13.31/6.44 NO 13.31/6.44 13.31/6.45 Ultimate: Cannot open display: 13.31/6.45 This is Ultimate 0.1.24-8dc7c08-m 13.31/6.45 [2019-03-29 01:57:14,561 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.31/6.45 [2019-03-29 01:57:14,563 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.31/6.45 [2019-03-29 01:57:14,574 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.31/6.45 [2019-03-29 01:57:14,575 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.31/6.45 [2019-03-29 01:57:14,575 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.31/6.45 [2019-03-29 01:57:14,577 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.31/6.45 [2019-03-29 01:57:14,578 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.31/6.45 [2019-03-29 01:57:14,580 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.31/6.45 [2019-03-29 01:57:14,581 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.31/6.45 [2019-03-29 01:57:14,581 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.31/6.45 [2019-03-29 01:57:14,582 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.31/6.45 [2019-03-29 01:57:14,582 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.31/6.45 [2019-03-29 01:57:14,583 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.31/6.45 [2019-03-29 01:57:14,585 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.31/6.45 [2019-03-29 01:57:14,585 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.31/6.45 [2019-03-29 01:57:14,586 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.31/6.45 [2019-03-29 01:57:14,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.31/6.45 [2019-03-29 01:57:14,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.31/6.45 [2019-03-29 01:57:14,591 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.31/6.45 [2019-03-29 01:57:14,592 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.31/6.45 [2019-03-29 01:57:14,593 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.31/6.45 [2019-03-29 01:57:14,595 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.31/6.45 [2019-03-29 01:57:14,596 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.31/6.45 [2019-03-29 01:57:14,596 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.31/6.45 [2019-03-29 01:57:14,597 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.31/6.45 [2019-03-29 01:57:14,597 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.31/6.45 [2019-03-29 01:57:14,598 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.31/6.45 [2019-03-29 01:57:14,598 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.31/6.45 [2019-03-29 01:57:14,599 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.31/6.45 [2019-03-29 01:57:14,599 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.31/6.45 [2019-03-29 01:57:14,600 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.31/6.45 [2019-03-29 01:57:14,601 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.31/6.45 [2019-03-29 01:57:14,601 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.31/6.45 [2019-03-29 01:57:14,602 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.31/6.45 [2019-03-29 01:57:14,602 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.31/6.45 [2019-03-29 01:57:14,602 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.31/6.45 [2019-03-29 01:57:14,603 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.31/6.45 [2019-03-29 01:57:14,604 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.31/6.45 [2019-03-29 01:57:14,604 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.31/6.45 [2019-03-29 01:57:14,619 INFO L110 SettingsManager]: Loading preferences was successful 13.31/6.45 [2019-03-29 01:57:14,620 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.31/6.45 [2019-03-29 01:57:14,621 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.31/6.45 [2019-03-29 01:57:14,621 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.31/6.45 [2019-03-29 01:57:14,621 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.31/6.45 [2019-03-29 01:57:14,621 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.31/6.45 [2019-03-29 01:57:14,621 INFO L133 SettingsManager]: * Use SBE=true 13.31/6.45 [2019-03-29 01:57:14,622 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.31/6.45 [2019-03-29 01:57:14,622 INFO L133 SettingsManager]: * Use old map elimination=false 13.31/6.45 [2019-03-29 01:57:14,622 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.31/6.45 [2019-03-29 01:57:14,622 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.31/6.45 [2019-03-29 01:57:14,622 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.31/6.45 [2019-03-29 01:57:14,622 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.31/6.45 [2019-03-29 01:57:14,622 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.31/6.45 [2019-03-29 01:57:14,623 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:14,623 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.31/6.45 [2019-03-29 01:57:14,623 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.31/6.45 [2019-03-29 01:57:14,623 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.31/6.45 [2019-03-29 01:57:14,623 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.31/6.45 [2019-03-29 01:57:14,623 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.31/6.45 [2019-03-29 01:57:14,624 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.31/6.45 [2019-03-29 01:57:14,624 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.31/6.45 [2019-03-29 01:57:14,624 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.31/6.45 [2019-03-29 01:57:14,624 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.31/6.45 [2019-03-29 01:57:14,624 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.31/6.45 [2019-03-29 01:57:14,625 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.31/6.45 [2019-03-29 01:57:14,625 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.31/6.45 [2019-03-29 01:57:14,625 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.31/6.45 [2019-03-29 01:57:14,625 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.31/6.45 [2019-03-29 01:57:14,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.31/6.45 [2019-03-29 01:57:14,664 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.31/6.45 [2019-03-29 01:57:14,667 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.31/6.45 [2019-03-29 01:57:14,669 INFO L271 PluginConnector]: Initializing CDTParser... 13.31/6.45 [2019-03-29 01:57:14,669 INFO L276 PluginConnector]: CDTParser initialized 13.31/6.45 [2019-03-29 01:57:14,670 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.31/6.45 [2019-03-29 01:57:14,766 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/f020510155ba4990942c8dc0d2125a2d/FLAG132a00693 13.31/6.45 [2019-03-29 01:57:15,106 INFO L307 CDTParser]: Found 1 translation units. 13.31/6.45 [2019-03-29 01:57:15,107 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.31/6.45 [2019-03-29 01:57:15,114 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/f020510155ba4990942c8dc0d2125a2d/FLAG132a00693 13.31/6.45 [2019-03-29 01:57:15,540 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/f020510155ba4990942c8dc0d2125a2d 13.31/6.45 [2019-03-29 01:57:15,552 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.31/6.45 [2019-03-29 01:57:15,554 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.31/6.45 [2019-03-29 01:57:15,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.31/6.45 [2019-03-29 01:57:15,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.31/6.45 [2019-03-29 01:57:15,559 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.31/6.45 [2019-03-29 01:57:15,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8cb0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15, skipping insertion in model container 13.31/6.45 [2019-03-29 01:57:15,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.31/6.45 [2019-03-29 01:57:15,590 INFO L176 MainTranslator]: Built tables and reachable declarations 13.31/6.45 [2019-03-29 01:57:15,748 INFO L206 PostProcessor]: Analyzing one entry point: main 13.31/6.45 [2019-03-29 01:57:15,753 INFO L191 MainTranslator]: Completed pre-run 13.31/6.45 [2019-03-29 01:57:15,769 INFO L206 PostProcessor]: Analyzing one entry point: main 13.31/6.45 [2019-03-29 01:57:15,785 INFO L195 MainTranslator]: Completed translation 13.31/6.45 [2019-03-29 01:57:15,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15 WrapperNode 13.31/6.45 [2019-03-29 01:57:15,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.31/6.45 [2019-03-29 01:57:15,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.31/6.45 [2019-03-29 01:57:15,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.31/6.45 [2019-03-29 01:57:15,787 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.31/6.45 [2019-03-29 01:57:15,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.31/6.45 [2019-03-29 01:57:15,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.31/6.45 [2019-03-29 01:57:15,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.31/6.45 [2019-03-29 01:57:15,881 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.31/6.45 [2019-03-29 01:57:15,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 [2019-03-29 01:57:15,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.31/6.45 [2019-03-29 01:57:15,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.31/6.45 [2019-03-29 01:57:15,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.31/6.45 [2019-03-29 01:57:15,901 INFO L276 PluginConnector]: RCFGBuilder initialized 13.31/6.45 [2019-03-29 01:57:15,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (1/1) ... 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.31/6.45 [2019-03-29 01:57:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.31/6.45 [2019-03-29 01:57:15,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.31/6.45 [2019-03-29 01:57:16,089 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.31/6.45 [2019-03-29 01:57:16,089 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.31/6.45 [2019-03-29 01:57:16,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:57:16 BoogieIcfgContainer 13.31/6.45 [2019-03-29 01:57:16,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.31/6.45 [2019-03-29 01:57:16,091 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.31/6.45 [2019-03-29 01:57:16,091 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.31/6.45 [2019-03-29 01:57:16,093 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.31/6.45 [2019-03-29 01:57:16,094 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:57:16" (1/1) ... 13.31/6.45 [2019-03-29 01:57:16,109 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 13.31/6.45 [2019-03-29 01:57:16,110 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.31/6.45 [2019-03-29 01:57:16,111 INFO L263 BlockEncoder]: Using Maximize final states 13.31/6.45 [2019-03-29 01:57:16,112 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.31/6.45 [2019-03-29 01:57:16,112 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.31/6.45 [2019-03-29 01:57:16,114 INFO L296 BlockEncoder]: Using Remove sink states 13.31/6.45 [2019-03-29 01:57:16,115 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.31/6.45 [2019-03-29 01:57:16,115 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.31/6.45 [2019-03-29 01:57:16,129 INFO L185 BlockEncoder]: Using Use SBE 13.31/6.45 [2019-03-29 01:57:16,143 INFO L200 BlockEncoder]: SBE split 1 edges 13.31/6.45 [2019-03-29 01:57:16,147 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.31/6.45 [2019-03-29 01:57:16,149 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.31/6.45 [2019-03-29 01:57:16,159 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 13.31/6.45 [2019-03-29 01:57:16,161 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 13.31/6.45 [2019-03-29 01:57:16,162 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.31/6.45 [2019-03-29 01:57:16,162 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.31/6.45 [2019-03-29 01:57:16,162 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.31/6.45 [2019-03-29 01:57:16,163 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.31/6.45 [2019-03-29 01:57:16,163 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 13.31/6.45 [2019-03-29 01:57:16,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:57:16 BasicIcfg 13.31/6.45 [2019-03-29 01:57:16,164 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.31/6.45 [2019-03-29 01:57:16,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.31/6.45 [2019-03-29 01:57:16,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.31/6.45 [2019-03-29 01:57:16,168 INFO L276 PluginConnector]: TraceAbstraction initialized 13.31/6.45 [2019-03-29 01:57:16,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:57:15" (1/4) ... 13.31/6.45 [2019-03-29 01:57:16,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc8eddb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:57:16, skipping insertion in model container 13.31/6.45 [2019-03-29 01:57:16,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (2/4) ... 13.31/6.45 [2019-03-29 01:57:16,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc8eddb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:57:16, skipping insertion in model container 13.31/6.45 [2019-03-29 01:57:16,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:57:16" (3/4) ... 13.31/6.45 [2019-03-29 01:57:16,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc8eddb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:57:16, skipping insertion in model container 13.31/6.45 [2019-03-29 01:57:16,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:57:16" (4/4) ... 13.31/6.45 [2019-03-29 01:57:16,172 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.31/6.45 [2019-03-29 01:57:16,182 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.31/6.45 [2019-03-29 01:57:16,189 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.31/6.45 [2019-03-29 01:57:16,206 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.31/6.45 [2019-03-29 01:57:16,234 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.31/6.45 [2019-03-29 01:57:16,235 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.31/6.45 [2019-03-29 01:57:16,235 INFO L383 AbstractCegarLoop]: Hoare is true 13.31/6.45 [2019-03-29 01:57:16,236 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.31/6.45 [2019-03-29 01:57:16,236 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.31/6.45 [2019-03-29 01:57:16,236 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.31/6.45 [2019-03-29 01:57:16,236 INFO L387 AbstractCegarLoop]: Difference is false 13.31/6.45 [2019-03-29 01:57:16,236 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.31/6.45 [2019-03-29 01:57:16,237 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.31/6.45 [2019-03-29 01:57:16,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 13.31/6.45 [2019-03-29 01:57:16,256 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.31/6.45 [2019-03-29 01:57:16,259 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 13.31/6.45 [2019-03-29 01:57:16,308 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 20) the Hoare annotation is: true 13.31/6.45 [2019-03-29 01:57:16,308 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.31/6.45 [2019-03-29 01:57:16,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:57:16 BasicIcfg 13.31/6.45 [2019-03-29 01:57:16,316 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.31/6.45 [2019-03-29 01:57:16,317 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.31/6.45 [2019-03-29 01:57:16,317 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.31/6.45 [2019-03-29 01:57:16,320 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.31/6.45 [2019-03-29 01:57:16,321 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.31/6.45 [2019-03-29 01:57:16,321 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:57:15" (1/5) ... 13.31/6.45 [2019-03-29 01:57:16,322 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c15ce7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:57:16, skipping insertion in model container 13.31/6.45 [2019-03-29 01:57:16,322 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.31/6.45 [2019-03-29 01:57:16,322 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:57:15" (2/5) ... 13.31/6.45 [2019-03-29 01:57:16,323 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c15ce7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:57:16, skipping insertion in model container 13.31/6.45 [2019-03-29 01:57:16,323 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.31/6.45 [2019-03-29 01:57:16,323 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:57:16" (3/5) ... 13.31/6.45 [2019-03-29 01:57:16,323 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c15ce7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:57:16, skipping insertion in model container 13.31/6.45 [2019-03-29 01:57:16,324 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.31/6.45 [2019-03-29 01:57:16,324 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:57:16" (4/5) ... 13.31/6.45 [2019-03-29 01:57:16,324 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c15ce7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:57:16, skipping insertion in model container 13.31/6.45 [2019-03-29 01:57:16,324 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.31/6.45 [2019-03-29 01:57:16,324 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:57:16" (5/5) ... 13.31/6.45 [2019-03-29 01:57:16,326 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.31/6.45 [2019-03-29 01:57:16,353 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.31/6.45 [2019-03-29 01:57:16,353 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.31/6.45 [2019-03-29 01:57:16,353 INFO L375 BuchiCegarLoop]: Hoare is true 13.31/6.45 [2019-03-29 01:57:16,354 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.31/6.45 [2019-03-29 01:57:16,354 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.31/6.45 [2019-03-29 01:57:16,354 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.31/6.45 [2019-03-29 01:57:16,354 INFO L379 BuchiCegarLoop]: Difference is false 13.31/6.45 [2019-03-29 01:57:16,354 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.31/6.45 [2019-03-29 01:57:16,354 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.31/6.45 [2019-03-29 01:57:16,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.31/6.45 [2019-03-29 01:57:16,374 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.31/6.45 [2019-03-29 01:57:16,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.31/6.45 [2019-03-29 01:57:16,375 INFO L119 BuchiIsEmpty]: Starting construction of run 13.31/6.45 [2019-03-29 01:57:16,380 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.31/6.45 [2019-03-29 01:57:16,381 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.31/6.45 [2019-03-29 01:57:16,381 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.31/6.45 [2019-03-29 01:57:16,381 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.31/6.45 [2019-03-29 01:57:16,381 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.31/6.45 [2019-03-29 01:57:16,381 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.31/6.45 [2019-03-29 01:57:16,382 INFO L119 BuchiIsEmpty]: Starting construction of run 13.31/6.45 [2019-03-29 01:57:16,382 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.31/6.45 [2019-03-29 01:57:16,382 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.31/6.45 [2019-03-29 01:57:16,387 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [22] ULTIMATE.startENTRY-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~b~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~a~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~b~0] 3#L17-2true 13.31/6.45 [2019-03-29 01:57:16,387 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true [20] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_7 (* 2 v_ULTIMATE.start_main_~a~0_8)) (<= 1 v_ULTIMATE.start_main_~a~0_8) (<= 1 v_ULTIMATE.start_main_~b~0_8) (= v_ULTIMATE.start_main_~b~0_7 (* 3 v_ULTIMATE.start_main_~b~0_8))) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_8} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0] 3#L17-2true 13.31/6.45 [2019-03-29 01:57:16,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.31/6.45 [2019-03-29 01:57:16,393 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 13.31/6.45 [2019-03-29 01:57:16,395 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.31/6.45 [2019-03-29 01:57:16,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.31/6.45 [2019-03-29 01:57:16,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.31/6.45 [2019-03-29 01:57:16,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.31/6.45 [2019-03-29 01:57:16,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.31/6.45 [2019-03-29 01:57:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.31/6.45 [2019-03-29 01:57:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.31/6.45 [2019-03-29 01:57:16,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.31/6.45 [2019-03-29 01:57:16,470 INFO L82 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times 13.31/6.45 [2019-03-29 01:57:16,470 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.31/6.45 [2019-03-29 01:57:16,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.31/6.45 [2019-03-29 01:57:16,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.31/6.45 [2019-03-29 01:57:16,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.31/6.45 [2019-03-29 01:57:16,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.31/6.45 [2019-03-29 01:57:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.31/6.45 [2019-03-29 01:57:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.31/6.45 [2019-03-29 01:57:16,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.31/6.45 [2019-03-29 01:57:16,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1663, now seen corresponding path program 1 times 13.31/6.45 [2019-03-29 01:57:16,485 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.31/6.45 [2019-03-29 01:57:16,485 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.31/6.45 [2019-03-29 01:57:16,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.31/6.45 [2019-03-29 01:57:16,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.31/6.45 [2019-03-29 01:57:16,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.31/6.45 [2019-03-29 01:57:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.31/6.45 [2019-03-29 01:57:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.31/6.45 [2019-03-29 01:57:16,549 INFO L216 LassoAnalysis]: Preferences: 13.31/6.45 [2019-03-29 01:57:16,550 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.31/6.45 [2019-03-29 01:57:16,550 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.31/6.45 [2019-03-29 01:57:16,551 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.31/6.45 [2019-03-29 01:57:16,551 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.31/6.45 [2019-03-29 01:57:16,551 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:16,551 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.31/6.45 [2019-03-29 01:57:16,551 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.31/6.45 [2019-03-29 01:57:16,552 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.31/6.45 [2019-03-29 01:57:16,552 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.31/6.45 [2019-03-29 01:57:16,552 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.31/6.45 [2019-03-29 01:57:16,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:16,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:16,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:16,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:16,723 INFO L300 LassoAnalysis]: Preprocessing complete. 13.31/6.45 [2019-03-29 01:57:16,724 INFO L412 LassoAnalysis]: Checking for nontermination... 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:16,732 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:16,732 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:16,765 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:16,765 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: [] 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:16,773 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:16,773 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:16,800 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:16,801 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: [] 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:16,807 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:16,807 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:16,840 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:16,840 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:16,854 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:16,854 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~b~0=8} Honda state: {ULTIMATE.start_main_~b~0=8} Generalized eigenvectors: [{ULTIMATE.start_main_~b~0=10}, {ULTIMATE.start_main_~b~0=1}, {ULTIMATE.start_main_~b~0=5}] Lambdas: [3, 3, 3] Nus: [0, 0] 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:16,883 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:16,883 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:16,915 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:16,915 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:16,928 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:16,928 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~a~0=5} Honda state: {ULTIMATE.start_main_~a~0=5} Generalized eigenvectors: [{ULTIMATE.start_main_~a~0=1}, {ULTIMATE.start_main_~a~0=2}, {ULTIMATE.start_main_~a~0=2}] Lambdas: [0, 1, 2] Nus: [1, 1] 13.31/6.45 [2019-03-29 01:57:16,962 INFO L216 LassoAnalysis]: Preferences: 13.31/6.45 [2019-03-29 01:57:16,963 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.31/6.45 [2019-03-29 01:57:16,963 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.31/6.45 [2019-03-29 01:57:16,963 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.31/6.45 [2019-03-29 01:57:16,963 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.31/6.45 [2019-03-29 01:57:16,963 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:16,963 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.31/6.45 [2019-03-29 01:57:16,964 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.31/6.45 [2019-03-29 01:57:16,964 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 13.31/6.45 [2019-03-29 01:57:16,964 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.31/6.45 [2019-03-29 01:57:16,964 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.31/6.45 [2019-03-29 01:57:16,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:16,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:16,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:16,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:16,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:17,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:17,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.31/6.45 [2019-03-29 01:57:17,097 INFO L300 LassoAnalysis]: Preprocessing complete. 13.31/6.45 [2019-03-29 01:57:17,098 INFO L412 LassoAnalysis]: Checking for nontermination... 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:17,105 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:17,105 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:17,133 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:17,133 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: [] 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:17,139 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:17,140 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:17,173 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:17,173 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:17,185 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:17,186 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~a~0=5} Honda state: {ULTIMATE.start_main_~a~0=5} Generalized eigenvectors: [{ULTIMATE.start_main_~a~0=1}, {ULTIMATE.start_main_~a~0=2}, {ULTIMATE.start_main_~a~0=2}] Lambdas: [0, 1, 2] Nus: [1, 1] 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:17,214 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:17,214 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:17,219 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:17,219 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: [] 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:17,249 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:17,249 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:17,253 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:17,254 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:17,281 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:17,282 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:17,285 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:17,285 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: [] 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:17,314 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:17,314 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:17,342 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:17,342 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: [] 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:17,348 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:17,348 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.31/6.45 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.31/6.45 Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.31/6.45 [2019-03-29 01:57:17,381 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.31/6.45 [2019-03-29 01:57:17,381 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.31/6.45 [2019-03-29 01:57:17,394 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.31/6.45 [2019-03-29 01:57:17,395 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~b~0=8} Honda state: {ULTIMATE.start_main_~b~0=8} Generalized eigenvectors: [{ULTIMATE.start_main_~b~0=10}, {ULTIMATE.start_main_~b~0=1}, {ULTIMATE.start_main_~b~0=5}] Lambdas: [3, 3, 3] Nus: [0, 0] 13.31/6.45 [2019-03-29 01:57:17,430 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,432 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,433 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,433 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,434 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,434 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,435 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,435 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,436 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,436 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:57:17 BasicIcfg 13.31/6.45 [2019-03-29 01:57:17,447 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.31/6.45 [2019-03-29 01:57:17,448 INFO L168 Benchmark]: Toolchain (without parser) took 1895.22 ms. Allocated memory was 649.6 MB in the beginning and 679.0 MB in the end (delta: 29.4 MB). Free memory was 563.9 MB in the beginning and 505.3 MB in the end (delta: 58.6 MB). Peak memory consumption was 87.9 MB. Max. memory is 50.3 GB. 13.31/6.45 [2019-03-29 01:57:17,450 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.31/6.45 [2019-03-29 01:57:17,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.28 ms. Allocated memory is still 649.6 MB. Free memory was 563.9 MB in the beginning and 554.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 13.31/6.45 [2019-03-29 01:57:17,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.14 ms. Allocated memory was 649.6 MB in the beginning and 679.0 MB in the end (delta: 29.4 MB). Free memory was 554.4 MB in the beginning and 645.2 MB in the end (delta: -90.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 13.31/6.45 [2019-03-29 01:57:17,452 INFO L168 Benchmark]: Boogie Preprocessor took 19.61 ms. Allocated memory is still 679.0 MB. Free memory was 645.2 MB in the beginning and 643.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 13.31/6.45 [2019-03-29 01:57:17,452 INFO L168 Benchmark]: RCFGBuilder took 189.98 ms. Allocated memory is still 679.0 MB. Free memory was 643.4 MB in the beginning and 630.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 13.31/6.45 [2019-03-29 01:57:17,453 INFO L168 Benchmark]: BlockEncodingV2 took 72.49 ms. Allocated memory is still 679.0 MB. Free memory was 630.5 MB in the beginning and 625.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.31/6.45 [2019-03-29 01:57:17,454 INFO L168 Benchmark]: TraceAbstraction took 152.08 ms. Allocated memory is still 679.0 MB. Free memory was 625.1 MB in the beginning and 617.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 13.31/6.45 [2019-03-29 01:57:17,454 INFO L168 Benchmark]: BuchiAutomizer took 1130.34 ms. Allocated memory is still 679.0 MB. Free memory was 615.6 MB in the beginning and 505.3 MB in the end (delta: 110.3 MB). Peak memory consumption was 110.3 MB. Max. memory is 50.3 GB. 13.31/6.45 [2019-03-29 01:57:17,458 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.31/6.45 --- Results --- 13.31/6.45 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.31/6.45 - StatisticsResult: Initial Icfg 13.31/6.45 6 locations, 7 edges 13.31/6.45 - StatisticsResult: Encoded RCFG 13.31/6.45 2 locations, 2 edges 13.31/6.45 * Results from de.uni_freiburg.informatik.ultimate.core: 13.31/6.45 - StatisticsResult: Toolchain Benchmarks 13.31/6.45 Benchmark results are: 13.31/6.45 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.31/6.45 * CACSL2BoogieTranslator took 231.28 ms. Allocated memory is still 649.6 MB. Free memory was 563.9 MB in the beginning and 554.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 13.31/6.45 * Boogie Procedure Inliner took 94.14 ms. Allocated memory was 649.6 MB in the beginning and 679.0 MB in the end (delta: 29.4 MB). Free memory was 554.4 MB in the beginning and 645.2 MB in the end (delta: -90.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 13.31/6.45 * Boogie Preprocessor took 19.61 ms. Allocated memory is still 679.0 MB. Free memory was 645.2 MB in the beginning and 643.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 13.31/6.45 * RCFGBuilder took 189.98 ms. Allocated memory is still 679.0 MB. Free memory was 643.4 MB in the beginning and 630.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 13.31/6.45 * BlockEncodingV2 took 72.49 ms. Allocated memory is still 679.0 MB. Free memory was 630.5 MB in the beginning and 625.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.31/6.45 * TraceAbstraction took 152.08 ms. Allocated memory is still 679.0 MB. Free memory was 625.1 MB in the beginning and 617.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 13.31/6.45 * BuchiAutomizer took 1130.34 ms. Allocated memory is still 679.0 MB. Free memory was 615.6 MB in the beginning and 505.3 MB in the end (delta: 110.3 MB). Peak memory consumption was 110.3 MB. Max. memory is 50.3 GB. 13.31/6.45 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 - GenericResult: Unfinished Backtranslation 13.31/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.31/6.45 - AllSpecificationsHoldResult: All specifications hold 13.31/6.45 We were not able to verify any specifiation because the program does not contain any specification. 13.31/6.45 - InvariantResult [Line: 17]: Loop Invariant 13.31/6.45 Derived loop invariant: 1 13.31/6.45 - StatisticsResult: Ultimate Automizer benchmark data 13.31/6.45 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 13.31/6.45 - StatisticsResult: Constructed decomposition of program 13.31/6.45 Trivial decomposition into one nonterminating module. 13.31/6.45 - StatisticsResult: Timing statistics 13.31/6.45 BüchiAutomizer plugin needed 1.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. 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: inital18 mio100 ax166 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 4 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 13.31/6.45 - TerminationAnalysisResult: Nontermination possible 13.31/6.45 Buchi Automizer proved that your program is nonterminating for some inputs 13.31/6.45 - GeometricNonTerminationArgumentResult [Line: 17]: Nontermination argument in form of an infinite program execution. 13.31/6.45 [2019-03-29 01:57:17,468 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,469 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,469 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,469 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,470 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,470 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,471 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,471 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,472 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,472 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,473 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,473 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,473 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,474 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,474 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,475 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,475 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,475 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 [2019-03-29 01:57:17,476 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.31/6.45 [2019-03-29 01:57:17,476 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.31/6.45 Nontermination argument in form of an infinite execution 13.31/6.45 {|ULTIMATE.start_main_#t~nondet0|=0, ~unnamed0~0~false=0, |ULTIMATE.start_main_#t~nondet1|=0, ULTIMATE.start_main_~a~0=5, |ULTIMATE.start_main_#res|=0, ~unnamed0~0~true=1, ULTIMATE.start_main_~b~0=8} 13.31/6.45 {a=5, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45913096=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c6e44ab=0, b=8, ~unnamed0~0~false=0} 13.31/6.45 {a=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45913096=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c6e44ab=0, b=24, ~unnamed0~0~false=0} 13.31/6.45 {a=20, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45913096=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c6e44ab=0, b=72, ~unnamed0~0~false=0} 13.31/6.45 {a=40, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45913096=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c6e44ab=0, b=216, ~unnamed0~0~false=0} 13.31/6.45 {a=80, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45913096=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c6e44ab=0, b=648, ~unnamed0~0~false=0} 13.31/6.45 - StatisticsResult: NonterminationArgumentStatistics 13.31/6.45 Unbounded Execution 6GEVs Lambdas: [0, 1, 2, 3, 3, 3] Mus: [1, 1, 0, 0, 0] 13.31/6.45 - NonterminatingLassoResult [Line: 17]: Nonterminating execution 13.31/6.45 Found a nonterminating execution for the following lasso shaped sequence of statements. 13.31/6.45 Stem: 13.31/6.45 [L14] int a, b; 13.31/6.45 [L15] a = __VERIFIER_nondet_int() 13.31/6.45 [L16] b = __VERIFIER_nondet_int() 13.31/6.45 Loop: 13.31/6.45 [L17] COND TRUE a >= 1 && b >= 1 13.31/6.45 [L18] a = 2*a 13.31/6.45 [L19] b = 3*b 13.31/6.45 End of lasso representation. 13.31/6.45 RESULT: Ultimate proved your program to be incorrect! 13.31/6.45 !SESSION 2019-03-29 01:57:12.215 ----------------------------------------------- 13.31/6.45 eclipse.buildId=unknown 13.31/6.45 java.version=1.8.0_181 13.31/6.45 java.vendor=Oracle Corporation 13.31/6.45 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.31/6.45 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.31/6.45 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 13.31/6.45 13.31/6.45 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:57:17.702 13.31/6.45 !MESSAGE The workspace will exit with unsaved changes in this session. 13.31/6.45 Received shutdown request... 13.31/6.45 Ultimate: 13.31/6.45 GTK+ Version Check 13.31/6.45 EOF