12.81/8.01 YES 12.81/8.01 12.81/8.01 Ultimate: Cannot open display: 12.81/8.01 This is Ultimate 0.1.24-8dc7c08-m 12.81/8.01 [2019-03-28 12:10:49,720 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.81/8.01 [2019-03-28 12:10:49,722 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.81/8.01 [2019-03-28 12:10:49,736 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.81/8.01 [2019-03-28 12:10:49,736 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.81/8.01 [2019-03-28 12:10:49,737 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.81/8.01 [2019-03-28 12:10:49,738 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.81/8.01 [2019-03-28 12:10:49,740 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.81/8.01 [2019-03-28 12:10:49,741 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.81/8.01 [2019-03-28 12:10:49,742 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.81/8.01 [2019-03-28 12:10:49,743 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.81/8.01 [2019-03-28 12:10:49,743 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.81/8.01 [2019-03-28 12:10:49,744 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.81/8.01 [2019-03-28 12:10:49,745 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.81/8.01 [2019-03-28 12:10:49,746 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.81/8.01 [2019-03-28 12:10:49,747 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.81/8.01 [2019-03-28 12:10:49,747 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.81/8.01 [2019-03-28 12:10:49,749 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.81/8.01 [2019-03-28 12:10:49,751 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.81/8.01 [2019-03-28 12:10:49,753 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.81/8.01 [2019-03-28 12:10:49,754 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.81/8.01 [2019-03-28 12:10:49,755 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.81/8.01 [2019-03-28 12:10:49,757 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.81/8.01 [2019-03-28 12:10:49,757 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.81/8.01 [2019-03-28 12:10:49,757 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.81/8.01 [2019-03-28 12:10:49,758 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.81/8.01 [2019-03-28 12:10:49,758 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.81/8.01 [2019-03-28 12:10:49,759 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.81/8.01 [2019-03-28 12:10:49,760 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.81/8.01 [2019-03-28 12:10:49,760 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.81/8.01 [2019-03-28 12:10:49,761 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.81/8.01 [2019-03-28 12:10:49,762 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.81/8.01 [2019-03-28 12:10:49,763 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.81/8.01 [2019-03-28 12:10:49,763 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.81/8.01 [2019-03-28 12:10:49,763 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.81/8.01 [2019-03-28 12:10:49,764 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.81/8.01 [2019-03-28 12:10:49,764 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.81/8.01 [2019-03-28 12:10:49,765 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.81/8.01 [2019-03-28 12:10:49,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.81/8.01 [2019-03-28 12:10:49,766 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.81/8.01 [2019-03-28 12:10:49,780 INFO L110 SettingsManager]: Loading preferences was successful 12.81/8.01 [2019-03-28 12:10:49,781 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.81/8.01 [2019-03-28 12:10:49,782 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.81/8.01 [2019-03-28 12:10:49,782 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.81/8.01 [2019-03-28 12:10:49,782 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.81/8.01 [2019-03-28 12:10:49,782 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.81/8.01 [2019-03-28 12:10:49,782 INFO L133 SettingsManager]: * Use SBE=true 12.81/8.01 [2019-03-28 12:10:49,783 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.81/8.01 [2019-03-28 12:10:49,783 INFO L133 SettingsManager]: * Use old map elimination=false 12.81/8.01 [2019-03-28 12:10:49,783 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.81/8.01 [2019-03-28 12:10:49,783 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.81/8.01 [2019-03-28 12:10:49,783 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.81/8.01 [2019-03-28 12:10:49,783 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.81/8.01 [2019-03-28 12:10:49,784 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.81/8.01 [2019-03-28 12:10:49,784 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.81/8.01 [2019-03-28 12:10:49,784 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.81/8.01 [2019-03-28 12:10:49,784 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.81/8.01 [2019-03-28 12:10:49,784 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.81/8.01 [2019-03-28 12:10:49,784 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.81/8.01 [2019-03-28 12:10:49,785 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.81/8.01 [2019-03-28 12:10:49,785 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.81/8.01 [2019-03-28 12:10:49,785 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.81/8.01 [2019-03-28 12:10:49,785 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.81/8.01 [2019-03-28 12:10:49,785 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.81/8.01 [2019-03-28 12:10:49,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.81/8.01 [2019-03-28 12:10:49,786 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.81/8.01 [2019-03-28 12:10:49,786 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.81/8.01 [2019-03-28 12:10:49,786 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.81/8.01 [2019-03-28 12:10:49,786 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.81/8.01 [2019-03-28 12:10:49,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.81/8.01 [2019-03-28 12:10:49,975 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.81/8.01 [2019-03-28 12:10:49,978 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.81/8.01 [2019-03-28 12:10:49,980 INFO L271 PluginConnector]: Initializing CDTParser... 12.81/8.01 [2019-03-28 12:10:49,980 INFO L276 PluginConnector]: CDTParser initialized 12.81/8.01 [2019-03-28 12:10:49,981 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.81/8.01 [2019-03-28 12:10:50,043 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/a3a2e43067274a36ae3c9ab2d575e765/FLAG00b8a89d1 12.81/8.01 [2019-03-28 12:10:50,590 INFO L307 CDTParser]: Found 1 translation units. 12.81/8.01 [2019-03-28 12:10:50,591 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.81/8.01 [2019-03-28 12:10:50,598 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/a3a2e43067274a36ae3c9ab2d575e765/FLAG00b8a89d1 12.81/8.01 [2019-03-28 12:10:51,025 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/a3a2e43067274a36ae3c9ab2d575e765 12.81/8.01 [2019-03-28 12:10:51,045 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.81/8.01 [2019-03-28 12:10:51,047 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.81/8.01 [2019-03-28 12:10:51,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.81/8.01 [2019-03-28 12:10:51,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.81/8.01 [2019-03-28 12:10:51,052 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.81/8.01 [2019-03-28 12:10:51,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7762663e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51, skipping insertion in model container 12.81/8.01 [2019-03-28 12:10:51,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.81/8.01 [2019-03-28 12:10:51,082 INFO L176 MainTranslator]: Built tables and reachable declarations 12.81/8.01 [2019-03-28 12:10:51,230 INFO L206 PostProcessor]: Analyzing one entry point: main 12.81/8.01 [2019-03-28 12:10:51,234 INFO L191 MainTranslator]: Completed pre-run 12.81/8.01 [2019-03-28 12:10:51,250 INFO L206 PostProcessor]: Analyzing one entry point: main 12.81/8.01 [2019-03-28 12:10:51,264 INFO L195 MainTranslator]: Completed translation 12.81/8.01 [2019-03-28 12:10:51,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51 WrapperNode 12.81/8.01 [2019-03-28 12:10:51,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.81/8.01 [2019-03-28 12:10:51,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.81/8.01 [2019-03-28 12:10:51,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.81/8.01 [2019-03-28 12:10:51,266 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.81/8.01 [2019-03-28 12:10:51,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.81/8.01 [2019-03-28 12:10:51,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.81/8.01 [2019-03-28 12:10:51,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.81/8.01 [2019-03-28 12:10:51,354 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.81/8.01 [2019-03-28 12:10:51,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.81/8.01 [2019-03-28 12:10:51,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.81/8.01 [2019-03-28 12:10:51,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.81/8.01 [2019-03-28 12:10:51,372 INFO L276 PluginConnector]: RCFGBuilder initialized 12.81/8.01 [2019-03-28 12:10:51,374 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (1/1) ... 12.81/8.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.81/8.01 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.81/8.01 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.81/8.01 [2019-03-28 12:10:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure fact 12.81/8.01 [2019-03-28 12:10:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure fact 12.81/8.01 [2019-03-28 12:10:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.81/8.01 [2019-03-28 12:10:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.81/8.01 [2019-03-28 12:10:51,601 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.81/8.01 [2019-03-28 12:10:51,601 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. 12.81/8.01 [2019-03-28 12:10:51,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:10:51 BoogieIcfgContainer 12.81/8.01 [2019-03-28 12:10:51,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.81/8.01 [2019-03-28 12:10:51,603 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.81/8.01 [2019-03-28 12:10:51,604 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.81/8.01 [2019-03-28 12:10:51,606 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.81/8.01 [2019-03-28 12:10:51,606 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:10:51" (1/1) ... 12.81/8.01 [2019-03-28 12:10:51,622 INFO L313 BlockEncoder]: Initial Icfg 14 locations, 17 edges 12.81/8.01 [2019-03-28 12:10:51,623 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.81/8.01 [2019-03-28 12:10:51,624 INFO L263 BlockEncoder]: Using Maximize final states 12.81/8.01 [2019-03-28 12:10:51,624 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.81/8.01 [2019-03-28 12:10:51,625 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.81/8.01 [2019-03-28 12:10:51,627 INFO L296 BlockEncoder]: Using Remove sink states 12.81/8.01 [2019-03-28 12:10:51,627 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.81/8.01 [2019-03-28 12:10:51,628 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.81/8.01 [2019-03-28 12:10:51,642 INFO L185 BlockEncoder]: Using Use SBE 12.81/8.01 [2019-03-28 12:10:51,651 INFO L200 BlockEncoder]: SBE split 0 edges 12.81/8.01 [2019-03-28 12:10:51,656 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.81/8.01 [2019-03-28 12:10:51,658 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.81/8.01 [2019-03-28 12:10:51,666 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 12.81/8.01 [2019-03-28 12:10:51,668 INFO L70 RemoveSinkStates]: Removed 5 edges and 3 locations by removing sink states 12.81/8.01 [2019-03-28 12:10:51,669 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.81/8.01 [2019-03-28 12:10:51,670 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.81/8.01 [2019-03-28 12:10:51,677 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 12.81/8.01 [2019-03-28 12:10:51,677 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.81/8.01 [2019-03-28 12:10:51,677 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.81/8.01 [2019-03-28 12:10:51,678 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.81/8.01 [2019-03-28 12:10:51,678 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.81/8.01 [2019-03-28 12:10:51,678 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.81/8.01 [2019-03-28 12:10:51,679 INFO L313 BlockEncoder]: Encoded RCFG 8 locations, 9 edges 12.81/8.01 [2019-03-28 12:10:51,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:10:51 BasicIcfg 12.81/8.01 [2019-03-28 12:10:51,679 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.81/8.01 [2019-03-28 12:10:51,680 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.81/8.01 [2019-03-28 12:10:51,680 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.81/8.01 [2019-03-28 12:10:51,684 INFO L276 PluginConnector]: TraceAbstraction initialized 12.81/8.01 [2019-03-28 12:10:51,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:10:51" (1/4) ... 12.81/8.01 [2019-03-28 12:10:51,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280b7228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:10:51, skipping insertion in model container 12.81/8.01 [2019-03-28 12:10:51,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (2/4) ... 12.81/8.01 [2019-03-28 12:10:51,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280b7228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:10:51, skipping insertion in model container 12.81/8.01 [2019-03-28 12:10:51,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:10:51" (3/4) ... 12.81/8.01 [2019-03-28 12:10:51,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280b7228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:10:51, skipping insertion in model container 12.81/8.01 [2019-03-28 12:10:51,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:10:51" (4/4) ... 12.81/8.01 [2019-03-28 12:10:51,688 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.81/8.01 [2019-03-28 12:10:51,698 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.81/8.01 [2019-03-28 12:10:51,722 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.81/8.01 [2019-03-28 12:10:51,740 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.81/8.01 [2019-03-28 12:10:51,768 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.81/8.01 [2019-03-28 12:10:51,769 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.81/8.01 [2019-03-28 12:10:51,769 INFO L383 AbstractCegarLoop]: Hoare is true 12.81/8.01 [2019-03-28 12:10:51,769 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.81/8.01 [2019-03-28 12:10:51,770 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.81/8.01 [2019-03-28 12:10:51,770 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.81/8.01 [2019-03-28 12:10:51,770 INFO L387 AbstractCegarLoop]: Difference is false 12.81/8.01 [2019-03-28 12:10:51,770 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.81/8.01 [2019-03-28 12:10:51,770 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.81/8.01 [2019-03-28 12:10:51,788 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. 12.81/8.01 [2019-03-28 12:10:51,793 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.81/8.01 [2019-03-28 12:10:51,799 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 8 states. 12.81/8.01 [2019-03-28 12:10:51,853 INFO L448 ceAbstractionStarter]: For program point factEXIT(lines 17 23) no Hoare annotation was computed. 12.81/8.01 [2019-03-28 12:10:51,853 INFO L451 ceAbstractionStarter]: At program point factENTRY(lines 17 23) the Hoare annotation is: true 12.81/8.01 [2019-03-28 12:10:51,854 INFO L448 ceAbstractionStarter]: For program point factFINAL(lines 17 23) no Hoare annotation was computed. 12.81/8.01 [2019-03-28 12:10:51,854 INFO L451 ceAbstractionStarter]: At program point L19(line 19) the Hoare annotation is: true 12.81/8.01 [2019-03-28 12:10:51,854 INFO L448 ceAbstractionStarter]: For program point L18(lines 18 21) no Hoare annotation was computed. 12.81/8.01 [2019-03-28 12:10:51,854 INFO L448 ceAbstractionStarter]: For program point L19-1(line 19) no Hoare annotation was computed. 12.81/8.01 [2019-03-28 12:10:51,854 INFO L451 ceAbstractionStarter]: At program point L33(line 33) the Hoare annotation is: true 12.81/8.01 [2019-03-28 12:10:51,854 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.81/8.01 [2019-03-28 12:10:51,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:10:51 BasicIcfg 12.81/8.01 [2019-03-28 12:10:51,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.81/8.01 [2019-03-28 12:10:51,858 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.81/8.01 [2019-03-28 12:10:51,858 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.81/8.01 [2019-03-28 12:10:51,862 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.81/8.01 [2019-03-28 12:10:51,863 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.81/8.01 [2019-03-28 12:10:51,863 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:10:51" (1/5) ... 12.81/8.01 [2019-03-28 12:10:51,865 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68eae965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:10:51, skipping insertion in model container 12.81/8.01 [2019-03-28 12:10:51,865 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.81/8.01 [2019-03-28 12:10:51,865 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:10:51" (2/5) ... 12.81/8.01 [2019-03-28 12:10:51,865 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68eae965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:10:51, skipping insertion in model container 12.81/8.01 [2019-03-28 12:10:51,865 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.81/8.01 [2019-03-28 12:10:51,866 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:10:51" (3/5) ... 12.81/8.01 [2019-03-28 12:10:51,866 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68eae965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:10:51, skipping insertion in model container 12.81/8.01 [2019-03-28 12:10:51,866 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.81/8.01 [2019-03-28 12:10:51,866 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:10:51" (4/5) ... 12.81/8.01 [2019-03-28 12:10:51,867 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68eae965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:10:51, skipping insertion in model container 12.81/8.01 [2019-03-28 12:10:51,867 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.81/8.01 [2019-03-28 12:10:51,867 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:10:51" (5/5) ... 12.81/8.01 [2019-03-28 12:10:51,868 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.81/8.01 [2019-03-28 12:10:51,896 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.81/8.01 [2019-03-28 12:10:51,897 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.81/8.01 [2019-03-28 12:10:51,897 INFO L375 BuchiCegarLoop]: Hoare is true 12.81/8.01 [2019-03-28 12:10:51,897 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.81/8.01 [2019-03-28 12:10:51,897 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.81/8.01 [2019-03-28 12:10:51,897 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.81/8.01 [2019-03-28 12:10:51,898 INFO L379 BuchiCegarLoop]: Difference is false 12.81/8.01 [2019-03-28 12:10:51,898 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.81/8.01 [2019-03-28 12:10:51,898 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.81/8.01 [2019-03-28 12:10:51,902 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. 12.81/8.01 [2019-03-28 12:10:51,921 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 12.81/8.01 [2019-03-28 12:10:51,922 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.81/8.01 [2019-03-28 12:10:51,922 INFO L119 BuchiIsEmpty]: Starting construction of run 12.81/8.01 [2019-03-28 12:10:51,929 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 12.81/8.01 [2019-03-28 12:10:51,929 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 12.81/8.01 [2019-03-28 12:10:51,930 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.81/8.01 [2019-03-28 12:10:51,930 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. 12.81/8.01 [2019-03-28 12:10:51,931 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 12.81/8.01 [2019-03-28 12:10:51,931 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.81/8.01 [2019-03-28 12:10:51,931 INFO L119 BuchiIsEmpty]: Starting construction of run 12.81/8.01 [2019-03-28 12:10:51,931 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 12.81/8.01 [2019-03-28 12:10:51,931 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 12.81/8.01 [2019-03-28 12:10:51,937 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [51] ULTIMATE.startENTRY-->L33: Formula: (and (<= 0 v_ULTIMATE.start_main_~x~0_9) (<= 0 v_ULTIMATE.start_main_~y~1_7)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_8|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_7|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_5|, ULTIMATE.start_main_~y~1=v_ULTIMATE.start_main_~y~1_7, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_4, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~1, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0, ULTIMATE.start_main_#t~ret4] 5#L33true [40] L33-->factENTRY: Formula: (= |v_fact_#in~xInParam_2| v_ULTIMATE.start_main_~x~0_7) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{fact_#in~x=|v_fact_#in~xInParam_2|} AuxVars[] AssignedVars[fact_#in~x]< 3#factENTRYtrue 12.81/8.01 [2019-03-28 12:10:51,937 INFO L796 eck$LassoCheckResult]: Loop: 3#factENTRYtrue [37] factENTRY-->L18: Formula: (= v_fact_~x_1 |v_fact_#in~x_1|) InVars {fact_#in~x=|v_fact_#in~x_1|} OutVars{fact_#in~x=|v_fact_#in~x_1|, fact_~x=v_fact_~x_1} AuxVars[] AssignedVars[fact_~x] 6#L18true [31] L18-->L19: Formula: (< 1 v_fact_~x_2) InVars {fact_~x=v_fact_~x_2} OutVars{fact_~x=v_fact_~x_2} AuxVars[] AssignedVars[] 9#L19true [34] L19-->factENTRY: Formula: (= |v_fact_#in~xInParam_1| (+ v_fact_~x_6 (- 1))) InVars {fact_~x=v_fact_~x_6} OutVars{fact_#in~x=|v_fact_#in~xInParam_1|} AuxVars[] AssignedVars[fact_#in~x]< 3#factENTRYtrue 12.81/8.01 [2019-03-28 12:10:51,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.81/8.01 [2019-03-28 12:10:51,943 INFO L82 PathProgramCache]: Analyzing trace with hash 2582, now seen corresponding path program 1 times 12.81/8.01 [2019-03-28 12:10:51,945 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.81/8.01 [2019-03-28 12:10:51,946 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.81/8.01 [2019-03-28 12:10:51,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.81/8.01 [2019-03-28 12:10:51,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.81/8.01 [2019-03-28 12:10:51,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.81/8.01 [2019-03-28 12:10:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.81/8.01 [2019-03-28 12:10:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.81/8.01 [2019-03-28 12:10:52,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.81/8.01 [2019-03-28 12:10:52,020 INFO L82 PathProgramCache]: Analyzing trace with hash 66343, now seen corresponding path program 1 times 12.81/8.01 [2019-03-28 12:10:52,021 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.81/8.01 [2019-03-28 12:10:52,021 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.81/8.01 [2019-03-28 12:10:52,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.81/8.01 [2019-03-28 12:10:52,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.81/8.01 [2019-03-28 12:10:52,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.81/8.01 [2019-03-28 12:10:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.81/8.01 [2019-03-28 12:10:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.81/8.01 [2019-03-28 12:10:52,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.81/8.01 [2019-03-28 12:10:52,033 INFO L82 PathProgramCache]: Analyzing trace with hash 76956914, now seen corresponding path program 1 times 12.81/8.01 [2019-03-28 12:10:52,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.81/8.01 [2019-03-28 12:10:52,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.81/8.01 [2019-03-28 12:10:52,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.81/8.01 [2019-03-28 12:10:52,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.81/8.01 [2019-03-28 12:10:52,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.81/8.01 [2019-03-28 12:10:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.81/8.01 [2019-03-28 12:10:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.81/8.01 [2019-03-28 12:10:52,105 INFO L216 LassoAnalysis]: Preferences: 12.81/8.01 [2019-03-28 12:10:52,107 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.81/8.01 [2019-03-28 12:10:52,107 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.81/8.01 [2019-03-28 12:10:52,107 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.81/8.01 [2019-03-28 12:10:52,107 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.81/8.01 [2019-03-28 12:10:52,107 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.81/8.01 [2019-03-28 12:10:52,107 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.81/8.01 [2019-03-28 12:10:52,108 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.81/8.01 [2019-03-28 12:10:52,108 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.81/8.01 [2019-03-28 12:10:52,108 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.81/8.01 [2019-03-28 12:10:52,108 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.81/8.01 [2019-03-28 12:10:52,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,134 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,197 INFO L300 LassoAnalysis]: Preprocessing complete. 12.81/8.01 [2019-03-28 12:10:52,197 INFO L412 LassoAnalysis]: Checking for nontermination... 12.81/8.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.81/8.01 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.81/8.01 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.81/8.01 [2019-03-28 12:10:52,203 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.81/8.01 [2019-03-28 12:10:52,204 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.81/8.01 [2019-03-28 12:10:52,213 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.81/8.01 [2019-03-28 12:10:52,213 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {fact_~y~0=0} Honda state: {fact_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.81/8.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.81/8.01 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.81/8.01 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.81/8.01 [2019-03-28 12:10:52,243 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.81/8.01 [2019-03-28 12:10:52,243 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.81/8.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.81/8.01 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.81/8.01 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.81/8.01 [2019-03-28 12:10:52,280 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.81/8.01 [2019-03-28 12:10:52,280 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.81/8.01 [2019-03-28 12:10:52,312 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 12.81/8.01 [2019-03-28 12:10:52,314 INFO L216 LassoAnalysis]: Preferences: 12.81/8.01 [2019-03-28 12:10:52,314 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.81/8.01 [2019-03-28 12:10:52,315 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.81/8.01 [2019-03-28 12:10:52,315 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.81/8.01 [2019-03-28 12:10:52,315 INFO L127 ssoRankerPreferences]: Use exernal solver: false 12.81/8.01 [2019-03-28 12:10:52,315 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 12.81/8.01 [2019-03-28 12:10:52,315 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.81/8.01 [2019-03-28 12:10:52,315 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.81/8.01 [2019-03-28 12:10:52,315 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.81/8.01 [2019-03-28 12:10:52,316 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.81/8.01 [2019-03-28 12:10:52,316 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.81/8.01 [2019-03-28 12:10:52,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.81/8.01 [2019-03-28 12:10:52,367 INFO L300 LassoAnalysis]: Preprocessing complete. 12.81/8.01 [2019-03-28 12:10:52,373 INFO L497 LassoAnalysis]: Using template 'affine'. 12.81/8.01 [2019-03-28 12:10:52,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.81/8.01 Termination analysis: LINEAR_WITH_GUESSES 12.81/8.01 Number of strict supporting invariants: 0 12.81/8.01 Number of non-strict supporting invariants: 1 12.81/8.01 Consider only non-deceasing supporting invariants: true 12.81/8.01 Simplify termination arguments: true 12.81/8.01 Simplify supporting invariants: trueOverapproximate stem: false 12.81/8.01 [2019-03-28 12:10:52,376 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.81/8.01 [2019-03-28 12:10:52,377 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.81/8.01 [2019-03-28 12:10:52,377 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.81/8.01 [2019-03-28 12:10:52,377 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.81/8.01 [2019-03-28 12:10:52,378 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.81/8.01 [2019-03-28 12:10:52,380 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.81/8.01 [2019-03-28 12:10:52,380 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.81/8.01 [2019-03-28 12:10:52,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.81/8.01 [2019-03-28 12:10:52,384 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.81/8.01 Termination analysis: LINEAR_WITH_GUESSES 12.81/8.01 Number of strict supporting invariants: 0 12.81/8.01 Number of non-strict supporting invariants: 1 12.81/8.01 Consider only non-deceasing supporting invariants: true 12.81/8.01 Simplify termination arguments: true 12.81/8.01 Simplify supporting invariants: trueOverapproximate stem: false 12.81/8.01 [2019-03-28 12:10:52,385 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.81/8.01 [2019-03-28 12:10:52,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.81/8.01 [2019-03-28 12:10:52,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.81/8.01 [2019-03-28 12:10:52,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.81/8.01 [2019-03-28 12:10:52,386 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.81/8.01 [2019-03-28 12:10:52,386 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.81/8.01 [2019-03-28 12:10:52,386 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.81/8.01 [2019-03-28 12:10:52,388 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.81/8.01 [2019-03-28 12:10:52,388 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.81/8.01 Termination analysis: LINEAR_WITH_GUESSES 12.81/8.01 Number of strict supporting invariants: 0 12.81/8.01 Number of non-strict supporting invariants: 1 12.81/8.01 Consider only non-deceasing supporting invariants: true 12.81/8.01 Simplify termination arguments: true 12.81/8.01 Simplify supporting invariants: trueOverapproximate stem: false 12.81/8.01 [2019-03-28 12:10:52,389 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.81/8.01 [2019-03-28 12:10:52,389 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.81/8.01 [2019-03-28 12:10:52,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.81/8.01 [2019-03-28 12:10:52,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.81/8.01 [2019-03-28 12:10:52,390 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.81/8.01 [2019-03-28 12:10:52,390 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.81/8.01 [2019-03-28 12:10:52,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.81/8.01 [2019-03-28 12:10:52,396 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 12.81/8.01 [2019-03-28 12:10:52,402 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 12.81/8.01 [2019-03-28 12:10:52,402 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. 12.81/8.01 [2019-03-28 12:10:52,405 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 12.81/8.01 [2019-03-28 12:10:52,405 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 12.81/8.01 [2019-03-28 12:10:52,405 INFO L518 LassoAnalysis]: Proved termination. 12.81/8.01 [2019-03-28 12:10:52,405 INFO L520 LassoAnalysis]: Termination argument consisting of: 12.81/8.01 Ranking function f(fact_#in~x) = 1*fact_#in~x 12.81/8.01 Supporting invariants [] 12.81/8.01 [2019-03-28 12:10:52,407 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 12.81/8.01 [2019-03-28 12:10:52,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.81/8.01 [2019-03-28 12:10:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.81/8.01 [2019-03-28 12:10:52,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 4 conjunts are in the unsatisfiable core 12.81/8.01 [2019-03-28 12:10:52,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.81/8.01 [2019-03-28 12:10:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.81/8.01 [2019-03-28 12:10:52,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 7 conjunts are in the unsatisfiable core 12.81/8.01 [2019-03-28 12:10:52,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.81/8.01 [2019-03-28 12:10:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 12.81/8.01 [2019-03-28 12:10:52,527 INFO L98 LoopCannibalizer]: 3 predicates before loop cannibalization 3 predicates after loop cannibalization 12.81/8.01 [2019-03-28 12:10:52,533 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates 12.81/8.01 [2019-03-28 12:10:52,534 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 8 states. Second operand 4 states. 12.81/8.01 [2019-03-28 12:10:52,623 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 8 states.. Second operand 4 states. Result 32 states and 36 transitions. Complement of second has 15 states. 12.81/8.01 [2019-03-28 12:10:52,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states 12.81/8.01 [2019-03-28 12:10:52,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 12.81/8.01 [2019-03-28 12:10:52,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 19 transitions. 12.81/8.01 [2019-03-28 12:10:52,629 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 2 letters. Loop has 3 letters. 12.81/8.01 [2019-03-28 12:10:52,631 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.81/8.01 [2019-03-28 12:10:52,631 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 5 letters. Loop has 3 letters. 12.81/8.01 [2019-03-28 12:10:52,632 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.81/8.01 [2019-03-28 12:10:52,632 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 2 letters. Loop has 6 letters. 12.81/8.01 [2019-03-28 12:10:52,632 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.81/8.01 [2019-03-28 12:10:52,641 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. 12.81/8.01 [2019-03-28 12:10:52,644 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.81/8.01 [2019-03-28 12:10:52,647 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. 12.81/8.01 [2019-03-28 12:10:52,648 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 12.81/8.01 [2019-03-28 12:10:52,648 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 12.81/8.01 [2019-03-28 12:10:52,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 12.81/8.01 [2019-03-28 12:10:52,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 12.81/8.01 [2019-03-28 12:10:52,649 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.81/8.01 [2019-03-28 12:10:52,649 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.81/8.01 [2019-03-28 12:10:52,649 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.81/8.01 [2019-03-28 12:10:52,650 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 12.81/8.01 [2019-03-28 12:10:52,650 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 12.81/8.01 [2019-03-28 12:10:52,650 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.81/8.01 [2019-03-28 12:10:52,650 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 12.81/8.01 [2019-03-28 12:10:52,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:10:52 BasicIcfg 12.81/8.01 [2019-03-28 12:10:52,656 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.81/8.01 [2019-03-28 12:10:52,656 INFO L168 Benchmark]: Toolchain (without parser) took 1610.67 ms. Allocated memory was 514.9 MB in the beginning and 536.3 MB in the end (delta: 21.5 MB). Free memory was 441.3 MB in the beginning and 402.5 MB in the end (delta: 38.8 MB). Peak memory consumption was 60.3 MB. Max. memory is 50.3 GB. 12.81/8.01 [2019-03-28 12:10:52,658 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 514.9 MB. Free memory is still 460.7 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.81/8.01 [2019-03-28 12:10:52,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 217.03 ms. Allocated memory is still 514.9 MB. Free memory was 440.6 MB in the beginning and 431.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 12.81/8.01 [2019-03-28 12:10:52,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.61 ms. Allocated memory was 514.9 MB in the beginning and 536.3 MB in the end (delta: 21.5 MB). Free memory was 431.0 MB in the beginning and 506.0 MB in the end (delta: -75.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 12.81/8.01 [2019-03-28 12:10:52,660 INFO L168 Benchmark]: Boogie Preprocessor took 17.49 ms. Allocated memory is still 536.3 MB. Free memory was 506.0 MB in the beginning and 505.3 MB in the end (delta: 674.0 kB). Peak memory consumption was 674.0 kB. Max. memory is 50.3 GB. 12.81/8.01 [2019-03-28 12:10:52,661 INFO L168 Benchmark]: RCFGBuilder took 231.42 ms. Allocated memory is still 536.3 MB. Free memory was 505.3 MB in the beginning and 492.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 50.3 GB. 12.81/8.01 [2019-03-28 12:10:52,661 INFO L168 Benchmark]: BlockEncodingV2 took 76.00 ms. Allocated memory is still 536.3 MB. Free memory was 492.6 MB in the beginning and 487.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.81/8.01 [2019-03-28 12:10:52,662 INFO L168 Benchmark]: TraceAbstraction took 177.56 ms. Allocated memory is still 536.3 MB. Free memory was 487.2 MB in the beginning and 477.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 50.3 GB. 12.81/8.01 [2019-03-28 12:10:52,663 INFO L168 Benchmark]: BuchiAutomizer took 797.76 ms. Allocated memory is still 536.3 MB. Free memory was 477.1 MB in the beginning and 402.5 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 50.3 GB. 12.81/8.01 [2019-03-28 12:10:52,667 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.81/8.01 --- Results --- 12.81/8.01 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.81/8.01 - StatisticsResult: Initial Icfg 12.81/8.01 14 locations, 17 edges 12.81/8.02 - StatisticsResult: Encoded RCFG 12.81/8.02 8 locations, 9 edges 12.81/8.02 * Results from de.uni_freiburg.informatik.ultimate.core: 12.81/8.02 - StatisticsResult: Toolchain Benchmarks 12.81/8.02 Benchmark results are: 12.81/8.02 * CDTParser took 0.19 ms. Allocated memory is still 514.9 MB. Free memory is still 460.7 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.81/8.02 * CACSL2BoogieTranslator took 217.03 ms. Allocated memory is still 514.9 MB. Free memory was 440.6 MB in the beginning and 431.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 12.81/8.02 * Boogie Procedure Inliner took 87.61 ms. Allocated memory was 514.9 MB in the beginning and 536.3 MB in the end (delta: 21.5 MB). Free memory was 431.0 MB in the beginning and 506.0 MB in the end (delta: -75.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 12.81/8.02 * Boogie Preprocessor took 17.49 ms. Allocated memory is still 536.3 MB. Free memory was 506.0 MB in the beginning and 505.3 MB in the end (delta: 674.0 kB). Peak memory consumption was 674.0 kB. Max. memory is 50.3 GB. 12.81/8.02 * RCFGBuilder took 231.42 ms. Allocated memory is still 536.3 MB. Free memory was 505.3 MB in the beginning and 492.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 50.3 GB. 12.81/8.02 * BlockEncodingV2 took 76.00 ms. Allocated memory is still 536.3 MB. Free memory was 492.6 MB in the beginning and 487.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.81/8.02 * TraceAbstraction took 177.56 ms. Allocated memory is still 536.3 MB. Free memory was 487.2 MB in the beginning and 477.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 50.3 GB. 12.81/8.02 * BuchiAutomizer took 797.76 ms. Allocated memory is still 536.3 MB. Free memory was 477.1 MB in the beginning and 402.5 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 50.3 GB. 12.81/8.02 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.81/8.02 - AllSpecificationsHoldResult: All specifications hold 12.81/8.02 We were not able to verify any specifiation because the program does not contain any specification. 12.81/8.02 - StatisticsResult: Ultimate Automizer benchmark data 12.81/8.02 CFG has 2 procedures, 8 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=8occurred 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, 3 LocationsWithAnnotation, 5 PreInvPairs, 5 NumberOfFragments, 3 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 12.81/8.02 - StatisticsResult: Constructed decomposition of program 12.81/8.02 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function \old(x) and consists of 5 locations. 12.81/8.02 - StatisticsResult: Timing statistics 12.81/8.02 BüchiAutomizer plugin needed 0.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 18 SDslu, 6 SDs, 0 SdLazy, 21 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 12.81/8.02 - TerminationAnalysisResult: Termination proven 12.81/8.02 Buchi Automizer proved that your program is terminating 12.81/8.02 RESULT: Ultimate proved your program to be correct! 12.81/8.02 !SESSION 2019-03-28 12:10:46.743 ----------------------------------------------- 12.81/8.02 eclipse.buildId=unknown 12.81/8.02 java.version=1.8.0_181 12.81/8.02 java.vendor=Oracle Corporation 12.81/8.02 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.81/8.02 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.81/8.02 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 12.81/8.02 12.81/8.02 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:10:52.899 12.81/8.02 !MESSAGE The workspace will exit with unsaved changes in this session. 12.81/8.02 Received shutdown request... 12.81/8.02 Ultimate: 12.81/8.02 GTK+ Version Check 12.81/8.02 EOF