11.62/5.58 NO 11.62/5.58 11.62/5.58 Ultimate: Cannot open display: 11.62/5.58 This is Ultimate 0.1.24-8dc7c08-m 11.62/5.58 [2019-03-29 02:01:29,809 INFO L170 SettingsManager]: Resetting all preferences to default values... 11.62/5.58 [2019-03-29 02:01:29,811 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 11.62/5.58 [2019-03-29 02:01:29,823 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 11.62/5.58 [2019-03-29 02:01:29,823 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 11.62/5.58 [2019-03-29 02:01:29,824 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 11.62/5.58 [2019-03-29 02:01:29,825 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 11.62/5.58 [2019-03-29 02:01:29,827 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 11.62/5.58 [2019-03-29 02:01:29,828 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 11.62/5.58 [2019-03-29 02:01:29,829 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 11.62/5.58 [2019-03-29 02:01:29,830 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 11.62/5.58 [2019-03-29 02:01:29,830 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 11.62/5.58 [2019-03-29 02:01:29,831 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 11.62/5.58 [2019-03-29 02:01:29,832 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 11.62/5.58 [2019-03-29 02:01:29,833 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 11.62/5.58 [2019-03-29 02:01:29,834 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 11.62/5.58 [2019-03-29 02:01:29,835 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 11.62/5.58 [2019-03-29 02:01:29,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 11.62/5.58 [2019-03-29 02:01:29,838 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 11.62/5.58 [2019-03-29 02:01:29,840 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 11.62/5.58 [2019-03-29 02:01:29,841 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 11.62/5.58 [2019-03-29 02:01:29,842 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 11.62/5.58 [2019-03-29 02:01:29,844 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 11.62/5.58 [2019-03-29 02:01:29,844 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 11.62/5.58 [2019-03-29 02:01:29,844 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 11.62/5.58 [2019-03-29 02:01:29,845 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 11.62/5.58 [2019-03-29 02:01:29,845 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 11.62/5.58 [2019-03-29 02:01:29,846 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 11.62/5.58 [2019-03-29 02:01:29,847 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 11.62/5.58 [2019-03-29 02:01:29,847 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 11.62/5.58 [2019-03-29 02:01:29,848 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 11.62/5.58 [2019-03-29 02:01:29,849 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 11.62/5.58 [2019-03-29 02:01:29,850 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 11.62/5.58 [2019-03-29 02:01:29,850 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 11.62/5.58 [2019-03-29 02:01:29,850 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 11.62/5.58 [2019-03-29 02:01:29,851 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 11.62/5.58 [2019-03-29 02:01:29,851 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 11.62/5.58 [2019-03-29 02:01:29,852 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 11.62/5.58 [2019-03-29 02:01:29,852 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 11.62/5.58 [2019-03-29 02:01:29,853 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 11.62/5.58 [2019-03-29 02:01:29,868 INFO L110 SettingsManager]: Loading preferences was successful 11.62/5.58 [2019-03-29 02:01:29,868 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 11.62/5.58 [2019-03-29 02:01:29,869 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 11.62/5.58 [2019-03-29 02:01:29,869 INFO L133 SettingsManager]: * Rewrite not-equals=true 11.62/5.58 [2019-03-29 02:01:29,869 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 11.62/5.58 [2019-03-29 02:01:29,869 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 11.62/5.58 [2019-03-29 02:01:29,870 INFO L133 SettingsManager]: * Use SBE=true 11.62/5.58 [2019-03-29 02:01:29,870 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 11.62/5.58 [2019-03-29 02:01:29,870 INFO L133 SettingsManager]: * Use old map elimination=false 11.62/5.58 [2019-03-29 02:01:29,870 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 11.62/5.58 [2019-03-29 02:01:29,870 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 11.62/5.58 [2019-03-29 02:01:29,870 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 11.62/5.58 [2019-03-29 02:01:29,871 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 11.62/5.58 [2019-03-29 02:01:29,871 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 11.62/5.58 [2019-03-29 02:01:29,871 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 11.62/5.58 [2019-03-29 02:01:29,871 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 11.62/5.58 [2019-03-29 02:01:29,871 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 11.62/5.58 [2019-03-29 02:01:29,871 INFO L133 SettingsManager]: * Check division by zero=IGNORE 11.62/5.58 [2019-03-29 02:01:29,872 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 11.62/5.58 [2019-03-29 02:01:29,872 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 11.62/5.58 [2019-03-29 02:01:29,872 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 11.62/5.58 [2019-03-29 02:01:29,872 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 11.62/5.58 [2019-03-29 02:01:29,872 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 11.62/5.58 [2019-03-29 02:01:29,873 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 11.62/5.58 [2019-03-29 02:01:29,873 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 11.62/5.58 [2019-03-29 02:01:29,873 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 11.62/5.58 [2019-03-29 02:01:29,873 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 11.62/5.58 [2019-03-29 02:01:29,873 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 11.62/5.58 [2019-03-29 02:01:29,873 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 11.62/5.58 [2019-03-29 02:01:29,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 11.62/5.58 [2019-03-29 02:01:29,912 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 11.62/5.58 [2019-03-29 02:01:29,915 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 11.62/5.58 [2019-03-29 02:01:29,917 INFO L271 PluginConnector]: Initializing CDTParser... 11.62/5.58 [2019-03-29 02:01:29,917 INFO L276 PluginConnector]: CDTParser initialized 11.62/5.58 [2019-03-29 02:01:29,918 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 11.62/5.58 [2019-03-29 02:01:29,978 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/8bdb616247014ab0950f6881436ce6bf/FLAG0dc55ae08 11.62/5.58 [2019-03-29 02:01:30,314 INFO L307 CDTParser]: Found 1 translation units. 11.62/5.58 [2019-03-29 02:01:30,315 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 11.62/5.58 [2019-03-29 02:01:30,321 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/8bdb616247014ab0950f6881436ce6bf/FLAG0dc55ae08 11.62/5.58 [2019-03-29 02:01:30,722 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/8bdb616247014ab0950f6881436ce6bf 11.62/5.58 [2019-03-29 02:01:30,733 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 11.62/5.58 [2019-03-29 02:01:30,735 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 11.62/5.58 [2019-03-29 02:01:30,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 11.62/5.58 [2019-03-29 02:01:30,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 11.62/5.58 [2019-03-29 02:01:30,740 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 11.62/5.58 [2019-03-29 02:01:30,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:01:30" (1/1) ... 11.62/5.58 [2019-03-29 02:01:30,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2866d459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:30, skipping insertion in model container 11.62/5.58 [2019-03-29 02:01:30,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:01:30" (1/1) ... 11.62/5.58 [2019-03-29 02:01:30,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 11.62/5.58 [2019-03-29 02:01:30,769 INFO L176 MainTranslator]: Built tables and reachable declarations 11.62/5.58 [2019-03-29 02:01:30,926 INFO L206 PostProcessor]: Analyzing one entry point: main 11.62/5.58 [2019-03-29 02:01:30,930 INFO L191 MainTranslator]: Completed pre-run 11.62/5.58 [2019-03-29 02:01:30,947 INFO L206 PostProcessor]: Analyzing one entry point: main 11.62/5.58 [2019-03-29 02:01:31,024 INFO L195 MainTranslator]: Completed translation 11.62/5.58 [2019-03-29 02:01:31,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31 WrapperNode 11.62/5.58 [2019-03-29 02:01:31,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 11.62/5.58 [2019-03-29 02:01:31,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 11.62/5.58 [2019-03-29 02:01:31,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 11.62/5.58 [2019-03-29 02:01:31,026 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 11.62/5.58 [2019-03-29 02:01:31,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 11.62/5.58 [2019-03-29 02:01:31,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 11.62/5.58 [2019-03-29 02:01:31,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 11.62/5.58 [2019-03-29 02:01:31,065 INFO L276 PluginConnector]: Boogie Preprocessor initialized 11.62/5.58 [2019-03-29 02:01:31,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 11.62/5.58 [2019-03-29 02:01:31,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 11.62/5.58 [2019-03-29 02:01:31,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... 11.62/5.58 [2019-03-29 02:01:31,086 INFO L276 PluginConnector]: RCFGBuilder initialized 11.62/5.58 [2019-03-29 02:01:31,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (1/1) ... 11.62/5.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 11.62/5.58 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 11.62/5.58 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 11.62/5.58 [2019-03-29 02:01:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 11.62/5.58 [2019-03-29 02:01:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 11.62/5.58 [2019-03-29 02:01:31,297 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 11.62/5.58 [2019-03-29 02:01:31,297 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 11.62/5.58 [2019-03-29 02:01:31,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:01:31 BoogieIcfgContainer 11.62/5.58 [2019-03-29 02:01:31,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 11.62/5.58 [2019-03-29 02:01:31,299 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 11.62/5.58 [2019-03-29 02:01:31,299 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 11.62/5.58 [2019-03-29 02:01:31,302 INFO L276 PluginConnector]: BlockEncodingV2 initialized 11.62/5.58 [2019-03-29 02:01:31,303 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:01:31" (1/1) ... 11.62/5.58 [2019-03-29 02:01:31,318 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 11.62/5.58 [2019-03-29 02:01:31,320 INFO L258 BlockEncoder]: Using Remove infeasible edges 11.62/5.58 [2019-03-29 02:01:31,321 INFO L263 BlockEncoder]: Using Maximize final states 11.62/5.58 [2019-03-29 02:01:31,322 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 11.62/5.58 [2019-03-29 02:01:31,322 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 11.62/5.58 [2019-03-29 02:01:31,324 INFO L296 BlockEncoder]: Using Remove sink states 11.62/5.58 [2019-03-29 02:01:31,325 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 11.62/5.58 [2019-03-29 02:01:31,325 INFO L179 BlockEncoder]: Using Rewrite not-equals 11.62/5.58 [2019-03-29 02:01:31,340 INFO L185 BlockEncoder]: Using Use SBE 11.62/5.58 [2019-03-29 02:01:31,349 INFO L200 BlockEncoder]: SBE split 0 edges 11.62/5.58 [2019-03-29 02:01:31,354 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 11.62/5.58 [2019-03-29 02:01:31,357 INFO L71 MaximizeFinalStates]: 0 new accepting states 11.62/5.58 [2019-03-29 02:01:31,371 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 11.62/5.58 [2019-03-29 02:01:31,373 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 11.62/5.58 [2019-03-29 02:01:31,375 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 11.62/5.58 [2019-03-29 02:01:31,375 INFO L71 MaximizeFinalStates]: 0 new accepting states 11.62/5.58 [2019-03-29 02:01:31,375 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 11.62/5.58 [2019-03-29 02:01:31,375 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 11.62/5.58 [2019-03-29 02:01:31,376 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 11.62/5.58 [2019-03-29 02:01:31,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:01:31 BasicIcfg 11.62/5.58 [2019-03-29 02:01:31,376 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 11.62/5.58 [2019-03-29 02:01:31,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 11.62/5.58 [2019-03-29 02:01:31,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... 11.62/5.58 [2019-03-29 02:01:31,381 INFO L276 PluginConnector]: TraceAbstraction initialized 11.62/5.58 [2019-03-29 02:01:31,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:01:30" (1/4) ... 11.62/5.58 [2019-03-29 02:01:31,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34f1a52f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:01:31, skipping insertion in model container 11.62/5.58 [2019-03-29 02:01:31,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (2/4) ... 11.62/5.58 [2019-03-29 02:01:31,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34f1a52f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:01:31, skipping insertion in model container 11.62/5.58 [2019-03-29 02:01:31,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:01:31" (3/4) ... 11.62/5.58 [2019-03-29 02:01:31,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34f1a52f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:01:31, skipping insertion in model container 11.62/5.58 [2019-03-29 02:01:31,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:01:31" (4/4) ... 11.62/5.58 [2019-03-29 02:01:31,385 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 11.62/5.58 [2019-03-29 02:01:31,395 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 11.62/5.58 [2019-03-29 02:01:31,403 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 11.62/5.58 [2019-03-29 02:01:31,420 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 11.62/5.58 [2019-03-29 02:01:31,449 INFO L133 ementStrategyFactory]: Using default assertion order modulation 11.62/5.58 [2019-03-29 02:01:31,450 INFO L382 AbstractCegarLoop]: Interprodecural is true 11.62/5.58 [2019-03-29 02:01:31,450 INFO L383 AbstractCegarLoop]: Hoare is true 11.62/5.58 [2019-03-29 02:01:31,450 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 11.62/5.58 [2019-03-29 02:01:31,450 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 11.62/5.58 [2019-03-29 02:01:31,450 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 11.62/5.58 [2019-03-29 02:01:31,451 INFO L387 AbstractCegarLoop]: Difference is false 11.62/5.58 [2019-03-29 02:01:31,451 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 11.62/5.58 [2019-03-29 02:01:31,451 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 11.62/5.58 [2019-03-29 02:01:31,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 11.62/5.58 [2019-03-29 02:01:31,470 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 11.62/5.58 [2019-03-29 02:01:31,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 11.62/5.58 [2019-03-29 02:01:31,524 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 11.62/5.58 [2019-03-29 02:01:31,524 INFO L451 ceAbstractionStarter]: At program point L12-2(lines 12 16) the Hoare annotation is: true 11.62/5.58 [2019-03-29 02:01:31,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:01:31 BasicIcfg 11.62/5.58 [2019-03-29 02:01:31,533 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 11.62/5.58 [2019-03-29 02:01:31,533 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 11.62/5.58 [2019-03-29 02:01:31,533 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 11.62/5.58 [2019-03-29 02:01:31,537 INFO L276 PluginConnector]: BuchiAutomizer initialized 11.62/5.58 [2019-03-29 02:01:31,537 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.62/5.58 [2019-03-29 02:01:31,538 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:01:30" (1/5) ... 11.62/5.58 [2019-03-29 02:01:31,538 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6fc13160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:01:31, skipping insertion in model container 11.62/5.58 [2019-03-29 02:01:31,538 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.62/5.58 [2019-03-29 02:01:31,539 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:01:31" (2/5) ... 11.62/5.58 [2019-03-29 02:01:31,539 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6fc13160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:01:31, skipping insertion in model container 11.62/5.58 [2019-03-29 02:01:31,539 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.62/5.58 [2019-03-29 02:01:31,539 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:01:31" (3/5) ... 11.62/5.58 [2019-03-29 02:01:31,540 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6fc13160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:01:31, skipping insertion in model container 11.62/5.58 [2019-03-29 02:01:31,540 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.62/5.58 [2019-03-29 02:01:31,540 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:01:31" (4/5) ... 11.62/5.58 [2019-03-29 02:01:31,540 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6fc13160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:01:31, skipping insertion in model container 11.62/5.58 [2019-03-29 02:01:31,540 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.62/5.58 [2019-03-29 02:01:31,541 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:01:31" (5/5) ... 11.62/5.58 [2019-03-29 02:01:31,542 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 11.62/5.58 [2019-03-29 02:01:31,569 INFO L133 ementStrategyFactory]: Using default assertion order modulation 11.62/5.58 [2019-03-29 02:01:31,569 INFO L374 BuchiCegarLoop]: Interprodecural is true 11.62/5.58 [2019-03-29 02:01:31,569 INFO L375 BuchiCegarLoop]: Hoare is true 11.62/5.58 [2019-03-29 02:01:31,570 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 11.62/5.58 [2019-03-29 02:01:31,570 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 11.62/5.58 [2019-03-29 02:01:31,570 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 11.62/5.58 [2019-03-29 02:01:31,570 INFO L379 BuchiCegarLoop]: Difference is false 11.62/5.58 [2019-03-29 02:01:31,570 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 11.62/5.58 [2019-03-29 02:01:31,570 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 11.62/5.58 [2019-03-29 02:01:31,574 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 11.62/5.58 [2019-03-29 02:01:31,592 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 11.62/5.58 [2019-03-29 02:01:31,592 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 11.62/5.58 [2019-03-29 02:01:31,592 INFO L119 BuchiIsEmpty]: Starting construction of run 11.62/5.58 [2019-03-29 02:01:31,598 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 11.62/5.58 [2019-03-29 02:01:31,598 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 11.62/5.58 [2019-03-29 02:01:31,598 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 11.62/5.58 [2019-03-29 02:01:31,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 11.62/5.58 [2019-03-29 02:01:31,599 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 11.62/5.58 [2019-03-29 02:01:31,599 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 11.62/5.58 [2019-03-29 02:01:31,599 INFO L119 BuchiIsEmpty]: Starting construction of run 11.62/5.58 [2019-03-29 02:01:31,599 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 11.62/5.58 [2019-03-29 02:01:31,600 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 11.62/5.58 [2019-03-29 02:01:31,605 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [21] ULTIMATE.startENTRY-->L12-2: Formula: (and (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~r~0=v_ULTIMATE.start_main_~r~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~r~0] 3#L12-2true 11.62/5.58 [2019-03-29 02:01:31,605 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true [20] L12-2-->L12-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_7 (+ (* (- 1) |v_ULTIMATE.start_main_#t~nondet2_3|) v_ULTIMATE.start_main_~i~0_8)) (= v_ULTIMATE.start_main_~r~0_4 (+ |v_ULTIMATE.start_main_#t~nondet3_3| 1)) (= v_ULTIMATE.start_main_~j~0_7 (+ v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~r~0_4)) (<= (+ v_ULTIMATE.start_main_~j~0_8 1) v_ULTIMATE.start_main_~i~0_8)) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_3|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_3|} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~r~0=v_ULTIMATE.start_main_~r~0_4, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_2|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~r~0] 3#L12-2true 11.62/5.58 [2019-03-29 02:01:31,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 11.62/5.58 [2019-03-29 02:01:31,612 INFO L82 PathProgramCache]: Analyzing trace with hash 52, now seen corresponding path program 1 times 11.62/5.58 [2019-03-29 02:01:31,614 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 11.62/5.58 [2019-03-29 02:01:31,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 11.62/5.58 [2019-03-29 02:01:31,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.62/5.58 [2019-03-29 02:01:31,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 11.62/5.58 [2019-03-29 02:01:31,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.62/5.58 [2019-03-29 02:01:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.62/5.58 [2019-03-29 02:01:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.62/5.58 [2019-03-29 02:01:31,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 11.62/5.58 [2019-03-29 02:01:31,689 INFO L82 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times 11.62/5.58 [2019-03-29 02:01:31,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 11.62/5.58 [2019-03-29 02:01:31,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 11.62/5.58 [2019-03-29 02:01:31,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.62/5.58 [2019-03-29 02:01:31,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 11.62/5.58 [2019-03-29 02:01:31,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.62/5.58 [2019-03-29 02:01:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.62/5.58 [2019-03-29 02:01:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.62/5.58 [2019-03-29 02:01:31,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 11.62/5.58 [2019-03-29 02:01:31,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1632, now seen corresponding path program 1 times 11.62/5.58 [2019-03-29 02:01:31,707 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 11.62/5.58 [2019-03-29 02:01:31,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 11.62/5.58 [2019-03-29 02:01:31,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.62/5.58 [2019-03-29 02:01:31,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 11.62/5.58 [2019-03-29 02:01:31,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.62/5.58 [2019-03-29 02:01:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.62/5.58 [2019-03-29 02:01:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.62/5.58 [2019-03-29 02:01:31,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:01:31 BasicIcfg 11.62/5.58 [2019-03-29 02:01:31,810 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 11.62/5.58 [2019-03-29 02:01:31,810 INFO L168 Benchmark]: Toolchain (without parser) took 1076.52 ms. Allocated memory was 649.6 MB in the beginning and 694.7 MB in the end (delta: 45.1 MB). Free memory was 557.4 MB in the beginning and 607.6 MB in the end (delta: -50.2 MB). There was no memory consumed. Max. memory is 50.3 GB. 11.62/5.58 [2019-03-29 02:01:31,812 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. 11.62/5.58 [2019-03-29 02:01:31,812 INFO L168 Benchmark]: CACSL2BoogieTranslator took 288.93 ms. Allocated memory was 649.6 MB in the beginning and 694.7 MB in the end (delta: 45.1 MB). Free memory was 557.4 MB in the beginning and 662.2 MB in the end (delta: -104.8 MB). Peak memory consumption was 30.1 MB. Max. memory is 50.3 GB. 11.62/5.58 [2019-03-29 02:01:31,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.33 ms. Allocated memory is still 694.7 MB. Free memory was 662.2 MB in the beginning and 659.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 11.62/5.58 [2019-03-29 02:01:31,814 INFO L168 Benchmark]: Boogie Preprocessor took 20.80 ms. Allocated memory is still 694.7 MB. Free memory was 659.1 MB in the beginning and 657.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 11.62/5.58 [2019-03-29 02:01:31,815 INFO L168 Benchmark]: RCFGBuilder took 213.35 ms. Allocated memory is still 694.7 MB. Free memory was 657.7 MB in the beginning and 645.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 50.3 GB. 11.62/5.58 [2019-03-29 02:01:31,815 INFO L168 Benchmark]: BlockEncodingV2 took 77.25 ms. Allocated memory is still 694.7 MB. Free memory was 645.2 MB in the beginning and 641.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 11.62/5.58 [2019-03-29 02:01:31,816 INFO L168 Benchmark]: TraceAbstraction took 155.63 ms. Allocated memory is still 694.7 MB. Free memory was 639.8 MB in the beginning and 631.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 11.62/5.58 [2019-03-29 02:01:31,817 INFO L168 Benchmark]: BuchiAutomizer took 276.28 ms. Allocated memory is still 694.7 MB. Free memory was 631.6 MB in the beginning and 607.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 50.3 GB. 11.62/5.58 [2019-03-29 02:01:31,821 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 11.62/5.58 --- Results --- 11.62/5.58 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 11.62/5.58 - StatisticsResult: Initial Icfg 11.62/5.58 6 locations, 7 edges 11.62/5.58 - StatisticsResult: Encoded RCFG 11.62/5.58 2 locations, 2 edges 11.62/5.58 * Results from de.uni_freiburg.informatik.ultimate.core: 11.62/5.58 - StatisticsResult: Toolchain Benchmarks 11.62/5.58 Benchmark results are: 11.62/5.58 * 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. 11.62/5.58 * CACSL2BoogieTranslator took 288.93 ms. Allocated memory was 649.6 MB in the beginning and 694.7 MB in the end (delta: 45.1 MB). Free memory was 557.4 MB in the beginning and 662.2 MB in the end (delta: -104.8 MB). Peak memory consumption was 30.1 MB. Max. memory is 50.3 GB. 11.62/5.58 * Boogie Procedure Inliner took 38.33 ms. Allocated memory is still 694.7 MB. Free memory was 662.2 MB in the beginning and 659.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 11.62/5.58 * Boogie Preprocessor took 20.80 ms. Allocated memory is still 694.7 MB. Free memory was 659.1 MB in the beginning and 657.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 11.62/5.58 * RCFGBuilder took 213.35 ms. Allocated memory is still 694.7 MB. Free memory was 657.7 MB in the beginning and 645.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 50.3 GB. 11.62/5.58 * BlockEncodingV2 took 77.25 ms. Allocated memory is still 694.7 MB. Free memory was 645.2 MB in the beginning and 641.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 11.62/5.58 * TraceAbstraction took 155.63 ms. Allocated memory is still 694.7 MB. Free memory was 639.8 MB in the beginning and 631.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 11.62/5.58 * BuchiAutomizer took 276.28 ms. Allocated memory is still 694.7 MB. Free memory was 631.6 MB in the beginning and 607.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 50.3 GB. 11.62/5.58 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 11.62/5.58 - AllSpecificationsHoldResult: All specifications hold 11.62/5.58 We were not able to verify any specifiation because the program does not contain any specification. 11.62/5.58 - InvariantResult [Line: 12]: Loop Invariant 11.62/5.58 Derived loop invariant: 1 11.62/5.58 - StatisticsResult: Ultimate Automizer benchmark data 11.62/5.58 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 11.62/5.58 - StatisticsResult: Constructed decomposition of program 11.62/5.58 Trivial decomposition into one nonterminating module. 11.62/5.58 - StatisticsResult: Timing statistics 11.62/5.58 BüchiAutomizer plugin needed 0.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 11.62/5.58 - TerminationAnalysisResult: Nontermination possible 11.62/5.58 Buchi Automizer proved that your program is nonterminating for some inputs 11.62/5.58 - FixpointNonTerminationResult [Line: 12]: Nontermination argument in form of an infinite program execution. 11.62/5.58 Nontermination argument in form of an infinite execution 11.62/5.58 State at position 0 is 11.62/5.58 {} 11.62/5.58 State at position 1 is 11.62/5.58 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4f93f10=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@688dfb37=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e214356=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6aaceff9=0, r=0, i=1, j=0} 11.62/5.58 - StatisticsResult: NonterminationArgumentStatistics 11.62/5.58 Fixpoint 11.62/5.58 - NonterminatingLassoResult [Line: 12]: Nonterminating execution 11.62/5.58 Found a nonterminating execution for the following lasso shaped sequence of statements. 11.62/5.58 Stem: 11.62/5.58 [L6] int i; 11.62/5.58 [L7] int j; 11.62/5.58 [L8] int r; 11.62/5.58 [L9] i = __VERIFIER_nondet_int() 11.62/5.58 [L10] j = __VERIFIER_nondet_int() 11.62/5.58 Loop: 11.62/5.58 [L12] COND TRUE i - j >= 1 11.62/5.58 [L13] i = i - __VERIFIER_nondet_int() 11.62/5.58 [L14] r = __VERIFIER_nondet_int() + 1 11.62/5.58 [L15] j = j + r 11.62/5.58 End of lasso representation. 11.62/5.58 RESULT: Ultimate proved your program to be incorrect! 11.62/5.58 !SESSION 2019-03-29 02:01:27.441 ----------------------------------------------- 11.62/5.58 eclipse.buildId=unknown 11.62/5.58 java.version=1.8.0_181 11.62/5.58 java.vendor=Oracle Corporation 11.62/5.58 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 11.62/5.58 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 11.62/5.58 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 11.62/5.58 11.62/5.58 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:01:32.057 11.62/5.58 !MESSAGE The workspace will exit with unsaved changes in this session. 11.62/5.58 Received shutdown request... 11.62/5.58 Ultimate: 11.62/5.58 GTK+ Version Check 11.62/5.58 EOF