13.10/6.30 YES 13.10/6.30 13.10/6.30 Ultimate: Cannot open display: 13.10/6.30 This is Ultimate 0.1.24-8dc7c08-m 13.10/6.30 [2019-03-28 22:56:44,956 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.10/6.30 [2019-03-28 22:56:44,958 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.10/6.30 [2019-03-28 22:56:44,969 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.10/6.30 [2019-03-28 22:56:44,969 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.10/6.30 [2019-03-28 22:56:44,970 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.10/6.30 [2019-03-28 22:56:44,971 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.10/6.30 [2019-03-28 22:56:44,973 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.10/6.30 [2019-03-28 22:56:44,975 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.10/6.30 [2019-03-28 22:56:44,976 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.10/6.30 [2019-03-28 22:56:44,977 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.10/6.30 [2019-03-28 22:56:44,977 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.10/6.30 [2019-03-28 22:56:44,978 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.10/6.30 [2019-03-28 22:56:44,979 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.10/6.30 [2019-03-28 22:56:44,980 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.10/6.30 [2019-03-28 22:56:44,981 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.10/6.30 [2019-03-28 22:56:44,981 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.10/6.30 [2019-03-28 22:56:44,983 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.10/6.30 [2019-03-28 22:56:44,985 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.10/6.30 [2019-03-28 22:56:44,986 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.10/6.30 [2019-03-28 22:56:44,987 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.10/6.30 [2019-03-28 22:56:44,988 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.10/6.30 [2019-03-28 22:56:44,991 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.10/6.30 [2019-03-28 22:56:44,992 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.10/6.30 [2019-03-28 22:56:44,992 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.10/6.30 [2019-03-28 22:56:44,993 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.10/6.30 [2019-03-28 22:56:44,993 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.10/6.30 [2019-03-28 22:56:44,994 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.10/6.30 [2019-03-28 22:56:44,994 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.10/6.30 [2019-03-28 22:56:44,995 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.10/6.30 [2019-03-28 22:56:44,996 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.10/6.30 [2019-03-28 22:56:44,996 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.10/6.30 [2019-03-28 22:56:44,997 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.10/6.30 [2019-03-28 22:56:44,997 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.10/6.30 [2019-03-28 22:56:44,998 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.10/6.30 [2019-03-28 22:56:44,998 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.10/6.30 [2019-03-28 22:56:44,998 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.10/6.30 [2019-03-28 22:56:44,999 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.10/6.30 [2019-03-28 22:56:45,000 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.10/6.30 [2019-03-28 22:56:45,000 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.10/6.30 [2019-03-28 22:56:45,016 INFO L110 SettingsManager]: Loading preferences was successful 13.10/6.30 [2019-03-28 22:56:45,016 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.10/6.30 [2019-03-28 22:56:45,017 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.10/6.30 [2019-03-28 22:56:45,017 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.10/6.30 [2019-03-28 22:56:45,017 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.10/6.30 [2019-03-28 22:56:45,017 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.10/6.30 [2019-03-28 22:56:45,018 INFO L133 SettingsManager]: * Use SBE=true 13.10/6.30 [2019-03-28 22:56:45,018 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.10/6.30 [2019-03-28 22:56:45,018 INFO L133 SettingsManager]: * Use old map elimination=false 13.10/6.30 [2019-03-28 22:56:45,018 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.10/6.30 [2019-03-28 22:56:45,018 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.10/6.30 [2019-03-28 22:56:45,018 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.10/6.30 [2019-03-28 22:56:45,019 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.10/6.30 [2019-03-28 22:56:45,019 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.10/6.30 [2019-03-28 22:56:45,019 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.10/6.30 [2019-03-28 22:56:45,019 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.10/6.30 [2019-03-28 22:56:45,019 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.10/6.30 [2019-03-28 22:56:45,019 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.10/6.30 [2019-03-28 22:56:45,020 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.10/6.30 [2019-03-28 22:56:45,020 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.10/6.30 [2019-03-28 22:56:45,020 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.10/6.30 [2019-03-28 22:56:45,020 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.10/6.30 [2019-03-28 22:56:45,020 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.10/6.30 [2019-03-28 22:56:45,020 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.10/6.30 [2019-03-28 22:56:45,021 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.10/6.30 [2019-03-28 22:56:45,021 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.10/6.30 [2019-03-28 22:56:45,021 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.10/6.30 [2019-03-28 22:56:45,021 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.10/6.30 [2019-03-28 22:56:45,021 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.10/6.30 [2019-03-28 22:56:45,046 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.10/6.30 [2019-03-28 22:56:45,058 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.10/6.30 [2019-03-28 22:56:45,062 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.10/6.30 [2019-03-28 22:56:45,063 INFO L271 PluginConnector]: Initializing CDTParser... 13.10/6.30 [2019-03-28 22:56:45,064 INFO L276 PluginConnector]: CDTParser initialized 13.10/6.30 [2019-03-28 22:56:45,064 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.10/6.30 [2019-03-28 22:56:45,128 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/24b87051c7e8421cb3b7e10f21683050/FLAGfeadf8c69 13.10/6.30 [2019-03-28 22:56:45,465 INFO L307 CDTParser]: Found 1 translation units. 13.10/6.30 [2019-03-28 22:56:45,466 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.10/6.30 [2019-03-28 22:56:45,472 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/24b87051c7e8421cb3b7e10f21683050/FLAGfeadf8c69 13.10/6.30 [2019-03-28 22:56:45,872 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/24b87051c7e8421cb3b7e10f21683050 13.10/6.30 [2019-03-28 22:56:45,883 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.10/6.30 [2019-03-28 22:56:45,885 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.10/6.30 [2019-03-28 22:56:45,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.10/6.30 [2019-03-28 22:56:45,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.10/6.30 [2019-03-28 22:56:45,890 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.10/6.30 [2019-03-28 22:56:45,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:56:45" (1/1) ... 13.10/6.30 [2019-03-28 22:56:45,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25caea15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:45, skipping insertion in model container 13.10/6.30 [2019-03-28 22:56:45,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:56:45" (1/1) ... 13.10/6.30 [2019-03-28 22:56:45,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.10/6.30 [2019-03-28 22:56:45,920 INFO L176 MainTranslator]: Built tables and reachable declarations 13.10/6.30 [2019-03-28 22:56:46,078 INFO L206 PostProcessor]: Analyzing one entry point: main 13.10/6.30 [2019-03-28 22:56:46,082 INFO L191 MainTranslator]: Completed pre-run 13.10/6.30 [2019-03-28 22:56:46,099 INFO L206 PostProcessor]: Analyzing one entry point: main 13.10/6.30 [2019-03-28 22:56:46,172 INFO L195 MainTranslator]: Completed translation 13.10/6.30 [2019-03-28 22:56:46,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46 WrapperNode 13.10/6.30 [2019-03-28 22:56:46,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.10/6.30 [2019-03-28 22:56:46,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.10/6.30 [2019-03-28 22:56:46,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.10/6.30 [2019-03-28 22:56:46,174 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.10/6.30 [2019-03-28 22:56:46,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.10/6.30 [2019-03-28 22:56:46,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.10/6.30 [2019-03-28 22:56:46,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.10/6.30 [2019-03-28 22:56:46,211 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.10/6.30 [2019-03-28 22:56:46,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.10/6.30 [2019-03-28 22:56:46,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.10/6.30 [2019-03-28 22:56:46,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.10/6.30 [2019-03-28 22:56:46,231 INFO L276 PluginConnector]: RCFGBuilder initialized 13.10/6.30 [2019-03-28 22:56:46,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (1/1) ... 13.10/6.30 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.10/6.30 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.10/6.30 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.10/6.30 [2019-03-28 22:56:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.10/6.30 [2019-03-28 22:56:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.10/6.30 [2019-03-28 22:56:46,430 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.10/6.30 [2019-03-28 22:56:46,431 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.10/6.30 [2019-03-28 22:56:46,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:56:46 BoogieIcfgContainer 13.10/6.30 [2019-03-28 22:56:46,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.10/6.30 [2019-03-28 22:56:46,433 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.10/6.30 [2019-03-28 22:56:46,433 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.10/6.30 [2019-03-28 22:56:46,435 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.10/6.30 [2019-03-28 22:56:46,435 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:56:46" (1/1) ... 13.10/6.30 [2019-03-28 22:56:46,451 INFO L313 BlockEncoder]: Initial Icfg 9 locations, 12 edges 13.10/6.30 [2019-03-28 22:56:46,452 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.10/6.30 [2019-03-28 22:56:46,453 INFO L263 BlockEncoder]: Using Maximize final states 13.10/6.30 [2019-03-28 22:56:46,454 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.10/6.30 [2019-03-28 22:56:46,454 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.10/6.30 [2019-03-28 22:56:46,456 INFO L296 BlockEncoder]: Using Remove sink states 13.10/6.30 [2019-03-28 22:56:46,457 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.10/6.30 [2019-03-28 22:56:46,457 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.10/6.30 [2019-03-28 22:56:46,472 INFO L185 BlockEncoder]: Using Use SBE 13.10/6.30 [2019-03-28 22:56:46,487 INFO L200 BlockEncoder]: SBE split 1 edges 13.10/6.30 [2019-03-28 22:56:46,491 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.10/6.30 [2019-03-28 22:56:46,493 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.10/6.30 [2019-03-28 22:56:46,502 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 13.10/6.30 [2019-03-28 22:56:46,504 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 13.10/6.30 [2019-03-28 22:56:46,506 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.10/6.30 [2019-03-28 22:56:46,506 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.10/6.30 [2019-03-28 22:56:46,511 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 13.10/6.30 [2019-03-28 22:56:46,511 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.10/6.30 [2019-03-28 22:56:46,512 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.10/6.30 [2019-03-28 22:56:46,512 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.10/6.30 [2019-03-28 22:56:46,512 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.10/6.30 [2019-03-28 22:56:46,512 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.10/6.30 [2019-03-28 22:56:46,513 INFO L313 BlockEncoder]: Encoded RCFG 4 locations, 6 edges 13.10/6.30 [2019-03-28 22:56:46,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:56:46 BasicIcfg 13.10/6.30 [2019-03-28 22:56:46,513 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.10/6.30 [2019-03-28 22:56:46,514 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.10/6.30 [2019-03-28 22:56:46,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.10/6.30 [2019-03-28 22:56:46,517 INFO L276 PluginConnector]: TraceAbstraction initialized 13.10/6.30 [2019-03-28 22:56:46,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:56:45" (1/4) ... 13.10/6.30 [2019-03-28 22:56:46,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4bbc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:56:46, skipping insertion in model container 13.10/6.30 [2019-03-28 22:56:46,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (2/4) ... 13.10/6.30 [2019-03-28 22:56:46,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4bbc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:56:46, skipping insertion in model container 13.10/6.30 [2019-03-28 22:56:46,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:56:46" (3/4) ... 13.10/6.30 [2019-03-28 22:56:46,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4bbc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:56:46, skipping insertion in model container 13.10/6.30 [2019-03-28 22:56:46,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:56:46" (4/4) ... 13.10/6.30 [2019-03-28 22:56:46,521 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.10/6.30 [2019-03-28 22:56:46,531 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.10/6.30 [2019-03-28 22:56:46,538 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.10/6.30 [2019-03-28 22:56:46,556 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.10/6.30 [2019-03-28 22:56:46,585 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.10/6.30 [2019-03-28 22:56:46,585 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.10/6.30 [2019-03-28 22:56:46,586 INFO L383 AbstractCegarLoop]: Hoare is true 13.10/6.30 [2019-03-28 22:56:46,586 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.10/6.30 [2019-03-28 22:56:46,586 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.10/6.30 [2019-03-28 22:56:46,586 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.10/6.30 [2019-03-28 22:56:46,586 INFO L387 AbstractCegarLoop]: Difference is false 13.10/6.30 [2019-03-28 22:56:46,587 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.10/6.30 [2019-03-28 22:56:46,587 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.10/6.30 [2019-03-28 22:56:46,601 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. 13.10/6.30 [2019-03-28 22:56:46,606 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.10/6.30 [2019-03-28 22:56:46,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. 13.10/6.30 [2019-03-28 22:56:46,658 INFO L451 ceAbstractionStarter]: At program point L19-2(lines 19 26) the Hoare annotation is: true 13.10/6.30 [2019-03-28 22:56:46,658 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.10/6.30 [2019-03-28 22:56:46,659 INFO L448 ceAbstractionStarter]: For program point L20(lines 20 24) no Hoare annotation was computed. 13.10/6.30 [2019-03-28 22:56:46,659 INFO L448 ceAbstractionStarter]: For program point L20-2(lines 20 24) no Hoare annotation was computed. 13.10/6.30 [2019-03-28 22:56:46,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:56:46 BasicIcfg 13.10/6.30 [2019-03-28 22:56:46,667 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.10/6.30 [2019-03-28 22:56:46,668 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.10/6.30 [2019-03-28 22:56:46,668 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.10/6.30 [2019-03-28 22:56:46,672 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.10/6.30 [2019-03-28 22:56:46,672 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.10/6.30 [2019-03-28 22:56:46,673 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:56:45" (1/5) ... 13.10/6.30 [2019-03-28 22:56:46,673 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c1205b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:56:46, skipping insertion in model container 13.10/6.30 [2019-03-28 22:56:46,674 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.10/6.30 [2019-03-28 22:56:46,674 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:56:46" (2/5) ... 13.10/6.30 [2019-03-28 22:56:46,674 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c1205b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:56:46, skipping insertion in model container 13.10/6.30 [2019-03-28 22:56:46,674 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.10/6.30 [2019-03-28 22:56:46,674 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:56:46" (3/5) ... 13.10/6.30 [2019-03-28 22:56:46,675 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c1205b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:56:46, skipping insertion in model container 13.10/6.30 [2019-03-28 22:56:46,675 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.10/6.30 [2019-03-28 22:56:46,675 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:56:46" (4/5) ... 13.10/6.30 [2019-03-28 22:56:46,676 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c1205b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:56:46, skipping insertion in model container 13.10/6.30 [2019-03-28 22:56:46,676 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.10/6.30 [2019-03-28 22:56:46,676 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:56:46" (5/5) ... 13.10/6.30 [2019-03-28 22:56:46,677 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.10/6.30 [2019-03-28 22:56:46,706 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.10/6.30 [2019-03-28 22:56:46,707 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.10/6.30 [2019-03-28 22:56:46,707 INFO L375 BuchiCegarLoop]: Hoare is true 13.10/6.30 [2019-03-28 22:56:46,707 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.10/6.30 [2019-03-28 22:56:46,707 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.10/6.30 [2019-03-28 22:56:46,707 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.10/6.30 [2019-03-28 22:56:46,708 INFO L379 BuchiCegarLoop]: Difference is false 13.10/6.30 [2019-03-28 22:56:46,708 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.10/6.30 [2019-03-28 22:56:46,708 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.10/6.30 [2019-03-28 22:56:46,711 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states. 13.10/6.30 [2019-03-28 22:56:46,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 13.10/6.30 [2019-03-28 22:56:46,729 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.10/6.30 [2019-03-28 22:56:46,729 INFO L119 BuchiIsEmpty]: Starting construction of run 13.10/6.30 [2019-03-28 22:56:46,734 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.10/6.30 [2019-03-28 22:56:46,735 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 13.10/6.30 [2019-03-28 22:56:46,735 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.10/6.30 [2019-03-28 22:56:46,735 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states. 13.10/6.30 [2019-03-28 22:56:46,735 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 13.10/6.30 [2019-03-28 22:56:46,736 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.10/6.30 [2019-03-28 22:56:46,736 INFO L119 BuchiIsEmpty]: Starting construction of run 13.10/6.30 [2019-03-28 22:56:46,736 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.10/6.30 [2019-03-28 22:56:46,736 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 13.10/6.30 [2019-03-28 22:56:46,741 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [50] ULTIMATE.startENTRY-->L19-2: Formula: (and (< 0 v_ULTIMATE.start_main_~max~0_10) (= 1 v_ULTIMATE.start_main_~x~0_9) (= 0 v_ULTIMATE.start_main_~a~0_9)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9, ULTIMATE.start_main_~max~0=v_ULTIMATE.start_main_~max~0_10, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~max~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 4#L19-2true 13.10/6.30 [2019-03-28 22:56:46,742 INFO L796 eck$LassoCheckResult]: Loop: 4#L19-2true [37] L19-2-->L20: Formula: (<= v_ULTIMATE.start_main_~x~0_8 v_ULTIMATE.start_main_~max~0_9) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_~max~0=v_ULTIMATE.start_main_~max~0_9} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_~max~0=v_ULTIMATE.start_main_~max~0_9} AuxVars[] AssignedVars[] 6#L20true [42] L20-->L20-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~nondet1_5|) (= v_ULTIMATE.start_main_~a~0_6 (+ v_ULTIMATE.start_main_~a~0_7 (- 1)))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_5|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_4|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0] 5#L20-2true [39] L20-2-->L19-2: Formula: (= v_ULTIMATE.start_main_~x~0_5 (+ v_ULTIMATE.start_main_~x~0_6 1)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L19-2true 13.10/6.30 [2019-03-28 22:56:46,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.10/6.30 [2019-03-28 22:56:46,748 INFO L82 PathProgramCache]: Analyzing trace with hash 81, now seen corresponding path program 1 times 13.10/6.30 [2019-03-28 22:56:46,750 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.10/6.30 [2019-03-28 22:56:46,750 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.10/6.30 [2019-03-28 22:56:46,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.10/6.30 [2019-03-28 22:56:46,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.10/6.30 [2019-03-28 22:56:46,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.10/6.30 [2019-03-28 22:56:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.10/6.30 [2019-03-28 22:56:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.10/6.30 [2019-03-28 22:56:46,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.10/6.30 [2019-03-28 22:56:46,821 INFO L82 PathProgramCache]: Analyzing trace with hash 66689, now seen corresponding path program 1 times 13.10/6.30 [2019-03-28 22:56:46,822 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.10/6.30 [2019-03-28 22:56:46,822 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.10/6.30 [2019-03-28 22:56:46,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.10/6.30 [2019-03-28 22:56:46,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.10/6.30 [2019-03-28 22:56:46,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.10/6.30 [2019-03-28 22:56:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.10/6.30 [2019-03-28 22:56:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.10/6.30 [2019-03-28 22:56:46,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.10/6.30 [2019-03-28 22:56:46,836 INFO L82 PathProgramCache]: Analyzing trace with hash 2449969, now seen corresponding path program 1 times 13.10/6.30 [2019-03-28 22:56:46,836 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.10/6.30 [2019-03-28 22:56:46,837 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.10/6.30 [2019-03-28 22:56:46,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.10/6.30 [2019-03-28 22:56:46,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.10/6.30 [2019-03-28 22:56:46,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.10/6.30 [2019-03-28 22:56:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.10/6.30 [2019-03-28 22:56:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.10/6.30 [2019-03-28 22:56:46,897 INFO L216 LassoAnalysis]: Preferences: 13.10/6.30 [2019-03-28 22:56:46,898 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.10/6.30 [2019-03-28 22:56:46,899 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.10/6.30 [2019-03-28 22:56:46,899 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.10/6.30 [2019-03-28 22:56:46,899 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.10/6.30 [2019-03-28 22:56:46,899 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.10/6.30 [2019-03-28 22:56:46,899 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.10/6.30 [2019-03-28 22:56:46,899 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.10/6.30 [2019-03-28 22:56:46,900 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.10/6.30 [2019-03-28 22:56:46,900 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.10/6.30 [2019-03-28 22:56:46,900 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.10/6.30 [2019-03-28 22:56:46,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:46,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:46,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:46,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:46,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:47,047 INFO L300 LassoAnalysis]: Preprocessing complete. 13.10/6.30 [2019-03-28 22:56:47,048 INFO L412 LassoAnalysis]: Checking for nontermination... 13.10/6.30 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.10/6.30 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.10/6.30 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.10/6.30 [2019-03-28 22:56:47,056 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.10/6.30 [2019-03-28 22:56:47,056 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.10/6.30 [2019-03-28 22:56:47,089 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.10/6.30 [2019-03-28 22:56:47,090 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: [] 13.10/6.30 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.10/6.30 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.10/6.30 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.10/6.30 [2019-03-28 22:56:47,099 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.10/6.30 [2019-03-28 22:56:47,099 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.10/6.30 [2019-03-28 22:56:47,126 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.10/6.30 [2019-03-28 22:56:47,126 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: [] 13.10/6.30 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.10/6.30 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.10/6.30 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.10/6.30 [2019-03-28 22:56:47,131 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.10/6.30 [2019-03-28 22:56:47,131 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.10/6.30 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.10/6.30 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.10/6.30 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.10/6.30 [2019-03-28 22:56:47,161 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.10/6.30 [2019-03-28 22:56:47,162 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.10/6.30 [2019-03-28 22:56:47,383 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 13.10/6.30 [2019-03-28 22:56:47,385 INFO L216 LassoAnalysis]: Preferences: 13.10/6.30 [2019-03-28 22:56:47,386 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.10/6.30 [2019-03-28 22:56:47,386 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.10/6.30 [2019-03-28 22:56:47,386 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.10/6.30 [2019-03-28 22:56:47,386 INFO L127 ssoRankerPreferences]: Use exernal solver: false 13.10/6.30 [2019-03-28 22:56:47,386 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 13.10/6.30 [2019-03-28 22:56:47,386 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.10/6.30 [2019-03-28 22:56:47,386 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.10/6.30 [2019-03-28 22:56:47,387 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.10/6.30 [2019-03-28 22:56:47,387 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.10/6.30 [2019-03-28 22:56:47,387 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.10/6.30 [2019-03-28 22:56:47,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:47,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:47,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:47,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:47,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.10/6.30 [2019-03-28 22:56:47,492 INFO L300 LassoAnalysis]: Preprocessing complete. 13.10/6.30 [2019-03-28 22:56:47,497 INFO L497 LassoAnalysis]: Using template 'affine'. 13.10/6.30 [2019-03-28 22:56:47,499 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.10/6.30 Termination analysis: LINEAR_WITH_GUESSES 13.10/6.30 Number of strict supporting invariants: 0 13.10/6.30 Number of non-strict supporting invariants: 1 13.10/6.30 Consider only non-deceasing supporting invariants: true 13.10/6.30 Simplify termination arguments: true 13.10/6.30 Simplify supporting invariants: trueOverapproximate stem: false 13.10/6.30 [2019-03-28 22:56:47,501 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.10/6.30 [2019-03-28 22:56:47,501 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.10/6.30 [2019-03-28 22:56:47,501 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.10/6.30 [2019-03-28 22:56:47,502 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.10/6.30 [2019-03-28 22:56:47,506 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.10/6.30 [2019-03-28 22:56:47,506 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.10/6.30 [2019-03-28 22:56:47,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.10/6.30 [2019-03-28 22:56:47,514 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.10/6.30 Termination analysis: LINEAR_WITH_GUESSES 13.10/6.30 Number of strict supporting invariants: 0 13.10/6.30 Number of non-strict supporting invariants: 1 13.10/6.30 Consider only non-deceasing supporting invariants: true 13.10/6.30 Simplify termination arguments: true 13.10/6.30 Simplify supporting invariants: trueOverapproximate stem: false 13.10/6.30 [2019-03-28 22:56:47,515 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.10/6.30 [2019-03-28 22:56:47,515 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.10/6.30 [2019-03-28 22:56:47,515 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.10/6.30 [2019-03-28 22:56:47,515 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.10/6.30 [2019-03-28 22:56:47,516 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.10/6.30 [2019-03-28 22:56:47,517 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.10/6.30 [2019-03-28 22:56:47,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.10/6.30 [2019-03-28 22:56:47,523 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 13.10/6.30 [2019-03-28 22:56:47,529 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 13.10/6.30 [2019-03-28 22:56:47,529 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. 13.10/6.30 [2019-03-28 22:56:47,531 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 13.10/6.30 [2019-03-28 22:56:47,531 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 13.10/6.30 [2019-03-28 22:56:47,531 INFO L518 LassoAnalysis]: Proved termination. 13.10/6.30 [2019-03-28 22:56:47,532 INFO L520 LassoAnalysis]: Termination argument consisting of: 13.10/6.30 Ranking function f(ULTIMATE.start_main_~x~0, ULTIMATE.start_main_~max~0) = -2*ULTIMATE.start_main_~x~0 + 2*ULTIMATE.start_main_~max~0 + 1 13.10/6.30 Supporting invariants [] 13.10/6.30 [2019-03-28 22:56:47,533 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 13.10/6.30 [2019-03-28 22:56:47,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.10/6.30 [2019-03-28 22:56:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.10/6.30 [2019-03-28 22:56:47,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 2 conjunts are in the unsatisfiable core 13.10/6.30 [2019-03-28 22:56:47,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.10/6.30 [2019-03-28 22:56:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.10/6.30 [2019-03-28 22:56:47,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core 13.10/6.30 [2019-03-28 22:56:47,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.10/6.30 [2019-03-28 22:56:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.10/6.30 [2019-03-28 22:56:47,686 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 13.10/6.30 [2019-03-28 22:56:47,691 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 13.10/6.30 [2019-03-28 22:56:47,693 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 4 states. Second operand 3 states. 13.10/6.30 [2019-03-28 22:56:47,743 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 4 states.. Second operand 3 states. Result 7 states and 12 transitions. Complement of second has 5 states. 13.10/6.30 [2019-03-28 22:56:47,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states 13.10/6.30 [2019-03-28 22:56:47,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 13.10/6.30 [2019-03-28 22:56:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. 13.10/6.30 [2019-03-28 22:56:47,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 1 letters. Loop has 3 letters. 13.10/6.30 [2019-03-28 22:56:47,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.10/6.30 [2019-03-28 22:56:47,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 4 letters. Loop has 3 letters. 13.10/6.30 [2019-03-28 22:56:47,750 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.10/6.30 [2019-03-28 22:56:47,750 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 1 letters. Loop has 6 letters. 13.10/6.30 [2019-03-28 22:56:47,750 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.10/6.30 [2019-03-28 22:56:47,756 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7 states and 12 transitions. 13.10/6.30 [2019-03-28 22:56:47,757 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.10/6.30 [2019-03-28 22:56:47,760 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7 states to 0 states and 0 transitions. 13.10/6.30 [2019-03-28 22:56:47,761 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 13.10/6.30 [2019-03-28 22:56:47,761 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 13.10/6.30 [2019-03-28 22:56:47,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 13.10/6.30 [2019-03-28 22:56:47,762 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 13.10/6.30 [2019-03-28 22:56:47,762 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.10/6.30 [2019-03-28 22:56:47,762 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.10/6.30 [2019-03-28 22:56:47,762 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.10/6.30 [2019-03-28 22:56:47,762 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 13.10/6.30 [2019-03-28 22:56:47,763 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 13.10/6.30 [2019-03-28 22:56:47,763 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.10/6.30 [2019-03-28 22:56:47,763 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 13.10/6.30 [2019-03-28 22:56:47,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:56:47 BasicIcfg 13.10/6.30 [2019-03-28 22:56:47,769 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.10/6.30 [2019-03-28 22:56:47,769 INFO L168 Benchmark]: Toolchain (without parser) took 1885.58 ms. Allocated memory was 649.6 MB in the beginning and 685.8 MB in the end (delta: 36.2 MB). Free memory was 558.5 MB in the beginning and 531.5 MB in the end (delta: 27.0 MB). Peak memory consumption was 63.2 MB. Max. memory is 50.3 GB. 13.10/6.30 [2019-03-28 22:56:47,771 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.10/6.30 [2019-03-28 22:56:47,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.28 ms. Allocated memory was 649.6 MB in the beginning and 685.8 MB in the end (delta: 36.2 MB). Free memory was 558.5 MB in the beginning and 652.2 MB in the end (delta: -93.7 MB). Peak memory consumption was 30.1 MB. Max. memory is 50.3 GB. 13.10/6.30 [2019-03-28 22:56:47,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.86 ms. Allocated memory is still 685.8 MB. Free memory was 652.2 MB in the beginning and 650.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 13.10/6.30 [2019-03-28 22:56:47,773 INFO L168 Benchmark]: Boogie Preprocessor took 20.03 ms. Allocated memory is still 685.8 MB. Free memory was 650.8 MB in the beginning and 649.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 13.10/6.30 [2019-03-28 22:56:47,773 INFO L168 Benchmark]: RCFGBuilder took 201.30 ms. Allocated memory is still 685.8 MB. Free memory was 649.5 MB in the beginning and 634.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 50.3 GB. 13.10/6.30 [2019-03-28 22:56:47,774 INFO L168 Benchmark]: BlockEncodingV2 took 80.76 ms. Allocated memory is still 685.8 MB. Free memory was 634.8 MB in the beginning and 629.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.10/6.30 [2019-03-28 22:56:47,775 INFO L168 Benchmark]: TraceAbstraction took 153.29 ms. Allocated memory is still 685.8 MB. Free memory was 628.0 MB in the beginning and 619.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 13.10/6.30 [2019-03-28 22:56:47,775 INFO L168 Benchmark]: BuchiAutomizer took 1100.89 ms. Allocated memory is still 685.8 MB. Free memory was 619.9 MB in the beginning and 531.5 MB in the end (delta: 88.5 MB). Peak memory consumption was 88.5 MB. Max. memory is 50.3 GB. 13.10/6.30 [2019-03-28 22:56:47,779 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.10/6.30 --- Results --- 13.10/6.30 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.10/6.30 - StatisticsResult: Initial Icfg 13.10/6.30 9 locations, 12 edges 13.10/6.30 - StatisticsResult: Encoded RCFG 13.10/6.30 4 locations, 6 edges 13.10/6.30 * Results from de.uni_freiburg.informatik.ultimate.core: 13.10/6.30 - StatisticsResult: Toolchain Benchmarks 13.10/6.30 Benchmark results are: 13.10/6.30 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.10/6.30 * CACSL2BoogieTranslator took 287.28 ms. Allocated memory was 649.6 MB in the beginning and 685.8 MB in the end (delta: 36.2 MB). Free memory was 558.5 MB in the beginning and 652.2 MB in the end (delta: -93.7 MB). Peak memory consumption was 30.1 MB. Max. memory is 50.3 GB. 13.10/6.30 * Boogie Procedure Inliner took 36.86 ms. Allocated memory is still 685.8 MB. Free memory was 652.2 MB in the beginning and 650.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 13.10/6.30 * Boogie Preprocessor took 20.03 ms. Allocated memory is still 685.8 MB. Free memory was 650.8 MB in the beginning and 649.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 13.10/6.30 * RCFGBuilder took 201.30 ms. Allocated memory is still 685.8 MB. Free memory was 649.5 MB in the beginning and 634.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 50.3 GB. 13.10/6.30 * BlockEncodingV2 took 80.76 ms. Allocated memory is still 685.8 MB. Free memory was 634.8 MB in the beginning and 629.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.10/6.30 * TraceAbstraction took 153.29 ms. Allocated memory is still 685.8 MB. Free memory was 628.0 MB in the beginning and 619.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 13.10/6.30 * BuchiAutomizer took 1100.89 ms. Allocated memory is still 685.8 MB. Free memory was 619.9 MB in the beginning and 531.5 MB in the end (delta: 88.5 MB). Peak memory consumption was 88.5 MB. Max. memory is 50.3 GB. 13.10/6.30 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.10/6.30 - AllSpecificationsHoldResult: All specifications hold 13.10/6.30 We were not able to verify any specifiation because the program does not contain any specification. 13.10/6.30 - InvariantResult [Line: 19]: Loop Invariant 13.10/6.30 Derived loop invariant: 1 13.10/6.30 - StatisticsResult: Ultimate Automizer benchmark data 13.10/6.30 CFG has 1 procedures, 4 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=4occurred 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 13.10/6.30 - StatisticsResult: Constructed decomposition of program 13.10/6.30 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function -2 * x + 2 * max + 1 and consists of 4 locations. 13.10/6.30 - StatisticsResult: Timing statistics 13.10/6.30 BüchiAutomizer plugin needed 1.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. 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: 5 SDtfs, 15 SDslu, 3 SDs, 0 SdLazy, 10 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax166 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 14ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 13.10/6.30 - TerminationAnalysisResult: Termination proven 13.10/6.30 Buchi Automizer proved that your program is terminating 13.10/6.30 RESULT: Ultimate proved your program to be correct! 13.10/6.30 !SESSION 2019-03-28 22:56:42.645 ----------------------------------------------- 13.10/6.30 eclipse.buildId=unknown 13.10/6.30 java.version=1.8.0_181 13.10/6.30 java.vendor=Oracle Corporation 13.10/6.30 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.10/6.30 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.10/6.30 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.10/6.30 13.10/6.30 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:56:48.012 13.10/6.30 !MESSAGE The workspace will exit with unsaved changes in this session. 13.10/6.30 Received shutdown request... 13.10/6.30 Ultimate: 13.10/6.30 GTK+ Version Check 13.10/6.30 EOF