12.34/6.01 NO 12.34/6.01 12.34/6.01 Ultimate: Cannot open display: 12.34/6.01 This is Ultimate 0.1.24-8dc7c08-m 12.34/6.01 [2019-03-28 22:40:29,745 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.34/6.01 [2019-03-28 22:40:29,747 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.34/6.01 [2019-03-28 22:40:29,759 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.34/6.01 [2019-03-28 22:40:29,759 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.34/6.01 [2019-03-28 22:40:29,760 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.34/6.01 [2019-03-28 22:40:29,761 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.34/6.01 [2019-03-28 22:40:29,763 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.34/6.01 [2019-03-28 22:40:29,764 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.34/6.01 [2019-03-28 22:40:29,765 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.34/6.01 [2019-03-28 22:40:29,766 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.34/6.01 [2019-03-28 22:40:29,766 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.34/6.01 [2019-03-28 22:40:29,767 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.34/6.01 [2019-03-28 22:40:29,768 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.34/6.01 [2019-03-28 22:40:29,769 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.34/6.01 [2019-03-28 22:40:29,770 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.34/6.01 [2019-03-28 22:40:29,770 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.34/6.01 [2019-03-28 22:40:29,772 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.34/6.01 [2019-03-28 22:40:29,774 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.34/6.01 [2019-03-28 22:40:29,775 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.34/6.01 [2019-03-28 22:40:29,777 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.34/6.01 [2019-03-28 22:40:29,779 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.34/6.01 [2019-03-28 22:40:29,781 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.34/6.01 [2019-03-28 22:40:29,781 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.34/6.01 [2019-03-28 22:40:29,781 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.34/6.01 [2019-03-28 22:40:29,782 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.34/6.01 [2019-03-28 22:40:29,782 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.34/6.01 [2019-03-28 22:40:29,783 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.34/6.01 [2019-03-28 22:40:29,784 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.34/6.01 [2019-03-28 22:40:29,784 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.34/6.01 [2019-03-28 22:40:29,785 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.34/6.01 [2019-03-28 22:40:29,786 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.34/6.01 [2019-03-28 22:40:29,787 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.34/6.01 [2019-03-28 22:40:29,787 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.34/6.01 [2019-03-28 22:40:29,788 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.34/6.01 [2019-03-28 22:40:29,788 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.34/6.01 [2019-03-28 22:40:29,788 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.34/6.01 [2019-03-28 22:40:29,789 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.34/6.01 [2019-03-28 22:40:29,790 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.34/6.01 [2019-03-28 22:40:29,790 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.34/6.01 [2019-03-28 22:40:29,804 INFO L110 SettingsManager]: Loading preferences was successful 12.34/6.01 [2019-03-28 22:40:29,804 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.34/6.01 [2019-03-28 22:40:29,805 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.34/6.01 [2019-03-28 22:40:29,806 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.34/6.01 [2019-03-28 22:40:29,806 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.34/6.01 [2019-03-28 22:40:29,806 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.34/6.01 [2019-03-28 22:40:29,806 INFO L133 SettingsManager]: * Use SBE=true 12.34/6.01 [2019-03-28 22:40:29,806 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.34/6.01 [2019-03-28 22:40:29,807 INFO L133 SettingsManager]: * Use old map elimination=false 12.34/6.01 [2019-03-28 22:40:29,807 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.34/6.01 [2019-03-28 22:40:29,807 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.34/6.01 [2019-03-28 22:40:29,807 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.34/6.01 [2019-03-28 22:40:29,807 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.34/6.01 [2019-03-28 22:40:29,807 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.34/6.01 [2019-03-28 22:40:29,808 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.34/6.01 [2019-03-28 22:40:29,808 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.34/6.01 [2019-03-28 22:40:29,808 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.34/6.01 [2019-03-28 22:40:29,808 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.34/6.01 [2019-03-28 22:40:29,808 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.34/6.01 [2019-03-28 22:40:29,808 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.34/6.01 [2019-03-28 22:40:29,809 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.34/6.01 [2019-03-28 22:40:29,809 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.34/6.01 [2019-03-28 22:40:29,809 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.34/6.01 [2019-03-28 22:40:29,809 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.34/6.01 [2019-03-28 22:40:29,809 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.34/6.01 [2019-03-28 22:40:29,810 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.34/6.01 [2019-03-28 22:40:29,810 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.34/6.01 [2019-03-28 22:40:29,810 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.34/6.01 [2019-03-28 22:40:29,810 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.34/6.01 [2019-03-28 22:40:29,835 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.34/6.01 [2019-03-28 22:40:29,848 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.34/6.01 [2019-03-28 22:40:29,852 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.34/6.01 [2019-03-28 22:40:29,853 INFO L271 PluginConnector]: Initializing CDTParser... 12.34/6.01 [2019-03-28 22:40:29,853 INFO L276 PluginConnector]: CDTParser initialized 12.34/6.01 [2019-03-28 22:40:29,854 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.34/6.01 [2019-03-28 22:40:29,912 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/e72e88f1d2b04a4fa2cfa114caa168bc/FLAG0e8aaadb3 12.34/6.01 [2019-03-28 22:40:30,250 INFO L307 CDTParser]: Found 1 translation units. 12.34/6.01 [2019-03-28 22:40:30,250 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.34/6.01 [2019-03-28 22:40:30,257 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/e72e88f1d2b04a4fa2cfa114caa168bc/FLAG0e8aaadb3 12.34/6.01 [2019-03-28 22:40:30,659 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/e72e88f1d2b04a4fa2cfa114caa168bc 12.34/6.01 [2019-03-28 22:40:30,670 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.34/6.01 [2019-03-28 22:40:30,672 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.34/6.01 [2019-03-28 22:40:30,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.34/6.01 [2019-03-28 22:40:30,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.34/6.01 [2019-03-28 22:40:30,677 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.34/6.01 [2019-03-28 22:40:30,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:30,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af1785d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30, skipping insertion in model container 12.34/6.01 [2019-03-28 22:40:30,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:30,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.34/6.01 [2019-03-28 22:40:30,707 INFO L176 MainTranslator]: Built tables and reachable declarations 12.34/6.01 [2019-03-28 22:40:30,864 INFO L206 PostProcessor]: Analyzing one entry point: main 12.34/6.01 [2019-03-28 22:40:30,871 INFO L191 MainTranslator]: Completed pre-run 12.34/6.01 [2019-03-28 22:40:30,887 INFO L206 PostProcessor]: Analyzing one entry point: main 12.34/6.01 [2019-03-28 22:40:30,903 INFO L195 MainTranslator]: Completed translation 12.34/6.01 [2019-03-28 22:40:30,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30 WrapperNode 12.34/6.01 [2019-03-28 22:40:30,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.34/6.01 [2019-03-28 22:40:30,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.34/6.01 [2019-03-28 22:40:30,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.34/6.01 [2019-03-28 22:40:30,904 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.34/6.01 [2019-03-28 22:40:30,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:30,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:31,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.34/6.01 [2019-03-28 22:40:31,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.34/6.01 [2019-03-28 22:40:31,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.34/6.01 [2019-03-28 22:40:31,001 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.34/6.01 [2019-03-28 22:40:31,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:31,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:31,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:31,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:31,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:31,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:31,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 [2019-03-28 22:40:31,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.34/6.01 [2019-03-28 22:40:31,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.34/6.01 [2019-03-28 22:40:31,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.34/6.01 [2019-03-28 22:40:31,021 INFO L276 PluginConnector]: RCFGBuilder initialized 12.34/6.01 [2019-03-28 22:40:31,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (1/1) ... 12.34/6.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.34/6.01 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.34/6.01 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.34/6.01 [2019-03-28 22:40:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.34/6.01 [2019-03-28 22:40:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.34/6.01 [2019-03-28 22:40:31,201 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.34/6.01 [2019-03-28 22:40:31,202 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.34/6.01 [2019-03-28 22:40:31,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:40:31 BoogieIcfgContainer 12.34/6.01 [2019-03-28 22:40:31,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.34/6.01 [2019-03-28 22:40:31,204 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.34/6.01 [2019-03-28 22:40:31,204 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.34/6.01 [2019-03-28 22:40:31,206 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.34/6.01 [2019-03-28 22:40:31,206 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:40:31" (1/1) ... 12.34/6.01 [2019-03-28 22:40:31,221 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 12.34/6.01 [2019-03-28 22:40:31,222 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.34/6.01 [2019-03-28 22:40:31,223 INFO L263 BlockEncoder]: Using Maximize final states 12.34/6.01 [2019-03-28 22:40:31,224 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.34/6.01 [2019-03-28 22:40:31,224 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.34/6.01 [2019-03-28 22:40:31,226 INFO L296 BlockEncoder]: Using Remove sink states 12.34/6.01 [2019-03-28 22:40:31,227 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.34/6.01 [2019-03-28 22:40:31,227 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.34/6.01 [2019-03-28 22:40:31,240 INFO L185 BlockEncoder]: Using Use SBE 12.34/6.01 [2019-03-28 22:40:31,247 INFO L200 BlockEncoder]: SBE split 0 edges 12.34/6.01 [2019-03-28 22:40:31,252 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.34/6.01 [2019-03-28 22:40:31,254 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.34/6.01 [2019-03-28 22:40:31,268 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 12.34/6.01 [2019-03-28 22:40:31,270 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 12.34/6.01 [2019-03-28 22:40:31,271 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.34/6.01 [2019-03-28 22:40:31,272 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.34/6.01 [2019-03-28 22:40:31,272 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.34/6.01 [2019-03-28 22:40:31,272 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.34/6.01 [2019-03-28 22:40:31,272 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.34/6.01 [2019-03-28 22:40:31,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:40:31 BasicIcfg 12.34/6.01 [2019-03-28 22:40:31,273 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.34/6.01 [2019-03-28 22:40:31,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.34/6.01 [2019-03-28 22:40:31,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.34/6.01 [2019-03-28 22:40:31,277 INFO L276 PluginConnector]: TraceAbstraction initialized 12.34/6.01 [2019-03-28 22:40:31,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:40:30" (1/4) ... 12.34/6.01 [2019-03-28 22:40:31,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a239874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:40:31, skipping insertion in model container 12.34/6.01 [2019-03-28 22:40:31,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (2/4) ... 12.34/6.01 [2019-03-28 22:40:31,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a239874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:40:31, skipping insertion in model container 12.34/6.01 [2019-03-28 22:40:31,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:40:31" (3/4) ... 12.34/6.01 [2019-03-28 22:40:31,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a239874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:40:31, skipping insertion in model container 12.34/6.01 [2019-03-28 22:40:31,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:40:31" (4/4) ... 12.34/6.01 [2019-03-28 22:40:31,281 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.34/6.01 [2019-03-28 22:40:31,291 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.34/6.01 [2019-03-28 22:40:31,299 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.34/6.01 [2019-03-28 22:40:31,316 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.34/6.01 [2019-03-28 22:40:31,346 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.34/6.01 [2019-03-28 22:40:31,347 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.34/6.01 [2019-03-28 22:40:31,347 INFO L383 AbstractCegarLoop]: Hoare is true 12.34/6.01 [2019-03-28 22:40:31,347 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.34/6.01 [2019-03-28 22:40:31,347 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.34/6.01 [2019-03-28 22:40:31,347 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.34/6.01 [2019-03-28 22:40:31,348 INFO L387 AbstractCegarLoop]: Difference is false 12.34/6.01 [2019-03-28 22:40:31,348 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.34/6.01 [2019-03-28 22:40:31,348 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.34/6.01 [2019-03-28 22:40:31,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.34/6.01 [2019-03-28 22:40:31,368 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.34/6.01 [2019-03-28 22:40:31,370 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.34/6.01 [2019-03-28 22:40:31,420 INFO L451 ceAbstractionStarter]: At program point L18-2(lines 18 21) the Hoare annotation is: true 12.34/6.01 [2019-03-28 22:40:31,421 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.34/6.01 [2019-03-28 22:40:31,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:40:31 BasicIcfg 12.34/6.01 [2019-03-28 22:40:31,428 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.34/6.01 [2019-03-28 22:40:31,429 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.34/6.01 [2019-03-28 22:40:31,429 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.34/6.01 [2019-03-28 22:40:31,432 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.34/6.01 [2019-03-28 22:40:31,433 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.34/6.01 [2019-03-28 22:40:31,433 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:40:30" (1/5) ... 12.34/6.01 [2019-03-28 22:40:31,434 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e3757f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:40:31, skipping insertion in model container 12.34/6.01 [2019-03-28 22:40:31,434 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.34/6.01 [2019-03-28 22:40:31,434 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:30" (2/5) ... 12.34/6.01 [2019-03-28 22:40:31,435 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e3757f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:40:31, skipping insertion in model container 12.34/6.01 [2019-03-28 22:40:31,435 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.34/6.01 [2019-03-28 22:40:31,435 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:40:31" (3/5) ... 12.34/6.01 [2019-03-28 22:40:31,436 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e3757f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:40:31, skipping insertion in model container 12.34/6.01 [2019-03-28 22:40:31,436 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.34/6.01 [2019-03-28 22:40:31,436 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:40:31" (4/5) ... 12.34/6.01 [2019-03-28 22:40:31,436 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e3757f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:40:31, skipping insertion in model container 12.34/6.01 [2019-03-28 22:40:31,436 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.34/6.01 [2019-03-28 22:40:31,437 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:40:31" (5/5) ... 12.34/6.01 [2019-03-28 22:40:31,438 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.34/6.01 [2019-03-28 22:40:31,466 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.34/6.01 [2019-03-28 22:40:31,466 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.34/6.01 [2019-03-28 22:40:31,467 INFO L375 BuchiCegarLoop]: Hoare is true 12.34/6.01 [2019-03-28 22:40:31,467 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.34/6.01 [2019-03-28 22:40:31,467 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.34/6.01 [2019-03-28 22:40:31,467 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.34/6.01 [2019-03-28 22:40:31,467 INFO L379 BuchiCegarLoop]: Difference is false 12.34/6.01 [2019-03-28 22:40:31,468 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.34/6.01 [2019-03-28 22:40:31,468 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.34/6.01 [2019-03-28 22:40:31,471 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.34/6.01 [2019-03-28 22:40:31,488 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.34/6.01 [2019-03-28 22:40:31,488 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.34/6.01 [2019-03-28 22:40:31,488 INFO L119 BuchiIsEmpty]: Starting construction of run 12.34/6.01 [2019-03-28 22:40:31,493 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.34/6.01 [2019-03-28 22:40:31,494 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.34/6.01 [2019-03-28 22:40:31,494 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.34/6.01 [2019-03-28 22:40:31,494 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.34/6.01 [2019-03-28 22:40:31,494 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.34/6.01 [2019-03-28 22:40:31,495 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.34/6.01 [2019-03-28 22:40:31,495 INFO L119 BuchiIsEmpty]: Starting construction of run 12.34/6.01 [2019-03-28 22:40:31,495 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.34/6.01 [2019-03-28 22:40:31,495 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.34/6.01 [2019-03-28 22:40:31,500 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L18-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 1) (= v_ULTIMATE.start_main_~x~0_1 1)) InVars {} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L18-2true 12.34/6.01 [2019-03-28 22:40:31,500 INFO L796 eck$LassoCheckResult]: Loop: 4#L18-2true [22] L18-2-->L18-2: Formula: (and (<= 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~y~0_6 (* 3 v_ULTIMATE.start_main_~y~0_7)) (= v_ULTIMATE.start_main_~x~0_7 (* 2 v_ULTIMATE.start_main_~x~0_8))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L18-2true 12.34/6.01 [2019-03-28 22:40:31,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.34/6.01 [2019-03-28 22:40:31,507 INFO L82 PathProgramCache]: Analyzing trace with hash 50, now seen corresponding path program 1 times 12.34/6.01 [2019-03-28 22:40:31,509 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.34/6.01 [2019-03-28 22:40:31,510 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.34/6.01 [2019-03-28 22:40:31,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.34/6.01 [2019-03-28 22:40:31,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.34/6.01 [2019-03-28 22:40:31,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.34/6.01 [2019-03-28 22:40:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.34/6.01 [2019-03-28 22:40:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.34/6.01 [2019-03-28 22:40:31,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.34/6.01 [2019-03-28 22:40:31,577 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 12.34/6.01 [2019-03-28 22:40:31,577 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.34/6.01 [2019-03-28 22:40:31,577 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.34/6.01 [2019-03-28 22:40:31,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.34/6.01 [2019-03-28 22:40:31,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.34/6.01 [2019-03-28 22:40:31,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.34/6.01 [2019-03-28 22:40:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.34/6.01 [2019-03-28 22:40:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.34/6.01 [2019-03-28 22:40:31,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.34/6.01 [2019-03-28 22:40:31,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1572, now seen corresponding path program 1 times 12.34/6.01 [2019-03-28 22:40:31,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.34/6.01 [2019-03-28 22:40:31,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.34/6.01 [2019-03-28 22:40:31,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.34/6.01 [2019-03-28 22:40:31,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.34/6.01 [2019-03-28 22:40:31,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.34/6.01 [2019-03-28 22:40:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.34/6.01 [2019-03-28 22:40:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.34/6.01 [2019-03-28 22:40:31,666 INFO L216 LassoAnalysis]: Preferences: 12.34/6.01 [2019-03-28 22:40:31,668 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.34/6.01 [2019-03-28 22:40:31,668 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.34/6.01 [2019-03-28 22:40:31,668 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.34/6.01 [2019-03-28 22:40:31,668 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.34/6.01 [2019-03-28 22:40:31,668 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.34/6.01 [2019-03-28 22:40:31,668 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.34/6.01 [2019-03-28 22:40:31,669 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.34/6.01 [2019-03-28 22:40:31,669 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.34/6.01 [2019-03-28 22:40:31,669 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.34/6.01 [2019-03-28 22:40:31,669 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.34/6.01 [2019-03-28 22:40:31,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.34/6.01 [2019-03-28 22:40:31,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.34/6.01 [2019-03-28 22:40:31,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.34/6.01 [2019-03-28 22:40:31,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.34/6.01 [2019-03-28 22:40:31,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.34/6.01 [2019-03-28 22:40:31,843 INFO L300 LassoAnalysis]: Preprocessing complete. 12.34/6.01 [2019-03-28 22:40:31,844 INFO L412 LassoAnalysis]: Checking for nontermination... 12.34/6.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.34/6.01 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.34/6.01 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.34/6.01 [2019-03-28 22:40:31,851 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.34/6.01 [2019-03-28 22:40:31,852 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.34/6.01 [2019-03-28 22:40:31,860 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.34/6.01 [2019-03-28 22:40:31,860 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.34/6.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.34/6.01 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.34/6.01 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.34/6.01 [2019-03-28 22:40:31,888 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.34/6.01 [2019-03-28 22:40:31,889 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.34/6.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.34/6.01 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.34/6.01 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.34/6.01 [2019-03-28 22:40:31,920 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.34/6.01 [2019-03-28 22:40:31,920 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.34/6.01 [2019-03-28 22:40:31,941 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.34/6.01 [2019-03-28 22:40:31,941 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0}, {ULTIMATE.start_main_~y~0=0}, {ULTIMATE.start_main_~y~0=2}] Lambdas: [4, 10, 3] Nus: [0, 0] 12.34/6.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.34/6.01 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.34/6.01 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.34/6.01 [2019-03-28 22:40:31,968 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.34/6.01 [2019-03-28 22:40:31,969 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.34/6.01 [2019-03-28 22:40:31,996 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.34/6.01 [2019-03-28 22:40:31,996 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.34/6.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.34/6.01 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.34/6.01 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.34/6.01 [2019-03-28 22:40:32,001 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.34/6.01 [2019-03-28 22:40:32,001 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.34/6.01 [2019-03-28 22:40:32,028 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.34/6.01 [2019-03-28 22:40:32,029 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.34/6.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.34/6.01 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.34/6.01 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.34/6.01 [2019-03-28 22:40:32,033 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.34/6.01 [2019-03-28 22:40:32,033 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.34/6.01 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.34/6.01 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.34/6.01 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.34/6.01 [2019-03-28 22:40:32,065 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.34/6.01 [2019-03-28 22:40:32,066 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.34/6.01 [2019-03-28 22:40:32,078 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.34/6.01 [2019-03-28 22:40:32,078 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [0, 2, 0] Nus: [0, 0] 12.34/6.01 [2019-03-28 22:40:32,113 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,116 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,117 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,118 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,118 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,118 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,119 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,119 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,120 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,120 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:40:32 BasicIcfg 12.34/6.01 [2019-03-28 22:40:32,132 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.34/6.01 [2019-03-28 22:40:32,133 INFO L168 Benchmark]: Toolchain (without parser) took 1461.43 ms. Allocated memory was 649.6 MB in the beginning and 689.4 MB in the end (delta: 39.8 MB). Free memory was 563.9 MB in the beginning and 558.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 45.1 MB. Max. memory is 50.3 GB. 12.34/6.01 [2019-03-28 22:40:32,135 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 586.5 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.34/6.01 [2019-03-28 22:40:32,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.63 ms. Allocated memory is still 649.6 MB. Free memory was 563.9 MB in the beginning and 554.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 12.34/6.01 [2019-03-28 22:40:32,136 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.02 ms. Allocated memory was 649.6 MB in the beginning and 689.4 MB in the end (delta: 39.8 MB). Free memory was 554.2 MB in the beginning and 656.1 MB in the end (delta: -101.9 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. 12.34/6.01 [2019-03-28 22:40:32,137 INFO L168 Benchmark]: Boogie Preprocessor took 20.16 ms. Allocated memory is still 689.4 MB. Free memory was 656.1 MB in the beginning and 653.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.34/6.01 [2019-03-28 22:40:32,137 INFO L168 Benchmark]: RCFGBuilder took 182.20 ms. Allocated memory is still 689.4 MB. Free memory was 653.0 MB in the beginning and 640.0 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.34/6.01 [2019-03-28 22:40:32,138 INFO L168 Benchmark]: BlockEncodingV2 took 69.68 ms. Allocated memory is still 689.4 MB. Free memory was 640.0 MB in the beginning and 636.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.34/6.01 [2019-03-28 22:40:32,138 INFO L168 Benchmark]: TraceAbstraction took 154.29 ms. Allocated memory is still 689.4 MB. Free memory was 634.6 MB in the beginning and 626.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 12.34/6.01 [2019-03-28 22:40:32,139 INFO L168 Benchmark]: BuchiAutomizer took 703.18 ms. Allocated memory is still 689.4 MB. Free memory was 626.6 MB in the beginning and 558.6 MB in the end (delta: 68.0 MB). Peak memory consumption was 68.0 MB. Max. memory is 50.3 GB. 12.34/6.01 [2019-03-28 22:40:32,143 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.34/6.01 --- Results --- 12.34/6.01 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.34/6.01 - StatisticsResult: Initial Icfg 12.34/6.01 6 locations, 7 edges 12.34/6.01 - StatisticsResult: Encoded RCFG 12.34/6.01 2 locations, 2 edges 12.34/6.01 * Results from de.uni_freiburg.informatik.ultimate.core: 12.34/6.01 - StatisticsResult: Toolchain Benchmarks 12.34/6.01 Benchmark results are: 12.34/6.01 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 586.5 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.34/6.01 * CACSL2BoogieTranslator took 230.63 ms. Allocated memory is still 649.6 MB. Free memory was 563.9 MB in the beginning and 554.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 12.34/6.01 * Boogie Procedure Inliner took 96.02 ms. Allocated memory was 649.6 MB in the beginning and 689.4 MB in the end (delta: 39.8 MB). Free memory was 554.2 MB in the beginning and 656.1 MB in the end (delta: -101.9 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. 12.34/6.01 * Boogie Preprocessor took 20.16 ms. Allocated memory is still 689.4 MB. Free memory was 656.1 MB in the beginning and 653.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.34/6.01 * RCFGBuilder took 182.20 ms. Allocated memory is still 689.4 MB. Free memory was 653.0 MB in the beginning and 640.0 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.34/6.01 * BlockEncodingV2 took 69.68 ms. Allocated memory is still 689.4 MB. Free memory was 640.0 MB in the beginning and 636.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.34/6.01 * TraceAbstraction took 154.29 ms. Allocated memory is still 689.4 MB. Free memory was 634.6 MB in the beginning and 626.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 12.34/6.01 * BuchiAutomizer took 703.18 ms. Allocated memory is still 689.4 MB. Free memory was 626.6 MB in the beginning and 558.6 MB in the end (delta: 68.0 MB). Peak memory consumption was 68.0 MB. Max. memory is 50.3 GB. 12.34/6.01 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 - GenericResult: Unfinished Backtranslation 12.34/6.01 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.34/6.01 - AllSpecificationsHoldResult: All specifications hold 12.34/6.01 We were not able to verify any specifiation because the program does not contain any specification. 12.34/6.01 - InvariantResult [Line: 18]: Loop Invariant 12.34/6.01 Derived loop invariant: 1 12.34/6.01 - StatisticsResult: Ultimate Automizer benchmark data 12.34/6.01 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 12.34/6.01 - StatisticsResult: Constructed decomposition of program 12.34/6.01 Trivial decomposition into one nonterminating module. 12.34/6.01 - StatisticsResult: Timing statistics 12.34/6.01 BüchiAutomizer plugin needed 0.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. 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: Lassos: inital21 mio100 ax157 hnf100 lsp36 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq183 hnf95 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 12.34/6.01 - TerminationAnalysisResult: Nontermination possible 12.34/6.01 Buchi Automizer proved that your program is nonterminating for some inputs 12.34/6.01 - GeometricNonTerminationArgumentResult [Line: 18]: Nontermination argument in form of an infinite program execution. 12.34/6.01 [2019-03-28 22:40:32,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,156 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,156 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,156 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,157 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,157 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,157 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,158 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,158 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,159 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,159 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,159 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,160 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,160 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,160 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,161 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 [2019-03-28 22:40:32,161 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.34/6.01 [2019-03-28 22:40:32,161 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.34/6.01 Nontermination argument in form of an infinite execution 12.34/6.01 {ULTIMATE.start_main_~y~0=0, ~unnamed0~0~true=1, ~unnamed0~0~false=0, ULTIMATE.start_main_~x~0=0, |ULTIMATE.start_main_#res|=0} 12.34/6.01 {~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=1, y=1} 12.34/6.01 {~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=2, y=3} 12.34/6.01 {~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=4, y=9} 12.34/6.01 {~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=8, y=27} 12.34/6.01 {~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=16, y=81} 12.34/6.01 - StatisticsResult: NonterminationArgumentStatistics 12.34/6.01 Unbounded Execution 2GEVs Lambdas: [4, 10, 3, 0, 2, 0] Mus: [0, 0, 0, 0, 0] 12.34/6.01 - NonterminatingLassoResult [Line: 18]: Nonterminating execution 12.34/6.01 Found a nonterminating execution for the following lasso shaped sequence of statements. 12.34/6.01 Stem: 12.34/6.01 [L15] int x, y; 12.34/6.01 [L16] x = 1 12.34/6.01 [L17] y = 1 12.34/6.01 Loop: 12.34/6.01 [L18] COND TRUE x >= 0 12.34/6.01 [L19] x = 2*x 12.34/6.01 [L20] y = 3*y 12.34/6.01 End of lasso representation. 12.34/6.01 RESULT: Ultimate proved your program to be incorrect! 12.34/6.01 !SESSION 2019-03-28 22:40:27.435 ----------------------------------------------- 12.34/6.01 eclipse.buildId=unknown 12.34/6.01 java.version=1.8.0_181 12.34/6.01 java.vendor=Oracle Corporation 12.34/6.01 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.34/6.01 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.34/6.01 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 12.34/6.01 12.34/6.01 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:40:32.386 12.34/6.01 !MESSAGE The workspace will exit with unsaved changes in this session. 12.34/6.01 Received shutdown request... 12.34/6.01 Ultimate: 12.34/6.01 GTK+ Version Check 12.34/6.01 EOF