11.74/5.73 NO 11.74/5.73 11.74/5.73 Ultimate: Cannot open display: 11.74/5.73 This is Ultimate 0.1.24-8dc7c08-m 11.74/5.73 [2019-03-29 02:14:14,629 INFO L170 SettingsManager]: Resetting all preferences to default values... 11.74/5.73 [2019-03-29 02:14:14,631 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 11.74/5.73 [2019-03-29 02:14:14,643 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 11.74/5.73 [2019-03-29 02:14:14,643 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 11.74/5.73 [2019-03-29 02:14:14,644 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 11.74/5.73 [2019-03-29 02:14:14,645 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 11.74/5.73 [2019-03-29 02:14:14,647 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 11.74/5.73 [2019-03-29 02:14:14,648 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 11.74/5.73 [2019-03-29 02:14:14,649 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 11.74/5.73 [2019-03-29 02:14:14,650 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 11.74/5.73 [2019-03-29 02:14:14,650 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 11.74/5.73 [2019-03-29 02:14:14,651 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 11.74/5.73 [2019-03-29 02:14:14,652 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 11.74/5.73 [2019-03-29 02:14:14,653 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 11.74/5.73 [2019-03-29 02:14:14,654 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 11.74/5.73 [2019-03-29 02:14:14,655 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 11.74/5.73 [2019-03-29 02:14:14,656 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 11.74/5.73 [2019-03-29 02:14:14,658 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 11.74/5.73 [2019-03-29 02:14:14,659 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 11.74/5.73 [2019-03-29 02:14:14,660 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 11.74/5.73 [2019-03-29 02:14:14,662 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 11.74/5.73 [2019-03-29 02:14:14,664 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 11.74/5.73 [2019-03-29 02:14:14,664 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 11.74/5.73 [2019-03-29 02:14:14,664 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 11.74/5.73 [2019-03-29 02:14:14,665 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 11.74/5.73 [2019-03-29 02:14:14,666 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 11.74/5.73 [2019-03-29 02:14:14,667 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 11.74/5.73 [2019-03-29 02:14:14,667 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 11.74/5.73 [2019-03-29 02:14:14,667 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 11.74/5.73 [2019-03-29 02:14:14,668 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 11.74/5.73 [2019-03-29 02:14:14,669 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 11.74/5.73 [2019-03-29 02:14:14,670 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 11.74/5.73 [2019-03-29 02:14:14,670 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 11.74/5.73 [2019-03-29 02:14:14,671 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 11.74/5.73 [2019-03-29 02:14:14,671 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 11.74/5.73 [2019-03-29 02:14:14,671 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 11.74/5.73 [2019-03-29 02:14:14,672 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 11.74/5.73 [2019-03-29 02:14:14,673 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 11.74/5.73 [2019-03-29 02:14:14,673 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 11.74/5.73 [2019-03-29 02:14:14,688 INFO L110 SettingsManager]: Loading preferences was successful 11.74/5.73 [2019-03-29 02:14:14,688 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 11.74/5.73 [2019-03-29 02:14:14,689 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 11.74/5.73 [2019-03-29 02:14:14,689 INFO L133 SettingsManager]: * Rewrite not-equals=true 11.74/5.73 [2019-03-29 02:14:14,689 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 11.74/5.73 [2019-03-29 02:14:14,690 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 11.74/5.73 [2019-03-29 02:14:14,690 INFO L133 SettingsManager]: * Use SBE=true 11.74/5.73 [2019-03-29 02:14:14,690 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 11.74/5.73 [2019-03-29 02:14:14,690 INFO L133 SettingsManager]: * Use old map elimination=false 11.74/5.73 [2019-03-29 02:14:14,690 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 11.74/5.73 [2019-03-29 02:14:14,690 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 11.74/5.73 [2019-03-29 02:14:14,691 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 11.74/5.73 [2019-03-29 02:14:14,691 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 11.74/5.73 [2019-03-29 02:14:14,691 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 11.74/5.73 [2019-03-29 02:14:14,691 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 11.74/5.73 [2019-03-29 02:14:14,691 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 11.74/5.73 [2019-03-29 02:14:14,691 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 11.74/5.73 [2019-03-29 02:14:14,692 INFO L133 SettingsManager]: * Check division by zero=IGNORE 11.74/5.73 [2019-03-29 02:14:14,692 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 11.74/5.73 [2019-03-29 02:14:14,692 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 11.74/5.73 [2019-03-29 02:14:14,692 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 11.74/5.73 [2019-03-29 02:14:14,692 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 11.74/5.73 [2019-03-29 02:14:14,693 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 11.74/5.73 [2019-03-29 02:14:14,693 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 11.74/5.73 [2019-03-29 02:14:14,693 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 11.74/5.73 [2019-03-29 02:14:14,693 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 11.74/5.73 [2019-03-29 02:14:14,693 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 11.74/5.73 [2019-03-29 02:14:14,693 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 11.74/5.73 [2019-03-29 02:14:14,694 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 11.74/5.73 [2019-03-29 02:14:14,719 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 11.74/5.73 [2019-03-29 02:14:14,733 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 11.74/5.73 [2019-03-29 02:14:14,736 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 11.74/5.73 [2019-03-29 02:14:14,738 INFO L271 PluginConnector]: Initializing CDTParser... 11.74/5.73 [2019-03-29 02:14:14,738 INFO L276 PluginConnector]: CDTParser initialized 11.74/5.73 [2019-03-29 02:14:14,739 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 11.74/5.73 [2019-03-29 02:14:14,826 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/b3da30bfb10145cfbd942680429bfb9c/FLAGd3a49b0f9 11.74/5.73 [2019-03-29 02:14:15,173 INFO L307 CDTParser]: Found 1 translation units. 11.74/5.73 [2019-03-29 02:14:15,174 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 11.74/5.73 [2019-03-29 02:14:15,181 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/b3da30bfb10145cfbd942680429bfb9c/FLAGd3a49b0f9 11.74/5.73 [2019-03-29 02:14:15,587 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/b3da30bfb10145cfbd942680429bfb9c 11.74/5.73 [2019-03-29 02:14:15,599 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 11.74/5.73 [2019-03-29 02:14:15,601 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 11.74/5.73 [2019-03-29 02:14:15,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 11.74/5.73 [2019-03-29 02:14:15,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 11.74/5.73 [2019-03-29 02:14:15,606 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 11.74/5.73 [2019-03-29 02:14:15,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a7ee90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15, skipping insertion in model container 11.74/5.73 [2019-03-29 02:14:15,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 11.74/5.73 [2019-03-29 02:14:15,636 INFO L176 MainTranslator]: Built tables and reachable declarations 11.74/5.73 [2019-03-29 02:14:15,796 INFO L206 PostProcessor]: Analyzing one entry point: main 11.74/5.73 [2019-03-29 02:14:15,800 INFO L191 MainTranslator]: Completed pre-run 11.74/5.73 [2019-03-29 02:14:15,817 INFO L206 PostProcessor]: Analyzing one entry point: main 11.74/5.73 [2019-03-29 02:14:15,895 INFO L195 MainTranslator]: Completed translation 11.74/5.73 [2019-03-29 02:14:15,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15 WrapperNode 11.74/5.73 [2019-03-29 02:14:15,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 11.74/5.73 [2019-03-29 02:14:15,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 11.74/5.73 [2019-03-29 02:14:15,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 11.74/5.73 [2019-03-29 02:14:15,897 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 11.74/5.73 [2019-03-29 02:14:15,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 11.74/5.73 [2019-03-29 02:14:15,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 11.74/5.73 [2019-03-29 02:14:15,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 11.74/5.73 [2019-03-29 02:14:15,938 INFO L276 PluginConnector]: Boogie Preprocessor initialized 11.74/5.73 [2019-03-29 02:14:15,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 [2019-03-29 02:14:15,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 11.74/5.73 [2019-03-29 02:14:15,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 11.74/5.73 [2019-03-29 02:14:15,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... 11.74/5.73 [2019-03-29 02:14:15,959 INFO L276 PluginConnector]: RCFGBuilder initialized 11.74/5.73 [2019-03-29 02:14:15,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (1/1) ... 11.74/5.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 11.74/5.73 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 11.74/5.73 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 11.74/5.73 [2019-03-29 02:14:16,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 11.74/5.73 [2019-03-29 02:14:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 11.74/5.73 [2019-03-29 02:14:16,165 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 11.74/5.73 [2019-03-29 02:14:16,166 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 11.74/5.73 [2019-03-29 02:14:16,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:14:16 BoogieIcfgContainer 11.74/5.73 [2019-03-29 02:14:16,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 11.74/5.73 [2019-03-29 02:14:16,168 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 11.74/5.73 [2019-03-29 02:14:16,168 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 11.74/5.73 [2019-03-29 02:14:16,171 INFO L276 PluginConnector]: BlockEncodingV2 initialized 11.74/5.73 [2019-03-29 02:14:16,172 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:14:16" (1/1) ... 11.74/5.73 [2019-03-29 02:14:16,190 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 11.74/5.73 [2019-03-29 02:14:16,193 INFO L258 BlockEncoder]: Using Remove infeasible edges 11.74/5.73 [2019-03-29 02:14:16,194 INFO L263 BlockEncoder]: Using Maximize final states 11.74/5.73 [2019-03-29 02:14:16,195 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 11.74/5.73 [2019-03-29 02:14:16,195 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 11.74/5.73 [2019-03-29 02:14:16,197 INFO L296 BlockEncoder]: Using Remove sink states 11.74/5.73 [2019-03-29 02:14:16,198 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 11.74/5.73 [2019-03-29 02:14:16,198 INFO L179 BlockEncoder]: Using Rewrite not-equals 11.74/5.73 [2019-03-29 02:14:16,216 INFO L185 BlockEncoder]: Using Use SBE 11.74/5.73 [2019-03-29 02:14:16,232 INFO L200 BlockEncoder]: SBE split 1 edges 11.74/5.73 [2019-03-29 02:14:16,237 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 11.74/5.73 [2019-03-29 02:14:16,239 INFO L71 MaximizeFinalStates]: 0 new accepting states 11.74/5.73 [2019-03-29 02:14:16,249 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 11.74/5.73 [2019-03-29 02:14:16,252 INFO L70 RemoveSinkStates]: Removed 4 edges and 2 locations by removing sink states 11.74/5.73 [2019-03-29 02:14:16,253 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 11.74/5.73 [2019-03-29 02:14:16,253 INFO L71 MaximizeFinalStates]: 0 new accepting states 11.74/5.73 [2019-03-29 02:14:16,253 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 11.74/5.73 [2019-03-29 02:14:16,254 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 11.74/5.73 [2019-03-29 02:14:16,254 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 11.74/5.73 [2019-03-29 02:14:16,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:14:16 BasicIcfg 11.74/5.73 [2019-03-29 02:14:16,255 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 11.74/5.73 [2019-03-29 02:14:16,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 11.74/5.73 [2019-03-29 02:14:16,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... 11.74/5.73 [2019-03-29 02:14:16,259 INFO L276 PluginConnector]: TraceAbstraction initialized 11.74/5.73 [2019-03-29 02:14:16,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:14:15" (1/4) ... 11.74/5.73 [2019-03-29 02:14:16,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36973ace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:14:16, skipping insertion in model container 11.74/5.73 [2019-03-29 02:14:16,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (2/4) ... 11.74/5.73 [2019-03-29 02:14:16,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36973ace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:14:16, skipping insertion in model container 11.74/5.73 [2019-03-29 02:14:16,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:14:16" (3/4) ... 11.74/5.73 [2019-03-29 02:14:16,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36973ace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:14:16, skipping insertion in model container 11.74/5.73 [2019-03-29 02:14:16,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:14:16" (4/4) ... 11.74/5.73 [2019-03-29 02:14:16,264 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 11.74/5.73 [2019-03-29 02:14:16,274 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 11.74/5.73 [2019-03-29 02:14:16,281 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 11.74/5.73 [2019-03-29 02:14:16,299 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 11.74/5.73 [2019-03-29 02:14:16,327 INFO L133 ementStrategyFactory]: Using default assertion order modulation 11.74/5.73 [2019-03-29 02:14:16,328 INFO L382 AbstractCegarLoop]: Interprodecural is true 11.74/5.73 [2019-03-29 02:14:16,328 INFO L383 AbstractCegarLoop]: Hoare is true 11.74/5.73 [2019-03-29 02:14:16,329 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 11.74/5.73 [2019-03-29 02:14:16,329 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 11.74/5.73 [2019-03-29 02:14:16,329 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 11.74/5.73 [2019-03-29 02:14:16,329 INFO L387 AbstractCegarLoop]: Difference is false 11.74/5.73 [2019-03-29 02:14:16,330 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 11.74/5.73 [2019-03-29 02:14:16,330 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 11.74/5.73 [2019-03-29 02:14:16,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 11.74/5.73 [2019-03-29 02:14:16,349 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 11.74/5.73 [2019-03-29 02:14:16,352 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 11.74/5.73 [2019-03-29 02:14:16,402 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 11.74/5.73 [2019-03-29 02:14:16,402 INFO L451 ceAbstractionStarter]: At program point L14-2(lines 14 19) the Hoare annotation is: true 11.74/5.73 [2019-03-29 02:14:16,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:14:16 BasicIcfg 11.74/5.73 [2019-03-29 02:14:16,410 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 11.74/5.73 [2019-03-29 02:14:16,411 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 11.74/5.73 [2019-03-29 02:14:16,411 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 11.74/5.73 [2019-03-29 02:14:16,414 INFO L276 PluginConnector]: BuchiAutomizer initialized 11.74/5.73 [2019-03-29 02:14:16,415 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.74/5.73 [2019-03-29 02:14:16,415 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:14:15" (1/5) ... 11.74/5.73 [2019-03-29 02:14:16,416 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c083bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:14:16, skipping insertion in model container 11.74/5.73 [2019-03-29 02:14:16,416 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.74/5.73 [2019-03-29 02:14:16,416 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:15" (2/5) ... 11.74/5.73 [2019-03-29 02:14:16,417 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c083bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:14:16, skipping insertion in model container 11.74/5.73 [2019-03-29 02:14:16,417 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.74/5.73 [2019-03-29 02:14:16,417 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:14:16" (3/5) ... 11.74/5.73 [2019-03-29 02:14:16,417 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c083bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:14:16, skipping insertion in model container 11.74/5.73 [2019-03-29 02:14:16,418 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.74/5.73 [2019-03-29 02:14:16,418 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:14:16" (4/5) ... 11.74/5.73 [2019-03-29 02:14:16,418 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c083bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:14:16, skipping insertion in model container 11.74/5.73 [2019-03-29 02:14:16,418 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 11.74/5.73 [2019-03-29 02:14:16,418 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:14:16" (5/5) ... 11.74/5.73 [2019-03-29 02:14:16,420 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 11.74/5.73 [2019-03-29 02:14:16,447 INFO L133 ementStrategyFactory]: Using default assertion order modulation 11.74/5.73 [2019-03-29 02:14:16,447 INFO L374 BuchiCegarLoop]: Interprodecural is true 11.74/5.73 [2019-03-29 02:14:16,447 INFO L375 BuchiCegarLoop]: Hoare is true 11.74/5.73 [2019-03-29 02:14:16,448 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 11.74/5.73 [2019-03-29 02:14:16,449 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 11.74/5.73 [2019-03-29 02:14:16,449 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 11.74/5.73 [2019-03-29 02:14:16,449 INFO L379 BuchiCegarLoop]: Difference is false 11.74/5.73 [2019-03-29 02:14:16,449 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 11.74/5.73 [2019-03-29 02:14:16,449 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 11.74/5.73 [2019-03-29 02:14:16,452 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 11.74/5.73 [2019-03-29 02:14:16,470 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 11.74/5.73 [2019-03-29 02:14:16,470 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 11.74/5.73 [2019-03-29 02:14:16,470 INFO L119 BuchiIsEmpty]: Starting construction of run 11.74/5.73 [2019-03-29 02:14:16,475 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 11.74/5.73 [2019-03-29 02:14:16,476 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 11.74/5.73 [2019-03-29 02:14:16,476 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 11.74/5.73 [2019-03-29 02:14:16,476 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 11.74/5.73 [2019-03-29 02:14:16,476 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 11.74/5.73 [2019-03-29 02:14:16,477 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 11.74/5.73 [2019-03-29 02:14:16,477 INFO L119 BuchiIsEmpty]: Starting construction of run 11.74/5.73 [2019-03-29 02:14:16,477 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 11.74/5.73 [2019-03-29 02:14:16,477 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 11.74/5.73 [2019-03-29 02:14:16,482 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L14-2: Formula: (and (= v_ULTIMATE.start_main_~b~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~a~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~c~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_1, ULTIMATE.start_main_~r~0=v_ULTIMATE.start_main_~r~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~c~0, ULTIMATE.start_main_~r~0, ULTIMATE.start_main_~b~0] 4#L14-2true 11.74/5.73 [2019-03-29 02:14:16,483 INFO L796 eck$LassoCheckResult]: Loop: 4#L14-2true [23] L14-2-->L14-2: Formula: (and (<= (+ v_ULTIMATE.start_main_~c~0_8 1) v_ULTIMATE.start_main_~b~0_8) (= v_ULTIMATE.start_main_~a~0_8 v_ULTIMATE.start_main_~c~0_8) (= v_ULTIMATE.start_main_~b~0_7 10) (= v_ULTIMATE.start_main_~c~0_7 (+ v_ULTIMATE.start_main_~c~0_8 v_ULTIMATE.start_main_~r~0_4 1)) (= v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~c~0_7) (= v_ULTIMATE.start_main_~r~0_4 |v_ULTIMATE.start_main_#t~nondet3_3|)) InVars {ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_8, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_3|} OutVars{ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7, ULTIMATE.start_main_~r~0=v_ULTIMATE.start_main_~r~0_4, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~c~0, ULTIMATE.start_main_~r~0, ULTIMATE.start_main_~b~0] 4#L14-2true 11.74/5.73 [2019-03-29 02:14:16,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 11.74/5.73 [2019-03-29 02:14:16,489 INFO L82 PathProgramCache]: Analyzing trace with hash 50, now seen corresponding path program 1 times 11.74/5.73 [2019-03-29 02:14:16,491 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 11.74/5.73 [2019-03-29 02:14:16,491 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 11.74/5.73 [2019-03-29 02:14:16,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.74/5.73 [2019-03-29 02:14:16,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 11.74/5.73 [2019-03-29 02:14:16,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.74/5.73 [2019-03-29 02:14:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.74/5.73 [2019-03-29 02:14:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.74/5.73 [2019-03-29 02:14:16,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 11.74/5.73 [2019-03-29 02:14:16,562 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 1 times 11.74/5.73 [2019-03-29 02:14:16,562 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 11.74/5.73 [2019-03-29 02:14:16,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 11.74/5.73 [2019-03-29 02:14:16,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.74/5.73 [2019-03-29 02:14:16,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 11.74/5.73 [2019-03-29 02:14:16,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.74/5.73 [2019-03-29 02:14:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.74/5.73 [2019-03-29 02:14:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.74/5.73 [2019-03-29 02:14:16,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 11.74/5.73 [2019-03-29 02:14:16,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1573, now seen corresponding path program 1 times 11.74/5.73 [2019-03-29 02:14:16,580 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 11.74/5.73 [2019-03-29 02:14:16,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 11.74/5.73 [2019-03-29 02:14:16,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.74/5.73 [2019-03-29 02:14:16,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 11.74/5.73 [2019-03-29 02:14:16,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 11.74/5.73 [2019-03-29 02:14:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.74/5.73 [2019-03-29 02:14:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 11.74/5.73 [2019-03-29 02:14:16,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:14:16 BasicIcfg 11.74/5.73 [2019-03-29 02:14:16,701 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 11.74/5.73 [2019-03-29 02:14:16,701 INFO L168 Benchmark]: Toolchain (without parser) took 1101.61 ms. Allocated memory was 649.6 MB in the beginning and 685.8 MB in the end (delta: 36.2 MB). Free memory was 558.4 MB in the beginning and 596.9 MB in the end (delta: -38.4 MB). There was no memory consumed. Max. memory is 50.3 GB. 11.74/5.73 [2019-03-29 02:14:16,703 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 11.74/5.73 [2019-03-29 02:14:16,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.60 ms. Allocated memory was 649.6 MB in the beginning and 685.8 MB in the end (delta: 36.2 MB). Free memory was 558.4 MB in the beginning and 653.3 MB in the end (delta: -94.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 50.3 GB. 11.74/5.73 [2019-03-29 02:14:16,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.61 ms. Allocated memory is still 685.8 MB. Free memory was 653.3 MB in the beginning and 650.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 11.74/5.73 [2019-03-29 02:14:16,705 INFO L168 Benchmark]: Boogie Preprocessor took 20.52 ms. Allocated memory is still 685.8 MB. Free memory was 650.2 MB in the beginning and 648.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 11.74/5.73 [2019-03-29 02:14:16,706 INFO L168 Benchmark]: RCFGBuilder took 209.06 ms. Allocated memory is still 685.8 MB. Free memory was 648.9 MB in the beginning and 634.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 50.3 GB. 11.74/5.73 [2019-03-29 02:14:16,706 INFO L168 Benchmark]: BlockEncodingV2 took 87.07 ms. Allocated memory is still 685.8 MB. Free memory was 634.8 MB in the beginning and 630.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 11.74/5.73 [2019-03-29 02:14:16,707 INFO L168 Benchmark]: TraceAbstraction took 154.51 ms. Allocated memory is still 685.8 MB. Free memory was 629.4 MB in the beginning and 621.1 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 50.3 GB. 11.74/5.73 [2019-03-29 02:14:16,708 INFO L168 Benchmark]: BuchiAutomizer took 289.74 ms. Allocated memory is still 685.8 MB. Free memory was 621.1 MB in the beginning and 596.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 50.3 GB. 11.74/5.73 [2019-03-29 02:14:16,713 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 11.74/5.73 --- Results --- 11.74/5.73 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 11.74/5.73 - StatisticsResult: Initial Icfg 11.74/5.73 6 locations, 7 edges 11.74/5.73 - StatisticsResult: Encoded RCFG 11.74/5.73 2 locations, 2 edges 11.74/5.73 * Results from de.uni_freiburg.informatik.ultimate.core: 11.74/5.73 - StatisticsResult: Toolchain Benchmarks 11.74/5.73 Benchmark results are: 11.74/5.73 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 11.74/5.73 * CACSL2BoogieTranslator took 294.60 ms. Allocated memory was 649.6 MB in the beginning and 685.8 MB in the end (delta: 36.2 MB). Free memory was 558.4 MB in the beginning and 653.3 MB in the end (delta: -94.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 50.3 GB. 11.74/5.73 * Boogie Procedure Inliner took 40.61 ms. Allocated memory is still 685.8 MB. Free memory was 653.3 MB in the beginning and 650.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 11.74/5.73 * Boogie Preprocessor took 20.52 ms. Allocated memory is still 685.8 MB. Free memory was 650.2 MB in the beginning and 648.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 11.74/5.73 * RCFGBuilder took 209.06 ms. Allocated memory is still 685.8 MB. Free memory was 648.9 MB in the beginning and 634.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 50.3 GB. 11.74/5.73 * BlockEncodingV2 took 87.07 ms. Allocated memory is still 685.8 MB. Free memory was 634.8 MB in the beginning and 630.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 11.74/5.73 * TraceAbstraction took 154.51 ms. Allocated memory is still 685.8 MB. Free memory was 629.4 MB in the beginning and 621.1 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 50.3 GB. 11.74/5.73 * BuchiAutomizer took 289.74 ms. Allocated memory is still 685.8 MB. Free memory was 621.1 MB in the beginning and 596.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 50.3 GB. 11.74/5.73 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 11.74/5.73 - AllSpecificationsHoldResult: All specifications hold 11.74/5.73 We were not able to verify any specifiation because the program does not contain any specification. 11.74/5.73 - InvariantResult [Line: 14]: Loop Invariant 11.74/5.73 Derived loop invariant: 1 11.74/5.73 - StatisticsResult: Ultimate Automizer benchmark data 11.74/5.73 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 11.74/5.73 - StatisticsResult: Constructed decomposition of program 11.74/5.73 Trivial decomposition into one nonterminating module. 11.74/5.73 - StatisticsResult: Timing statistics 11.74/5.73 BüchiAutomizer plugin needed 0.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.2s. 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 11.74/5.73 - TerminationAnalysisResult: Nontermination possible 11.74/5.73 Buchi Automizer proved that your program is nonterminating for some inputs 11.74/5.73 - FixpointNonTerminationResult [Line: 14]: Nontermination argument in form of an infinite program execution. 11.74/5.73 Nontermination argument in form of an infinite execution 11.74/5.73 State at position 0 is 11.74/5.73 {} 11.74/5.73 State at position 1 is 11.74/5.73 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11ba07d8=-1, a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ea1b185=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@59ebc48c=0, c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@274dc451=0, r=-1, b=10} 11.74/5.73 - StatisticsResult: NonterminationArgumentStatistics 11.74/5.73 Fixpoint 11.74/5.73 - NonterminatingLassoResult [Line: 14]: Nonterminating execution 11.74/5.73 Found a nonterminating execution for the following lasso shaped sequence of statements. 11.74/5.73 Stem: 11.74/5.73 [L6] int a; 11.74/5.73 [L7] int b; 11.74/5.73 [L8] int c; 11.74/5.73 [L9] int r; 11.74/5.73 [L10] a = __VERIFIER_nondet_int() 11.74/5.73 [L11] b = __VERIFIER_nondet_int() 11.74/5.73 [L12] c = __VERIFIER_nondet_int() 11.74/5.73 Loop: 11.74/5.73 [L14] COND TRUE (b - c >= 1) && (a == c) 11.74/5.73 [L15] r = __VERIFIER_nondet_int() 11.74/5.73 [L16] b = 10 11.74/5.73 [L17] c = c + 1 + r 11.74/5.73 [L18] a = c 11.74/5.73 End of lasso representation. 11.74/5.73 RESULT: Ultimate proved your program to be incorrect! 11.74/5.73 !SESSION 2019-03-29 02:14:12.285 ----------------------------------------------- 11.74/5.73 eclipse.buildId=unknown 11.74/5.73 java.version=1.8.0_181 11.74/5.73 java.vendor=Oracle Corporation 11.74/5.73 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 11.74/5.73 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 11.74/5.73 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 11.74/5.73 11.74/5.73 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:14:16.954 11.74/5.73 !MESSAGE The workspace will exit with unsaved changes in this session. 11.74/5.73 Received shutdown request... 11.74/5.73 Ultimate: 11.74/5.73 GTK+ Version Check 11.74/5.73 EOF