13.25/6.10 NO 13.25/6.10 13.25/6.10 Ultimate: Cannot open display: 13.25/6.10 This is Ultimate 0.1.24-8dc7c08-m 13.25/6.10 [2019-03-28 22:52:30,487 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.25/6.10 [2019-03-28 22:52:30,489 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.25/6.10 [2019-03-28 22:52:30,501 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.25/6.10 [2019-03-28 22:52:30,501 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.25/6.10 [2019-03-28 22:52:30,502 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.25/6.10 [2019-03-28 22:52:30,503 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.25/6.10 [2019-03-28 22:52:30,505 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.25/6.10 [2019-03-28 22:52:30,506 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.25/6.10 [2019-03-28 22:52:30,507 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.25/6.10 [2019-03-28 22:52:30,508 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.25/6.10 [2019-03-28 22:52:30,508 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.25/6.10 [2019-03-28 22:52:30,509 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.25/6.10 [2019-03-28 22:52:30,510 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.25/6.10 [2019-03-28 22:52:30,511 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.25/6.10 [2019-03-28 22:52:30,512 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.25/6.10 [2019-03-28 22:52:30,513 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.25/6.10 [2019-03-28 22:52:30,514 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.25/6.10 [2019-03-28 22:52:30,517 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.25/6.10 [2019-03-28 22:52:30,518 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.25/6.10 [2019-03-28 22:52:30,520 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.25/6.10 [2019-03-28 22:52:30,521 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.25/6.10 [2019-03-28 22:52:30,523 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.25/6.10 [2019-03-28 22:52:30,523 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.25/6.10 [2019-03-28 22:52:30,523 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.25/6.10 [2019-03-28 22:52:30,524 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.25/6.10 [2019-03-28 22:52:30,524 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.25/6.10 [2019-03-28 22:52:30,525 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.25/6.10 [2019-03-28 22:52:30,526 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.25/6.10 [2019-03-28 22:52:30,526 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.25/6.10 [2019-03-28 22:52:30,527 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.25/6.10 [2019-03-28 22:52:30,528 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.25/6.10 [2019-03-28 22:52:30,529 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.25/6.10 [2019-03-28 22:52:30,529 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.25/6.10 [2019-03-28 22:52:30,530 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.25/6.10 [2019-03-28 22:52:30,530 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.25/6.10 [2019-03-28 22:52:30,530 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.25/6.10 [2019-03-28 22:52:30,531 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.25/6.10 [2019-03-28 22:52:30,532 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.25/6.10 [2019-03-28 22:52:30,532 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.25/6.10 [2019-03-28 22:52:30,547 INFO L110 SettingsManager]: Loading preferences was successful 13.25/6.10 [2019-03-28 22:52:30,547 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.25/6.10 [2019-03-28 22:52:30,548 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.25/6.10 [2019-03-28 22:52:30,548 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.25/6.10 [2019-03-28 22:52:30,548 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.25/6.10 [2019-03-28 22:52:30,548 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.25/6.10 [2019-03-28 22:52:30,549 INFO L133 SettingsManager]: * Use SBE=true 13.25/6.10 [2019-03-28 22:52:30,549 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.25/6.10 [2019-03-28 22:52:30,549 INFO L133 SettingsManager]: * Use old map elimination=false 13.25/6.10 [2019-03-28 22:52:30,549 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.25/6.10 [2019-03-28 22:52:30,549 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.25/6.10 [2019-03-28 22:52:30,550 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.25/6.10 [2019-03-28 22:52:30,550 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.25/6.10 [2019-03-28 22:52:30,550 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.25/6.10 [2019-03-28 22:52:30,550 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:30,550 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.25/6.10 [2019-03-28 22:52:30,551 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.25/6.10 [2019-03-28 22:52:30,551 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.25/6.10 [2019-03-28 22:52:30,551 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.25/6.10 [2019-03-28 22:52:30,551 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.25/6.10 [2019-03-28 22:52:30,551 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.25/6.10 [2019-03-28 22:52:30,552 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.25/6.10 [2019-03-28 22:52:30,552 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.25/6.10 [2019-03-28 22:52:30,552 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.25/6.10 [2019-03-28 22:52:30,552 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.25/6.10 [2019-03-28 22:52:30,552 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.25/6.10 [2019-03-28 22:52:30,552 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.25/6.10 [2019-03-28 22:52:30,553 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.25/6.10 [2019-03-28 22:52:30,553 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.25/6.10 [2019-03-28 22:52:30,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.25/6.10 [2019-03-28 22:52:30,592 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.25/6.10 [2019-03-28 22:52:30,596 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.25/6.10 [2019-03-28 22:52:30,597 INFO L271 PluginConnector]: Initializing CDTParser... 13.25/6.10 [2019-03-28 22:52:30,598 INFO L276 PluginConnector]: CDTParser initialized 13.25/6.10 [2019-03-28 22:52:30,599 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.25/6.10 [2019-03-28 22:52:30,663 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/307ae54103a84adab3d7aa292a0d7b12/FLAGf6e02d6cf 13.25/6.10 [2019-03-28 22:52:31,005 INFO L307 CDTParser]: Found 1 translation units. 13.25/6.10 [2019-03-28 22:52:31,006 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.25/6.10 [2019-03-28 22:52:31,012 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/307ae54103a84adab3d7aa292a0d7b12/FLAGf6e02d6cf 13.25/6.10 [2019-03-28 22:52:31,437 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/307ae54103a84adab3d7aa292a0d7b12 13.25/6.10 [2019-03-28 22:52:31,448 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.25/6.10 [2019-03-28 22:52:31,450 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.25/6.10 [2019-03-28 22:52:31,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.25/6.10 [2019-03-28 22:52:31,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.25/6.10 [2019-03-28 22:52:31,455 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.25/6.10 [2019-03-28 22:52:31,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6039cbc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31, skipping insertion in model container 13.25/6.10 [2019-03-28 22:52:31,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.25/6.10 [2019-03-28 22:52:31,482 INFO L176 MainTranslator]: Built tables and reachable declarations 13.25/6.10 [2019-03-28 22:52:31,637 INFO L206 PostProcessor]: Analyzing one entry point: main 13.25/6.10 [2019-03-28 22:52:31,642 INFO L191 MainTranslator]: Completed pre-run 13.25/6.10 [2019-03-28 22:52:31,657 INFO L206 PostProcessor]: Analyzing one entry point: main 13.25/6.10 [2019-03-28 22:52:31,733 INFO L195 MainTranslator]: Completed translation 13.25/6.10 [2019-03-28 22:52:31,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31 WrapperNode 13.25/6.10 [2019-03-28 22:52:31,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.25/6.10 [2019-03-28 22:52:31,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.25/6.10 [2019-03-28 22:52:31,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.25/6.10 [2019-03-28 22:52:31,736 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.25/6.10 [2019-03-28 22:52:31,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.25/6.10 [2019-03-28 22:52:31,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.25/6.10 [2019-03-28 22:52:31,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.25/6.10 [2019-03-28 22:52:31,772 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.25/6.10 [2019-03-28 22:52:31,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:31,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.25/6.10 [2019-03-28 22:52:31,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.25/6.10 [2019-03-28 22:52:31,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.25/6.10 [2019-03-28 22:52:31,793 INFO L276 PluginConnector]: RCFGBuilder initialized 13.25/6.10 [2019-03-28 22:52:31,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (1/1) ... 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.25/6.10 [2019-03-28 22:52:31,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.25/6.10 [2019-03-28 22:52:31,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.25/6.10 [2019-03-28 22:52:31,986 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.25/6.10 [2019-03-28 22:52:31,986 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.25/6.10 [2019-03-28 22:52:31,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:31 BoogieIcfgContainer 13.25/6.10 [2019-03-28 22:52:31,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.25/6.10 [2019-03-28 22:52:31,988 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.25/6.10 [2019-03-28 22:52:31,989 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.25/6.10 [2019-03-28 22:52:31,991 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.25/6.10 [2019-03-28 22:52:31,992 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:31" (1/1) ... 13.25/6.10 [2019-03-28 22:52:32,007 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 13.25/6.10 [2019-03-28 22:52:32,009 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.25/6.10 [2019-03-28 22:52:32,010 INFO L263 BlockEncoder]: Using Maximize final states 13.25/6.10 [2019-03-28 22:52:32,011 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.25/6.10 [2019-03-28 22:52:32,011 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.25/6.10 [2019-03-28 22:52:32,013 INFO L296 BlockEncoder]: Using Remove sink states 13.25/6.10 [2019-03-28 22:52:32,014 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.25/6.10 [2019-03-28 22:52:32,014 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.25/6.10 [2019-03-28 22:52:32,030 INFO L185 BlockEncoder]: Using Use SBE 13.25/6.10 [2019-03-28 22:52:32,044 INFO L200 BlockEncoder]: SBE split 1 edges 13.25/6.10 [2019-03-28 22:52:32,049 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.25/6.10 [2019-03-28 22:52:32,050 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.25/6.10 [2019-03-28 22:52:32,060 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 13.25/6.10 [2019-03-28 22:52:32,062 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 13.25/6.10 [2019-03-28 22:52:32,063 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.25/6.10 [2019-03-28 22:52:32,063 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.25/6.10 [2019-03-28 22:52:32,068 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 13.25/6.10 [2019-03-28 22:52:32,068 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.25/6.10 [2019-03-28 22:52:32,068 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.25/6.10 [2019-03-28 22:52:32,069 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.25/6.10 [2019-03-28 22:52:32,069 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.25/6.10 [2019-03-28 22:52:32,069 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.25/6.10 [2019-03-28 22:52:32,069 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 3 edges 13.25/6.10 [2019-03-28 22:52:32,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:52:32 BasicIcfg 13.25/6.10 [2019-03-28 22:52:32,070 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.25/6.10 [2019-03-28 22:52:32,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.25/6.10 [2019-03-28 22:52:32,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.25/6.10 [2019-03-28 22:52:32,074 INFO L276 PluginConnector]: TraceAbstraction initialized 13.25/6.10 [2019-03-28 22:52:32,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:52:31" (1/4) ... 13.25/6.10 [2019-03-28 22:52:32,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e83b29a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:52:32, skipping insertion in model container 13.25/6.10 [2019-03-28 22:52:32,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (2/4) ... 13.25/6.10 [2019-03-28 22:52:32,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e83b29a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:52:32, skipping insertion in model container 13.25/6.10 [2019-03-28 22:52:32,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:31" (3/4) ... 13.25/6.10 [2019-03-28 22:52:32,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e83b29a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:52:32, skipping insertion in model container 13.25/6.10 [2019-03-28 22:52:32,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:52:32" (4/4) ... 13.25/6.10 [2019-03-28 22:52:32,079 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.25/6.10 [2019-03-28 22:52:32,089 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.25/6.10 [2019-03-28 22:52:32,096 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.25/6.10 [2019-03-28 22:52:32,114 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.25/6.10 [2019-03-28 22:52:32,142 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.25/6.10 [2019-03-28 22:52:32,143 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.25/6.10 [2019-03-28 22:52:32,143 INFO L383 AbstractCegarLoop]: Hoare is true 13.25/6.10 [2019-03-28 22:52:32,144 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.25/6.10 [2019-03-28 22:52:32,144 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.25/6.10 [2019-03-28 22:52:32,144 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.25/6.10 [2019-03-28 22:52:32,144 INFO L387 AbstractCegarLoop]: Difference is false 13.25/6.10 [2019-03-28 22:52:32,144 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.25/6.10 [2019-03-28 22:52:32,144 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.25/6.10 [2019-03-28 22:52:32,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 13.25/6.10 [2019-03-28 22:52:32,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.25/6.10 [2019-03-28 22:52:32,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 13.25/6.10 [2019-03-28 22:52:32,217 INFO L451 ceAbstractionStarter]: At program point L16-2(lines 16 18) the Hoare annotation is: true 13.25/6.10 [2019-03-28 22:52:32,217 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.25/6.10 [2019-03-28 22:52:32,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:52:32 BasicIcfg 13.25/6.10 [2019-03-28 22:52:32,225 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.25/6.10 [2019-03-28 22:52:32,226 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.25/6.10 [2019-03-28 22:52:32,226 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.25/6.10 [2019-03-28 22:52:32,230 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.25/6.10 [2019-03-28 22:52:32,230 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.25/6.10 [2019-03-28 22:52:32,231 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:52:31" (1/5) ... 13.25/6.10 [2019-03-28 22:52:32,231 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c5e0a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:52:32, skipping insertion in model container 13.25/6.10 [2019-03-28 22:52:32,232 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.25/6.10 [2019-03-28 22:52:32,232 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:31" (2/5) ... 13.25/6.10 [2019-03-28 22:52:32,232 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c5e0a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:52:32, skipping insertion in model container 13.25/6.10 [2019-03-28 22:52:32,232 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.25/6.10 [2019-03-28 22:52:32,232 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:31" (3/5) ... 13.25/6.10 [2019-03-28 22:52:32,233 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c5e0a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:52:32, skipping insertion in model container 13.25/6.10 [2019-03-28 22:52:32,233 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.25/6.10 [2019-03-28 22:52:32,233 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:52:32" (4/5) ... 13.25/6.10 [2019-03-28 22:52:32,233 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c5e0a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:52:32, skipping insertion in model container 13.25/6.10 [2019-03-28 22:52:32,234 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.25/6.10 [2019-03-28 22:52:32,234 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:52:32" (5/5) ... 13.25/6.10 [2019-03-28 22:52:32,235 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.25/6.10 [2019-03-28 22:52:32,262 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.25/6.10 [2019-03-28 22:52:32,263 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.25/6.10 [2019-03-28 22:52:32,263 INFO L375 BuchiCegarLoop]: Hoare is true 13.25/6.10 [2019-03-28 22:52:32,263 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.25/6.10 [2019-03-28 22:52:32,263 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.25/6.10 [2019-03-28 22:52:32,263 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.25/6.10 [2019-03-28 22:52:32,264 INFO L379 BuchiCegarLoop]: Difference is false 13.25/6.10 [2019-03-28 22:52:32,264 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.25/6.10 [2019-03-28 22:52:32,264 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.25/6.10 [2019-03-28 22:52:32,267 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.25/6.10 [2019-03-28 22:52:32,285 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.25/6.10 [2019-03-28 22:52:32,286 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.25/6.10 [2019-03-28 22:52:32,286 INFO L119 BuchiIsEmpty]: Starting construction of run 13.25/6.10 [2019-03-28 22:52:32,291 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.25/6.10 [2019-03-28 22:52:32,291 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.25/6.10 [2019-03-28 22:52:32,291 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.25/6.10 [2019-03-28 22:52:32,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.25/6.10 [2019-03-28 22:52:32,292 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.25/6.10 [2019-03-28 22:52:32,292 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.25/6.10 [2019-03-28 22:52:32,292 INFO L119 BuchiIsEmpty]: Starting construction of run 13.25/6.10 [2019-03-28 22:52:32,293 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.25/6.10 [2019-03-28 22:52:32,293 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.25/6.10 [2019-03-28 22:52:32,298 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [39] ULTIMATE.startENTRY-->L16-2: Formula: (< |v_ULTIMATE.start_main_#t~nondet1_7| v_ULTIMATE.start_main_~x~0_11) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_11} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_7|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 4#L16-2true 13.25/6.10 [2019-03-28 22:52:32,298 INFO L796 eck$LassoCheckResult]: Loop: 4#L16-2true [35] L16-2-->L16-2: Formula: (and (> 0 v_ULTIMATE.start_main_~x~0_10) (= v_ULTIMATE.start_main_~x~0_9 (+ v_ULTIMATE.start_main_~x~0_10 (- 1)))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L16-2true 13.25/6.10 [2019-03-28 22:52:32,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.25/6.10 [2019-03-28 22:52:32,304 INFO L82 PathProgramCache]: Analyzing trace with hash 70, now seen corresponding path program 1 times 13.25/6.10 [2019-03-28 22:52:32,306 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.25/6.10 [2019-03-28 22:52:32,307 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.25/6.10 [2019-03-28 22:52:32,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.25/6.10 [2019-03-28 22:52:32,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.25/6.10 [2019-03-28 22:52:32,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.25/6.10 [2019-03-28 22:52:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.25/6.10 [2019-03-28 22:52:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.25/6.10 [2019-03-28 22:52:32,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.25/6.10 [2019-03-28 22:52:32,377 INFO L82 PathProgramCache]: Analyzing trace with hash 66, now seen corresponding path program 1 times 13.25/6.10 [2019-03-28 22:52:32,377 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.25/6.10 [2019-03-28 22:52:32,377 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.25/6.10 [2019-03-28 22:52:32,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.25/6.10 [2019-03-28 22:52:32,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.25/6.10 [2019-03-28 22:52:32,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.25/6.10 [2019-03-28 22:52:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.25/6.10 [2019-03-28 22:52:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.25/6.10 [2019-03-28 22:52:32,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.25/6.10 [2019-03-28 22:52:32,389 INFO L82 PathProgramCache]: Analyzing trace with hash 2205, now seen corresponding path program 1 times 13.25/6.10 [2019-03-28 22:52:32,389 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.25/6.10 [2019-03-28 22:52:32,389 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.25/6.10 [2019-03-28 22:52:32,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.25/6.10 [2019-03-28 22:52:32,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.25/6.10 [2019-03-28 22:52:32,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.25/6.10 [2019-03-28 22:52:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.25/6.10 [2019-03-28 22:52:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.25/6.10 [2019-03-28 22:52:32,428 INFO L216 LassoAnalysis]: Preferences: 13.25/6.10 [2019-03-28 22:52:32,429 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.25/6.10 [2019-03-28 22:52:32,429 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.25/6.10 [2019-03-28 22:52:32,430 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.25/6.10 [2019-03-28 22:52:32,430 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.25/6.10 [2019-03-28 22:52:32,430 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,430 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.25/6.10 [2019-03-28 22:52:32,430 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.25/6.10 [2019-03-28 22:52:32,431 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.25/6.10 [2019-03-28 22:52:32,431 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.25/6.10 [2019-03-28 22:52:32,431 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.25/6.10 [2019-03-28 22:52:32,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.25/6.10 [2019-03-28 22:52:32,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.25/6.10 [2019-03-28 22:52:32,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.25/6.10 [2019-03-28 22:52:32,538 INFO L300 LassoAnalysis]: Preprocessing complete. 13.25/6.10 [2019-03-28 22:52:32,539 INFO L412 LassoAnalysis]: Checking for nontermination... 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,546 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,547 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 [2019-03-28 22:52:32,580 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.25/6.10 [2019-03-28 22:52:32,580 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: [] 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,586 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,586 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 [2019-03-28 22:52:32,614 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.25/6.10 [2019-03-28 22:52:32,614 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: [] 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,619 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,619 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,650 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,650 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 [2019-03-28 22:52:32,669 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.25/6.10 [2019-03-28 22:52:32,669 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=-1} Honda state: {ULTIMATE.start_main_~x~0=-1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=-1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] 13.25/6.10 [2019-03-28 22:52:32,700 INFO L216 LassoAnalysis]: Preferences: 13.25/6.10 [2019-03-28 22:52:32,700 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.25/6.10 [2019-03-28 22:52:32,700 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.25/6.10 [2019-03-28 22:52:32,700 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.25/6.10 [2019-03-28 22:52:32,701 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.25/6.10 [2019-03-28 22:52:32,701 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,701 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.25/6.10 [2019-03-28 22:52:32,701 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.25/6.10 [2019-03-28 22:52:32,701 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 13.25/6.10 [2019-03-28 22:52:32,701 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.25/6.10 [2019-03-28 22:52:32,701 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.25/6.10 [2019-03-28 22:52:32,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.25/6.10 [2019-03-28 22:52:32,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.25/6.10 [2019-03-28 22:52:32,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.25/6.10 [2019-03-28 22:52:32,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.25/6.10 [2019-03-28 22:52:32,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.25/6.10 [2019-03-28 22:52:32,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.25/6.10 [2019-03-28 22:52:32,814 INFO L300 LassoAnalysis]: Preprocessing complete. 13.25/6.10 [2019-03-28 22:52:32,814 INFO L412 LassoAnalysis]: Checking for nontermination... 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,819 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,819 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 [2019-03-28 22:52:32,823 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.25/6.10 [2019-03-28 22:52:32,823 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: [] 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,851 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,851 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 [2019-03-28 22:52:32,879 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.25/6.10 [2019-03-28 22:52:32,879 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: [] 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,884 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,884 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 [2019-03-28 22:52:32,912 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.25/6.10 [2019-03-28 22:52:32,912 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: [] 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,932 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,932 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 [2019-03-28 22:52:32,936 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.25/6.10 [2019-03-28 22:52:32,936 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: [] 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,963 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,963 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:32,995 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:32,995 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 [2019-03-28 22:52:33,013 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.25/6.10 [2019-03-28 22:52:33,013 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=-1} Honda state: {ULTIMATE.start_main_~x~0=-1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=-1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] 13.25/6.10 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.25/6.10 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.25/6.10 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.25/6.10 [2019-03-28 22:52:33,041 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.25/6.10 [2019-03-28 22:52:33,041 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.25/6.10 [2019-03-28 22:52:33,045 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.25/6.10 [2019-03-28 22:52:33,045 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: [] 13.25/6.10 [2019-03-28 22:52:33,079 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,081 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,082 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,083 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,084 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,084 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,085 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:52:33 BasicIcfg 13.25/6.10 [2019-03-28 22:52:33,096 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.25/6.10 [2019-03-28 22:52:33,097 INFO L168 Benchmark]: Toolchain (without parser) took 1647.80 ms. Allocated memory is still 649.6 MB. Free memory was 564.9 MB in the beginning and 504.6 MB in the end (delta: 60.3 MB). Peak memory consumption was 60.3 MB. Max. memory is 50.3 GB. 13.25/6.10 [2019-03-28 22:52:33,098 INFO L168 Benchmark]: CDTParser took 0.17 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. 13.25/6.10 [2019-03-28 22:52:33,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.81 ms. Allocated memory is still 649.6 MB. Free memory was 564.9 MB in the beginning and 617.6 MB in the end (delta: -52.6 MB). Peak memory consumption was 30.0 MB. Max. memory is 50.3 GB. 13.25/6.10 [2019-03-28 22:52:33,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.74 ms. Allocated memory is still 649.6 MB. Free memory was 617.6 MB in the beginning and 616.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.25/6.10 [2019-03-28 22:52:33,100 INFO L168 Benchmark]: Boogie Preprocessor took 19.81 ms. Allocated memory is still 649.6 MB. Free memory was 616.5 MB in the beginning and 613.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 13.25/6.10 [2019-03-28 22:52:33,101 INFO L168 Benchmark]: RCFGBuilder took 195.76 ms. Allocated memory is still 649.6 MB. Free memory was 613.7 MB in the beginning and 600.9 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 50.3 GB. 13.25/6.10 [2019-03-28 22:52:33,101 INFO L168 Benchmark]: BlockEncodingV2 took 81.83 ms. Allocated memory is still 649.6 MB. Free memory was 600.9 MB in the beginning and 595.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.25/6.10 [2019-03-28 22:52:33,102 INFO L168 Benchmark]: TraceAbstraction took 154.45 ms. Allocated memory is still 649.6 MB. Free memory was 594.5 MB in the beginning and 585.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 13.25/6.10 [2019-03-28 22:52:33,102 INFO L168 Benchmark]: BuchiAutomizer took 869.99 ms. Allocated memory is still 649.6 MB. Free memory was 585.7 MB in the beginning and 504.6 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 50.3 GB. 13.25/6.10 [2019-03-28 22:52:33,106 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.25/6.10 --- Results --- 13.25/6.10 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.25/6.10 - StatisticsResult: Initial Icfg 13.25/6.10 7 locations, 9 edges 13.25/6.10 - StatisticsResult: Encoded RCFG 13.25/6.10 2 locations, 3 edges 13.25/6.10 * Results from de.uni_freiburg.informatik.ultimate.core: 13.25/6.10 - StatisticsResult: Toolchain Benchmarks 13.25/6.10 Benchmark results are: 13.25/6.10 * CDTParser took 0.17 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. 13.25/6.10 * CACSL2BoogieTranslator took 283.81 ms. Allocated memory is still 649.6 MB. Free memory was 564.9 MB in the beginning and 617.6 MB in the end (delta: -52.6 MB). Peak memory consumption was 30.0 MB. Max. memory is 50.3 GB. 13.25/6.10 * Boogie Procedure Inliner took 36.74 ms. Allocated memory is still 649.6 MB. Free memory was 617.6 MB in the beginning and 616.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.25/6.10 * Boogie Preprocessor took 19.81 ms. Allocated memory is still 649.6 MB. Free memory was 616.5 MB in the beginning and 613.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 13.25/6.10 * RCFGBuilder took 195.76 ms. Allocated memory is still 649.6 MB. Free memory was 613.7 MB in the beginning and 600.9 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 50.3 GB. 13.25/6.10 * BlockEncodingV2 took 81.83 ms. Allocated memory is still 649.6 MB. Free memory was 600.9 MB in the beginning and 595.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.25/6.10 * TraceAbstraction took 154.45 ms. Allocated memory is still 649.6 MB. Free memory was 594.5 MB in the beginning and 585.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 13.25/6.10 * BuchiAutomizer took 869.99 ms. Allocated memory is still 649.6 MB. Free memory was 585.7 MB in the beginning and 504.6 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 50.3 GB. 13.25/6.10 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 - GenericResult: Unfinished Backtranslation 13.25/6.10 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.25/6.10 - AllSpecificationsHoldResult: All specifications hold 13.25/6.10 We were not able to verify any specifiation because the program does not contain any specification. 13.25/6.10 - InvariantResult [Line: 16]: Loop Invariant 13.25/6.10 Derived loop invariant: 1 13.25/6.10 - StatisticsResult: Ultimate Automizer benchmark data 13.25/6.10 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 13.25/6.10 - StatisticsResult: Constructed decomposition of program 13.25/6.10 Trivial decomposition into one nonterminating module. 13.25/6.10 - StatisticsResult: Timing statistics 13.25/6.10 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 13.25/6.10 - TerminationAnalysisResult: Nontermination possible 13.25/6.10 Buchi Automizer proved that your program is nonterminating for some inputs 13.25/6.10 - GeometricNonTerminationArgumentResult [Line: 16]: Nontermination argument in form of an infinite program execution. 13.25/6.10 [2019-03-28 22:52:33,116 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,117 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,117 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,117 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,118 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,118 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,118 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,119 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,119 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,119 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,120 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,120 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,121 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,121 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,121 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,122 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,122 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,122 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 [2019-03-28 22:52:33,123 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.25/6.10 [2019-03-28 22:52:33,123 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.25/6.10 Nontermination argument in form of an infinite execution 13.25/6.10 {|ULTIMATE.start_main_#t~nondet0|=0, ~unnamed0~0~true=1, |ULTIMATE.start_main_#t~nondet1|=0, ~unnamed0~0~false=0, ULTIMATE.start_main_~x~0=-1, |ULTIMATE.start_main_#res|=0} 13.25/6.10 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6150eba6=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66b6a0fd=0, ~unnamed0~0~false=0, x=-1} 13.25/6.10 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6150eba6=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66b6a0fd=0, ~unnamed0~0~false=0, x=-2} 13.25/6.10 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6150eba6=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66b6a0fd=0, ~unnamed0~0~false=0, x=-3} 13.25/6.10 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6150eba6=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66b6a0fd=0, ~unnamed0~0~false=0, x=-4} 13.25/6.10 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6150eba6=0, ~unnamed0~0~true=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66b6a0fd=0, ~unnamed0~0~false=0, x=-5} 13.25/6.10 - StatisticsResult: NonterminationArgumentStatistics 13.25/6.10 Unbounded Execution 1GEVs Lambdas: [0, 1, 0] Mus: [0, 0] 13.25/6.10 - NonterminatingLassoResult [Line: 16]: Nonterminating execution 13.25/6.10 Found a nonterminating execution for the following lasso shaped sequence of statements. 13.25/6.10 Stem: 13.25/6.10 [L13] int x; 13.25/6.10 [L14] x = __VERIFIER_nondet_int() 13.25/6.10 [L15] COND TRUE x > __VERIFIER_nondet_int() 13.25/6.10 Loop: 13.25/6.10 [L16] COND TRUE x != 0 13.25/6.10 [L17] x = x - 1 13.25/6.10 End of lasso representation. 13.25/6.10 RESULT: Ultimate proved your program to be incorrect! 13.25/6.10 !SESSION 2019-03-28 22:52:28.119 ----------------------------------------------- 13.25/6.10 eclipse.buildId=unknown 13.25/6.10 java.version=1.8.0_181 13.25/6.10 java.vendor=Oracle Corporation 13.25/6.10 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.25/6.10 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.25/6.10 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 13.25/6.10 13.25/6.10 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:52:33.347 13.25/6.10 !MESSAGE The workspace will exit with unsaved changes in this session. 13.25/6.10 Received shutdown request... 13.25/6.10 Ultimate: 13.25/6.10 GTK+ Version Check 13.25/6.10 EOF