277 INFO L307 CDTParser]: Found 1 translation units. 15.13/8.19 [2019-03-29 02:10:15,278 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 15.13/8.19 [2019-03-29 02:10:15,284 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/a2c5b32a3c7047cab9c3cdd431e49c35/FLAGa3fa41234 15.13/8.19 [2019-03-29 02:10:15,683 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/a2c5b32a3c7047cab9c3cdd431e49c35 15.13/8.19 [2019-03-29 02:10:15,695 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 15.13/8.19 [2019-03-29 02:10:15,696 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 15.13/8.19 [2019-03-29 02:10:15,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 15.13/8.19 [2019-03-29 02:10:15,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 15.13/8.19 [2019-03-29 02:10:15,702 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 15.13/8.19 [2019-03-29 02:10:15,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:15,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aae8dcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15, skipping insertion in model container 15.13/8.19 [2019-03-29 02:10:15,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:15,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 15.13/8.19 [2019-03-29 02:10:15,731 INFO L176 MainTranslator]: Built tables and reachable declarations 15.13/8.19 [2019-03-29 02:10:15,888 INFO L206 PostProcessor]: Analyzing one entry point: main 15.13/8.19 [2019-03-29 02:10:15,893 INFO L191 MainTranslator]: Completed pre-run 15.13/8.19 [2019-03-29 02:10:15,909 INFO L206 PostProcessor]: Analyzing one entry point: main 15.13/8.19 [2019-03-29 02:10:15,923 INFO L195 MainTranslator]: Completed translation 15.13/8.19 [2019-03-29 02:10:15,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15 WrapperNode 15.13/8.19 [2019-03-29 02:10:15,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 15.13/8.19 [2019-03-29 02:10:15,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 15.13/8.19 [2019-03-29 02:10:15,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 15.13/8.19 [2019-03-29 02:10:15,925 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 15.13/8.19 [2019-03-29 02:10:16,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 15.13/8.19 [2019-03-29 02:10:16,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 15.13/8.19 [2019-03-29 02:10:16,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 15.13/8.19 [2019-03-29 02:10:16,025 INFO L276 PluginConnector]: Boogie Preprocessor initialized 15.13/8.19 [2019-03-29 02:10:16,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 15.13/8.19 [2019-03-29 02:10:16,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 15.13/8.19 [2019-03-29 02:10:16,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... 15.13/8.19 [2019-03-29 02:10:16,045 INFO L276 PluginConnector]: RCFGBuilder initialized 15.13/8.19 [2019-03-29 02:10:16,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (1/1) ... 15.13/8.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.13/8.19 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 15.13/8.19 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.13/8.19 [2019-03-29 02:10:16,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 15.13/8.19 [2019-03-29 02:10:16,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 15.13/8.19 [2019-03-29 02:10:16,227 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 15.13/8.19 [2019-03-29 02:10:16,228 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 15.13/8.19 [2019-03-29 02:10:16,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:10:16 BoogieIcfgContainer 15.13/8.19 [2019-03-29 02:10:16,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 15.13/8.19 [2019-03-29 02:10:16,230 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 15.13/8.19 [2019-03-29 02:10:16,230 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 15.13/8.19 [2019-03-29 02:10:16,232 INFO L276 PluginConnector]: BlockEncodingV2 initialized 15.13/8.19 [2019-03-29 02:10:16,233 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:10:16" (1/1) ... 15.13/8.19 [2019-03-29 02:10:16,247 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 15.13/8.19 [2019-03-29 02:10:16,249 INFO L258 BlockEncoder]: Using Remove infeasible edges 15.13/8.19 [2019-03-29 02:10:16,250 INFO L263 BlockEncoder]: Using Maximize final states 15.13/8.19 [2019-03-29 02:10:16,250 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 15.13/8.19 [2019-03-29 02:10:16,251 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 15.13/8.19 [2019-03-29 02:10:16,253 INFO L296 BlockEncoder]: Using Remove sink states 15.13/8.19 [2019-03-29 02:10:16,254 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 15.13/8.19 [2019-03-29 02:10:16,254 INFO L179 BlockEncoder]: Using Rewrite not-equals 15.13/8.19 [2019-03-29 02:10:16,267 INFO L185 BlockEncoder]: Using Use SBE 15.13/8.19 [2019-03-29 02:10:16,274 INFO L200 BlockEncoder]: SBE split 0 edges 15.13/8.19 [2019-03-29 02:10:16,279 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 15.13/8.19 [2019-03-29 02:10:16,281 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.13/8.19 [2019-03-29 02:10:16,293 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 15.13/8.19 [2019-03-29 02:10:16,295 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 15.13/8.19 [2019-03-29 02:10:16,297 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 15.13/8.19 [2019-03-29 02:10:16,297 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.13/8.19 [2019-03-29 02:10:16,297 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 15.13/8.19 [2019-03-29 02:10:16,298 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 15.13/8.19 [2019-03-29 02:10:16,298 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 15.13/8.19 [2019-03-29 02:10:16,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:10:16 BasicIcfg 15.13/8.19 [2019-03-29 02:10:16,299 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 15.13/8.19 [2019-03-29 02:10:16,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 15.13/8.19 [2019-03-29 02:10:16,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... 15.13/8.19 [2019-03-29 02:10:16,303 INFO L276 PluginConnector]: TraceAbstraction initialized 15.13/8.19 [2019-03-29 02:10:16,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:10:15" (1/4) ... 15.13/8.19 [2019-03-29 02:10:16,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce6d7f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:10:16, skipping insertion in model container 15.13/8.19 [2019-03-29 02:10:16,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (2/4) ... 15.13/8.19 [2019-03-29 02:10:16,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce6d7f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:10:16, skipping insertion in model container 15.13/8.19 [2019-03-29 02:10:16,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:10:16" (3/4) ... 15.13/8.19 [2019-03-29 02:10:16,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce6d7f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:10:16, skipping insertion in model container 15.13/8.19 [2019-03-29 02:10:16,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:10:16" (4/4) ... 15.13/8.19 [2019-03-29 02:10:16,307 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.13/8.19 [2019-03-29 02:10:16,317 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 15.13/8.19 [2019-03-29 02:10:16,324 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 15.13/8.19 [2019-03-29 02:10:16,342 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 15.13/8.19 [2019-03-29 02:10:16,371 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.13/8.19 [2019-03-29 02:10:16,371 INFO L382 AbstractCegarLoop]: Interprodecural is true 15.13/8.19 [2019-03-29 02:10:16,372 INFO L383 AbstractCegarLoop]: Hoare is true 15.13/8.19 [2019-03-29 02:10:16,372 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 15.13/8.19 [2019-03-29 02:10:16,372 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 15.13/8.19 [2019-03-29 02:10:16,372 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.13/8.19 [2019-03-29 02:10:16,372 INFO L387 AbstractCegarLoop]: Difference is false 15.13/8.19 [2019-03-29 02:10:16,373 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 15.13/8.19 [2019-03-29 02:10:16,373 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 15.13/8.19 [2019-03-29 02:10:16,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 15.13/8.19 [2019-03-29 02:10:16,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 15.13/8.19 [2019-03-29 02:10:16,395 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 15.13/8.19 [2019-03-29 02:10:16,445 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 15.13/8.19 [2019-03-29 02:10:16,445 INFO L451 ceAbstractionStarter]: At program point L11-2(lines 11 14) the Hoare annotation is: true 15.13/8.19 [2019-03-29 02:10:16,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:10:16 BasicIcfg 15.13/8.19 [2019-03-29 02:10:16,453 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 15.13/8.19 [2019-03-29 02:10:16,454 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 15.13/8.19 [2019-03-29 02:10:16,454 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 15.13/8.19 [2019-03-29 02:10:16,457 INFO L276 PluginConnector]: BuchiAutomizer initialized 15.13/8.19 [2019-03-29 02:10:16,458 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.13/8.19 [2019-03-29 02:10:16,458 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:10:15" (1/5) ... 15.13/8.19 [2019-03-29 02:10:16,459 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3deeb75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:10:16, skipping insertion in model container 15.13/8.19 [2019-03-29 02:10:16,459 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.13/8.19 [2019-03-29 02:10:16,459 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:10:15" (2/5) ... 15.13/8.19 [2019-03-29 02:10:16,460 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3deeb75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:10:16, skipping insertion in model container 15.13/8.19 [2019-03-29 02:10:16,460 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.13/8.19 [2019-03-29 02:10:16,460 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:10:16" (3/5) ... 15.13/8.19 [2019-03-29 02:10:16,460 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3deeb75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:10:16, skipping insertion in model container 15.13/8.19 [2019-03-29 02:10:16,461 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.13/8.19 [2019-03-29 02:10:16,461 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:10:16" (4/5) ... 15.13/8.19 [2019-03-29 02:10:16,461 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3deeb75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:10:16, skipping insertion in model container 15.13/8.19 [2019-03-29 02:10:16,461 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.13/8.19 [2019-03-29 02:10:16,461 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:10:16" (5/5) ... 15.13/8.19 [2019-03-29 02:10:16,463 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.13/8.19 [2019-03-29 02:10:16,491 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.13/8.19 [2019-03-29 02:10:16,491 INFO L374 BuchiCegarLoop]: Interprodecural is true 15.13/8.19 [2019-03-29 02:10:16,491 INFO L375 BuchiCegarLoop]: Hoare is true 15.13/8.19 [2019-03-29 02:10:16,492 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 15.13/8.19 [2019-03-29 02:10:16,492 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 15.13/8.19 [2019-03-29 02:10:16,492 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.13/8.19 [2019-03-29 02:10:16,492 INFO L379 BuchiCegarLoop]: Difference is false 15.13/8.19 [2019-03-29 02:10:16,492 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 15.13/8.19 [2019-03-29 02:10:16,492 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 15.13/8.19 [2019-03-29 02:10:16,496 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 15.13/8.19 [2019-03-29 02:10:16,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.13/8.19 [2019-03-29 02:10:16,514 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.13/8.19 [2019-03-29 02:10:16,514 INFO L119 BuchiIsEmpty]: Starting construction of run 15.13/8.19 [2019-03-29 02:10:16,519 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.13/8.19 [2019-03-29 02:10:16,520 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 15.13/8.19 [2019-03-29 02:10:16,520 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 15.13/8.19 [2019-03-29 02:10:16,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 15.13/8.19 [2019-03-29 02:10:16,521 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.13/8.19 [2019-03-29 02:10:16,521 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.13/8.19 [2019-03-29 02:10:16,521 INFO L119 BuchiIsEmpty]: Starting construction of run 15.13/8.19 [2019-03-29 02:10:16,521 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.13/8.19 [2019-03-29 02:10:16,521 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 15.13/8.19 [2019-03-29 02:10:16,526 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~b~0_1 (- |v_ULTIMATE.start_main_#t~nondet1_4|)) (= v_ULTIMATE.start_main_~a~0_1 (- |v_ULTIMATE.start_main_#t~nondet0_4|))) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~b~0] 4#L11-2true 15.13/8.19 [2019-03-29 02:10:16,527 INFO L796 eck$LassoCheckResult]: Loop: 4#L11-2true [24] L11-2-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~b~0_7 (+ v_ULTIMATE.start_main_~a~0_8 v_ULTIMATE.start_main_~b~0_8)) (= v_ULTIMATE.start_main_~a~0_7 (+ v_ULTIMATE.start_main_~a~0_8 1)) (< v_ULTIMATE.start_main_~b~0_8 v_ULTIMATE.start_main_~a~0_8)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_8} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0] 4#L11-2true 15.13/8.19 [2019-03-29 02:10:16,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.13/8.19 [2019-03-29 02:10:16,534 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 15.13/8.19 [2019-03-29 02:10:16,536 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.13/8.19 [2019-03-29 02:10:16,536 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.13/8.19 [2019-03-29 02:10:16,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.13/8.19 [2019-03-29 02:10:16,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.13/8.19 [2019-03-29 02:10:16,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.13/8.19 [2019-03-29 02:10:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.13/8.19 [2019-03-29 02:10:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.13/8.19 [2019-03-29 02:10:16,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.13/8.19 [2019-03-29 02:10:16,611 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times 15.13/8.19 [2019-03-29 02:10:16,611 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.13/8.19 [2019-03-29 02:10:16,611 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.13/8.19 [2019-03-29 02:10:16,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.13/8.19 [2019-03-29 02:10:16,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.13/8.19 [2019-03-29 02:10:16,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.13/8.19 [2019-03-29 02:10:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.13/8.19 [2019-03-29 02:10:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.13/8.19 [2019-03-29 02:10:16,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.13/8.19 [2019-03-29 02:10:16,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1543, now seen corresponding path program 1 times 15.13/8.19 [2019-03-29 02:10:16,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.13/8.19 [2019-03-29 02:10:16,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.13/8.19 [2019-03-29 02:10:16,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.13/8.19 [2019-03-29 02:10:16,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.13/8.19 [2019-03-29 02:10:16,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.13/8.19 [2019-03-29 02:10:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.13/8.19 [2019-03-29 02:10:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.13/8.19 [2019-03-29 02:10:16,692 INFO L216 LassoAnalysis]: Preferences: 15.13/8.19 [2019-03-29 02:10:16,694 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.13/8.19 [2019-03-29 02:10:16,694 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.13/8.19 [2019-03-29 02:10:16,694 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.13/8.19 [2019-03-29 02:10:16,694 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.13/8.19 [2019-03-29 02:10:16,694 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.13/8.19 [2019-03-29 02:10:16,694 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.13/8.19 [2019-03-29 02:10:16,695 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.13/8.19 [2019-03-29 02:10:16,695 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 15.13/8.19 [2019-03-29 02:10:16,695 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.13/8.19 [2019-03-29 02:10:16,695 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.13/8.19 [2019-03-29 02:10:16,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.13/8.19 [2019-03-29 02:10:16,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.13/8.19 [2019-03-29 02:10:16,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.13/8.19 [2019-03-29 02:10:16,813 INFO L300 LassoAnalysis]: Preprocessing complete. 15.13/8.19 [2019-03-29 02:10:16,814 INFO L412 LassoAnalysis]: Checking for nontermination... 15.13/8.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.13/8.19 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.13/8.19 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.13/8.19 [2019-03-29 02:10:16,822 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.13/8.19 [2019-03-29 02:10:16,822 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.13/8.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.13/8.19 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.13/8.19 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.13/8.19 [2019-03-29 02:10:16,857 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.13/8.19 [2019-03-29 02:10:16,857 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.13/8.19 [2019-03-29 02:10:18,995 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 15.13/8.19 [2019-03-29 02:10:18,998 INFO L216 LassoAnalysis]: Preferences: 15.13/8.19 [2019-03-29 02:10:19,007 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.13/8.19 [2019-03-29 02:10:19,008 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.13/8.19 [2019-03-29 02:10:19,008 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.13/8.19 [2019-03-29 02:10:19,008 INFO L127 ssoRankerPreferences]: Use exernal solver: false 15.13/8.19 [2019-03-29 02:10:19,008 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 15.13/8.19 [2019-03-29 02:10:19,008 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.13/8.19 [2019-03-29 02:10:19,008 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.13/8.19 [2019-03-29 02:10:19,008 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 15.13/8.19 [2019-03-29 02:10:19,009 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.13/8.19 [2019-03-29 02:10:19,009 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.13/8.19 [2019-03-29 02:10:19,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.13/8.19 [2019-03-29 02:10:19,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.13/8.19 [2019-03-29 02:10:19,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.13/8.19 [2019-03-29 02:10:19,103 INFO L300 LassoAnalysis]: Preprocessing complete. 15.13/8.19 [2019-03-29 02:10:19,109 INFO L497 LassoAnalysis]: Using template 'affine'. 15.13/8.19 [2019-03-29 02:10:19,111 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.13/8.19 Termination analysis: LINEAR_WITH_GUESSES 15.13/8.19 Number of strict supporting invariants: 0 15.13/8.19 Number of non-strict supporting invariants: 1 15.13/8.19 Consider only non-deceasing supporting invariants: true 15.13/8.19 Simplify termination arguments: true 15.13/8.19 Simplify supporting invariants: trueOverapproximate stem: false 15.13/8.19 [2019-03-29 02:10:19,113 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.13/8.19 [2019-03-29 02:10:19,113 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.13/8.19 [2019-03-29 02:10:19,114 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.13/8.19 [2019-03-29 02:10:19,114 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.13/8.19 [2019-03-29 02:10:19,114 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.13/8.19 [2019-03-29 02:10:19,117 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.13/8.19 [2019-03-29 02:10:19,117 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.13/8.19 [2019-03-29 02:10:19,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.13/8.19 [2019-03-29 02:10:19,130 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.13/8.19 Termination analysis: LINEAR_WITH_GUESSES 15.13/8.19 Number of strict supporting invariants: 0 15.13/8.19 Number of non-strict supporting invariants: 1 15.13/8.19 Consider only non-deceasing supporting invariants: true 15.13/8.19 Simplify termination arguments: true 15.13/8.19 Simplify supporting invariants: trueOverapproximate stem: false 15.13/8.19 [2019-03-29 02:10:19,131 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.13/8.19 [2019-03-29 02:10:19,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.13/8.19 [2019-03-29 02:10:19,131 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.13/8.19 [2019-03-29 02:10:19,131 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.13/8.19 [2019-03-29 02:10:19,135 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.13/8.19 [2019-03-29 02:10:19,135 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.13/8.19 [2019-03-29 02:10:19,140 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.13/8.19 [2019-03-29 02:10:19,141 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.13/8.19 Termination analysis: LINEAR_WITH_GUESSES 15.13/8.19 Number of strict supporting invariants: 0 15.13/8.19 Number of non-strict supporting invariants: 1 15.13/8.19 Consider only non-deceasing supporting invariants: true 15.13/8.19 Simplify termination arguments: true 15.13/8.19 Simplify supporting invariants: trueOverapproximate stem: false 15.13/8.19 [2019-03-29 02:10:19,141 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.13/8.19 [2019-03-29 02:10:19,142 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.13/8.19 [2019-03-29 02:10:19,142 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.13/8.19 [2019-03-29 02:10:19,142 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.13/8.19 [2019-03-29 02:10:19,145 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.13/8.19 [2019-03-29 02:10:19,145 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.13/8.19 [2019-03-29 02:10:19,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.13/8.19 [2019-03-29 02:10:19,153 INFO L497 LassoAnalysis]: Using template '2-nested'. 15.13/8.19 [2019-03-29 02:10:19,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.13/8.19 Termination analysis: LINEAR_WITH_GUESSES 15.13/8.19 Number of strict supporting invariants: 0 15.13/8.19 Number of non-strict supporting invariants: 1 15.13/8.19 Consider only non-deceasing supporting invariants: true 15.13/8.19 Simplify termination arguments: true 15.13/8.19 Simplify supporting invariants: trueOverapproximate stem: false 15.13/8.19 [2019-03-29 02:10:19,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.13/8.19 [2019-03-29 02:10:19,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.13/8.19 [2019-03-29 02:10:19,155 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.13/8.19 [2019-03-29 02:10:19,155 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.13/8.19 [2019-03-29 02:10:19,155 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 15.13/8.19 [2019-03-29 02:10:19,157 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 15.13/8.19 [2019-03-29 02:10:19,157 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.13/8.19 [2019-03-29 02:10:19,172 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 15.13/8.19 [2019-03-29 02:10:19,189 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. 15.13/8.19 [2019-03-29 02:10:19,189 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 1 variables to zero. 15.13/8.19 [2019-03-29 02:10:19,191 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 15.13/8.19 [2019-03-29 02:10:19,192 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 15.13/8.19 [2019-03-29 02:10:19,192 INFO L518 LassoAnalysis]: Proved termination. 15.13/8.19 [2019-03-29 02:10:19,192 INFO L520 LassoAnalysis]: Termination argument consisting of: 15.13/8.19 Ranking function 2-nested ranking function: 15.13/8.19 f0 = -2*ULTIMATE.start_main_~a~0 + 3 15.13/8.19 f1 = -2*ULTIMATE.start_main_~b~0 + 2*ULTIMATE.start_main_~a~0 15.13/8.19 Supporting invariants [] 15.13/8.19 [2019-03-29 02:10:19,194 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 15.13/8.19 [2019-03-29 02:10:19,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.13/8.19 [2019-03-29 02:10:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.13/8.19 [2019-03-29 02:10:19,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core 15.13/8.19 [2019-03-29 02:10:19,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.13/8.19 [2019-03-29 02:10:19,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.13/8.19 [2019-03-29 02:10:19,258 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 7 conjunts are in the unsatisfiable core 15.13/8.19 [2019-03-29 02:10:19,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.13/8.19 [2019-03-29 02:10:19,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 15.13/8.19 [2019-03-29 02:10:19,293 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 15.13/8.19 [2019-03-29 02:10:19,298 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 15.13/8.19 [2019-03-29 02:10:19,299 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 15.13/8.19 [2019-03-29 02:10:19,320 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. 15.13/8.19 [2019-03-29 02:10:19,321 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 15.13/8.19 [2019-03-29 02:10:19,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 15.13/8.19 [2019-03-29 02:10:19,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 15.13/8.19 [2019-03-29 02:10:19,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 15.13/8.19 [2019-03-29 02:10:19,325 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.13/8.19 [2019-03-29 02:10:19,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 15.13/8.19 [2019-03-29 02:10:19,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.13/8.19 [2019-03-29 02:10:19,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 15.13/8.19 [2019-03-29 02:10:19,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.13/8.19 [2019-03-29 02:10:19,331 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 15.13/8.19 [2019-03-29 02:10:19,331 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.13/8.19 [2019-03-29 02:10:19,334 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 15.13/8.19 [2019-03-29 02:10:19,335 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 15.13/8.19 [2019-03-29 02:10:19,336 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 15.13/8.19 [2019-03-29 02:10:19,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 15.13/8.19 [2019-03-29 02:10:19,336 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 15.13/8.19 [2019-03-29 02:10:19,337 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.13/8.19 [2019-03-29 02:10:19,337 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.13/8.19 [2019-03-29 02:10:19,337 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.13/8.19 [2019-03-29 02:10:19,337 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 15.13/8.19 [2019-03-29 02:10:19,337 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 15.13/8.19 [2019-03-29 02:10:19,337 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.13/8.19 [2019-03-29 02:10:19,337 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 15.13/8.19 [2019-03-29 02:10:19,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:10:19 BasicIcfg 15.13/8.19 [2019-03-29 02:10:19,343 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 15.13/8.19 [2019-03-29 02:10:19,344 INFO L168 Benchmark]: Toolchain (without parser) took 3648.49 ms. Allocated memory was 649.6 MB in the beginning and 666.4 MB in the end (delta: 16.8 MB). Free memory was 557.4 MB in the beginning and 531.6 MB in the end (delta: 25.8 MB). Peak memory consumption was 42.6 MB. Max. memory is 50.3 GB. 15.13/8.19 [2019-03-29 02:10:19,346 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.13/8.19 [2019-03-29 02:10:19,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.63 ms. Allocated memory is still 649.6 MB. Free memory was 557.4 MB in the beginning and 547.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 15.13/8.19 [2019-03-29 02:10:19,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.72 ms. Allocated memory was 649.6 MB in the beginning and 666.4 MB in the end (delta: 16.8 MB). Free memory was 547.9 MB in the beginning and 633.9 MB in the end (delta: -86.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 15.13/8.19 [2019-03-29 02:10:19,348 INFO L168 Benchmark]: Boogie Preprocessor took 19.32 ms. Allocated memory is still 666.4 MB. Free memory was 633.9 MB in the beginning and 632.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 15.13/8.19 [2019-03-29 02:10:19,349 INFO L168 Benchmark]: RCFGBuilder took 184.93 ms. Allocated memory is still 666.4 MB. Free memory was 632.6 MB in the beginning and 617.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 50.3 GB. 15.13/8.19 [2019-03-29 02:10:19,350 INFO L168 Benchmark]: BlockEncodingV2 took 69.22 ms. Allocated memory is still 666.4 MB. Free memory was 617.9 MB in the beginning and 612.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 15.13/8.19 [2019-03-29 02:10:19,350 INFO L168 Benchmark]: TraceAbstraction took 153.76 ms. Allocated memory is still 666.4 MB. Free memory was 612.5 MB in the beginning and 604.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 15.13/8.19 [2019-03-29 02:10:19,351 INFO L168 Benchmark]: BuchiAutomizer took 2889.45 ms. Allocated memory is still 666.4 MB. Free memory was 604.5 MB in the beginning and 531.6 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 50.3 GB. 15.13/8.19 [2019-03-29 02:10:19,355 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 15.13/8.19 --- Results --- 15.13/8.19 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 15.13/8.19 - StatisticsResult: Initial Icfg 15.13/8.19 6 locations, 7 edges 15.13/8.19 - StatisticsResult: Encoded RCFG 15.13/8.19 2 locations, 2 edges 15.13/8.19 * Results from de.uni_freiburg.informatik.ultimate.core: 15.13/8.19 - StatisticsResult: Toolchain Benchmarks 15.13/8.19 Benchmark results are: 15.13/8.19 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.13/8.19 * CACSL2BoogieTranslator took 226.63 ms. Allocated memory is still 649.6 MB. Free memory was 557.4 MB in the beginning and 547.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 15.13/8.19 * Boogie Procedure Inliner took 99.72 ms. Allocated memory was 649.6 MB in the beginning and 666.4 MB in the end (delta: 16.8 MB). Free memory was 547.9 MB in the beginning and 633.9 MB in the end (delta: -86.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 15.13/8.19 * Boogie Preprocessor took 19.32 ms. Allocated memory is still 666.4 MB. Free memory was 633.9 MB in the beginning and 632.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 15.13/8.19 * RCFGBuilder took 184.93 ms. Allocated memory is still 666.4 MB. Free memory was 632.6 MB in the beginning and 617.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 50.3 GB. 15.13/8.19 * BlockEncodingV2 took 69.22 ms. Allocated memory is still 666.4 MB. Free memory was 617.9 MB in the beginning and 612.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 15.13/8.19 * TraceAbstraction took 153.76 ms. Allocated memory is still 666.4 MB. Free memory was 612.5 MB in the beginning and 604.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 15.13/8.19 * BuchiAutomizer took 2889.45 ms. Allocated memory is still 666.4 MB. Free memory was 604.5 MB in the beginning and 531.6 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 50.3 GB. 15.13/8.19 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 15.13/8.19 - AllSpecificationsHoldResult: All specifications hold 15.13/8.19 We were not able to verify any specifiation because the program does not contain any specification. 15.13/8.19 - InvariantResult [Line: 11]: Loop Invariant 15.13/8.19 Derived loop invariant: 1 15.13/8.19 - StatisticsResult: Ultimate Automizer benchmark data 15.13/8.19 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 15.13/8.19 - StatisticsResult: Constructed decomposition of program 15.13/8.19 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has 2-nested ranking function (if -2 * a + 3 > 0 then 1 else 0), (if -2 * a + 3 > 0 then -2 * a + 3 else -2 * b + 2 * a) and consists of 2 locations. 15.13/8.19 - StatisticsResult: Timing statistics 15.13/8.19 BüchiAutomizer plugin needed 2.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. 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, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax179 hnf100 lsp55 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq179 hnf92 smp100 dnf100 smp100 tf108 neg100 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 2.1s 15.13/8.19 - TerminationAnalysisResult: Termination proven 15.13/8.19 Buchi Automizer proved that your program is terminating 15.13/8.19 RESULT: Ultimate proved your program to be correct! 15.13/8.19 !SESSION 2019-03-29 02:10:12.336 ----------------------------------------------- 15.13/8.19 eclipse.buildId=unknown 15.13/8.19 java.version=1.8.0_181 15.13/8.19 java.vendor=Oracle Corporation 15.13/8.19 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 15.13/8.19 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 15.13/8.19 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 15.13/8.19 15.13/8.19 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:10:19.589 15.13/8.19 !MESSAGE The workspace will exit with unsaved changes in this session. 15.13/8.19 Received shutdown request... 15.13/8.19 Ultimate: 15.13/8.19 GTK+ Version Check 15.13/8.19 EOF