13.27/6.95 YES 13.27/6.95 13.27/6.95 Ultimate: Cannot open display: 13.27/6.95 This is Ultimate 0.1.24-8dc7c08-m 13.27/6.95 [2019-03-29 02:02:29,959 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.27/6.95 [2019-03-29 02:02:29,961 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.27/6.95 [2019-03-29 02:02:29,973 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.27/6.95 [2019-03-29 02:02:29,973 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.27/6.95 [2019-03-29 02:02:29,974 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.27/6.95 [2019-03-29 02:02:29,975 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.27/6.95 [2019-03-29 02:02:29,977 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.27/6.95 [2019-03-29 02:02:29,978 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.27/6.95 [2019-03-29 02:02:29,979 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.27/6.95 [2019-03-29 02:02:29,980 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.27/6.95 [2019-03-29 02:02:29,980 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.27/6.95 [2019-03-29 02:02:29,981 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.27/6.95 [2019-03-29 02:02:29,982 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.27/6.95 [2019-03-29 02:02:29,983 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.27/6.95 [2019-03-29 02:02:29,984 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.27/6.95 [2019-03-29 02:02:29,984 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.27/6.95 [2019-03-29 02:02:29,986 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.27/6.95 [2019-03-29 02:02:29,988 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.27/6.95 [2019-03-29 02:02:29,990 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.27/6.95 [2019-03-29 02:02:29,991 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.27/6.95 [2019-03-29 02:02:29,992 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.27/6.95 [2019-03-29 02:02:29,995 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.27/6.95 [2019-03-29 02:02:29,995 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.27/6.95 [2019-03-29 02:02:29,995 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.27/6.95 [2019-03-29 02:02:29,996 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.27/6.95 [2019-03-29 02:02:29,996 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.27/6.95 [2019-03-29 02:02:29,997 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.27/6.95 [2019-03-29 02:02:29,997 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.27/6.95 [2019-03-29 02:02:29,998 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.27/6.95 [2019-03-29 02:02:29,999 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.27/6.95 [2019-03-29 02:02:30,000 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.27/6.95 [2019-03-29 02:02:30,001 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.27/6.95 [2019-03-29 02:02:30,001 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.27/6.95 [2019-03-29 02:02:30,002 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.27/6.95 [2019-03-29 02:02:30,002 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.27/6.95 [2019-03-29 02:02:30,002 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.27/6.95 [2019-03-29 02:02:30,003 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.27/6.95 [2019-03-29 02:02:30,004 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.27/6.95 [2019-03-29 02:02:30,004 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.27/6.95 [2019-03-29 02:02:30,019 INFO L110 SettingsManager]: Loading preferences was successful 13.27/6.95 [2019-03-29 02:02:30,019 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.27/6.95 [2019-03-29 02:02:30,020 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.27/6.95 [2019-03-29 02:02:30,020 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.27/6.95 [2019-03-29 02:02:30,020 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.27/6.95 [2019-03-29 02:02:30,021 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.27/6.95 [2019-03-29 02:02:30,021 INFO L133 SettingsManager]: * Use SBE=true 13.27/6.95 [2019-03-29 02:02:30,021 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.27/6.95 [2019-03-29 02:02:30,021 INFO L133 SettingsManager]: * Use old map elimination=false 13.27/6.95 [2019-03-29 02:02:30,021 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.27/6.95 [2019-03-29 02:02:30,022 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.27/6.95 [2019-03-29 02:02:30,022 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.27/6.95 [2019-03-29 02:02:30,022 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.27/6.95 [2019-03-29 02:02:30,022 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.27/6.95 [2019-03-29 02:02:30,022 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:30,022 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.27/6.95 [2019-03-29 02:02:30,023 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.27/6.95 [2019-03-29 02:02:30,023 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.27/6.95 [2019-03-29 02:02:30,023 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.27/6.95 [2019-03-29 02:02:30,023 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.27/6.95 [2019-03-29 02:02:30,023 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.27/6.95 [2019-03-29 02:02:30,023 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.27/6.95 [2019-03-29 02:02:30,024 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.27/6.95 [2019-03-29 02:02:30,024 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.27/6.95 [2019-03-29 02:02:30,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.27/6.95 [2019-03-29 02:02:30,024 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.27/6.95 [2019-03-29 02:02:30,024 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.27/6.95 [2019-03-29 02:02:30,024 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.27/6.95 [2019-03-29 02:02:30,025 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.27/6.95 [2019-03-29 02:02:30,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.27/6.95 [2019-03-29 02:02:30,063 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.27/6.95 [2019-03-29 02:02:30,067 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.27/6.95 [2019-03-29 02:02:30,069 INFO L271 PluginConnector]: Initializing CDTParser... 13.27/6.95 [2019-03-29 02:02:30,069 INFO L276 PluginConnector]: CDTParser initialized 13.27/6.95 [2019-03-29 02:02:30,070 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.27/6.95 [2019-03-29 02:02:30,164 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/5d5172b449ea47dbbd0cefc99d92a5aa/FLAG7d65a1f33 13.27/6.95 [2019-03-29 02:02:30,508 INFO L307 CDTParser]: Found 1 translation units. 13.27/6.95 [2019-03-29 02:02:30,508 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.27/6.95 [2019-03-29 02:02:30,515 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/5d5172b449ea47dbbd0cefc99d92a5aa/FLAG7d65a1f33 13.27/6.95 [2019-03-29 02:02:30,920 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/5d5172b449ea47dbbd0cefc99d92a5aa 13.27/6.95 [2019-03-29 02:02:30,932 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.27/6.95 [2019-03-29 02:02:30,933 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.27/6.95 [2019-03-29 02:02:30,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.27/6.95 [2019-03-29 02:02:30,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.27/6.95 [2019-03-29 02:02:30,939 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.27/6.95 [2019-03-29 02:02:30,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:02:30" (1/1) ... 13.27/6.95 [2019-03-29 02:02:30,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71216520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:30, skipping insertion in model container 13.27/6.95 [2019-03-29 02:02:30,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:02:30" (1/1) ... 13.27/6.95 [2019-03-29 02:02:30,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.27/6.95 [2019-03-29 02:02:30,968 INFO L176 MainTranslator]: Built tables and reachable declarations 13.27/6.95 [2019-03-29 02:02:31,121 INFO L206 PostProcessor]: Analyzing one entry point: main 13.27/6.95 [2019-03-29 02:02:31,127 INFO L191 MainTranslator]: Completed pre-run 13.27/6.95 [2019-03-29 02:02:31,142 INFO L206 PostProcessor]: Analyzing one entry point: main 13.27/6.95 [2019-03-29 02:02:31,156 INFO L195 MainTranslator]: Completed translation 13.27/6.95 [2019-03-29 02:02:31,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31 WrapperNode 13.27/6.95 [2019-03-29 02:02:31,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.27/6.95 [2019-03-29 02:02:31,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.27/6.95 [2019-03-29 02:02:31,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.27/6.95 [2019-03-29 02:02:31,158 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.27/6.95 [2019-03-29 02:02:31,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.27/6.95 [2019-03-29 02:02:31,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.27/6.95 [2019-03-29 02:02:31,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.27/6.95 [2019-03-29 02:02:31,247 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.27/6.95 [2019-03-29 02:02:31,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.27/6.95 [2019-03-29 02:02:31,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.27/6.95 [2019-03-29 02:02:31,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.27/6.95 [2019-03-29 02:02:31,267 INFO L276 PluginConnector]: RCFGBuilder initialized 13.27/6.95 [2019-03-29 02:02:31,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (1/1) ... 13.27/6.95 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.27/6.95 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.27/6.95 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.27/6.95 [2019-03-29 02:02:31,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.27/6.95 [2019-03-29 02:02:31,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.27/6.95 [2019-03-29 02:02:31,450 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.27/6.95 [2019-03-29 02:02:31,450 INFO L286 CfgBuilder]: Removed 6 assue(true) statements. 13.27/6.95 [2019-03-29 02:02:31,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:31 BoogieIcfgContainer 13.27/6.95 [2019-03-29 02:02:31,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.27/6.95 [2019-03-29 02:02:31,452 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.27/6.95 [2019-03-29 02:02:31,453 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.27/6.95 [2019-03-29 02:02:31,455 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.27/6.95 [2019-03-29 02:02:31,455 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:31" (1/1) ... 13.27/6.95 [2019-03-29 02:02:31,469 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 10 edges 13.27/6.95 [2019-03-29 02:02:31,471 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.27/6.95 [2019-03-29 02:02:31,471 INFO L263 BlockEncoder]: Using Maximize final states 13.27/6.95 [2019-03-29 02:02:31,472 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.27/6.95 [2019-03-29 02:02:31,472 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.27/6.95 [2019-03-29 02:02:31,474 INFO L296 BlockEncoder]: Using Remove sink states 13.27/6.95 [2019-03-29 02:02:31,475 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.27/6.95 [2019-03-29 02:02:31,475 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.27/6.95 [2019-03-29 02:02:31,489 INFO L185 BlockEncoder]: Using Use SBE 13.27/6.95 [2019-03-29 02:02:31,496 INFO L200 BlockEncoder]: SBE split 0 edges 13.27/6.95 [2019-03-29 02:02:31,501 INFO L70 emoveInfeasibleEdges]: Removed 2 edges and 0 locations because of local infeasibility 13.27/6.95 [2019-03-29 02:02:31,502 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.27/6.95 [2019-03-29 02:02:31,514 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 13.27/6.95 [2019-03-29 02:02:31,517 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 13.27/6.95 [2019-03-29 02:02:31,518 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.27/6.95 [2019-03-29 02:02:31,518 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.27/6.95 [2019-03-29 02:02:31,518 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.27/6.95 [2019-03-29 02:02:31,519 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.27/6.95 [2019-03-29 02:02:31,519 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 4 edges 13.27/6.95 [2019-03-29 02:02:31,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:02:31 BasicIcfg 13.27/6.95 [2019-03-29 02:02:31,520 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.27/6.95 [2019-03-29 02:02:31,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.27/6.95 [2019-03-29 02:02:31,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.27/6.95 [2019-03-29 02:02:31,524 INFO L276 PluginConnector]: TraceAbstraction initialized 13.27/6.95 [2019-03-29 02:02:31,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:02:30" (1/4) ... 13.27/6.95 [2019-03-29 02:02:31,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed70670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:02:31, skipping insertion in model container 13.27/6.95 [2019-03-29 02:02:31,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (2/4) ... 13.27/6.95 [2019-03-29 02:02:31,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed70670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:02:31, skipping insertion in model container 13.27/6.95 [2019-03-29 02:02:31,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:31" (3/4) ... 13.27/6.95 [2019-03-29 02:02:31,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed70670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:02:31, skipping insertion in model container 13.27/6.95 [2019-03-29 02:02:31,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:02:31" (4/4) ... 13.27/6.95 [2019-03-29 02:02:31,528 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.27/6.95 [2019-03-29 02:02:31,538 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.27/6.95 [2019-03-29 02:02:31,545 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.27/6.95 [2019-03-29 02:02:31,562 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.27/6.95 [2019-03-29 02:02:31,591 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.27/6.95 [2019-03-29 02:02:31,591 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.27/6.95 [2019-03-29 02:02:31,591 INFO L383 AbstractCegarLoop]: Hoare is true 13.27/6.95 [2019-03-29 02:02:31,592 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.27/6.95 [2019-03-29 02:02:31,592 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.27/6.95 [2019-03-29 02:02:31,592 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.27/6.95 [2019-03-29 02:02:31,592 INFO L387 AbstractCegarLoop]: Difference is false 13.27/6.95 [2019-03-29 02:02:31,592 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.27/6.95 [2019-03-29 02:02:31,592 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.27/6.95 [2019-03-29 02:02:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 13.27/6.95 [2019-03-29 02:02:31,612 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.27/6.95 [2019-03-29 02:02:31,615 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 13.27/6.95 [2019-03-29 02:02:31,664 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.27/6.95 [2019-03-29 02:02:31,665 INFO L448 ceAbstractionStarter]: For program point L13-1(lines 5 16) no Hoare annotation was computed. 13.27/6.95 [2019-03-29 02:02:31,665 INFO L451 ceAbstractionStarter]: At program point L11-2(line 11) the Hoare annotation is: true 13.27/6.95 [2019-03-29 02:02:31,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:02:31 BasicIcfg 13.27/6.95 [2019-03-29 02:02:31,673 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.27/6.95 [2019-03-29 02:02:31,674 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.27/6.95 [2019-03-29 02:02:31,674 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.27/6.95 [2019-03-29 02:02:31,677 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.27/6.95 [2019-03-29 02:02:31,678 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.27/6.95 [2019-03-29 02:02:31,678 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:02:30" (1/5) ... 13.27/6.95 [2019-03-29 02:02:31,679 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@184f8759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:02:31, skipping insertion in model container 13.27/6.95 [2019-03-29 02:02:31,679 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.27/6.95 [2019-03-29 02:02:31,679 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:31" (2/5) ... 13.27/6.95 [2019-03-29 02:02:31,680 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@184f8759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:02:31, skipping insertion in model container 13.27/6.95 [2019-03-29 02:02:31,680 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.27/6.95 [2019-03-29 02:02:31,680 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:31" (3/5) ... 13.27/6.95 [2019-03-29 02:02:31,680 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@184f8759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:02:31, skipping insertion in model container 13.27/6.95 [2019-03-29 02:02:31,681 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.27/6.95 [2019-03-29 02:02:31,681 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:02:31" (4/5) ... 13.27/6.95 [2019-03-29 02:02:31,681 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@184f8759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:02:31, skipping insertion in model container 13.27/6.95 [2019-03-29 02:02:31,681 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.27/6.95 [2019-03-29 02:02:31,681 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:02:31" (5/5) ... 13.27/6.95 [2019-03-29 02:02:31,683 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.27/6.95 [2019-03-29 02:02:31,710 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.27/6.95 [2019-03-29 02:02:31,710 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.27/6.95 [2019-03-29 02:02:31,710 INFO L375 BuchiCegarLoop]: Hoare is true 13.27/6.95 [2019-03-29 02:02:31,711 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.27/6.95 [2019-03-29 02:02:31,711 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.27/6.95 [2019-03-29 02:02:31,711 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.27/6.95 [2019-03-29 02:02:31,711 INFO L379 BuchiCegarLoop]: Difference is false 13.27/6.95 [2019-03-29 02:02:31,711 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.27/6.95 [2019-03-29 02:02:31,711 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.27/6.95 [2019-03-29 02:02:31,715 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 13.27/6.95 [2019-03-29 02:02:31,733 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 13.27/6.95 [2019-03-29 02:02:31,734 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.27/6.95 [2019-03-29 02:02:31,734 INFO L119 BuchiIsEmpty]: Starting construction of run 13.27/6.95 [2019-03-29 02:02:31,739 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.27/6.95 [2019-03-29 02:02:31,739 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.27/6.95 [2019-03-29 02:02:31,739 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.27/6.95 [2019-03-29 02:02:31,740 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 13.27/6.95 [2019-03-29 02:02:31,740 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 13.27/6.95 [2019-03-29 02:02:31,740 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.27/6.95 [2019-03-29 02:02:31,740 INFO L119 BuchiIsEmpty]: Starting construction of run 13.27/6.95 [2019-03-29 02:02:31,741 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.27/6.95 [2019-03-29 02:02:31,741 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.27/6.95 [2019-03-29 02:02:31,746 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [30] ULTIMATE.startENTRY-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_1 0) (= v_ULTIMATE.start_main_~j~0_1 5)) InVars {} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0] 5#L11-2true 13.27/6.95 [2019-03-29 02:02:31,747 INFO L796 eck$LassoCheckResult]: Loop: 5#L11-2true [38] L11-2-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_7 (+ v_ULTIMATE.start_main_~i~0_8 1)) (< v_ULTIMATE.start_main_~i~0_8 100)) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0] 5#L11-2true 13.27/6.95 [2019-03-29 02:02:31,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.27/6.95 [2019-03-29 02:02:31,753 INFO L82 PathProgramCache]: Analyzing trace with hash 61, now seen corresponding path program 1 times 13.27/6.95 [2019-03-29 02:02:31,755 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.27/6.95 [2019-03-29 02:02:31,756 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.27/6.95 [2019-03-29 02:02:31,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:31,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:31,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.27/6.95 [2019-03-29 02:02:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.27/6.95 [2019-03-29 02:02:31,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.27/6.95 [2019-03-29 02:02:31,825 INFO L82 PathProgramCache]: Analyzing trace with hash 69, now seen corresponding path program 1 times 13.27/6.95 [2019-03-29 02:02:31,825 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.27/6.95 [2019-03-29 02:02:31,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.27/6.95 [2019-03-29 02:02:31,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:31,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:31,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.27/6.95 [2019-03-29 02:02:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.27/6.95 [2019-03-29 02:02:31,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.27/6.95 [2019-03-29 02:02:31,838 INFO L82 PathProgramCache]: Analyzing trace with hash 1929, now seen corresponding path program 1 times 13.27/6.95 [2019-03-29 02:02:31,838 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.27/6.95 [2019-03-29 02:02:31,838 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.27/6.95 [2019-03-29 02:02:31,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:31,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:31,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.27/6.95 [2019-03-29 02:02:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.27/6.95 [2019-03-29 02:02:31,893 INFO L216 LassoAnalysis]: Preferences: 13.27/6.95 [2019-03-29 02:02:31,894 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.27/6.95 [2019-03-29 02:02:31,894 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.27/6.95 [2019-03-29 02:02:31,894 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.27/6.95 [2019-03-29 02:02:31,895 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.27/6.95 [2019-03-29 02:02:31,895 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:31,895 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.27/6.95 [2019-03-29 02:02:31,895 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.27/6.95 [2019-03-29 02:02:31,895 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.27/6.95 [2019-03-29 02:02:31,895 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.27/6.95 [2019-03-29 02:02:31,896 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.27/6.95 [2019-03-29 02:02:31,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:31,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:31,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:31,996 INFO L300 LassoAnalysis]: Preprocessing complete. 13.27/6.95 [2019-03-29 02:02:31,997 INFO L412 LassoAnalysis]: Checking for nontermination... 13.27/6.95 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.27/6.95 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.27/6.95 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,003 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.27/6.95 [2019-03-29 02:02:32,003 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.27/6.95 [2019-03-29 02:02:32,036 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.27/6.95 [2019-03-29 02:02:32,037 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: [] 13.27/6.95 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.27/6.95 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.27/6.95 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,042 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.27/6.95 [2019-03-29 02:02:32,042 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.27/6.95 [2019-03-29 02:02:32,070 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.27/6.95 [2019-03-29 02:02:32,070 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: [] 13.27/6.95 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.27/6.95 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.27/6.95 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,075 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.27/6.95 [2019-03-29 02:02:32,075 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.27/6.95 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.27/6.95 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.27/6.95 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,105 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.27/6.95 [2019-03-29 02:02:32,105 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.27/6.95 [2019-03-29 02:02:32,136 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 13.27/6.95 [2019-03-29 02:02:32,138 INFO L216 LassoAnalysis]: Preferences: 13.27/6.95 [2019-03-29 02:02:32,138 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.27/6.95 [2019-03-29 02:02:32,138 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.27/6.95 [2019-03-29 02:02:32,139 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.27/6.95 [2019-03-29 02:02:32,139 INFO L127 ssoRankerPreferences]: Use exernal solver: false 13.27/6.95 [2019-03-29 02:02:32,139 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,139 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.27/6.95 [2019-03-29 02:02:32,139 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.27/6.95 [2019-03-29 02:02:32,139 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.27/6.95 [2019-03-29 02:02:32,139 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.27/6.95 [2019-03-29 02:02:32,140 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.27/6.95 [2019-03-29 02:02:32,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:32,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:32,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:32,218 INFO L300 LassoAnalysis]: Preprocessing complete. 13.27/6.95 [2019-03-29 02:02:32,223 INFO L497 LassoAnalysis]: Using template 'affine'. 13.27/6.95 [2019-03-29 02:02:32,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.27/6.95 Termination analysis: LINEAR_WITH_GUESSES 13.27/6.95 Number of strict supporting invariants: 0 13.27/6.95 Number of non-strict supporting invariants: 1 13.27/6.95 Consider only non-deceasing supporting invariants: true 13.27/6.95 Simplify termination arguments: true 13.27/6.95 Simplify supporting invariants: trueOverapproximate stem: false 13.27/6.95 [2019-03-29 02:02:32,227 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.27/6.95 [2019-03-29 02:02:32,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.27/6.95 [2019-03-29 02:02:32,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.27/6.95 [2019-03-29 02:02:32,227 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.27/6.95 [2019-03-29 02:02:32,232 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.27/6.95 [2019-03-29 02:02:32,232 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.27/6.95 [2019-03-29 02:02:32,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.27/6.95 [2019-03-29 02:02:32,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.27/6.95 Termination analysis: LINEAR_WITH_GUESSES 13.27/6.95 Number of strict supporting invariants: 0 13.27/6.95 Number of non-strict supporting invariants: 1 13.27/6.95 Consider only non-deceasing supporting invariants: true 13.27/6.95 Simplify termination arguments: true 13.27/6.95 Simplify supporting invariants: trueOverapproximate stem: false 13.27/6.95 [2019-03-29 02:02:32,241 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.27/6.95 [2019-03-29 02:02:32,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.27/6.95 [2019-03-29 02:02:32,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.27/6.95 [2019-03-29 02:02:32,242 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.27/6.95 [2019-03-29 02:02:32,244 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.27/6.95 [2019-03-29 02:02:32,245 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.27/6.95 [2019-03-29 02:02:32,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.27/6.95 [2019-03-29 02:02:32,253 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.27/6.95 Termination analysis: LINEAR_WITH_GUESSES 13.27/6.95 Number of strict supporting invariants: 0 13.27/6.95 Number of non-strict supporting invariants: 1 13.27/6.95 Consider only non-deceasing supporting invariants: true 13.27/6.95 Simplify termination arguments: true 13.27/6.95 Simplify supporting invariants: trueOverapproximate stem: false 13.27/6.95 [2019-03-29 02:02:32,254 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.27/6.95 [2019-03-29 02:02:32,254 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.27/6.95 [2019-03-29 02:02:32,255 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.27/6.95 [2019-03-29 02:02:32,255 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.27/6.95 [2019-03-29 02:02:32,255 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.27/6.95 [2019-03-29 02:02:32,256 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.27/6.95 [2019-03-29 02:02:32,256 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.27/6.95 [2019-03-29 02:02:32,262 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 13.27/6.95 [2019-03-29 02:02:32,268 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 13.27/6.95 [2019-03-29 02:02:32,268 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 13.27/6.95 [2019-03-29 02:02:32,270 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 13.27/6.95 [2019-03-29 02:02:32,270 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 13.27/6.95 [2019-03-29 02:02:32,271 INFO L518 LassoAnalysis]: Proved termination. 13.27/6.95 [2019-03-29 02:02:32,271 INFO L520 LassoAnalysis]: Termination argument consisting of: 13.27/6.95 Ranking function f(ULTIMATE.start_main_~i~0) = -2*ULTIMATE.start_main_~i~0 + 199 13.27/6.95 Supporting invariants [] 13.27/6.95 [2019-03-29 02:02:32,273 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 13.27/6.95 [2019-03-29 02:02:32,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.27/6.95 [2019-03-29 02:02:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.27/6.95 [2019-03-29 02:02:32,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core 13.27/6.95 [2019-03-29 02:02:32,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.27/6.95 [2019-03-29 02:02:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.27/6.95 [2019-03-29 02:02:32,331 WARN L254 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core 13.27/6.95 [2019-03-29 02:02:32,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.27/6.95 [2019-03-29 02:02:32,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.27/6.95 [2019-03-29 02:02:32,345 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 13.27/6.95 [2019-03-29 02:02:32,350 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates 13.27/6.95 [2019-03-29 02:02:32,351 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 2 states. 13.27/6.95 [2019-03-29 02:02:32,380 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 2 states. Result 6 states and 10 transitions. Complement of second has 4 states. 13.27/6.95 [2019-03-29 02:02:32,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 13.27/6.95 [2019-03-29 02:02:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 13.27/6.95 [2019-03-29 02:02:32,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. 13.27/6.95 [2019-03-29 02:02:32,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 1 letters. 13.27/6.95 [2019-03-29 02:02:32,386 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.27/6.95 [2019-03-29 02:02:32,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 2 letters. Loop has 1 letters. 13.27/6.95 [2019-03-29 02:02:32,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.27/6.95 [2019-03-29 02:02:32,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 2 letters. 13.27/6.95 [2019-03-29 02:02:32,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.27/6.95 [2019-03-29 02:02:32,415 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6 states and 10 transitions. 13.27/6.95 [2019-03-29 02:02:32,416 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.27/6.95 [2019-03-29 02:02:32,420 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6 states to 5 states and 7 transitions. 13.27/6.95 [2019-03-29 02:02:32,421 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 13.27/6.95 [2019-03-29 02:02:32,421 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 13.27/6.95 [2019-03-29 02:02:32,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. 13.27/6.95 [2019-03-29 02:02:32,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 13.27/6.95 [2019-03-29 02:02:32,422 INFO L706 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. 13.27/6.95 [2019-03-29 02:02:32,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. 13.27/6.95 [2019-03-29 02:02:32,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 4. 13.27/6.95 [2019-03-29 02:02:32,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 13.27/6.95 [2019-03-29 02:02:32,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. 13.27/6.95 [2019-03-29 02:02:32,452 INFO L729 BuchiCegarLoop]: Abstraction has 4 states and 6 transitions. 13.27/6.95 [2019-03-29 02:02:32,452 INFO L609 BuchiCegarLoop]: Abstraction has 4 states and 6 transitions. 13.27/6.95 [2019-03-29 02:02:32,452 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 13.27/6.95 [2019-03-29 02:02:32,452 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states and 6 transitions. 13.27/6.95 [2019-03-29 02:02:32,453 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.27/6.95 [2019-03-29 02:02:32,453 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.27/6.95 [2019-03-29 02:02:32,453 INFO L119 BuchiIsEmpty]: Starting construction of run 13.27/6.95 [2019-03-29 02:02:32,454 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 13.27/6.95 [2019-03-29 02:02:32,454 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.27/6.95 [2019-03-29 02:02:32,454 INFO L794 eck$LassoCheckResult]: Stem: 37#ULTIMATE.startENTRY [30] ULTIMATE.startENTRY-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_1 0) (= v_ULTIMATE.start_main_~j~0_1 5)) InVars {} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0] 38#L11-2 [39] L11-2-->L13-1: Formula: (>= v_ULTIMATE.start_main_~i~0_6 100) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6} AuxVars[] AssignedVars[] 39#L13-1 13.27/6.95 [2019-03-29 02:02:32,454 INFO L796 eck$LassoCheckResult]: Loop: 39#L13-1 [34] L13-1-->L13-1: Formula: (and (< v_ULTIMATE.start_main_~j~0_8 21) (= v_ULTIMATE.start_main_~j~0_7 (+ v_ULTIMATE.start_main_~j~0_8 3))) InVars {ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8} OutVars{ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0] 39#L13-1 13.27/6.95 [2019-03-29 02:02:32,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.27/6.95 [2019-03-29 02:02:32,455 INFO L82 PathProgramCache]: Analyzing trace with hash 1930, now seen corresponding path program 1 times 13.27/6.95 [2019-03-29 02:02:32,455 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.27/6.95 [2019-03-29 02:02:32,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.27/6.95 [2019-03-29 02:02:32,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:32,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:32,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.27/6.95 [2019-03-29 02:02:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.27/6.95 [2019-03-29 02:02:32,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 13.27/6.95 [2019-03-29 02:02:32,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 13.27/6.95 [2019-03-29 02:02:32,497 INFO L799 eck$LassoCheckResult]: stem already infeasible 13.27/6.95 [2019-03-29 02:02:32,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.27/6.95 [2019-03-29 02:02:32,498 INFO L82 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times 13.27/6.95 [2019-03-29 02:02:32,498 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.27/6.95 [2019-03-29 02:02:32,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.27/6.95 [2019-03-29 02:02:32,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:32,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:32,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.27/6.95 [2019-03-29 02:02:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.27/6.95 [2019-03-29 02:02:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.27/6.95 [2019-03-29 02:02:32,528 INFO L216 LassoAnalysis]: Preferences: 13.27/6.95 [2019-03-29 02:02:32,528 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.27/6.95 [2019-03-29 02:02:32,528 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.27/6.95 [2019-03-29 02:02:32,528 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.27/6.95 [2019-03-29 02:02:32,529 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.27/6.95 [2019-03-29 02:02:32,529 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,529 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.27/6.95 [2019-03-29 02:02:32,529 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.27/6.95 [2019-03-29 02:02:32,529 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 13.27/6.95 [2019-03-29 02:02:32,529 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.27/6.95 [2019-03-29 02:02:32,529 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.27/6.95 [2019-03-29 02:02:32,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:32,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:32,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:32,606 INFO L300 LassoAnalysis]: Preprocessing complete. 13.27/6.95 [2019-03-29 02:02:32,607 INFO L412 LassoAnalysis]: Checking for nontermination... 13.27/6.95 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.27/6.95 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.27/6.95 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,616 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.27/6.95 [2019-03-29 02:02:32,616 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.27/6.95 [2019-03-29 02:02:32,645 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.27/6.95 [2019-03-29 02:02:32,645 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.27/6.95 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.27/6.95 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.27/6.95 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,651 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.27/6.95 [2019-03-29 02:02:32,651 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.27/6.95 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.27/6.95 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.27/6.95 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,685 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.27/6.95 [2019-03-29 02:02:32,686 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.27/6.95 [2019-03-29 02:02:32,717 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 13.27/6.95 [2019-03-29 02:02:32,719 INFO L216 LassoAnalysis]: Preferences: 13.27/6.95 [2019-03-29 02:02:32,720 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.27/6.95 [2019-03-29 02:02:32,720 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.27/6.95 [2019-03-29 02:02:32,720 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.27/6.95 [2019-03-29 02:02:32,720 INFO L127 ssoRankerPreferences]: Use exernal solver: false 13.27/6.95 [2019-03-29 02:02:32,720 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 13.27/6.95 [2019-03-29 02:02:32,720 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.27/6.95 [2019-03-29 02:02:32,720 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.27/6.95 [2019-03-29 02:02:32,721 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 13.27/6.95 [2019-03-29 02:02:32,721 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.27/6.95 [2019-03-29 02:02:32,721 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.27/6.95 [2019-03-29 02:02:32,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:32,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:32,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.27/6.95 [2019-03-29 02:02:32,767 INFO L300 LassoAnalysis]: Preprocessing complete. 13.27/6.95 [2019-03-29 02:02:32,768 INFO L497 LassoAnalysis]: Using template 'affine'. 13.27/6.95 [2019-03-29 02:02:32,768 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.27/6.95 Termination analysis: LINEAR_WITH_GUESSES 13.27/6.95 Number of strict supporting invariants: 0 13.27/6.95 Number of non-strict supporting invariants: 1 13.27/6.95 Consider only non-deceasing supporting invariants: true 13.27/6.95 Simplify termination arguments: true 13.27/6.95 Simplify supporting invariants: trueOverapproximate stem: false 13.27/6.95 [2019-03-29 02:02:32,769 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.27/6.95 [2019-03-29 02:02:32,769 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.27/6.95 [2019-03-29 02:02:32,770 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.27/6.95 [2019-03-29 02:02:32,770 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.27/6.95 [2019-03-29 02:02:32,770 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.27/6.95 [2019-03-29 02:02:32,771 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.27/6.95 [2019-03-29 02:02:32,771 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.27/6.95 [2019-03-29 02:02:32,777 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 13.27/6.95 [2019-03-29 02:02:32,781 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 13.27/6.95 [2019-03-29 02:02:32,781 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 13.27/6.95 [2019-03-29 02:02:32,782 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 13.27/6.95 [2019-03-29 02:02:32,782 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 13.27/6.95 [2019-03-29 02:02:32,782 INFO L518 LassoAnalysis]: Proved termination. 13.27/6.95 [2019-03-29 02:02:32,782 INFO L520 LassoAnalysis]: Termination argument consisting of: 13.27/6.95 Ranking function f(ULTIMATE.start_main_~j~0) = -2*ULTIMATE.start_main_~j~0 + 43 13.27/6.95 Supporting invariants [] 13.27/6.95 [2019-03-29 02:02:32,783 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 13.27/6.95 [2019-03-29 02:02:32,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.27/6.95 [2019-03-29 02:02:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.27/6.95 [2019-03-29 02:02:32,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 2 conjunts are in the unsatisfiable core 13.27/6.95 [2019-03-29 02:02:32,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.27/6.95 [2019-03-29 02:02:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.27/6.95 [2019-03-29 02:02:32,818 WARN L254 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core 13.27/6.95 [2019-03-29 02:02:32,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.27/6.95 [2019-03-29 02:02:32,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.27/6.95 [2019-03-29 02:02:32,819 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 13.27/6.95 [2019-03-29 02:02:32,820 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates 13.27/6.95 [2019-03-29 02:02:32,820 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 4 states and 6 transitions. cyclomatic complexity: 4 Second operand 2 states. 13.27/6.95 [2019-03-29 02:02:32,827 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 4 states and 6 transitions. cyclomatic complexity: 4. Second operand 2 states. Result 5 states and 7 transitions. Complement of second has 2 states. 13.27/6.95 [2019-03-29 02:02:32,827 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 13.27/6.95 [2019-03-29 02:02:32,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 13.27/6.95 [2019-03-29 02:02:32,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 6 transitions. 13.27/6.95 [2019-03-29 02:02:32,828 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 2 letters. Loop has 1 letters. 13.27/6.95 [2019-03-29 02:02:32,828 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.27/6.95 [2019-03-29 02:02:32,829 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 3 letters. Loop has 1 letters. 13.27/6.95 [2019-03-29 02:02:32,829 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.27/6.95 [2019-03-29 02:02:32,829 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 2 letters. Loop has 2 letters. 13.27/6.95 [2019-03-29 02:02:32,829 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.27/6.95 [2019-03-29 02:02:32,830 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5 states and 7 transitions. 13.27/6.95 [2019-03-29 02:02:32,831 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.27/6.95 [2019-03-29 02:02:32,831 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5 states to 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,831 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 13.27/6.95 [2019-03-29 02:02:32,831 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 13.27/6.95 [2019-03-29 02:02:32,831 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,832 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 13.27/6.95 [2019-03-29 02:02:32,832 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,832 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. 13.27/6.95 [2019-03-29 02:02:32,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 13.27/6.95 [2019-03-29 02:02:32,835 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. 13.27/6.95 [2019-03-29 02:02:32,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 13.27/6.95 [2019-03-29 02:02:32,838 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 13.27/6.95 [2019-03-29 02:02:32,839 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,839 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.27/6.95 [2019-03-29 02:02:32,840 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,840 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 13.27/6.95 [2019-03-29 02:02:32,840 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 13.27/6.95 [2019-03-29 02:02:32,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 13.27/6.95 [2019-03-29 02:02:32,841 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,841 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,841 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,841 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 13.27/6.95 [2019-03-29 02:02:32,841 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 13.27/6.95 [2019-03-29 02:02:32,841 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.27/6.95 [2019-03-29 02:02:32,842 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 13.27/6.95 [2019-03-29 02:02:32,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:02:32 BasicIcfg 13.27/6.95 [2019-03-29 02:02:32,848 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.27/6.95 [2019-03-29 02:02:32,848 INFO L168 Benchmark]: Toolchain (without parser) took 1915.70 ms. Allocated memory was 649.6 MB in the beginning and 661.7 MB in the end (delta: 12.1 MB). Free memory was 565.2 MB in the beginning and 485.8 MB in the end (delta: 79.4 MB). Peak memory consumption was 91.4 MB. Max. memory is 50.3 GB. 13.27/6.95 [2019-03-29 02:02:32,850 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.27/6.95 [2019-03-29 02:02:32,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.84 ms. Allocated memory is still 649.6 MB. Free memory was 565.2 MB in the beginning and 554.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. 13.27/6.95 [2019-03-29 02:02:32,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.20 ms. Allocated memory was 649.6 MB in the beginning and 661.7 MB in the end (delta: 12.1 MB). Free memory was 554.4 MB in the beginning and 629.3 MB in the end (delta: -74.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 13.27/6.95 [2019-03-29 02:02:32,852 INFO L168 Benchmark]: Boogie Preprocessor took 19.49 ms. Allocated memory is still 661.7 MB. Free memory was 629.3 MB in the beginning and 626.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 13.27/6.95 [2019-03-29 02:02:32,852 INFO L168 Benchmark]: RCFGBuilder took 185.05 ms. Allocated memory is still 661.7 MB. Free memory was 626.2 MB in the beginning and 613.2 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 50.3 GB. 13.27/6.95 [2019-03-29 02:02:32,853 INFO L168 Benchmark]: BlockEncodingV2 took 67.25 ms. Allocated memory is still 661.7 MB. Free memory was 613.2 MB in the beginning and 609.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 13.27/6.95 [2019-03-29 02:02:32,854 INFO L168 Benchmark]: TraceAbstraction took 152.86 ms. Allocated memory is still 661.7 MB. Free memory was 609.2 MB in the beginning and 598.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 50.3 GB. 13.27/6.95 [2019-03-29 02:02:32,854 INFO L168 Benchmark]: BuchiAutomizer took 1173.67 ms. Allocated memory is still 661.7 MB. Free memory was 598.7 MB in the beginning and 485.8 MB in the end (delta: 112.8 MB). Peak memory consumption was 112.8 MB. Max. memory is 50.3 GB. 13.27/6.95 [2019-03-29 02:02:32,858 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.27/6.95 --- Results --- 13.27/6.95 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.27/6.95 - StatisticsResult: Initial Icfg 13.27/6.95 7 locations, 10 edges 13.27/6.95 - StatisticsResult: Encoded RCFG 13.27/6.95 3 locations, 4 edges 13.27/6.95 * Results from de.uni_freiburg.informatik.ultimate.core: 13.27/6.95 - StatisticsResult: Toolchain Benchmarks 13.27/6.95 Benchmark results are: 13.27/6.95 * CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.27/6.95 * CACSL2BoogieTranslator took 222.84 ms. Allocated memory is still 649.6 MB. Free memory was 565.2 MB in the beginning and 554.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. 13.27/6.95 * Boogie Procedure Inliner took 89.20 ms. Allocated memory was 649.6 MB in the beginning and 661.7 MB in the end (delta: 12.1 MB). Free memory was 554.4 MB in the beginning and 629.3 MB in the end (delta: -74.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 13.27/6.95 * Boogie Preprocessor took 19.49 ms. Allocated memory is still 661.7 MB. Free memory was 629.3 MB in the beginning and 626.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 13.27/6.95 * RCFGBuilder took 185.05 ms. Allocated memory is still 661.7 MB. Free memory was 626.2 MB in the beginning and 613.2 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 50.3 GB. 13.27/6.95 * BlockEncodingV2 took 67.25 ms. Allocated memory is still 661.7 MB. Free memory was 613.2 MB in the beginning and 609.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 13.27/6.95 * TraceAbstraction took 152.86 ms. Allocated memory is still 661.7 MB. Free memory was 609.2 MB in the beginning and 598.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 50.3 GB. 13.27/6.95 * BuchiAutomizer took 1173.67 ms. Allocated memory is still 661.7 MB. Free memory was 598.7 MB in the beginning and 485.8 MB in the end (delta: 112.8 MB). Peak memory consumption was 112.8 MB. Max. memory is 50.3 GB. 13.27/6.95 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.27/6.96 - AllSpecificationsHoldResult: All specifications hold 13.27/6.96 We were not able to verify any specifiation because the program does not contain any specification. 13.27/6.96 - InvariantResult [Line: 11]: Loop Invariant 13.27/6.96 Derived loop invariant: 1 13.27/6.96 - StatisticsResult: Ultimate Automizer benchmark data 13.27/6.96 CFG has 1 procedures, 3 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 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 13.27/6.96 - StatisticsResult: Constructed decomposition of program 13.27/6.96 Your program was decomposed into 3 terminating modules (1 trivial, 0 deterministic, 2 nondeterministic). One nondeterministic module has affine ranking function -2 * i + 199 and consists of 3 locations. One nondeterministic module has affine ranking function -2 * j + 43 and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. 13.27/6.96 - StatisticsResult: Timing statistics 13.27/6.96 BüchiAutomizer plugin needed 1.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 0.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 4 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 7 SDtfs, 10 SDslu, 1 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax220 hnf100 lsp45 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 15ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s 13.27/6.96 - TerminationAnalysisResult: Termination proven 13.27/6.96 Buchi Automizer proved that your program is terminating 13.27/6.96 RESULT: Ultimate proved your program to be correct! 13.27/6.96 !SESSION 2019-03-29 02:02:27.419 ----------------------------------------------- 13.27/6.96 eclipse.buildId=unknown 13.27/6.96 java.version=1.8.0_181 13.27/6.96 java.vendor=Oracle Corporation 13.27/6.96 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.27/6.96 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.27/6.96 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 13.27/6.96 13.27/6.96 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:02:33.092 13.27/6.96 !MESSAGE The workspace will exit with unsaved changes in this session. 13.27/6.96 Received shutdown request... 13.27/6.96 Ultimate: 13.27/6.96 GTK+ Version Check 13.27/6.96 EOF