17.15/7.82 YES 17.15/7.82 17.15/7.82 Ultimate: Cannot open display: 17.15/7.82 This is Ultimate 0.1.24-8dc7c08-m 17.15/7.82 [2019-03-28 12:12:29,005 INFO L170 SettingsManager]: Resetting all preferences to default values... 17.15/7.82 [2019-03-28 12:12:29,008 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 17.15/7.82 [2019-03-28 12:12:29,019 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 17.15/7.82 [2019-03-28 12:12:29,019 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 17.15/7.82 [2019-03-28 12:12:29,020 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 17.15/7.82 [2019-03-28 12:12:29,022 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 17.15/7.82 [2019-03-28 12:12:29,023 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 17.15/7.82 [2019-03-28 12:12:29,025 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 17.15/7.82 [2019-03-28 12:12:29,025 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 17.15/7.82 [2019-03-28 12:12:29,026 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 17.15/7.82 [2019-03-28 12:12:29,027 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 17.15/7.82 [2019-03-28 12:12:29,027 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 17.15/7.82 [2019-03-28 12:12:29,028 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 17.15/7.82 [2019-03-28 12:12:29,029 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 17.15/7.82 [2019-03-28 12:12:29,030 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 17.15/7.82 [2019-03-28 12:12:29,031 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 17.15/7.82 [2019-03-28 12:12:29,033 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 17.15/7.82 [2019-03-28 12:12:29,034 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 17.15/7.82 [2019-03-28 12:12:29,036 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 17.15/7.82 [2019-03-28 12:12:29,037 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 17.15/7.82 [2019-03-28 12:12:29,038 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 17.15/7.82 [2019-03-28 12:12:29,040 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 17.15/7.82 [2019-03-28 12:12:29,040 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 17.15/7.82 [2019-03-28 12:12:29,041 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 17.15/7.82 [2019-03-28 12:12:29,041 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 17.15/7.82 [2019-03-28 12:12:29,042 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 17.15/7.82 [2019-03-28 12:12:29,043 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 17.15/7.82 [2019-03-28 12:12:29,043 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 17.15/7.82 [2019-03-28 12:12:29,043 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 17.15/7.82 [2019-03-28 12:12:29,044 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 17.15/7.82 [2019-03-28 12:12:29,045 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 17.15/7.82 [2019-03-28 12:12:29,046 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 17.15/7.82 [2019-03-28 12:12:29,046 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 17.15/7.82 [2019-03-28 12:12:29,047 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 17.15/7.82 [2019-03-28 12:12:29,047 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 17.15/7.82 [2019-03-28 12:12:29,047 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 17.15/7.82 [2019-03-28 12:12:29,048 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 17.15/7.82 [2019-03-28 12:12:29,049 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 17.15/7.82 [2019-03-28 12:12:29,049 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 17.15/7.82 [2019-03-28 12:12:29,063 INFO L110 SettingsManager]: Loading preferences was successful 17.15/7.82 [2019-03-28 12:12:29,064 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 17.15/7.82 [2019-03-28 12:12:29,065 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 17.15/7.82 [2019-03-28 12:12:29,065 INFO L133 SettingsManager]: * Rewrite not-equals=true 17.15/7.82 [2019-03-28 12:12:29,065 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 17.15/7.82 [2019-03-28 12:12:29,065 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 17.15/7.82 [2019-03-28 12:12:29,066 INFO L133 SettingsManager]: * Use SBE=true 17.15/7.82 [2019-03-28 12:12:29,066 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 17.15/7.82 [2019-03-28 12:12:29,066 INFO L133 SettingsManager]: * Use old map elimination=false 17.15/7.82 [2019-03-28 12:12:29,066 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 17.15/7.82 [2019-03-28 12:12:29,066 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 17.15/7.82 [2019-03-28 12:12:29,066 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 17.15/7.82 [2019-03-28 12:12:29,067 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 17.15/7.82 [2019-03-28 12:12:29,067 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 17.15/7.82 [2019-03-28 12:12:29,067 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.15/7.82 [2019-03-28 12:12:29,067 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 17.15/7.82 [2019-03-28 12:12:29,067 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 17.15/7.82 [2019-03-28 12:12:29,067 INFO L133 SettingsManager]: * Check division by zero=IGNORE 17.15/7.82 [2019-03-28 12:12:29,068 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 17.15/7.82 [2019-03-28 12:12:29,068 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 17.15/7.82 [2019-03-28 12:12:29,068 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 17.15/7.82 [2019-03-28 12:12:29,068 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 17.15/7.82 [2019-03-28 12:12:29,068 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 17.15/7.82 [2019-03-28 12:12:29,068 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 17.15/7.82 [2019-03-28 12:12:29,069 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 17.15/7.82 [2019-03-28 12:12:29,069 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 17.15/7.82 [2019-03-28 12:12:29,069 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 17.15/7.82 [2019-03-28 12:12:29,069 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 17.15/7.82 [2019-03-28 12:12:29,069 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 17.15/7.82 [2019-03-28 12:12:29,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 17.15/7.82 [2019-03-28 12:12:29,108 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 17.15/7.82 [2019-03-28 12:12:29,111 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 17.15/7.82 [2019-03-28 12:12:29,113 INFO L271 PluginConnector]: Initializing CDTParser... 17.15/7.82 [2019-03-28 12:12:29,113 INFO L276 PluginConnector]: CDTParser initialized 17.15/7.82 [2019-03-28 12:12:29,114 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 17.15/7.82 [2019-03-28 12:12:29,176 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/8803aa697e4143ec842b5deae2eb4969/FLAGa778ce928 17.15/7.82 [2019-03-28 12:12:29,521 INFO L307 CDTParser]: Found 1 translation units. 17.15/7.82 [2019-03-28 12:12:29,521 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 17.15/7.82 [2019-03-28 12:12:29,528 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/8803aa697e4143ec842b5deae2eb4969/FLAGa778ce928 17.15/7.82 [2019-03-28 12:12:30,007 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/8803aa697e4143ec842b5deae2eb4969 17.15/7.82 [2019-03-28 12:12:30,018 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 17.15/7.82 [2019-03-28 12:12:30,020 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 17.15/7.82 [2019-03-28 12:12:30,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 17.15/7.82 [2019-03-28 12:12:30,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 17.15/7.82 [2019-03-28 12:12:30,025 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 17.15/7.82 [2019-03-28 12:12:30,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62eed6c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30, skipping insertion in model container 17.15/7.82 [2019-03-28 12:12:30,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 17.15/7.82 [2019-03-28 12:12:30,055 INFO L176 MainTranslator]: Built tables and reachable declarations 17.15/7.82 [2019-03-28 12:12:30,218 INFO L206 PostProcessor]: Analyzing one entry point: main 17.15/7.82 [2019-03-28 12:12:30,223 INFO L191 MainTranslator]: Completed pre-run 17.15/7.82 [2019-03-28 12:12:30,240 INFO L206 PostProcessor]: Analyzing one entry point: main 17.15/7.82 [2019-03-28 12:12:30,317 INFO L195 MainTranslator]: Completed translation 17.15/7.82 [2019-03-28 12:12:30,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30 WrapperNode 17.15/7.82 [2019-03-28 12:12:30,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 17.15/7.82 [2019-03-28 12:12:30,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 17.15/7.82 [2019-03-28 12:12:30,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 17.15/7.82 [2019-03-28 12:12:30,319 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 17.15/7.82 [2019-03-28 12:12:30,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 17.15/7.82 [2019-03-28 12:12:30,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 17.15/7.82 [2019-03-28 12:12:30,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 17.15/7.82 [2019-03-28 12:12:30,359 INFO L276 PluginConnector]: Boogie Preprocessor initialized 17.15/7.82 [2019-03-28 12:12:30,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 17.15/7.82 [2019-03-28 12:12:30,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 17.15/7.82 [2019-03-28 12:12:30,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... 17.15/7.82 [2019-03-28 12:12:30,377 INFO L276 PluginConnector]: RCFGBuilder initialized 17.15/7.82 [2019-03-28 12:12:30,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (1/1) ... 17.15/7.82 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.15/7.82 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 17.15/7.82 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 17.15/7.82 [2019-03-28 12:12:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure loop 17.15/7.82 [2019-03-28 12:12:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure loop 17.15/7.82 [2019-03-28 12:12:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 17.15/7.82 [2019-03-28 12:12:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 17.15/7.82 [2019-03-28 12:12:30,635 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 17.15/7.82 [2019-03-28 12:12:30,635 INFO L286 CfgBuilder]: Removed 10 assue(true) statements. 17.15/7.82 [2019-03-28 12:12:30,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:12:30 BoogieIcfgContainer 17.15/7.82 [2019-03-28 12:12:30,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 17.15/7.82 [2019-03-28 12:12:30,638 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 17.15/7.82 [2019-03-28 12:12:30,638 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 17.15/7.82 [2019-03-28 12:12:30,641 INFO L276 PluginConnector]: BlockEncodingV2 initialized 17.15/7.82 [2019-03-28 12:12:30,642 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:12:30" (1/1) ... 17.15/7.82 [2019-03-28 12:12:30,660 INFO L313 BlockEncoder]: Initial Icfg 17 locations, 21 edges 17.15/7.82 [2019-03-28 12:12:30,661 INFO L258 BlockEncoder]: Using Remove infeasible edges 17.15/7.82 [2019-03-28 12:12:30,662 INFO L263 BlockEncoder]: Using Maximize final states 17.15/7.82 [2019-03-28 12:12:30,663 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 17.15/7.82 [2019-03-28 12:12:30,663 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 17.15/7.82 [2019-03-28 12:12:30,665 INFO L296 BlockEncoder]: Using Remove sink states 17.15/7.82 [2019-03-28 12:12:30,666 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 17.15/7.82 [2019-03-28 12:12:30,666 INFO L179 BlockEncoder]: Using Rewrite not-equals 17.15/7.82 [2019-03-28 12:12:30,681 INFO L185 BlockEncoder]: Using Use SBE 17.15/7.82 [2019-03-28 12:12:30,690 INFO L200 BlockEncoder]: SBE split 0 edges 17.15/7.82 [2019-03-28 12:12:30,695 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 17.15/7.82 [2019-03-28 12:12:30,697 INFO L71 MaximizeFinalStates]: 0 new accepting states 17.15/7.82 [2019-03-28 12:12:30,706 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 17.15/7.82 [2019-03-28 12:12:30,708 INFO L70 RemoveSinkStates]: Removed 2 edges and 2 locations by removing sink states 17.15/7.82 [2019-03-28 12:12:30,710 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 17.15/7.82 [2019-03-28 12:12:30,710 INFO L71 MaximizeFinalStates]: 0 new accepting states 17.15/7.82 [2019-03-28 12:12:30,710 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 17.15/7.82 [2019-03-28 12:12:30,711 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 17.15/7.82 [2019-03-28 12:12:30,711 INFO L313 BlockEncoder]: Encoded RCFG 13 locations, 17 edges 17.15/7.82 [2019-03-28 12:12:30,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:12:30 BasicIcfg 17.15/7.82 [2019-03-28 12:12:30,712 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 17.15/7.82 [2019-03-28 12:12:30,713 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 17.15/7.82 [2019-03-28 12:12:30,713 INFO L271 PluginConnector]: Initializing TraceAbstraction... 17.15/7.82 [2019-03-28 12:12:30,716 INFO L276 PluginConnector]: TraceAbstraction initialized 17.15/7.82 [2019-03-28 12:12:30,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:12:30" (1/4) ... 17.15/7.82 [2019-03-28 12:12:30,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1f61dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:12:30, skipping insertion in model container 17.15/7.82 [2019-03-28 12:12:30,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (2/4) ... 17.15/7.82 [2019-03-28 12:12:30,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1f61dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:12:30, skipping insertion in model container 17.15/7.82 [2019-03-28 12:12:30,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:12:30" (3/4) ... 17.15/7.82 [2019-03-28 12:12:30,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1f61dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:12:30, skipping insertion in model container 17.15/7.82 [2019-03-28 12:12:30,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:12:30" (4/4) ... 17.15/7.82 [2019-03-28 12:12:30,720 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 17.15/7.82 [2019-03-28 12:12:30,731 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 17.15/7.82 [2019-03-28 12:12:30,739 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 17.15/7.82 [2019-03-28 12:12:30,759 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 17.15/7.82 [2019-03-28 12:12:30,788 INFO L133 ementStrategyFactory]: Using default assertion order modulation 17.15/7.82 [2019-03-28 12:12:30,789 INFO L382 AbstractCegarLoop]: Interprodecural is true 17.15/7.82 [2019-03-28 12:12:30,789 INFO L383 AbstractCegarLoop]: Hoare is true 17.15/7.82 [2019-03-28 12:12:30,790 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 17.15/7.82 [2019-03-28 12:12:30,790 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 17.15/7.82 [2019-03-28 12:12:30,790 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 17.15/7.82 [2019-03-28 12:12:30,790 INFO L387 AbstractCegarLoop]: Difference is false 17.15/7.82 [2019-03-28 12:12:30,790 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 17.15/7.82 [2019-03-28 12:12:30,790 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 17.15/7.82 [2019-03-28 12:12:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. 17.15/7.82 [2019-03-28 12:12:30,814 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 17.15/7.82 [2019-03-28 12:12:30,820 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 13 states. 17.15/7.82 [2019-03-28 12:12:30,883 INFO L448 ceAbstractionStarter]: For program point L32(lines 32 35) no Hoare annotation was computed. 17.15/7.82 [2019-03-28 12:12:30,883 INFO L451 ceAbstractionStarter]: At program point L43(line 43) the Hoare annotation is: true 17.15/7.82 [2019-03-28 12:12:30,883 INFO L451 ceAbstractionStarter]: At program point loopENTRY(lines 38 45) the Hoare annotation is: true 17.15/7.82 [2019-03-28 12:12:30,884 INFO L448 ceAbstractionStarter]: For program point L39(lines 39 44) no Hoare annotation was computed. 17.15/7.82 [2019-03-28 12:12:30,884 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 38 45) no Hoare annotation was computed. 17.15/7.82 [2019-03-28 12:12:30,884 INFO L448 ceAbstractionStarter]: For program point loopEXIT(lines 38 45) no Hoare annotation was computed. 17.15/7.82 [2019-03-28 12:12:30,884 INFO L451 ceAbstractionStarter]: At program point L35(lines 30 36) the Hoare annotation is: true 17.15/7.82 [2019-03-28 12:12:30,884 INFO L448 ceAbstractionStarter]: For program point L32(lines 32 35) no Hoare annotation was computed. 17.15/7.82 [2019-03-28 12:12:30,884 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 32 35) no Hoare annotation was computed. 17.15/7.82 [2019-03-28 12:12:30,885 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 17.15/7.82 [2019-03-28 12:12:30,885 INFO L451 ceAbstractionStarter]: At program point L26(line 26) the Hoare annotation is: true 17.15/7.82 [2019-03-28 12:12:30,885 INFO L451 ceAbstractionStarter]: At program point L35(lines 30 36) the Hoare annotation is: true 17.15/7.82 [2019-03-28 12:12:30,885 INFO L451 ceAbstractionStarter]: At program point L35-1(lines 30 36) the Hoare annotation is: true 17.15/7.82 [2019-03-28 12:12:30,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:12:30 BasicIcfg 17.15/7.82 [2019-03-28 12:12:30,894 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 17.15/7.82 [2019-03-28 12:12:30,895 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 17.15/7.82 [2019-03-28 12:12:30,895 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 17.15/7.82 [2019-03-28 12:12:30,899 INFO L276 PluginConnector]: BuchiAutomizer initialized 17.15/7.82 [2019-03-28 12:12:30,900 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.15/7.82 [2019-03-28 12:12:30,900 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:12:30" (1/5) ... 17.15/7.82 [2019-03-28 12:12:30,901 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7eae0181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:12:30, skipping insertion in model container 17.15/7.82 [2019-03-28 12:12:30,901 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.15/7.82 [2019-03-28 12:12:30,901 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:30" (2/5) ... 17.15/7.82 [2019-03-28 12:12:30,901 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7eae0181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:12:30, skipping insertion in model container 17.15/7.82 [2019-03-28 12:12:30,901 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.15/7.82 [2019-03-28 12:12:30,902 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:12:30" (3/5) ... 17.15/7.82 [2019-03-28 12:12:30,902 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7eae0181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:12:30, skipping insertion in model container 17.15/7.82 [2019-03-28 12:12:30,902 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.15/7.82 [2019-03-28 12:12:30,902 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:12:30" (4/5) ... 17.15/7.82 [2019-03-28 12:12:30,903 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7eae0181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:12:30, skipping insertion in model container 17.15/7.82 [2019-03-28 12:12:30,904 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.15/7.82 [2019-03-28 12:12:30,904 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:12:30" (5/5) ... 17.15/7.82 [2019-03-28 12:12:30,905 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 17.15/7.82 [2019-03-28 12:12:30,933 INFO L133 ementStrategyFactory]: Using default assertion order modulation 17.15/7.82 [2019-03-28 12:12:30,933 INFO L374 BuchiCegarLoop]: Interprodecural is true 17.15/7.82 [2019-03-28 12:12:30,934 INFO L375 BuchiCegarLoop]: Hoare is true 17.15/7.82 [2019-03-28 12:12:30,934 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 17.15/7.82 [2019-03-28 12:12:30,934 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 17.15/7.82 [2019-03-28 12:12:30,934 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 17.15/7.82 [2019-03-28 12:12:30,934 INFO L379 BuchiCegarLoop]: Difference is false 17.15/7.82 [2019-03-28 12:12:30,934 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 17.15/7.82 [2019-03-28 12:12:30,934 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 17.15/7.82 [2019-03-28 12:12:30,938 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states. 17.15/7.82 [2019-03-28 12:12:30,957 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 17.15/7.82 [2019-03-28 12:12:30,957 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.15/7.82 [2019-03-28 12:12:30,958 INFO L119 BuchiIsEmpty]: Starting construction of run 17.15/7.82 [2019-03-28 12:12:30,965 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] 17.15/7.82 [2019-03-28 12:12:30,965 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] 17.15/7.82 [2019-03-28 12:12:30,966 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 17.15/7.82 [2019-03-28 12:12:30,966 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states. 17.15/7.82 [2019-03-28 12:12:30,967 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 17.15/7.82 [2019-03-28 12:12:30,968 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.15/7.82 [2019-03-28 12:12:30,968 INFO L119 BuchiIsEmpty]: Starting construction of run 17.15/7.82 [2019-03-28 12:12:30,968 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] 17.15/7.82 [2019-03-28 12:12:30,968 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] 17.15/7.82 [2019-03-28 12:12:30,974 INFO L794 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue [48] ULTIMATE.startENTRY-->L32: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_random_#res=|v_ULTIMATE.start_random_#res_1|, ULTIMATE.start_random_#t~nondet5=|v_ULTIMATE.start_random_#t~nondet5_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_random_~x~1=v_ULTIMATE.start_random_~x~1_1, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_#t~ret3=|v_ULTIMATE.start_main_#t~ret3_2|, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_random_#t~nondet5, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_random_~x~1, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0, ULTIMATE.start_main_#t~ret3, ULTIMATE.start_random_#res, ULTIMATE.start_main_#t~ret4] 9#L32true [62] L32-->L35: Formula: (and (= |v_ULTIMATE.start_random_#res_3| v_ULTIMATE.start_random_~x~1_4) (>= v_ULTIMATE.start_random_~x~1_4 0)) InVars {ULTIMATE.start_random_~x~1=v_ULTIMATE.start_random_~x~1_4} OutVars{ULTIMATE.start_random_~x~1=v_ULTIMATE.start_random_~x~1_4, ULTIMATE.start_random_#res=|v_ULTIMATE.start_random_#res_3|} AuxVars[] AssignedVars[ULTIMATE.start_random_#res] 14#L35true [55] L35-->L32-1: Formula: (= |v_ULTIMATE.start_main_#t~ret3_4| |v_ULTIMATE.start_random_#res_5|) InVars {ULTIMATE.start_random_#res=|v_ULTIMATE.start_random_#res_5|} OutVars{ULTIMATE.start_random_#t~nondet5=|v_ULTIMATE.start_random_#t~nondet5_3|, ULTIMATE.start_main_#t~ret3=|v_ULTIMATE.start_main_#t~ret3_4|, ULTIMATE.start_random_~x~1=v_ULTIMATE.start_random_~x~1_5, ULTIMATE.start_random_#res=|v_ULTIMATE.start_random_#res_4|} AuxVars[] AssignedVars[ULTIMATE.start_random_#t~nondet5, ULTIMATE.start_random_~x~1, ULTIMATE.start_main_#t~ret3, ULTIMATE.start_random_#res] 7#L32-1true [63] L32-1-->L35-1: Formula: (and (>= v_ULTIMATE.start_random_~x~1_8 0) (= |v_ULTIMATE.start_random_#res_7| v_ULTIMATE.start_random_~x~1_8)) InVars {ULTIMATE.start_random_~x~1=v_ULTIMATE.start_random_~x~1_8} OutVars{ULTIMATE.start_random_~x~1=v_ULTIMATE.start_random_~x~1_8, ULTIMATE.start_random_#res=|v_ULTIMATE.start_random_#res_7|} AuxVars[] AssignedVars[ULTIMATE.start_random_#res] 13#L35-1true [54] L35-1-->L26: Formula: (= |v_ULTIMATE.start_main_#t~ret4_4| |v_ULTIMATE.start_random_#res_8|) InVars {ULTIMATE.start_random_#res=|v_ULTIMATE.start_random_#res_8|} OutVars{ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_4|, ULTIMATE.start_random_#res=|v_ULTIMATE.start_random_#res_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret4] 3#L26true [41] L26-->loopENTRY: Formula: (and (= |v_loop_#in~aInParam_2| |v_ULTIMATE.start_main_#t~ret3_5|) (= |v_loop_#in~bInParam_2| |v_ULTIMATE.start_main_#t~ret4_5|)) InVars {ULTIMATE.start_main_#t~ret3=|v_ULTIMATE.start_main_#t~ret3_5|, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_5|} OutVars{loop_#in~b=|v_loop_#in~bInParam_2|, loop_#in~a=|v_loop_#in~aInParam_2|} AuxVars[] AssignedVars[loop_#in~b, loop_#in~a]< 4#loopENTRYtrue 17.15/7.82 [2019-03-28 12:12:30,975 INFO L796 eck$LassoCheckResult]: Loop: 4#loopENTRYtrue [42] loopENTRY-->L39: Formula: (and (= v_loop_~b_1 |v_loop_#in~b_1|) (= v_loop_~a_1 |v_loop_#in~a_1|)) InVars {loop_#in~b=|v_loop_#in~b_1|, loop_#in~a=|v_loop_#in~a_1|} OutVars{loop_#in~b=|v_loop_#in~b_1|, loop_#in~a=|v_loop_#in~a_1|, loop_~b=v_loop_~b_1, loop_~a=v_loop_~a_1} AuxVars[] AssignedVars[loop_~b, loop_~a] 15#L39true [58] L39-->L32: Formula: (< 0 v_loop_~b_2) InVars {loop_~b=v_loop_~b_2} OutVars{loop_random_#t~nondet5=|v_loop_random_#t~nondet5_1|, loop_random_~x~1=v_loop_random_~x~1_1, loop_random_#res=|v_loop_random_#res_1|, loop_~b=v_loop_~b_2} AuxVars[] AssignedVars[loop_random_~x~1, loop_random_#t~nondet5, loop_random_#res] 5#L32true [65] L32-->L35: Formula: (and (= |v_loop_random_#res_3| v_loop_random_~x~1_4) (>= v_loop_random_~x~1_4 0)) InVars {loop_random_~x~1=v_loop_random_~x~1_4} OutVars{loop_random_~x~1=v_loop_random_~x~1_4, loop_random_#res=|v_loop_random_#res_3|} AuxVars[] AssignedVars[loop_random_#res] 10#L35true [51] L35-->L43: Formula: (let ((.cse0 (+ v_loop_~a_3 (* (- 1) v_loop_~r~0_1) (- 1)))) (and (= v_loop_~b_3 .cse0) (= v_loop_~a_2 .cse0) (= v_loop_~r~0_1 |v_loop_random_#res_4|))) InVars {loop_random_#res=|v_loop_random_#res_4|, loop_~a=v_loop_~a_3} OutVars{loop_~r~0=v_loop_~r~0_1, loop_random_#res=|v_loop_random_#res_4|, loop_~b=v_loop_~b_3, loop_#t~ret6=|v_loop_#t~ret6_1|, loop_~a=v_loop_~a_2} AuxVars[] AssignedVars[loop_~r~0, loop_#t~ret6, loop_~b, loop_~a] 6#L43true [45] L43-->loopENTRY: Formula: (and (= |v_loop_#in~aInParam_1| v_loop_~a_5) (= |v_loop_#in~bInParam_1| v_loop_~b_6)) InVars {loop_~b=v_loop_~b_6, loop_~a=v_loop_~a_5} OutVars{loop_#in~b=|v_loop_#in~bInParam_1|, loop_#in~a=|v_loop_#in~aInParam_1|} AuxVars[] AssignedVars[loop_#in~b, loop_#in~a]< 4#loopENTRYtrue 17.15/7.82 [2019-03-28 12:12:30,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.15/7.82 [2019-03-28 12:12:30,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1974305302, now seen corresponding path program 1 times 17.15/7.82 [2019-03-28 12:12:30,983 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.15/7.82 [2019-03-28 12:12:30,984 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.15/7.82 [2019-03-28 12:12:31,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.15/7.82 [2019-03-28 12:12:31,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.15/7.82 [2019-03-28 12:12:31,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.15/7.82 [2019-03-28 12:12:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.15/7.82 [2019-03-28 12:12:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.15/7.82 [2019-03-28 12:12:31,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.15/7.82 [2019-03-28 12:12:31,065 INFO L82 PathProgramCache]: Analyzing trace with hash 69209002, now seen corresponding path program 1 times 17.15/7.82 [2019-03-28 12:12:31,065 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.15/7.82 [2019-03-28 12:12:31,066 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.15/7.82 [2019-03-28 12:12:31,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.15/7.82 [2019-03-28 12:12:31,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.15/7.82 [2019-03-28 12:12:31,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.15/7.82 [2019-03-28 12:12:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.15/7.82 [2019-03-28 12:12:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.15/7.82 [2019-03-28 12:12:31,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.15/7.82 [2019-03-28 12:12:31,085 INFO L82 PathProgramCache]: Analyzing trace with hash -127084703, now seen corresponding path program 1 times 17.15/7.82 [2019-03-28 12:12:31,085 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.15/7.82 [2019-03-28 12:12:31,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.15/7.82 [2019-03-28 12:12:31,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.15/7.82 [2019-03-28 12:12:31,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.15/7.82 [2019-03-28 12:12:31,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.15/7.82 [2019-03-28 12:12:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.15/7.82 [2019-03-28 12:12:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.15/7.82 [2019-03-28 12:12:31,243 INFO L216 LassoAnalysis]: Preferences: 17.15/7.82 [2019-03-28 12:12:31,245 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.15/7.82 [2019-03-28 12:12:31,245 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.15/7.82 [2019-03-28 12:12:31,245 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.15/7.82 [2019-03-28 12:12:31,245 INFO L127 ssoRankerPreferences]: Use exernal solver: true 17.15/7.82 [2019-03-28 12:12:31,245 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.15/7.82 [2019-03-28 12:12:31,246 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.15/7.82 [2019-03-28 12:12:31,246 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.15/7.82 [2019-03-28 12:12:31,246 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 17.15/7.82 [2019-03-28 12:12:31,246 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.15/7.82 [2019-03-28 12:12:31,246 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.15/7.82 [2019-03-28 12:12:31,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,375 INFO L300 LassoAnalysis]: Preprocessing complete. 17.15/7.82 [2019-03-28 12:12:31,376 INFO L412 LassoAnalysis]: Checking for nontermination... 17.15/7.82 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.15/7.82 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.15/7.82 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.15/7.82 [2019-03-28 12:12:31,382 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.15/7.82 [2019-03-28 12:12:31,383 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.15/7.82 [2019-03-28 12:12:31,392 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.15/7.82 [2019-03-28 12:12:31,393 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {loop_random_#t~nondet5=0} Honda state: {loop_random_#t~nondet5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.15/7.82 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.15/7.82 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.15/7.82 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.15/7.82 [2019-03-28 12:12:31,422 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.15/7.82 [2019-03-28 12:12:31,422 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.15/7.82 [2019-03-28 12:12:31,426 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.15/7.82 [2019-03-28 12:12:31,426 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {loop_#t~ret6=0} Honda state: {loop_#t~ret6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.15/7.82 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.15/7.82 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.15/7.82 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.15/7.82 [2019-03-28 12:12:31,453 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.15/7.82 [2019-03-28 12:12:31,453 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.15/7.82 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.15/7.82 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.15/7.82 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.15/7.82 [2019-03-28 12:12:31,484 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 17.15/7.82 [2019-03-28 12:12:31,484 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.15/7.82 [2019-03-28 12:12:31,675 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 17.15/7.82 [2019-03-28 12:12:31,678 INFO L216 LassoAnalysis]: Preferences: 17.15/7.82 [2019-03-28 12:12:31,678 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.15/7.82 [2019-03-28 12:12:31,678 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.15/7.82 [2019-03-28 12:12:31,678 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.15/7.82 [2019-03-28 12:12:31,678 INFO L127 ssoRankerPreferences]: Use exernal solver: false 17.15/7.82 [2019-03-28 12:12:31,679 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 17.15/7.82 [2019-03-28 12:12:31,679 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.15/7.82 [2019-03-28 12:12:31,679 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.15/7.82 [2019-03-28 12:12:31,679 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 17.15/7.82 [2019-03-28 12:12:31,679 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.15/7.82 [2019-03-28 12:12:31,679 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.15/7.82 [2019-03-28 12:12:31,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.15/7.82 [2019-03-28 12:12:31,768 INFO L300 LassoAnalysis]: Preprocessing complete. 17.15/7.82 [2019-03-28 12:12:31,774 INFO L497 LassoAnalysis]: Using template 'affine'. 17.15/7.82 [2019-03-28 12:12:31,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,777 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,777 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,778 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,778 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,778 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,781 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,785 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,785 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,786 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,786 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,786 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,786 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,787 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,788 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,789 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,790 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,791 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,798 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,798 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,799 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,799 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,799 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,799 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,800 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,800 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,800 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,802 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,802 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,803 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,803 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,804 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,804 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,805 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,806 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,806 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,806 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,807 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,807 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,807 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,808 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,809 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,810 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,810 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,810 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,811 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,811 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,813 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,813 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,813 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,814 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,814 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,814 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,816 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,816 INFO L497 LassoAnalysis]: Using template '2-nested'. 17.15/7.82 [2019-03-28 12:12:31,816 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,817 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,817 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,818 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,819 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,819 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,821 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,821 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,822 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,822 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,822 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,822 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,823 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,823 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,823 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,825 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.15/7.82 [2019-03-28 12:12:31,825 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.15/7.82 Termination analysis: LINEAR_WITH_GUESSES 17.15/7.82 Number of strict supporting invariants: 0 17.15/7.82 Number of non-strict supporting invariants: 1 17.15/7.82 Consider only non-deceasing supporting invariants: true 17.15/7.82 Simplify termination arguments: true 17.15/7.82 Simplify supporting invariants: trueOverapproximate stem: false 17.15/7.82 [2019-03-28 12:12:31,826 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.15/7.82 [2019-03-28 12:12:31,826 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.15/7.82 [2019-03-28 12:12:31,826 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.15/7.82 [2019-03-28 12:12:31,826 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.15/7.82 [2019-03-28 12:12:31,826 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 17.15/7.82 [2019-03-28 12:12:31,828 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 17.15/7.82 [2019-03-28 12:12:31,828 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.15/7.82 [2019-03-28 12:12:31,836 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 17.15/7.82 [2019-03-28 12:12:31,848 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 17.15/7.82 [2019-03-28 12:12:31,848 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 2 variables to zero. 17.15/7.82 [2019-03-28 12:12:31,850 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 17.15/7.82 [2019-03-28 12:12:31,850 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 17.15/7.82 [2019-03-28 12:12:31,851 INFO L518 LassoAnalysis]: Proved termination. 17.15/7.82 [2019-03-28 12:12:31,851 INFO L520 LassoAnalysis]: Termination argument consisting of: 17.15/7.82 Ranking function 2-nested ranking function: 17.15/7.82 f0 = 1*loop_#in~a 17.15/7.82 f1 = 1*loop_#in~b 17.15/7.82 Supporting invariants [] 17.15/7.82 [2019-03-28 12:12:31,853 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 17.15/7.82 [2019-03-28 12:12:31,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.15/7.82 [2019-03-28 12:12:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.15/7.82 [2019-03-28 12:12:31,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core 17.15/7.82 [2019-03-28 12:12:31,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.15/7.82 [2019-03-28 12:12:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.15/7.82 [2019-03-28 12:12:31,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core 17.15/7.82 [2019-03-28 12:12:31,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.15/7.82 [2019-03-28 12:12:32,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 17.15/7.82 [2019-03-28 12:12:32,661 INFO L98 LoopCannibalizer]: 21 predicates before loop cannibalization 21 predicates after loop cannibalization 17.15/7.82 [2019-03-28 12:12:32,666 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 21 loop predicates 17.15/7.82 [2019-03-28 12:12:32,668 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 13 states. Second operand 6 states. 17.15/7.82 [2019-03-28 12:12:33,169 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 26 17.15/7.82 [2019-03-28 12:12:33,344 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 13 states.. Second operand 6 states. Result 48 states and 58 transitions. Complement of second has 27 states. 17.15/7.82 [2019-03-28 12:12:33,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states 17.15/7.82 [2019-03-28 12:12:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. 17.15/7.82 [2019-03-28 12:12:33,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 31 transitions. 17.15/7.82 [2019-03-28 12:12:33,351 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 31 transitions. Stem has 6 letters. Loop has 5 letters. 17.15/7.82 [2019-03-28 12:12:33,353 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.15/7.82 [2019-03-28 12:12:33,353 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 31 transitions. Stem has 11 letters. Loop has 5 letters. 17.15/7.82 [2019-03-28 12:12:33,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.15/7.82 [2019-03-28 12:12:33,354 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 31 transitions. Stem has 6 letters. Loop has 10 letters. 17.15/7.82 [2019-03-28 12:12:33,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.15/7.82 [2019-03-28 12:12:33,365 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 58 transitions. 17.15/7.82 [2019-03-28 12:12:33,370 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 17.15/7.82 [2019-03-28 12:12:33,373 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 0 states and 0 transitions. 17.15/7.82 [2019-03-28 12:12:33,375 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 17.15/7.82 [2019-03-28 12:12:33,375 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 17.15/7.82 [2019-03-28 12:12:33,375 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 17.15/7.82 [2019-03-28 12:12:33,376 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 17.15/7.82 [2019-03-28 12:12:33,376 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.15/7.82 [2019-03-28 12:12:33,376 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.15/7.82 [2019-03-28 12:12:33,376 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.15/7.82 [2019-03-28 12:12:33,376 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 17.15/7.82 [2019-03-28 12:12:33,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 17.15/7.82 [2019-03-28 12:12:33,377 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 17.15/7.82 [2019-03-28 12:12:33,377 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 17.15/7.82 [2019-03-28 12:12:33,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:12:33 BasicIcfg 17.15/7.82 [2019-03-28 12:12:33,382 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 17.15/7.82 [2019-03-28 12:12:33,383 INFO L168 Benchmark]: Toolchain (without parser) took 3364.30 ms. Allocated memory was 649.6 MB in the beginning and 750.3 MB in the end (delta: 100.7 MB). Free memory was 558.4 MB in the beginning and 634.1 MB in the end (delta: -75.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 50.3 GB. 17.15/7.82 [2019-03-28 12:12:33,384 INFO L168 Benchmark]: CDTParser took 0.17 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. 17.15/7.82 [2019-03-28 12:12:33,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.18 ms. Allocated memory was 649.6 MB in the beginning and 680.0 MB in the end (delta: 30.4 MB). Free memory was 558.4 MB in the beginning and 647.7 MB in the end (delta: -89.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 50.3 GB. 17.15/7.82 [2019-03-28 12:12:33,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.69 ms. Allocated memory is still 680.0 MB. Free memory was 647.7 MB in the beginning and 646.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 17.15/7.82 [2019-03-28 12:12:33,386 INFO L168 Benchmark]: Boogie Preprocessor took 18.51 ms. Allocated memory is still 680.0 MB. Free memory was 646.7 MB in the beginning and 644.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 50.3 GB. 17.15/7.82 [2019-03-28 12:12:33,386 INFO L168 Benchmark]: RCFGBuilder took 259.99 ms. Allocated memory is still 680.0 MB. Free memory was 644.5 MB in the beginning and 628.1 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 50.3 GB. 17.15/7.82 [2019-03-28 12:12:33,387 INFO L168 Benchmark]: BlockEncodingV2 took 74.42 ms. Allocated memory is still 680.0 MB. Free memory was 628.1 MB in the beginning and 622.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 17.15/7.82 [2019-03-28 12:12:33,388 INFO L168 Benchmark]: TraceAbstraction took 181.82 ms. Allocated memory is still 680.0 MB. Free memory was 622.7 MB in the beginning and 611.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. 17.15/7.82 [2019-03-28 12:12:33,388 INFO L168 Benchmark]: BuchiAutomizer took 2487.40 ms. Allocated memory was 680.0 MB in the beginning and 750.3 MB in the end (delta: 70.3 MB). Free memory was 611.9 MB in the beginning and 634.1 MB in the end (delta: -22.2 MB). Peak memory consumption was 48.1 MB. Max. memory is 50.3 GB. 17.15/7.82 [2019-03-28 12:12:33,392 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 17.15/7.82 --- Results --- 17.15/7.82 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 17.15/7.82 - StatisticsResult: Initial Icfg 17.15/7.82 17 locations, 21 edges 17.15/7.82 - StatisticsResult: Encoded RCFG 17.15/7.82 13 locations, 17 edges 17.15/7.82 * Results from de.uni_freiburg.informatik.ultimate.core: 17.15/7.82 - StatisticsResult: Toolchain Benchmarks 17.15/7.82 Benchmark results are: 17.15/7.82 * CDTParser took 0.17 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. 17.15/7.82 * CACSL2BoogieTranslator took 297.18 ms. Allocated memory was 649.6 MB in the beginning and 680.0 MB in the end (delta: 30.4 MB). Free memory was 558.4 MB in the beginning and 647.7 MB in the end (delta: -89.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 50.3 GB. 17.15/7.82 * Boogie Procedure Inliner took 39.69 ms. Allocated memory is still 680.0 MB. Free memory was 647.7 MB in the beginning and 646.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 17.15/7.82 * Boogie Preprocessor took 18.51 ms. Allocated memory is still 680.0 MB. Free memory was 646.7 MB in the beginning and 644.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 50.3 GB. 17.15/7.82 * RCFGBuilder took 259.99 ms. Allocated memory is still 680.0 MB. Free memory was 644.5 MB in the beginning and 628.1 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 50.3 GB. 17.15/7.82 * BlockEncodingV2 took 74.42 ms. Allocated memory is still 680.0 MB. Free memory was 628.1 MB in the beginning and 622.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 17.15/7.82 * TraceAbstraction took 181.82 ms. Allocated memory is still 680.0 MB. Free memory was 622.7 MB in the beginning and 611.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. 17.15/7.82 * BuchiAutomizer took 2487.40 ms. Allocated memory was 680.0 MB in the beginning and 750.3 MB in the end (delta: 70.3 MB). Free memory was 611.9 MB in the beginning and 634.1 MB in the end (delta: -22.2 MB). Peak memory consumption was 48.1 MB. Max. memory is 50.3 GB. 17.15/7.82 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 17.15/7.82 - AllSpecificationsHoldResult: All specifications hold 17.15/7.82 We were not able to verify any specifiation because the program does not contain any specification. 17.15/7.82 - InvariantResult [Line: 30]: Loop Invariant 17.15/7.82 Derived loop invariant: 1 17.15/7.82 - InvariantResult [Line: 30]: Loop Invariant 17.15/7.82 Derived loop invariant: 1 17.15/7.82 - InvariantResult [Line: 30]: Loop Invariant 17.15/7.82 Derived loop invariant: 1 17.15/7.82 - StatisticsResult: Ultimate Automizer benchmark data 17.15/7.82 CFG has 2 procedures, 13 locations, 0 error locations. SAFE Result, 0.1s 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=13occurred 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, 6 LocationsWithAnnotation, 9 PreInvPairs, 9 NumberOfFragments, 6 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 17.15/7.82 - StatisticsResult: Constructed decomposition of program 17.15/7.82 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has 2-nested ranking function (if \old(a) > 0 then 1 else 0), (if \old(a) > 0 then \old(a) else \old(b)) and consists of 8 locations. 17.15/7.82 - StatisticsResult: Timing statistics 17.15/7.82 BüchiAutomizer plugin needed 2.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.8s. Construction of modules took 0.0s. Büchi inclusion checks took 1.4s. 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: 18 SDtfs, 77 SDslu, 39 SDs, 0 SdLazy, 67 SolverSat, 39 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital13 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq130 hnf94 smp100 dnf100 smp100 tf112 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 4ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 3 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s 17.15/7.82 - TerminationAnalysisResult: Termination proven 17.15/7.82 Buchi Automizer proved that your program is terminating 17.15/7.82 RESULT: Ultimate proved your program to be correct! 17.15/7.82 !SESSION 2019-03-28 12:12:26.663 ----------------------------------------------- 17.15/7.82 eclipse.buildId=unknown 17.15/7.82 java.version=1.8.0_181 17.15/7.82 java.vendor=Oracle Corporation 17.15/7.82 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 17.15/7.82 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 17.15/7.82 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 17.15/7.82 17.15/7.82 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:12:33.625 17.15/7.82 !MESSAGE The workspace will exit with unsaved changes in this session. 17.15/7.82 Received shutdown request... 17.15/7.82 Ultimate: 17.15/7.82 GTK+ Version Check 17.15/7.82 EOF