14.64/6.84 NO 14.64/6.84 14.64/6.84 Ultimate: Cannot open display: 14.64/6.84 This is Ultimate 0.1.24-8dc7c08-m 14.64/6.84 [2019-03-28 22:34:30,276 INFO L170 SettingsManager]: Resetting all preferences to default values... 14.64/6.84 [2019-03-28 22:34:30,279 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 14.64/6.84 [2019-03-28 22:34:30,290 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 14.64/6.84 [2019-03-28 22:34:30,290 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 14.64/6.84 [2019-03-28 22:34:30,291 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 14.64/6.84 [2019-03-28 22:34:30,292 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 14.64/6.84 [2019-03-28 22:34:30,294 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 14.64/6.84 [2019-03-28 22:34:30,296 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 14.64/6.84 [2019-03-28 22:34:30,296 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 14.64/6.84 [2019-03-28 22:34:30,297 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 14.64/6.84 [2019-03-28 22:34:30,297 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 14.64/6.84 [2019-03-28 22:34:30,298 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 14.64/6.84 [2019-03-28 22:34:30,299 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 14.64/6.84 [2019-03-28 22:34:30,300 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 14.64/6.84 [2019-03-28 22:34:30,301 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 14.64/6.84 [2019-03-28 22:34:30,302 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 14.64/6.84 [2019-03-28 22:34:30,304 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 14.64/6.84 [2019-03-28 22:34:30,305 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 14.64/6.84 [2019-03-28 22:34:30,307 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 14.64/6.84 [2019-03-28 22:34:30,308 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 14.64/6.84 [2019-03-28 22:34:30,309 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 14.64/6.84 [2019-03-28 22:34:30,311 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 14.64/6.84 [2019-03-28 22:34:30,311 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 14.64/6.84 [2019-03-28 22:34:30,312 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 14.64/6.84 [2019-03-28 22:34:30,312 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 14.64/6.84 [2019-03-28 22:34:30,313 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 14.64/6.84 [2019-03-28 22:34:30,314 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 14.64/6.84 [2019-03-28 22:34:30,314 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 14.64/6.84 [2019-03-28 22:34:30,315 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 14.64/6.84 [2019-03-28 22:34:30,315 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 14.64/6.84 [2019-03-28 22:34:30,316 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 14.64/6.84 [2019-03-28 22:34:30,317 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 14.64/6.84 [2019-03-28 22:34:30,317 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 14.64/6.84 [2019-03-28 22:34:30,318 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 14.64/6.84 [2019-03-28 22:34:30,318 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 14.64/6.84 [2019-03-28 22:34:30,318 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 14.64/6.84 [2019-03-28 22:34:30,319 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 14.64/6.84 [2019-03-28 22:34:30,320 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 14.64/6.84 [2019-03-28 22:34:30,320 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 14.64/6.84 [2019-03-28 22:34:30,335 INFO L110 SettingsManager]: Loading preferences was successful 14.64/6.84 [2019-03-28 22:34:30,335 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 14.64/6.84 [2019-03-28 22:34:30,336 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 14.64/6.84 [2019-03-28 22:34:30,336 INFO L133 SettingsManager]: * Rewrite not-equals=true 14.64/6.84 [2019-03-28 22:34:30,337 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 14.64/6.84 [2019-03-28 22:34:30,337 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 14.64/6.84 [2019-03-28 22:34:30,337 INFO L133 SettingsManager]: * Use SBE=true 14.64/6.84 [2019-03-28 22:34:30,337 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 14.64/6.84 [2019-03-28 22:34:30,337 INFO L133 SettingsManager]: * Use old map elimination=false 14.64/6.84 [2019-03-28 22:34:30,337 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 14.64/6.84 [2019-03-28 22:34:30,338 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 14.64/6.84 [2019-03-28 22:34:30,338 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 14.64/6.84 [2019-03-28 22:34:30,338 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 14.64/6.84 [2019-03-28 22:34:30,338 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 14.64/6.84 [2019-03-28 22:34:30,338 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:30,338 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 14.64/6.84 [2019-03-28 22:34:30,339 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 14.64/6.84 [2019-03-28 22:34:30,339 INFO L133 SettingsManager]: * Check division by zero=IGNORE 14.64/6.84 [2019-03-28 22:34:30,339 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 14.64/6.84 [2019-03-28 22:34:30,339 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 14.64/6.84 [2019-03-28 22:34:30,339 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 14.64/6.84 [2019-03-28 22:34:30,340 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 14.64/6.84 [2019-03-28 22:34:30,340 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 14.64/6.84 [2019-03-28 22:34:30,340 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 14.64/6.84 [2019-03-28 22:34:30,340 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.64/6.84 [2019-03-28 22:34:30,340 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 14.64/6.84 [2019-03-28 22:34:30,340 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 14.64/6.84 [2019-03-28 22:34:30,341 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 14.64/6.84 [2019-03-28 22:34:30,341 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 14.64/6.84 [2019-03-28 22:34:30,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 14.64/6.84 [2019-03-28 22:34:30,380 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 14.64/6.84 [2019-03-28 22:34:30,383 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 14.64/6.84 [2019-03-28 22:34:30,385 INFO L271 PluginConnector]: Initializing CDTParser... 14.64/6.84 [2019-03-28 22:34:30,385 INFO L276 PluginConnector]: CDTParser initialized 14.64/6.84 [2019-03-28 22:34:30,386 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 14.64/6.84 [2019-03-28 22:34:30,476 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/11ec7c45a8764a0c89f91f42c777cea0/FLAG3b6da3582 14.64/6.84 [2019-03-28 22:34:30,805 INFO L307 CDTParser]: Found 1 translation units. 14.64/6.84 [2019-03-28 22:34:30,805 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 14.64/6.84 [2019-03-28 22:34:30,812 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/11ec7c45a8764a0c89f91f42c777cea0/FLAG3b6da3582 14.64/6.84 [2019-03-28 22:34:31,211 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/11ec7c45a8764a0c89f91f42c777cea0 14.64/6.84 [2019-03-28 22:34:31,222 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 14.64/6.84 [2019-03-28 22:34:31,224 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 14.64/6.84 [2019-03-28 22:34:31,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 14.64/6.84 [2019-03-28 22:34:31,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 14.64/6.84 [2019-03-28 22:34:31,228 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 14.64/6.84 [2019-03-28 22:34:31,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d1b26ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31, skipping insertion in model container 14.64/6.84 [2019-03-28 22:34:31,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 14.64/6.84 [2019-03-28 22:34:31,257 INFO L176 MainTranslator]: Built tables and reachable declarations 14.64/6.84 [2019-03-28 22:34:31,411 INFO L206 PostProcessor]: Analyzing one entry point: main 14.64/6.84 [2019-03-28 22:34:31,416 INFO L191 MainTranslator]: Completed pre-run 14.64/6.84 [2019-03-28 22:34:31,432 INFO L206 PostProcessor]: Analyzing one entry point: main 14.64/6.84 [2019-03-28 22:34:31,447 INFO L195 MainTranslator]: Completed translation 14.64/6.84 [2019-03-28 22:34:31,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31 WrapperNode 14.64/6.84 [2019-03-28 22:34:31,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 14.64/6.84 [2019-03-28 22:34:31,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 14.64/6.84 [2019-03-28 22:34:31,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 14.64/6.84 [2019-03-28 22:34:31,448 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 14.64/6.84 [2019-03-28 22:34:31,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 14.64/6.84 [2019-03-28 22:34:31,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 14.64/6.84 [2019-03-28 22:34:31,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 14.64/6.84 [2019-03-28 22:34:31,542 INFO L276 PluginConnector]: Boogie Preprocessor initialized 14.64/6.84 [2019-03-28 22:34:31,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 14.64/6.84 [2019-03-28 22:34:31,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 14.64/6.84 [2019-03-28 22:34:31,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... 14.64/6.84 [2019-03-28 22:34:31,563 INFO L276 PluginConnector]: RCFGBuilder initialized 14.64/6.84 [2019-03-28 22:34:31,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (1/1) ... 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.64/6.84 [2019-03-28 22:34:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 14.64/6.84 [2019-03-28 22:34:31,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 14.64/6.84 [2019-03-28 22:34:31,774 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 14.64/6.84 [2019-03-28 22:34:31,774 INFO L286 CfgBuilder]: Removed 6 assue(true) statements. 14.64/6.84 [2019-03-28 22:34:31,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:34:31 BoogieIcfgContainer 14.64/6.84 [2019-03-28 22:34:31,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 14.64/6.84 [2019-03-28 22:34:31,776 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 14.64/6.84 [2019-03-28 22:34:31,776 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 14.64/6.84 [2019-03-28 22:34:31,779 INFO L276 PluginConnector]: BlockEncodingV2 initialized 14.64/6.84 [2019-03-28 22:34:31,779 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:34:31" (1/1) ... 14.64/6.84 [2019-03-28 22:34:31,795 INFO L313 BlockEncoder]: Initial Icfg 8 locations, 11 edges 14.64/6.84 [2019-03-28 22:34:31,796 INFO L258 BlockEncoder]: Using Remove infeasible edges 14.64/6.84 [2019-03-28 22:34:31,797 INFO L263 BlockEncoder]: Using Maximize final states 14.64/6.84 [2019-03-28 22:34:31,798 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 14.64/6.84 [2019-03-28 22:34:31,798 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 14.64/6.84 [2019-03-28 22:34:31,800 INFO L296 BlockEncoder]: Using Remove sink states 14.64/6.84 [2019-03-28 22:34:31,801 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 14.64/6.84 [2019-03-28 22:34:31,801 INFO L179 BlockEncoder]: Using Rewrite not-equals 14.64/6.84 [2019-03-28 22:34:31,816 INFO L185 BlockEncoder]: Using Use SBE 14.64/6.84 [2019-03-28 22:34:31,824 INFO L200 BlockEncoder]: SBE split 0 edges 14.64/6.84 [2019-03-28 22:34:31,829 INFO L70 emoveInfeasibleEdges]: Removed 2 edges and 0 locations because of local infeasibility 14.64/6.84 [2019-03-28 22:34:31,831 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.64/6.84 [2019-03-28 22:34:31,849 INFO L100 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding 14.64/6.84 [2019-03-28 22:34:31,852 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 14.64/6.84 [2019-03-28 22:34:31,854 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 14.64/6.84 [2019-03-28 22:34:31,854 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.64/6.84 [2019-03-28 22:34:31,854 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 14.64/6.84 [2019-03-28 22:34:31,855 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 14.64/6.84 [2019-03-28 22:34:31,855 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 4 edges 14.64/6.84 [2019-03-28 22:34:31,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:34:31 BasicIcfg 14.64/6.84 [2019-03-28 22:34:31,856 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 14.64/6.84 [2019-03-28 22:34:31,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 14.64/6.84 [2019-03-28 22:34:31,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... 14.64/6.84 [2019-03-28 22:34:31,860 INFO L276 PluginConnector]: TraceAbstraction initialized 14.64/6.84 [2019-03-28 22:34:31,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:34:31" (1/4) ... 14.64/6.84 [2019-03-28 22:34:31,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@943c066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:34:31, skipping insertion in model container 14.64/6.84 [2019-03-28 22:34:31,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (2/4) ... 14.64/6.84 [2019-03-28 22:34:31,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@943c066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:34:31, skipping insertion in model container 14.64/6.84 [2019-03-28 22:34:31,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:34:31" (3/4) ... 14.64/6.84 [2019-03-28 22:34:31,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@943c066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:34:31, skipping insertion in model container 14.64/6.84 [2019-03-28 22:34:31,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:34:31" (4/4) ... 14.64/6.84 [2019-03-28 22:34:31,865 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.64/6.84 [2019-03-28 22:34:31,876 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 14.64/6.84 [2019-03-28 22:34:31,884 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 14.64/6.84 [2019-03-28 22:34:31,903 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 14.64/6.84 [2019-03-28 22:34:31,934 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.64/6.84 [2019-03-28 22:34:31,935 INFO L382 AbstractCegarLoop]: Interprodecural is true 14.64/6.84 [2019-03-28 22:34:31,935 INFO L383 AbstractCegarLoop]: Hoare is true 14.64/6.84 [2019-03-28 22:34:31,936 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 14.64/6.84 [2019-03-28 22:34:31,936 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 14.64/6.84 [2019-03-28 22:34:31,936 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.64/6.84 [2019-03-28 22:34:31,936 INFO L387 AbstractCegarLoop]: Difference is false 14.64/6.84 [2019-03-28 22:34:31,936 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 14.64/6.84 [2019-03-28 22:34:31,937 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 14.64/6.84 [2019-03-28 22:34:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 14.64/6.84 [2019-03-28 22:34:31,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 14.64/6.84 [2019-03-28 22:34:31,961 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 14.64/6.84 [2019-03-28 22:34:32,015 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 14.64/6.84 [2019-03-28 22:34:32,016 INFO L451 ceAbstractionStarter]: At program point L12-2(lines 12 14) the Hoare annotation is: true 14.64/6.84 [2019-03-28 22:34:32,016 INFO L451 ceAbstractionStarter]: At program point L10-2(lines 10 16) the Hoare annotation is: true 14.64/6.84 [2019-03-28 22:34:32,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:34:32 BasicIcfg 14.64/6.84 [2019-03-28 22:34:32,024 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 14.64/6.84 [2019-03-28 22:34:32,025 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 14.64/6.84 [2019-03-28 22:34:32,025 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 14.64/6.84 [2019-03-28 22:34:32,028 INFO L276 PluginConnector]: BuchiAutomizer initialized 14.64/6.84 [2019-03-28 22:34:32,029 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.64/6.84 [2019-03-28 22:34:32,030 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:34:31" (1/5) ... 14.64/6.84 [2019-03-28 22:34:32,030 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79d7e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:34:32, skipping insertion in model container 14.64/6.84 [2019-03-28 22:34:32,030 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.64/6.84 [2019-03-28 22:34:32,031 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:31" (2/5) ... 14.64/6.84 [2019-03-28 22:34:32,031 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79d7e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:34:32, skipping insertion in model container 14.64/6.84 [2019-03-28 22:34:32,031 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.64/6.84 [2019-03-28 22:34:32,031 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:34:31" (3/5) ... 14.64/6.84 [2019-03-28 22:34:32,032 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79d7e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:34:32, skipping insertion in model container 14.64/6.84 [2019-03-28 22:34:32,032 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.64/6.84 [2019-03-28 22:34:32,032 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:34:31" (4/5) ... 14.64/6.84 [2019-03-28 22:34:32,032 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79d7e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:34:32, skipping insertion in model container 14.64/6.84 [2019-03-28 22:34:32,032 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.64/6.84 [2019-03-28 22:34:32,033 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:34:32" (5/5) ... 14.64/6.84 [2019-03-28 22:34:32,034 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.64/6.84 [2019-03-28 22:34:32,062 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.64/6.84 [2019-03-28 22:34:32,062 INFO L374 BuchiCegarLoop]: Interprodecural is true 14.64/6.84 [2019-03-28 22:34:32,062 INFO L375 BuchiCegarLoop]: Hoare is true 14.64/6.84 [2019-03-28 22:34:32,063 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 14.64/6.84 [2019-03-28 22:34:32,063 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 14.64/6.84 [2019-03-28 22:34:32,063 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.64/6.84 [2019-03-28 22:34:32,064 INFO L379 BuchiCegarLoop]: Difference is false 14.64/6.84 [2019-03-28 22:34:32,064 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 14.64/6.84 [2019-03-28 22:34:32,064 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 14.64/6.84 [2019-03-28 22:34:32,067 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 14.64/6.84 [2019-03-28 22:34:32,084 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 14.64/6.84 [2019-03-28 22:34:32,085 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.64/6.84 [2019-03-28 22:34:32,085 INFO L119 BuchiIsEmpty]: Starting construction of run 14.64/6.84 [2019-03-28 22:34:32,090 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.64/6.84 [2019-03-28 22:34:32,091 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 14.64/6.84 [2019-03-28 22:34:32,091 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 14.64/6.84 [2019-03-28 22:34:32,091 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 14.64/6.84 [2019-03-28 22:34:32,091 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 14.64/6.84 [2019-03-28 22:34:32,092 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.64/6.84 [2019-03-28 22:34:32,092 INFO L119 BuchiIsEmpty]: Starting construction of run 14.64/6.84 [2019-03-28 22:34:32,092 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.64/6.84 [2019-03-28 22:34:32,092 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 14.64/6.84 [2019-03-28 22:34:32,097 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [34] ULTIMATE.startENTRY-->L10-2: Formula: (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0] 5#L10-2true 14.64/6.84 [2019-03-28 22:34:32,098 INFO L796 eck$LassoCheckResult]: Loop: 5#L10-2true [39] L10-2-->L12-2: Formula: (and (< v_ULTIMATE.start_main_~i~0_9 10) (= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~i~0_9)) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_9} OutVars{ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0] 3#L12-2true [45] L12-2-->L10-2: Formula: (and (<= v_ULTIMATE.start_main_~j~0_8 0) (= (+ v_ULTIMATE.start_main_~i~0_12 1) v_ULTIMATE.start_main_~i~0_11)) InVars {ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_12} OutVars{ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0] 5#L10-2true 14.64/6.84 [2019-03-28 22:34:32,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.64/6.84 [2019-03-28 22:34:32,104 INFO L82 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times 14.64/6.84 [2019-03-28 22:34:32,106 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.64/6.84 [2019-03-28 22:34:32,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.64/6.84 [2019-03-28 22:34:32,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:32,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:32,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:32,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.64/6.84 [2019-03-28 22:34:32,174 INFO L82 PathProgramCache]: Analyzing trace with hash 2215, now seen corresponding path program 1 times 14.64/6.84 [2019-03-28 22:34:32,175 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.64/6.84 [2019-03-28 22:34:32,175 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.64/6.84 [2019-03-28 22:34:32,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:32,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:32,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:32,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.64/6.84 [2019-03-28 22:34:32,191 INFO L82 PathProgramCache]: Analyzing trace with hash 63719, now seen corresponding path program 1 times 14.64/6.84 [2019-03-28 22:34:32,191 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.64/6.84 [2019-03-28 22:34:32,191 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.64/6.84 [2019-03-28 22:34:32,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:32,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:32,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:32,251 INFO L216 LassoAnalysis]: Preferences: 14.64/6.84 [2019-03-28 22:34:32,253 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.64/6.84 [2019-03-28 22:34:32,253 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.64/6.84 [2019-03-28 22:34:32,253 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.64/6.84 [2019-03-28 22:34:32,253 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.64/6.84 [2019-03-28 22:34:32,253 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:32,253 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.64/6.84 [2019-03-28 22:34:32,254 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.64/6.84 [2019-03-28 22:34:32,254 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 14.64/6.84 [2019-03-28 22:34:32,254 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.64/6.84 [2019-03-28 22:34:32,254 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.64/6.84 [2019-03-28 22:34:32,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:32,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:32,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:32,399 INFO L300 LassoAnalysis]: Preprocessing complete. 14.64/6.84 [2019-03-28 22:34:32,400 INFO L412 LassoAnalysis]: Checking for nontermination... 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:32,406 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:32,406 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:32,439 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:32,439 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: [] 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:32,445 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:32,445 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:32,473 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:32,473 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: [] 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:32,478 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:32,478 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:32,510 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:32,510 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:32,675 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 14.64/6.84 [2019-03-28 22:34:32,677 INFO L216 LassoAnalysis]: Preferences: 14.64/6.84 [2019-03-28 22:34:32,678 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.64/6.84 [2019-03-28 22:34:32,678 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.64/6.84 [2019-03-28 22:34:32,678 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.64/6.84 [2019-03-28 22:34:32,678 INFO L127 ssoRankerPreferences]: Use exernal solver: false 14.64/6.84 [2019-03-28 22:34:32,678 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:32,678 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.64/6.84 [2019-03-28 22:34:32,678 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.64/6.84 [2019-03-28 22:34:32,679 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 14.64/6.84 [2019-03-28 22:34:32,679 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.64/6.84 [2019-03-28 22:34:32,679 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.64/6.84 [2019-03-28 22:34:32,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:32,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:32,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:32,758 INFO L300 LassoAnalysis]: Preprocessing complete. 14.64/6.84 [2019-03-28 22:34:32,764 INFO L497 LassoAnalysis]: Using template 'affine'. 14.64/6.84 [2019-03-28 22:34:32,779 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.64/6.84 Termination analysis: LINEAR_WITH_GUESSES 14.64/6.84 Number of strict supporting invariants: 0 14.64/6.84 Number of non-strict supporting invariants: 1 14.64/6.84 Consider only non-deceasing supporting invariants: true 14.64/6.84 Simplify termination arguments: true 14.64/6.84 Simplify supporting invariants: trueOverapproximate stem: false 14.64/6.84 [2019-03-28 22:34:32,781 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.64/6.84 [2019-03-28 22:34:32,781 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.64/6.84 [2019-03-28 22:34:32,781 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.64/6.84 [2019-03-28 22:34:32,782 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.64/6.84 [2019-03-28 22:34:32,786 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 14.64/6.84 [2019-03-28 22:34:32,787 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 14.64/6.84 [2019-03-28 22:34:32,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.64/6.84 [2019-03-28 22:34:32,796 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.64/6.84 Termination analysis: LINEAR_WITH_GUESSES 14.64/6.84 Number of strict supporting invariants: 0 14.64/6.84 Number of non-strict supporting invariants: 1 14.64/6.84 Consider only non-deceasing supporting invariants: true 14.64/6.84 Simplify termination arguments: true 14.64/6.84 Simplify supporting invariants: trueOverapproximate stem: false 14.64/6.84 [2019-03-28 22:34:32,796 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.64/6.84 [2019-03-28 22:34:32,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.64/6.84 [2019-03-28 22:34:32,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.64/6.84 [2019-03-28 22:34:32,797 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.64/6.84 [2019-03-28 22:34:32,800 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 14.64/6.84 [2019-03-28 22:34:32,800 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 14.64/6.84 [2019-03-28 22:34:32,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.64/6.84 [2019-03-28 22:34:32,809 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.64/6.84 Termination analysis: LINEAR_WITH_GUESSES 14.64/6.84 Number of strict supporting invariants: 0 14.64/6.84 Number of non-strict supporting invariants: 1 14.64/6.84 Consider only non-deceasing supporting invariants: true 14.64/6.84 Simplify termination arguments: true 14.64/6.84 Simplify supporting invariants: trueOverapproximate stem: false 14.64/6.84 [2019-03-28 22:34:32,810 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.64/6.84 [2019-03-28 22:34:32,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.64/6.84 [2019-03-28 22:34:32,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.64/6.84 [2019-03-28 22:34:32,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.64/6.84 [2019-03-28 22:34:32,811 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.64/6.84 [2019-03-28 22:34:32,812 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.64/6.84 [2019-03-28 22:34:32,812 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.64/6.84 [2019-03-28 22:34:32,819 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 14.64/6.84 [2019-03-28 22:34:32,826 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 14.64/6.84 [2019-03-28 22:34:32,826 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. 14.64/6.84 [2019-03-28 22:34:32,828 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 14.64/6.84 [2019-03-28 22:34:32,828 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 14.64/6.84 [2019-03-28 22:34:32,828 INFO L518 LassoAnalysis]: Proved termination. 14.64/6.84 [2019-03-28 22:34:32,829 INFO L520 LassoAnalysis]: Termination argument consisting of: 14.64/6.84 Ranking function f(ULTIMATE.start_main_~i~0) = -2*ULTIMATE.start_main_~i~0 + 1 14.64/6.84 Supporting invariants [] 14.64/6.84 [2019-03-28 22:34:32,830 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 14.64/6.84 [2019-03-28 22:34:32,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.64/6.84 [2019-03-28 22:34:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.64/6.84 [2019-03-28 22:34:32,867 WARN L254 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core 14.64/6.84 [2019-03-28 22:34:32,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.64/6.84 [2019-03-28 22:34:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.64/6.84 [2019-03-28 22:34:32,878 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 5 conjunts are in the unsatisfiable core 14.64/6.84 [2019-03-28 22:34:32,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.64/6.84 [2019-03-28 22:34:32,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.64/6.84 [2019-03-28 22:34:32,917 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 14.64/6.84 [2019-03-28 22:34:32,922 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 14.64/6.84 [2019-03-28 22:34:32,924 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. 14.64/6.84 [2019-03-28 22:34:32,952 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 6 states and 9 transitions. Complement of second has 4 states. 14.64/6.84 [2019-03-28 22:34:32,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 14.64/6.84 [2019-03-28 22:34:32,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 14.64/6.84 [2019-03-28 22:34:32,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. 14.64/6.84 [2019-03-28 22:34:32,957 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 2 letters. 14.64/6.84 [2019-03-28 22:34:32,958 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.64/6.84 [2019-03-28 22:34:32,958 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 3 letters. Loop has 2 letters. 14.64/6.84 [2019-03-28 22:34:32,959 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.64/6.84 [2019-03-28 22:34:32,959 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 4 letters. 14.64/6.84 [2019-03-28 22:34:32,959 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.64/6.84 [2019-03-28 22:34:32,965 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6 states and 9 transitions. 14.64/6.84 [2019-03-28 22:34:32,965 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.64/6.84 [2019-03-28 22:34:32,969 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6 states to 6 states and 9 transitions. 14.64/6.84 [2019-03-28 22:34:32,970 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 14.64/6.84 [2019-03-28 22:34:32,970 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 14.64/6.84 [2019-03-28 22:34:32,971 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 9 transitions. 14.64/6.84 [2019-03-28 22:34:32,971 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 14.64/6.84 [2019-03-28 22:34:32,971 INFO L706 BuchiCegarLoop]: Abstraction has 6 states and 9 transitions. 14.64/6.84 [2019-03-28 22:34:32,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 9 transitions. 14.64/6.84 [2019-03-28 22:34:32,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 5. 14.64/6.84 [2019-03-28 22:34:32,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. 14.64/6.84 [2019-03-28 22:34:32,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 8 transitions. 14.64/6.84 [2019-03-28 22:34:33,000 INFO L729 BuchiCegarLoop]: Abstraction has 5 states and 8 transitions. 14.64/6.84 [2019-03-28 22:34:33,000 INFO L609 BuchiCegarLoop]: Abstraction has 5 states and 8 transitions. 14.64/6.84 [2019-03-28 22:34:33,000 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 14.64/6.84 [2019-03-28 22:34:33,001 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 8 transitions. 14.64/6.84 [2019-03-28 22:34:33,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.64/6.84 [2019-03-28 22:34:33,001 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.64/6.84 [2019-03-28 22:34:33,001 INFO L119 BuchiIsEmpty]: Starting construction of run 14.64/6.84 [2019-03-28 22:34:33,002 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 14.64/6.84 [2019-03-28 22:34:33,002 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 14.64/6.84 [2019-03-28 22:34:33,002 INFO L794 eck$LassoCheckResult]: Stem: 45#ULTIMATE.startENTRY [34] ULTIMATE.startENTRY-->L10-2: Formula: (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0] 46#L10-2 [39] L10-2-->L12-2: Formula: (and (< v_ULTIMATE.start_main_~i~0_9 10) (= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~i~0_9)) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_9} OutVars{ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0] 42#L12-2 14.64/6.84 [2019-03-28 22:34:33,002 INFO L796 eck$LassoCheckResult]: Loop: 42#L12-2 [33] L12-2-->L12-2: Formula: (and (< 0 v_ULTIMATE.start_main_~j~0_6) (= v_ULTIMATE.start_main_~j~0_5 (+ v_ULTIMATE.start_main_~j~0_6 1))) InVars {ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_6} OutVars{ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0] 42#L12-2 14.64/6.84 [2019-03-28 22:34:33,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.64/6.84 [2019-03-28 22:34:33,003 INFO L82 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 1 times 14.64/6.84 [2019-03-28 22:34:33,003 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.64/6.84 [2019-03-28 22:34:33,003 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.64/6.84 [2019-03-28 22:34:33,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:33,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:33,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:33,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.64/6.84 [2019-03-28 22:34:33,010 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 1 times 14.64/6.84 [2019-03-28 22:34:33,010 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.64/6.84 [2019-03-28 22:34:33,011 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.64/6.84 [2019-03-28 22:34:33,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:33,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:33,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:33,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.64/6.84 [2019-03-28 22:34:33,016 INFO L82 PathProgramCache]: Analyzing trace with hash 63707, now seen corresponding path program 1 times 14.64/6.84 [2019-03-28 22:34:33,016 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.64/6.84 [2019-03-28 22:34:33,017 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.64/6.84 [2019-03-28 22:34:33,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:33,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:33,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.64/6.84 [2019-03-28 22:34:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.64/6.84 [2019-03-28 22:34:33,036 INFO L216 LassoAnalysis]: Preferences: 14.64/6.84 [2019-03-28 22:34:33,036 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.64/6.84 [2019-03-28 22:34:33,036 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.64/6.84 [2019-03-28 22:34:33,037 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.64/6.84 [2019-03-28 22:34:33,037 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.64/6.84 [2019-03-28 22:34:33,037 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,037 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.64/6.84 [2019-03-28 22:34:33,037 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.64/6.84 [2019-03-28 22:34:33,037 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 14.64/6.84 [2019-03-28 22:34:33,037 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.64/6.84 [2019-03-28 22:34:33,037 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.64/6.84 [2019-03-28 22:34:33,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:33,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:33,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:33,094 INFO L300 LassoAnalysis]: Preprocessing complete. 14.64/6.84 [2019-03-28 22:34:33,094 INFO L412 LassoAnalysis]: Checking for nontermination... 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,100 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,100 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:33,127 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:33,127 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,132 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,132 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,163 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,163 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:33,174 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:33,174 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0=1} Honda state: {ULTIMATE.start_main_~j~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~j~0=0}, {ULTIMATE.start_main_~j~0=1}, {ULTIMATE.start_main_~j~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,203 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,203 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:33,230 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:33,231 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.64/6.84 [2019-03-28 22:34:33,245 INFO L216 LassoAnalysis]: Preferences: 14.64/6.84 [2019-03-28 22:34:33,246 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.64/6.84 [2019-03-28 22:34:33,246 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.64/6.84 [2019-03-28 22:34:33,246 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.64/6.84 [2019-03-28 22:34:33,246 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.64/6.84 [2019-03-28 22:34:33,246 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,246 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.64/6.84 [2019-03-28 22:34:33,246 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.64/6.84 [2019-03-28 22:34:33,247 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Lasso 14.64/6.84 [2019-03-28 22:34:33,247 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.64/6.84 [2019-03-28 22:34:33,247 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.64/6.84 [2019-03-28 22:34:33,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:33,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:33,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:33,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:33,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.64/6.84 [2019-03-28 22:34:33,331 INFO L300 LassoAnalysis]: Preprocessing complete. 14.64/6.84 [2019-03-28 22:34:33,331 INFO L412 LassoAnalysis]: Checking for nontermination... 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,339 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,339 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:33,344 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:33,344 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: [] 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,374 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,374 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:33,401 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:33,402 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_4=0} Honda state: {v_rep~unnamed0~0~false_4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,408 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,408 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:33,412 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:33,412 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: [] 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,444 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,444 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:33,472 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:33,473 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_4=1} Honda state: {v_rep~unnamed0~0~true_4=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,478 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,478 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.64/6.84 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.64/6.84 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.64/6.84 [2019-03-28 22:34:33,512 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.64/6.84 [2019-03-28 22:34:33,512 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.64/6.84 [2019-03-28 22:34:33,533 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.64/6.84 [2019-03-28 22:34:33,533 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~i~0=0, ULTIMATE.start_main_~j~0=0} Honda state: {ULTIMATE.start_main_~i~0=1, ULTIMATE.start_main_~j~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~i~0=15, ULTIMATE.start_main_~j~0=0}, {ULTIMATE.start_main_~i~0=-15, ULTIMATE.start_main_~j~0=1}, {ULTIMATE.start_main_~i~0=0, ULTIMATE.start_main_~j~0=0}] Lambdas: [1, 1, 0] Nus: [0, 0] 14.64/6.84 [2019-03-28 22:34:33,566 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,568 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,568 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,569 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,569 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,569 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,570 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,570 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,571 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,571 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:34:33 BasicIcfg 14.64/6.84 [2019-03-28 22:34:33,583 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 14.64/6.84 [2019-03-28 22:34:33,583 INFO L168 Benchmark]: Toolchain (without parser) took 2360.68 ms. Allocated memory was 649.6 MB in the beginning and 682.6 MB in the end (delta: 33.0 MB). Free memory was 563.8 MB in the beginning and 469.3 MB in the end (delta: 94.5 MB). Peak memory consumption was 127.6 MB. Max. memory is 50.3 GB. 14.64/6.84 [2019-03-28 22:34:33,585 INFO L168 Benchmark]: CDTParser took 0.18 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. 14.64/6.84 [2019-03-28 22:34:33,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 223.08 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 553.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 14.64/6.84 [2019-03-28 22:34:33,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.27 ms. Allocated memory was 649.6 MB in the beginning and 682.6 MB in the end (delta: 33.0 MB). Free memory was 553.9 MB in the beginning and 649.5 MB in the end (delta: -95.5 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 14.64/6.84 [2019-03-28 22:34:33,587 INFO L168 Benchmark]: Boogie Preprocessor took 20.44 ms. Allocated memory is still 682.6 MB. Free memory was 649.5 MB in the beginning and 646.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 14.64/6.84 [2019-03-28 22:34:33,587 INFO L168 Benchmark]: RCFGBuilder took 213.21 ms. Allocated memory is still 682.6 MB. Free memory was 646.7 MB in the beginning and 634.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 50.3 GB. 14.64/6.84 [2019-03-28 22:34:33,588 INFO L168 Benchmark]: BlockEncodingV2 took 79.84 ms. Allocated memory is still 682.6 MB. Free memory was 634.3 MB in the beginning and 627.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. 14.64/6.84 [2019-03-28 22:34:33,589 INFO L168 Benchmark]: TraceAbstraction took 167.72 ms. Allocated memory is still 682.6 MB. Free memory was 627.5 MB in the beginning and 617.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 14.64/6.84 [2019-03-28 22:34:33,589 INFO L168 Benchmark]: BuchiAutomizer took 1557.92 ms. Allocated memory is still 682.6 MB. Free memory was 617.8 MB in the beginning and 469.3 MB in the end (delta: 148.6 MB). Peak memory consumption was 148.6 MB. Max. memory is 50.3 GB. 14.64/6.84 [2019-03-28 22:34:33,593 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 14.64/6.84 --- Results --- 14.64/6.84 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 14.64/6.84 - StatisticsResult: Initial Icfg 14.64/6.84 8 locations, 11 edges 14.64/6.84 - StatisticsResult: Encoded RCFG 14.64/6.84 3 locations, 4 edges 14.64/6.84 * Results from de.uni_freiburg.informatik.ultimate.core: 14.64/6.84 - StatisticsResult: Toolchain Benchmarks 14.64/6.84 Benchmark results are: 14.64/6.84 * CDTParser took 0.18 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. 14.64/6.84 * CACSL2BoogieTranslator took 223.08 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 553.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 14.64/6.84 * Boogie Procedure Inliner took 93.27 ms. Allocated memory was 649.6 MB in the beginning and 682.6 MB in the end (delta: 33.0 MB). Free memory was 553.9 MB in the beginning and 649.5 MB in the end (delta: -95.5 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 14.64/6.84 * Boogie Preprocessor took 20.44 ms. Allocated memory is still 682.6 MB. Free memory was 649.5 MB in the beginning and 646.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 14.64/6.84 * RCFGBuilder took 213.21 ms. Allocated memory is still 682.6 MB. Free memory was 646.7 MB in the beginning and 634.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 50.3 GB. 14.64/6.84 * BlockEncodingV2 took 79.84 ms. Allocated memory is still 682.6 MB. Free memory was 634.3 MB in the beginning and 627.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. 14.64/6.84 * TraceAbstraction took 167.72 ms. Allocated memory is still 682.6 MB. Free memory was 627.5 MB in the beginning and 617.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 14.64/6.84 * BuchiAutomizer took 1557.92 ms. Allocated memory is still 682.6 MB. Free memory was 617.8 MB in the beginning and 469.3 MB in the end (delta: 148.6 MB). Peak memory consumption was 148.6 MB. Max. memory is 50.3 GB. 14.64/6.84 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 - GenericResult: Unfinished Backtranslation 14.64/6.84 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 14.64/6.84 - AllSpecificationsHoldResult: All specifications hold 14.64/6.84 We were not able to verify any specifiation because the program does not contain any specification. 14.64/6.84 - InvariantResult [Line: 12]: Loop Invariant 14.64/6.84 Derived loop invariant: 1 14.64/6.84 - InvariantResult [Line: 10]: Loop Invariant 14.64/6.84 Derived loop invariant: 1 14.64/6.84 - StatisticsResult: Ultimate Automizer benchmark data 14.64/6.84 CFG has 1 procedures, 3 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=3occurred 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, 2 LocationsWithAnnotation, 2 PreInvPairs, 2 NumberOfFragments, 2 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 14.64/6.84 - StatisticsResult: Constructed decomposition of program 14.64/6.84 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic) and one nonterminating remainder module.One nondeterministic module has affine ranking function -2 * i + 1 and consists of 3 locations. The remainder module has 5 locations. 14.64/6.84 - StatisticsResult: Timing statistics 14.64/6.84 BüchiAutomizer plugin needed 1.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 4 SDtfs, 5 SDslu, 0 SDs, 0 SdLazy, 7 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital13 mio100 ax194 hnf100 lsp51 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf92 smp100 dnf100 smp100 tf108 neg100 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 16ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s 14.64/6.84 - TerminationAnalysisResult: Nontermination possible 14.64/6.84 Buchi Automizer proved that your program is nonterminating for some inputs 14.64/6.84 - GeometricNonTerminationArgumentResult [Line: 12]: Nontermination argument in form of an infinite program execution. 14.64/6.84 [2019-03-28 22:34:33,602 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,602 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,603 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,603 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,603 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,604 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,604 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,604 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,605 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,606 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,606 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,606 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,607 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,607 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,607 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,608 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,608 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,609 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 [2019-03-28 22:34:33,609 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 14.64/6.84 [2019-03-28 22:34:33,609 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 14.64/6.84 Nontermination argument in form of an infinite execution 14.64/6.84 {~unnamed0~0~false=0, |ULTIMATE.start_main_#t~nondet0|=0, ULTIMATE.start_main_~i~0=0, ~unnamed0~0~true=1, ULTIMATE.start_main_~j~0=0, |ULTIMATE.start_main_#res|=0} 14.64/6.84 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@33246c8c=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, i=1, j=1} 14.64/6.84 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@33246c8c=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, i=1, j=2} 14.64/6.84 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@33246c8c=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, i=1, j=3} 14.64/6.84 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@33246c8c=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, i=1, j=4} 14.64/6.84 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@33246c8c=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, i=1, j=5} 14.64/6.84 - StatisticsResult: NonterminationArgumentStatistics 14.64/6.84 Unbounded Execution 2GEVs Lambdas: [1, 1, 0] Mus: [0, 0] 14.64/6.84 - NonterminatingLassoResult [Line: 12]: Nonterminating execution 14.64/6.84 Found a nonterminating execution for the following lasso shaped sequence of statements. 14.64/6.84 Stem: 14.64/6.84 [L6] int i; 14.64/6.84 [L7] int j; 14.64/6.84 [L8] i = __VERIFIER_nondet_int() 14.64/6.84 [L10] COND TRUE i < 10 14.64/6.84 [L11] j = i 14.64/6.84 Loop: 14.64/6.84 [L12] COND TRUE j > 0 14.64/6.84 [L13] j = j+1 14.64/6.84 End of lasso representation. 14.64/6.84 RESULT: Ultimate proved your program to be incorrect! 14.64/6.84 !SESSION 2019-03-28 22:34:27.947 ----------------------------------------------- 14.64/6.84 eclipse.buildId=unknown 14.64/6.84 java.version=1.8.0_181 14.64/6.84 java.vendor=Oracle Corporation 14.64/6.84 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 14.64/6.84 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 14.64/6.84 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 14.64/6.84 14.64/6.84 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:34:33.837 14.64/6.84 !MESSAGE The workspace will exit with unsaved changes in this session. 14.64/6.84 Received shutdown request... 14.64/6.84 Ultimate: 14.64/6.84 GTK+ Version Check 14.64/6.84 EOF