12.76/6.11 NO 12.76/6.11 12.76/6.11 Ultimate: Cannot open display: 12.76/6.11 This is Ultimate 0.1.24-8dc7c08-m 12.76/6.11 [2019-03-29 01:54:29,726 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.76/6.11 [2019-03-29 01:54:29,728 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.76/6.11 [2019-03-29 01:54:29,739 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.76/6.11 [2019-03-29 01:54:29,740 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.76/6.11 [2019-03-29 01:54:29,741 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.76/6.11 [2019-03-29 01:54:29,742 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.76/6.11 [2019-03-29 01:54:29,743 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.76/6.11 [2019-03-29 01:54:29,745 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.76/6.11 [2019-03-29 01:54:29,746 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.76/6.11 [2019-03-29 01:54:29,746 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.76/6.11 [2019-03-29 01:54:29,747 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.76/6.11 [2019-03-29 01:54:29,748 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.76/6.11 [2019-03-29 01:54:29,749 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.76/6.11 [2019-03-29 01:54:29,750 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.76/6.11 [2019-03-29 01:54:29,750 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.76/6.11 [2019-03-29 01:54:29,751 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.76/6.11 [2019-03-29 01:54:29,753 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.76/6.11 [2019-03-29 01:54:29,755 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.76/6.11 [2019-03-29 01:54:29,756 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.76/6.11 [2019-03-29 01:54:29,757 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.76/6.11 [2019-03-29 01:54:29,758 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.76/6.11 [2019-03-29 01:54:29,760 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.76/6.11 [2019-03-29 01:54:29,761 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.76/6.11 [2019-03-29 01:54:29,761 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.76/6.11 [2019-03-29 01:54:29,762 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.76/6.11 [2019-03-29 01:54:29,762 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.76/6.11 [2019-03-29 01:54:29,763 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.76/6.11 [2019-03-29 01:54:29,763 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.76/6.11 [2019-03-29 01:54:29,764 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.76/6.11 [2019-03-29 01:54:29,765 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.76/6.11 [2019-03-29 01:54:29,765 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.76/6.11 [2019-03-29 01:54:29,766 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.76/6.11 [2019-03-29 01:54:29,767 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.76/6.11 [2019-03-29 01:54:29,767 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.76/6.11 [2019-03-29 01:54:29,767 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.76/6.11 [2019-03-29 01:54:29,768 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.76/6.11 [2019-03-29 01:54:29,769 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.76/6.11 [2019-03-29 01:54:29,769 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.76/6.11 [2019-03-29 01:54:29,770 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.76/6.11 [2019-03-29 01:54:29,784 INFO L110 SettingsManager]: Loading preferences was successful 12.76/6.11 [2019-03-29 01:54:29,785 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.76/6.11 [2019-03-29 01:54:29,786 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.76/6.11 [2019-03-29 01:54:29,786 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.76/6.11 [2019-03-29 01:54:29,786 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.76/6.11 [2019-03-29 01:54:29,786 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.76/6.11 [2019-03-29 01:54:29,787 INFO L133 SettingsManager]: * Use SBE=true 12.76/6.11 [2019-03-29 01:54:29,787 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.76/6.11 [2019-03-29 01:54:29,787 INFO L133 SettingsManager]: * Use old map elimination=false 12.76/6.11 [2019-03-29 01:54:29,787 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.76/6.11 [2019-03-29 01:54:29,787 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.76/6.11 [2019-03-29 01:54:29,787 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.76/6.11 [2019-03-29 01:54:29,788 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.76/6.11 [2019-03-29 01:54:29,788 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.76/6.11 [2019-03-29 01:54:29,788 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:29,788 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.76/6.11 [2019-03-29 01:54:29,788 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.76/6.11 [2019-03-29 01:54:29,788 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.76/6.11 [2019-03-29 01:54:29,789 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.76/6.11 [2019-03-29 01:54:29,789 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.76/6.11 [2019-03-29 01:54:29,789 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.76/6.11 [2019-03-29 01:54:29,789 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.76/6.11 [2019-03-29 01:54:29,789 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.76/6.11 [2019-03-29 01:54:29,789 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.76/6.11 [2019-03-29 01:54:29,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.76/6.11 [2019-03-29 01:54:29,790 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.76/6.11 [2019-03-29 01:54:29,790 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.76/6.11 [2019-03-29 01:54:29,790 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.76/6.11 [2019-03-29 01:54:29,790 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.76/6.11 [2019-03-29 01:54:29,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.76/6.11 [2019-03-29 01:54:29,830 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.76/6.11 [2019-03-29 01:54:29,833 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.76/6.11 [2019-03-29 01:54:29,835 INFO L271 PluginConnector]: Initializing CDTParser... 12.76/6.11 [2019-03-29 01:54:29,835 INFO L276 PluginConnector]: CDTParser initialized 12.76/6.11 [2019-03-29 01:54:29,836 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.76/6.11 [2019-03-29 01:54:29,936 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/859ed0ceefcc432cbfc9d581a8820a92/FLAG9a5d57965 12.76/6.11 [2019-03-29 01:54:30,267 INFO L307 CDTParser]: Found 1 translation units. 12.76/6.11 [2019-03-29 01:54:30,268 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.76/6.11 [2019-03-29 01:54:30,274 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/859ed0ceefcc432cbfc9d581a8820a92/FLAG9a5d57965 12.76/6.11 [2019-03-29 01:54:30,682 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/859ed0ceefcc432cbfc9d581a8820a92 12.76/6.11 [2019-03-29 01:54:30,693 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.76/6.11 [2019-03-29 01:54:30,695 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.76/6.11 [2019-03-29 01:54:30,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.76/6.11 [2019-03-29 01:54:30,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.76/6.11 [2019-03-29 01:54:30,700 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.76/6.11 [2019-03-29 01:54:30,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:30,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2c0ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30, skipping insertion in model container 12.76/6.11 [2019-03-29 01:54:30,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:30,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.76/6.11 [2019-03-29 01:54:30,730 INFO L176 MainTranslator]: Built tables and reachable declarations 12.76/6.11 [2019-03-29 01:54:30,887 INFO L206 PostProcessor]: Analyzing one entry point: main 12.76/6.11 [2019-03-29 01:54:30,892 INFO L191 MainTranslator]: Completed pre-run 12.76/6.11 [2019-03-29 01:54:30,908 INFO L206 PostProcessor]: Analyzing one entry point: main 12.76/6.11 [2019-03-29 01:54:30,924 INFO L195 MainTranslator]: Completed translation 12.76/6.11 [2019-03-29 01:54:30,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30 WrapperNode 12.76/6.11 [2019-03-29 01:54:30,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.76/6.11 [2019-03-29 01:54:30,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.76/6.11 [2019-03-29 01:54:30,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.76/6.11 [2019-03-29 01:54:30,926 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.76/6.11 [2019-03-29 01:54:30,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.76/6.11 [2019-03-29 01:54:31,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.76/6.11 [2019-03-29 01:54:31,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.76/6.11 [2019-03-29 01:54:31,020 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.76/6.11 [2019-03-29 01:54:31,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.76/6.11 [2019-03-29 01:54:31,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.76/6.11 [2019-03-29 01:54:31,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.76/6.11 [2019-03-29 01:54:31,039 INFO L276 PluginConnector]: RCFGBuilder initialized 12.76/6.11 [2019-03-29 01:54:31,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (1/1) ... 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.76/6.11 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.76/6.11 [2019-03-29 01:54:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.76/6.11 [2019-03-29 01:54:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.76/6.11 [2019-03-29 01:54:31,213 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.76/6.11 [2019-03-29 01:54:31,213 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.76/6.11 [2019-03-29 01:54:31,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:54:31 BoogieIcfgContainer 12.76/6.11 [2019-03-29 01:54:31,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.76/6.11 [2019-03-29 01:54:31,215 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.76/6.11 [2019-03-29 01:54:31,215 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.76/6.11 [2019-03-29 01:54:31,217 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.76/6.11 [2019-03-29 01:54:31,218 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:54:31" (1/1) ... 12.76/6.11 [2019-03-29 01:54:31,232 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 12.76/6.11 [2019-03-29 01:54:31,234 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.76/6.11 [2019-03-29 01:54:31,235 INFO L263 BlockEncoder]: Using Maximize final states 12.76/6.11 [2019-03-29 01:54:31,235 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.76/6.11 [2019-03-29 01:54:31,235 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.76/6.11 [2019-03-29 01:54:31,238 INFO L296 BlockEncoder]: Using Remove sink states 12.76/6.11 [2019-03-29 01:54:31,239 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.76/6.11 [2019-03-29 01:54:31,239 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.76/6.11 [2019-03-29 01:54:31,253 INFO L185 BlockEncoder]: Using Use SBE 12.76/6.11 [2019-03-29 01:54:31,268 INFO L200 BlockEncoder]: SBE split 2 edges 12.76/6.11 [2019-03-29 01:54:31,273 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.76/6.11 [2019-03-29 01:54:31,275 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.76/6.11 [2019-03-29 01:54:31,285 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 12.76/6.11 [2019-03-29 01:54:31,287 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 12.76/6.11 [2019-03-29 01:54:31,288 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.76/6.11 [2019-03-29 01:54:31,289 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.76/6.11 [2019-03-29 01:54:31,289 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.76/6.11 [2019-03-29 01:54:31,289 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.76/6.11 [2019-03-29 01:54:31,289 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 5 edges 12.76/6.11 [2019-03-29 01:54:31,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:54:31 BasicIcfg 12.76/6.11 [2019-03-29 01:54:31,290 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.76/6.11 [2019-03-29 01:54:31,291 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.76/6.11 [2019-03-29 01:54:31,291 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.76/6.11 [2019-03-29 01:54:31,294 INFO L276 PluginConnector]: TraceAbstraction initialized 12.76/6.11 [2019-03-29 01:54:31,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:54:30" (1/4) ... 12.76/6.11 [2019-03-29 01:54:31,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36699549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:54:31, skipping insertion in model container 12.76/6.11 [2019-03-29 01:54:31,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (2/4) ... 12.76/6.11 [2019-03-29 01:54:31,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36699549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:54:31, skipping insertion in model container 12.76/6.11 [2019-03-29 01:54:31,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:54:31" (3/4) ... 12.76/6.11 [2019-03-29 01:54:31,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36699549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:54:31, skipping insertion in model container 12.76/6.11 [2019-03-29 01:54:31,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:54:31" (4/4) ... 12.76/6.11 [2019-03-29 01:54:31,299 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.76/6.11 [2019-03-29 01:54:31,310 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.76/6.11 [2019-03-29 01:54:31,317 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.76/6.11 [2019-03-29 01:54:31,335 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.76/6.11 [2019-03-29 01:54:31,363 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.76/6.11 [2019-03-29 01:54:31,364 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.76/6.11 [2019-03-29 01:54:31,364 INFO L383 AbstractCegarLoop]: Hoare is true 12.76/6.11 [2019-03-29 01:54:31,364 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.76/6.11 [2019-03-29 01:54:31,365 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.76/6.11 [2019-03-29 01:54:31,365 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.76/6.11 [2019-03-29 01:54:31,365 INFO L387 AbstractCegarLoop]: Difference is false 12.76/6.11 [2019-03-29 01:54:31,365 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.76/6.11 [2019-03-29 01:54:31,365 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.76/6.11 [2019-03-29 01:54:31,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.76/6.11 [2019-03-29 01:54:31,384 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.76/6.11 [2019-03-29 01:54:31,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.76/6.11 [2019-03-29 01:54:31,440 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.76/6.11 [2019-03-29 01:54:31,440 INFO L451 ceAbstractionStarter]: At program point L10-2(lines 10 12) the Hoare annotation is: true 12.76/6.11 [2019-03-29 01:54:31,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:54:31 BasicIcfg 12.76/6.11 [2019-03-29 01:54:31,449 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.76/6.11 [2019-03-29 01:54:31,449 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.76/6.11 [2019-03-29 01:54:31,449 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.76/6.11 [2019-03-29 01:54:31,453 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.76/6.11 [2019-03-29 01:54:31,453 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.76/6.11 [2019-03-29 01:54:31,454 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:54:30" (1/5) ... 12.76/6.11 [2019-03-29 01:54:31,454 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a270e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:54:31, skipping insertion in model container 12.76/6.11 [2019-03-29 01:54:31,455 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.76/6.11 [2019-03-29 01:54:31,455 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:30" (2/5) ... 12.76/6.11 [2019-03-29 01:54:31,455 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a270e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:54:31, skipping insertion in model container 12.76/6.11 [2019-03-29 01:54:31,455 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.76/6.11 [2019-03-29 01:54:31,455 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:54:31" (3/5) ... 12.76/6.11 [2019-03-29 01:54:31,456 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a270e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:54:31, skipping insertion in model container 12.76/6.11 [2019-03-29 01:54:31,456 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.76/6.11 [2019-03-29 01:54:31,456 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:54:31" (4/5) ... 12.76/6.11 [2019-03-29 01:54:31,457 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a270e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:54:31, skipping insertion in model container 12.76/6.11 [2019-03-29 01:54:31,457 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.76/6.11 [2019-03-29 01:54:31,457 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:54:31" (5/5) ... 12.76/6.11 [2019-03-29 01:54:31,459 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.76/6.11 [2019-03-29 01:54:31,486 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.76/6.11 [2019-03-29 01:54:31,486 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.76/6.11 [2019-03-29 01:54:31,486 INFO L375 BuchiCegarLoop]: Hoare is true 12.76/6.11 [2019-03-29 01:54:31,487 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.76/6.11 [2019-03-29 01:54:31,487 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.76/6.11 [2019-03-29 01:54:31,487 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.76/6.11 [2019-03-29 01:54:31,487 INFO L379 BuchiCegarLoop]: Difference is false 12.76/6.11 [2019-03-29 01:54:31,487 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.76/6.11 [2019-03-29 01:54:31,487 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.76/6.11 [2019-03-29 01:54:31,490 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.76/6.11 [2019-03-29 01:54:31,509 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.76/6.11 [2019-03-29 01:54:31,509 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.76/6.11 [2019-03-29 01:54:31,509 INFO L119 BuchiIsEmpty]: Starting construction of run 12.76/6.11 [2019-03-29 01:54:31,515 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.76/6.11 [2019-03-29 01:54:31,515 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.76/6.11 [2019-03-29 01:54:31,516 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.76/6.11 [2019-03-29 01:54:31,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.76/6.11 [2019-03-29 01:54:31,516 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.76/6.11 [2019-03-29 01:54:31,517 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.76/6.11 [2019-03-29 01:54:31,517 INFO L119 BuchiIsEmpty]: Starting construction of run 12.76/6.11 [2019-03-29 01:54:31,517 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.76/6.11 [2019-03-29 01:54:31,517 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.76/6.11 [2019-03-29 01:54:31,522 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L10-2: Formula: (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~b~0] 4#L10-2true 12.76/6.11 [2019-03-29 01:54:31,523 INFO L796 eck$LassoCheckResult]: Loop: 4#L10-2true [28] L10-2-->L10-2: Formula: (and (> 0 v_ULTIMATE.start_main_~i~0_8) (> 1 v_ULTIMATE.start_main_~i~0_8) (= v_ULTIMATE.start_main_~i~0_7 (+ v_ULTIMATE.start_main_~i~0_8 (- 2)))) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0] 4#L10-2true 12.76/6.11 [2019-03-29 01:54:31,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.76/6.11 [2019-03-29 01:54:31,529 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 12.76/6.11 [2019-03-29 01:54:31,531 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.76/6.11 [2019-03-29 01:54:31,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.76/6.11 [2019-03-29 01:54:31,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.76/6.11 [2019-03-29 01:54:31,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.76/6.11 [2019-03-29 01:54:31,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.76/6.11 [2019-03-29 01:54:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.76/6.11 [2019-03-29 01:54:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.76/6.11 [2019-03-29 01:54:31,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.76/6.11 [2019-03-29 01:54:31,599 INFO L82 PathProgramCache]: Analyzing trace with hash 59, now seen corresponding path program 1 times 12.76/6.11 [2019-03-29 01:54:31,600 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.76/6.11 [2019-03-29 01:54:31,600 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.76/6.11 [2019-03-29 01:54:31,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.76/6.11 [2019-03-29 01:54:31,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.76/6.11 [2019-03-29 01:54:31,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.76/6.11 [2019-03-29 01:54:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.76/6.11 [2019-03-29 01:54:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.76/6.11 [2019-03-29 01:54:31,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.76/6.11 [2019-03-29 01:54:31,613 INFO L82 PathProgramCache]: Analyzing trace with hash 1547, now seen corresponding path program 1 times 12.76/6.11 [2019-03-29 01:54:31,613 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.76/6.11 [2019-03-29 01:54:31,613 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.76/6.11 [2019-03-29 01:54:31,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.76/6.11 [2019-03-29 01:54:31,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.76/6.11 [2019-03-29 01:54:31,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.76/6.11 [2019-03-29 01:54:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.76/6.11 [2019-03-29 01:54:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.76/6.11 [2019-03-29 01:54:31,668 INFO L216 LassoAnalysis]: Preferences: 12.76/6.11 [2019-03-29 01:54:31,670 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.76/6.11 [2019-03-29 01:54:31,670 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.76/6.11 [2019-03-29 01:54:31,670 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.76/6.11 [2019-03-29 01:54:31,670 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.76/6.11 [2019-03-29 01:54:31,670 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:31,670 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.76/6.11 [2019-03-29 01:54:31,671 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.76/6.11 [2019-03-29 01:54:31,671 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.76/6.11 [2019-03-29 01:54:31,671 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.76/6.11 [2019-03-29 01:54:31,671 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.76/6.11 [2019-03-29 01:54:31,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.76/6.11 [2019-03-29 01:54:31,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.76/6.11 [2019-03-29 01:54:31,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.76/6.11 [2019-03-29 01:54:31,790 INFO L300 LassoAnalysis]: Preprocessing complete. 12.76/6.11 [2019-03-29 01:54:31,791 INFO L412 LassoAnalysis]: Checking for nontermination... 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.11 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:31,797 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.76/6.11 [2019-03-29 01:54:31,797 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.11 [2019-03-29 01:54:31,832 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.76/6.11 [2019-03-29 01:54:31,832 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: [] 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.11 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:31,838 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.76/6.11 [2019-03-29 01:54:31,838 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.11 [2019-03-29 01:54:31,865 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.76/6.11 [2019-03-29 01:54:31,866 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: [] 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.11 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:31,870 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.76/6.11 [2019-03-29 01:54:31,871 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.11 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:31,902 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.76/6.11 [2019-03-29 01:54:31,902 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.11 [2019-03-29 01:54:31,920 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.76/6.11 [2019-03-29 01:54:31,920 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~i~0=-1} Honda state: {ULTIMATE.start_main_~i~0=-1} Generalized eigenvectors: [{ULTIMATE.start_main_~i~0=0}, {ULTIMATE.start_main_~i~0=0}, {ULTIMATE.start_main_~i~0=-2}] Lambdas: [0, 0, 1] Nus: [0, 0] 12.76/6.11 [2019-03-29 01:54:31,953 INFO L216 LassoAnalysis]: Preferences: 12.76/6.11 [2019-03-29 01:54:31,954 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.76/6.11 [2019-03-29 01:54:31,954 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.76/6.11 [2019-03-29 01:54:31,954 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.76/6.11 [2019-03-29 01:54:31,954 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.76/6.11 [2019-03-29 01:54:31,954 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:31,954 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.76/6.11 [2019-03-29 01:54:31,954 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.76/6.11 [2019-03-29 01:54:31,955 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.76/6.11 [2019-03-29 01:54:31,955 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.76/6.11 [2019-03-29 01:54:31,955 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.76/6.11 [2019-03-29 01:54:31,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.76/6.11 [2019-03-29 01:54:31,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.76/6.11 [2019-03-29 01:54:31,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.76/6.11 [2019-03-29 01:54:31,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.76/6.11 [2019-03-29 01:54:31,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.76/6.11 [2019-03-29 01:54:31,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.76/6.11 [2019-03-29 01:54:32,062 INFO L300 LassoAnalysis]: Preprocessing complete. 12.76/6.11 [2019-03-29 01:54:32,062 INFO L412 LassoAnalysis]: Checking for nontermination... 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.11 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:32,067 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.76/6.11 [2019-03-29 01:54:32,067 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.11 [2019-03-29 01:54:32,071 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.76/6.11 [2019-03-29 01:54:32,071 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~b~0=0} Honda state: {ULTIMATE.start_main_~b~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.11 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:32,100 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.76/6.11 [2019-03-29 01:54:32,100 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.11 [2019-03-29 01:54:32,128 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.76/6.11 [2019-03-29 01:54:32,128 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.11 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:32,133 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.76/6.11 [2019-03-29 01:54:32,133 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.11 [2019-03-29 01:54:32,137 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.76/6.11 [2019-03-29 01:54:32,137 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.11 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.11 [2019-03-29 01:54:32,166 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.76/6.11 [2019-03-29 01:54:32,166 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.11 [2019-03-29 01:54:32,193 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.76/6.11 [2019-03-29 01:54:32,194 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_2=1} Honda state: {v_rep~unnamed0~0~true_2=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.76/6.11 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.11 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.12 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.12 [2019-03-29 01:54:32,198 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.76/6.12 [2019-03-29 01:54:32,199 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.12 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.12 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.12 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.12 [2019-03-29 01:54:32,230 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.76/6.12 [2019-03-29 01:54:32,230 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.12 [2019-03-29 01:54:32,247 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.76/6.12 [2019-03-29 01:54:32,247 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~i~0=-1} Honda state: {ULTIMATE.start_main_~i~0=-1} Generalized eigenvectors: [{ULTIMATE.start_main_~i~0=0}, {ULTIMATE.start_main_~i~0=0}, {ULTIMATE.start_main_~i~0=-2}] Lambdas: [0, 0, 1] Nus: [0, 0] 12.76/6.12 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.76/6.12 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.76/6.12 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.76/6.12 [2019-03-29 01:54:32,275 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.76/6.12 [2019-03-29 01:54:32,275 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.76/6.12 [2019-03-29 01:54:32,279 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.76/6.12 [2019-03-29 01:54:32,279 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: [] 12.76/6.12 [2019-03-29 01:54:32,314 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,317 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,318 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,318 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,319 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,319 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,320 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,320 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,321 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,321 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:54:32 BasicIcfg 12.76/6.12 [2019-03-29 01:54:32,332 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.76/6.12 [2019-03-29 01:54:32,332 INFO L168 Benchmark]: Toolchain (without parser) took 1638.69 ms. Allocated memory was 649.6 MB in the beginning and 668.5 MB in the end (delta: 18.9 MB). Free memory was 558.5 MB in the beginning and 523.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 53.8 MB. Max. memory is 50.3 GB. 12.76/6.12 [2019-03-29 01:54:32,334 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.76/6.12 [2019-03-29 01:54:32,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.41 ms. Allocated memory is still 649.6 MB. Free memory was 558.5 MB in the beginning and 549.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 12.76/6.12 [2019-03-29 01:54:32,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.73 ms. Allocated memory was 649.6 MB in the beginning and 668.5 MB in the end (delta: 18.9 MB). Free memory was 549.1 MB in the beginning and 634.4 MB in the end (delta: -85.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 12.76/6.12 [2019-03-29 01:54:32,336 INFO L168 Benchmark]: Boogie Preprocessor took 18.95 ms. Allocated memory is still 668.5 MB. Free memory was 634.4 MB in the beginning and 633.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.76/6.12 [2019-03-29 01:54:32,337 INFO L168 Benchmark]: RCFGBuilder took 176.08 ms. Allocated memory is still 668.5 MB. Free memory was 633.1 MB in the beginning and 620.1 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.76/6.12 [2019-03-29 01:54:32,337 INFO L168 Benchmark]: BlockEncodingV2 took 74.81 ms. Allocated memory is still 668.5 MB. Free memory was 620.1 MB in the beginning and 616.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.76/6.12 [2019-03-29 01:54:32,338 INFO L168 Benchmark]: TraceAbstraction took 157.76 ms. Allocated memory is still 668.5 MB. Free memory was 614.7 MB in the beginning and 606.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 12.76/6.12 [2019-03-29 01:54:32,338 INFO L168 Benchmark]: BuchiAutomizer took 882.83 ms. Allocated memory is still 668.5 MB. Free memory was 606.6 MB in the beginning and 523.5 MB in the end (delta: 83.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 50.3 GB. 12.76/6.12 [2019-03-29 01:54:32,342 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.76/6.12 --- Results --- 12.76/6.12 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.76/6.12 - StatisticsResult: Initial Icfg 12.76/6.12 6 locations, 7 edges 12.76/6.12 - StatisticsResult: Encoded RCFG 12.76/6.12 2 locations, 5 edges 12.76/6.12 * Results from de.uni_freiburg.informatik.ultimate.core: 12.76/6.12 - StatisticsResult: Toolchain Benchmarks 12.76/6.12 Benchmark results are: 12.76/6.12 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.76/6.12 * CACSL2BoogieTranslator took 229.41 ms. Allocated memory is still 649.6 MB. Free memory was 558.5 MB in the beginning and 549.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 12.76/6.12 * Boogie Procedure Inliner took 93.73 ms. Allocated memory was 649.6 MB in the beginning and 668.5 MB in the end (delta: 18.9 MB). Free memory was 549.1 MB in the beginning and 634.4 MB in the end (delta: -85.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 12.76/6.12 * Boogie Preprocessor took 18.95 ms. Allocated memory is still 668.5 MB. Free memory was 634.4 MB in the beginning and 633.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.76/6.12 * RCFGBuilder took 176.08 ms. Allocated memory is still 668.5 MB. Free memory was 633.1 MB in the beginning and 620.1 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.76/6.12 * BlockEncodingV2 took 74.81 ms. Allocated memory is still 668.5 MB. Free memory was 620.1 MB in the beginning and 616.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 12.76/6.12 * TraceAbstraction took 157.76 ms. Allocated memory is still 668.5 MB. Free memory was 614.7 MB in the beginning and 606.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 12.76/6.12 * BuchiAutomizer took 882.83 ms. Allocated memory is still 668.5 MB. Free memory was 606.6 MB in the beginning and 523.5 MB in the end (delta: 83.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 50.3 GB. 12.76/6.12 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 - GenericResult: Unfinished Backtranslation 12.76/6.12 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.76/6.12 - AllSpecificationsHoldResult: All specifications hold 12.76/6.12 We were not able to verify any specifiation because the program does not contain any specification. 12.76/6.12 - InvariantResult [Line: 10]: Loop Invariant 12.76/6.12 Derived loop invariant: 1 12.76/6.12 - StatisticsResult: Ultimate Automizer benchmark data 12.76/6.12 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 12.76/6.12 - StatisticsResult: Constructed decomposition of program 12.76/6.12 Trivial decomposition into one nonterminating module. 12.76/6.12 - StatisticsResult: Timing statistics 12.76/6.12 BüchiAutomizer plugin needed 0.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. 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: inital10 mio100 ax220 hnf100 lsp45 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s 12.76/6.12 - TerminationAnalysisResult: Nontermination possible 12.76/6.12 Buchi Automizer proved that your program is nonterminating for some inputs 12.76/6.12 - GeometricNonTerminationArgumentResult [Line: 10]: Nontermination argument in form of an infinite program execution. 12.76/6.12 [2019-03-29 01:54:32,353 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,353 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,353 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,354 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,354 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,354 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,355 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,355 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,356 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,356 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,356 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,357 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,357 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,357 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,358 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,358 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,358 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,359 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 [2019-03-29 01:54:32,359 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.76/6.12 [2019-03-29 01:54:32,359 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.76/6.12 Nontermination argument in form of an infinite execution 12.76/6.12 {|ULTIMATE.start_main_#t~nondet0|=0, ULTIMATE.start_main_~i~0=-1, ~unnamed0~0~true=1, ~unnamed0~0~false=0, ULTIMATE.start_main_~b~0=0, |ULTIMATE.start_main_#res|=0} 12.76/6.12 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@213fa9ab=0, ~unnamed0~0~true=1, \result=0, b=0, ~unnamed0~0~false=0, i=-1} 12.76/6.12 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@213fa9ab=0, ~unnamed0~0~true=1, \result=0, b=0, ~unnamed0~0~false=0, i=-3} 12.76/6.12 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@213fa9ab=0, ~unnamed0~0~true=1, \result=0, b=0, ~unnamed0~0~false=0, i=-5} 12.76/6.12 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@213fa9ab=0, ~unnamed0~0~true=1, \result=0, b=0, ~unnamed0~0~false=0, i=-7} 12.76/6.12 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@213fa9ab=0, ~unnamed0~0~true=1, \result=0, b=0, ~unnamed0~0~false=0, i=-9} 12.76/6.12 - StatisticsResult: NonterminationArgumentStatistics 12.76/6.12 Unbounded Execution 1GEVs Lambdas: [0, 0, 1] Mus: [0, 0] 12.76/6.12 - NonterminatingLassoResult [Line: 10]: Nonterminating execution 12.76/6.12 Found a nonterminating execution for the following lasso shaped sequence of statements. 12.76/6.12 Stem: 12.76/6.12 [L6] int i; 12.76/6.12 [L7] int b; 12.76/6.12 [L8] i = __VERIFIER_nondet_int() 12.76/6.12 Loop: 12.76/6.12 [L10] COND TRUE i != 1 && i != 0 12.76/6.12 [L11] i = i-2 12.76/6.12 End of lasso representation. 12.76/6.12 RESULT: Ultimate proved your program to be incorrect! 12.76/6.12 !SESSION 2019-03-29 01:54:27.392 ----------------------------------------------- 12.76/6.12 eclipse.buildId=unknown 12.76/6.12 java.version=1.8.0_181 12.76/6.12 java.vendor=Oracle Corporation 12.76/6.12 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.76/6.12 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.76/6.12 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 12.76/6.12 12.76/6.12 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:54:32.590 12.76/6.12 !MESSAGE The workspace will exit with unsaved changes in this session. 12.76/6.12 Received shutdown request... 12.76/6.12 Ultimate: 12.76/6.12 GTK+ Version Check 12.76/6.12 EOF