15.33/7.34 YES 15.33/7.34 15.33/7.34 Ultimate: Cannot open display: 15.33/7.34 This is Ultimate 0.1.24-8dc7c08-m 15.33/7.34 [2019-03-29 01:54:14,274 INFO L170 SettingsManager]: Resetting all preferences to default values... 15.33/7.34 [2019-03-29 01:54:14,276 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 15.33/7.34 [2019-03-29 01:54:14,287 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 15.33/7.34 [2019-03-29 01:54:14,288 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 15.33/7.34 [2019-03-29 01:54:14,288 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 15.33/7.34 [2019-03-29 01:54:14,290 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 15.33/7.34 [2019-03-29 01:54:14,291 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 15.33/7.34 [2019-03-29 01:54:14,293 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 15.33/7.34 [2019-03-29 01:54:14,294 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 15.33/7.34 [2019-03-29 01:54:14,294 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 15.33/7.34 [2019-03-29 01:54:14,295 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 15.33/7.34 [2019-03-29 01:54:14,296 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 15.33/7.34 [2019-03-29 01:54:14,296 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 15.33/7.34 [2019-03-29 01:54:14,297 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 15.33/7.34 [2019-03-29 01:54:14,298 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 15.33/7.34 [2019-03-29 01:54:14,299 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 15.33/7.34 [2019-03-29 01:54:14,301 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 15.33/7.34 [2019-03-29 01:54:14,303 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 15.33/7.34 [2019-03-29 01:54:14,304 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 15.33/7.34 [2019-03-29 01:54:14,305 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 15.33/7.34 [2019-03-29 01:54:14,306 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 15.33/7.34 [2019-03-29 01:54:14,308 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 15.33/7.34 [2019-03-29 01:54:14,309 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 15.33/7.34 [2019-03-29 01:54:14,309 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 15.33/7.34 [2019-03-29 01:54:14,310 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 15.33/7.34 [2019-03-29 01:54:14,310 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 15.33/7.34 [2019-03-29 01:54:14,311 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 15.33/7.34 [2019-03-29 01:54:14,311 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 15.33/7.34 [2019-03-29 01:54:14,312 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 15.33/7.34 [2019-03-29 01:54:14,312 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 15.33/7.34 [2019-03-29 01:54:14,313 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 15.33/7.34 [2019-03-29 01:54:14,314 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 15.33/7.34 [2019-03-29 01:54:14,314 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 15.33/7.34 [2019-03-29 01:54:14,315 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 15.33/7.34 [2019-03-29 01:54:14,315 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 15.33/7.34 [2019-03-29 01:54:14,315 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 15.33/7.34 [2019-03-29 01:54:14,316 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 15.33/7.34 [2019-03-29 01:54:14,317 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 15.33/7.34 [2019-03-29 01:54:14,317 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 15.33/7.34 [2019-03-29 01:54:14,332 INFO L110 SettingsManager]: Loading preferences was successful 15.33/7.34 [2019-03-29 01:54:14,332 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 15.33/7.34 [2019-03-29 01:54:14,333 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 15.33/7.34 [2019-03-29 01:54:14,333 INFO L133 SettingsManager]: * Rewrite not-equals=true 15.33/7.34 [2019-03-29 01:54:14,333 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 15.33/7.34 [2019-03-29 01:54:14,334 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 15.33/7.34 [2019-03-29 01:54:14,334 INFO L133 SettingsManager]: * Use SBE=true 15.33/7.34 [2019-03-29 01:54:14,334 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 15.33/7.34 [2019-03-29 01:54:14,334 INFO L133 SettingsManager]: * Use old map elimination=false 15.33/7.34 [2019-03-29 01:54:14,334 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 15.33/7.34 [2019-03-29 01:54:14,335 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 15.33/7.34 [2019-03-29 01:54:14,335 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 15.33/7.34 [2019-03-29 01:54:14,335 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 15.33/7.34 [2019-03-29 01:54:14,335 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 15.33/7.34 [2019-03-29 01:54:14,335 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:14,336 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 15.33/7.34 [2019-03-29 01:54:14,336 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 15.33/7.34 [2019-03-29 01:54:14,336 INFO L133 SettingsManager]: * Check division by zero=IGNORE 15.33/7.34 [2019-03-29 01:54:14,336 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 15.33/7.34 [2019-03-29 01:54:14,336 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 15.33/7.34 [2019-03-29 01:54:14,337 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 15.33/7.34 [2019-03-29 01:54:14,337 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 15.33/7.34 [2019-03-29 01:54:14,337 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 15.33/7.34 [2019-03-29 01:54:14,337 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 15.33/7.34 [2019-03-29 01:54:14,337 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.33/7.34 [2019-03-29 01:54:14,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 15.33/7.34 [2019-03-29 01:54:14,338 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 15.33/7.34 [2019-03-29 01:54:14,338 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 15.33/7.34 [2019-03-29 01:54:14,338 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 15.33/7.34 [2019-03-29 01:54:14,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 15.33/7.34 [2019-03-29 01:54:14,378 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 15.33/7.34 [2019-03-29 01:54:14,382 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 15.33/7.34 [2019-03-29 01:54:14,383 INFO L271 PluginConnector]: Initializing CDTParser... 15.33/7.34 [2019-03-29 01:54:14,384 INFO L276 PluginConnector]: CDTParser initialized 15.33/7.34 [2019-03-29 01:54:14,385 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 15.33/7.34 [2019-03-29 01:54:14,453 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/c771b1100827488685a2c8b6cd4c658c/FLAG58499a3c0 15.33/7.34 [2019-03-29 01:54:14,790 INFO L307 CDTParser]: Found 1 translation units. 15.33/7.34 [2019-03-29 01:54:14,791 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 15.33/7.34 [2019-03-29 01:54:14,798 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/c771b1100827488685a2c8b6cd4c658c/FLAG58499a3c0 15.33/7.34 [2019-03-29 01:54:15,207 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/c771b1100827488685a2c8b6cd4c658c 15.33/7.34 [2019-03-29 01:54:15,219 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 15.33/7.34 [2019-03-29 01:54:15,221 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 15.33/7.34 [2019-03-29 01:54:15,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 15.33/7.34 [2019-03-29 01:54:15,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 15.33/7.34 [2019-03-29 01:54:15,226 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 15.33/7.34 [2019-03-29 01:54:15,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63416cc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15, skipping insertion in model container 15.33/7.34 [2019-03-29 01:54:15,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 15.33/7.34 [2019-03-29 01:54:15,256 INFO L176 MainTranslator]: Built tables and reachable declarations 15.33/7.34 [2019-03-29 01:54:15,412 INFO L206 PostProcessor]: Analyzing one entry point: main 15.33/7.34 [2019-03-29 01:54:15,417 INFO L191 MainTranslator]: Completed pre-run 15.33/7.34 [2019-03-29 01:54:15,433 INFO L206 PostProcessor]: Analyzing one entry point: main 15.33/7.34 [2019-03-29 01:54:15,503 INFO L195 MainTranslator]: Completed translation 15.33/7.34 [2019-03-29 01:54:15,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15 WrapperNode 15.33/7.34 [2019-03-29 01:54:15,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 15.33/7.34 [2019-03-29 01:54:15,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 15.33/7.34 [2019-03-29 01:54:15,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 15.33/7.34 [2019-03-29 01:54:15,505 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 15.33/7.34 [2019-03-29 01:54:15,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 15.33/7.34 [2019-03-29 01:54:15,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 15.33/7.34 [2019-03-29 01:54:15,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 15.33/7.34 [2019-03-29 01:54:15,540 INFO L276 PluginConnector]: Boogie Preprocessor initialized 15.33/7.34 [2019-03-29 01:54:15,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 15.33/7.34 [2019-03-29 01:54:15,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 15.33/7.34 [2019-03-29 01:54:15,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... 15.33/7.34 [2019-03-29 01:54:15,560 INFO L276 PluginConnector]: RCFGBuilder initialized 15.33/7.34 [2019-03-29 01:54:15,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (1/1) ... 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.33/7.34 [2019-03-29 01:54:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 15.33/7.34 [2019-03-29 01:54:15,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 15.33/7.34 [2019-03-29 01:54:15,757 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 15.33/7.34 [2019-03-29 01:54:15,757 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 15.33/7.34 [2019-03-29 01:54:15,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:54:15 BoogieIcfgContainer 15.33/7.34 [2019-03-29 01:54:15,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 15.33/7.34 [2019-03-29 01:54:15,759 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 15.33/7.34 [2019-03-29 01:54:15,759 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 15.33/7.34 [2019-03-29 01:54:15,761 INFO L276 PluginConnector]: BlockEncodingV2 initialized 15.33/7.34 [2019-03-29 01:54:15,762 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:54:15" (1/1) ... 15.33/7.34 [2019-03-29 01:54:15,778 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 15.33/7.34 [2019-03-29 01:54:15,779 INFO L258 BlockEncoder]: Using Remove infeasible edges 15.33/7.34 [2019-03-29 01:54:15,780 INFO L263 BlockEncoder]: Using Maximize final states 15.33/7.34 [2019-03-29 01:54:15,781 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 15.33/7.34 [2019-03-29 01:54:15,781 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 15.33/7.34 [2019-03-29 01:54:15,783 INFO L296 BlockEncoder]: Using Remove sink states 15.33/7.34 [2019-03-29 01:54:15,784 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 15.33/7.34 [2019-03-29 01:54:15,784 INFO L179 BlockEncoder]: Using Rewrite not-equals 15.33/7.34 [2019-03-29 01:54:15,798 INFO L185 BlockEncoder]: Using Use SBE 15.33/7.34 [2019-03-29 01:54:15,813 INFO L200 BlockEncoder]: SBE split 1 edges 15.33/7.34 [2019-03-29 01:54:15,817 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 15.33/7.34 [2019-03-29 01:54:15,819 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.33/7.34 [2019-03-29 01:54:15,833 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 15.33/7.34 [2019-03-29 01:54:15,835 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 15.33/7.34 [2019-03-29 01:54:15,836 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 15.33/7.34 [2019-03-29 01:54:15,836 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.33/7.34 [2019-03-29 01:54:15,837 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 15.33/7.34 [2019-03-29 01:54:15,837 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 15.33/7.34 [2019-03-29 01:54:15,837 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 3 edges 15.33/7.34 [2019-03-29 01:54:15,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:54:15 BasicIcfg 15.33/7.34 [2019-03-29 01:54:15,838 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 15.33/7.34 [2019-03-29 01:54:15,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 15.33/7.34 [2019-03-29 01:54:15,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... 15.33/7.34 [2019-03-29 01:54:15,842 INFO L276 PluginConnector]: TraceAbstraction initialized 15.33/7.34 [2019-03-29 01:54:15,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:54:15" (1/4) ... 15.33/7.34 [2019-03-29 01:54:15,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f99a63c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:54:15, skipping insertion in model container 15.33/7.34 [2019-03-29 01:54:15,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (2/4) ... 15.33/7.34 [2019-03-29 01:54:15,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f99a63c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:54:15, skipping insertion in model container 15.33/7.34 [2019-03-29 01:54:15,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:54:15" (3/4) ... 15.33/7.34 [2019-03-29 01:54:15,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f99a63c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:54:15, skipping insertion in model container 15.33/7.34 [2019-03-29 01:54:15,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:54:15" (4/4) ... 15.33/7.34 [2019-03-29 01:54:15,846 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.33/7.34 [2019-03-29 01:54:15,857 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 15.33/7.34 [2019-03-29 01:54:15,867 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 15.33/7.34 [2019-03-29 01:54:15,885 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 15.33/7.34 [2019-03-29 01:54:15,914 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.33/7.34 [2019-03-29 01:54:15,915 INFO L382 AbstractCegarLoop]: Interprodecural is true 15.33/7.34 [2019-03-29 01:54:15,915 INFO L383 AbstractCegarLoop]: Hoare is true 15.33/7.34 [2019-03-29 01:54:15,915 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 15.33/7.34 [2019-03-29 01:54:15,915 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 15.33/7.34 [2019-03-29 01:54:15,915 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.33/7.34 [2019-03-29 01:54:15,916 INFO L387 AbstractCegarLoop]: Difference is false 15.33/7.34 [2019-03-29 01:54:15,916 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 15.33/7.34 [2019-03-29 01:54:15,916 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 15.33/7.34 [2019-03-29 01:54:15,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 15.33/7.34 [2019-03-29 01:54:15,936 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 15.33/7.34 [2019-03-29 01:54:15,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 15.33/7.34 [2019-03-29 01:54:15,990 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 15.33/7.34 [2019-03-29 01:54:15,991 INFO L451 ceAbstractionStarter]: At program point L23-2(lines 23 27) the Hoare annotation is: true 15.33/7.34 [2019-03-29 01:54:15,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:54:15 BasicIcfg 15.33/7.34 [2019-03-29 01:54:15,999 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 15.33/7.34 [2019-03-29 01:54:16,000 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 15.33/7.34 [2019-03-29 01:54:16,000 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 15.33/7.34 [2019-03-29 01:54:16,004 INFO L276 PluginConnector]: BuchiAutomizer initialized 15.33/7.34 [2019-03-29 01:54:16,005 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.33/7.34 [2019-03-29 01:54:16,005 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:54:15" (1/5) ... 15.33/7.34 [2019-03-29 01:54:16,006 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@655d8f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:54:16, skipping insertion in model container 15.33/7.34 [2019-03-29 01:54:16,006 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.33/7.34 [2019-03-29 01:54:16,006 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:54:15" (2/5) ... 15.33/7.34 [2019-03-29 01:54:16,006 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@655d8f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:54:16, skipping insertion in model container 15.33/7.34 [2019-03-29 01:54:16,007 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.33/7.34 [2019-03-29 01:54:16,007 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:54:15" (3/5) ... 15.33/7.34 [2019-03-29 01:54:16,007 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@655d8f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:54:16, skipping insertion in model container 15.33/7.34 [2019-03-29 01:54:16,007 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.33/7.34 [2019-03-29 01:54:16,008 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:54:15" (4/5) ... 15.33/7.34 [2019-03-29 01:54:16,008 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@655d8f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:54:16, skipping insertion in model container 15.33/7.34 [2019-03-29 01:54:16,008 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.33/7.34 [2019-03-29 01:54:16,008 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:54:15" (5/5) ... 15.33/7.34 [2019-03-29 01:54:16,010 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.33/7.34 [2019-03-29 01:54:16,036 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.33/7.34 [2019-03-29 01:54:16,036 INFO L374 BuchiCegarLoop]: Interprodecural is true 15.33/7.34 [2019-03-29 01:54:16,036 INFO L375 BuchiCegarLoop]: Hoare is true 15.33/7.34 [2019-03-29 01:54:16,036 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 15.33/7.34 [2019-03-29 01:54:16,037 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 15.33/7.34 [2019-03-29 01:54:16,037 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.33/7.34 [2019-03-29 01:54:16,037 INFO L379 BuchiCegarLoop]: Difference is false 15.33/7.34 [2019-03-29 01:54:16,037 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 15.33/7.34 [2019-03-29 01:54:16,037 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 15.33/7.34 [2019-03-29 01:54:16,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 15.33/7.34 [2019-03-29 01:54:16,057 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.33/7.34 [2019-03-29 01:54:16,057 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.33/7.34 [2019-03-29 01:54:16,057 INFO L119 BuchiIsEmpty]: Starting construction of run 15.33/7.34 [2019-03-29 01:54:16,062 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.33/7.34 [2019-03-29 01:54:16,063 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 15.33/7.34 [2019-03-29 01:54:16,063 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 15.33/7.34 [2019-03-29 01:54:16,063 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 15.33/7.34 [2019-03-29 01:54:16,063 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.33/7.34 [2019-03-29 01:54:16,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.33/7.34 [2019-03-29 01:54:16,064 INFO L119 BuchiIsEmpty]: Starting construction of run 15.33/7.34 [2019-03-29 01:54:16,064 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.33/7.34 [2019-03-29 01:54:16,064 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 15.33/7.34 [2019-03-29 01:54:16,069 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [21] ULTIMATE.startENTRY-->L23-2: Formula: (and (= v_ULTIMATE.start_main_~b~0_1 v_ULTIMATE.start_main_~j~0_1) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~c~0_1 0) (= v_ULTIMATE.start_main_~M~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|) (= v_ULTIMATE.start_main_~N~0_1 |v_ULTIMATE.start_main_#t~nondet3_4|) (= v_ULTIMATE.start_main_~a~0_1 v_ULTIMATE.start_main_~i~0_1) (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_1, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~N~0=v_ULTIMATE.start_main_~N~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~M~0=v_ULTIMATE.start_main_~M~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet3_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~c~0, ULTIMATE.start_main_~M~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~N~0, ULTIMATE.start_main_~b~0] 3#L23-2true 15.33/7.34 [2019-03-29 01:54:16,070 INFO L796 eck$LassoCheckResult]: Loop: 3#L23-2true [26] L23-2-->L23-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_7 (+ v_ULTIMATE.start_main_~i~0_8 1)) (< v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~N~0_7) (= v_ULTIMATE.start_main_~j~0_7 (+ v_ULTIMATE.start_main_~j~0_8 1)) (= v_ULTIMATE.start_main_~c~0_6 (+ v_ULTIMATE.start_main_~c~0_7 1))) InVars {ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~N~0=v_ULTIMATE.start_main_~N~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8} OutVars{ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_6, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~N~0=v_ULTIMATE.start_main_~N~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~c~0, ULTIMATE.start_main_~i~0] 3#L23-2true 15.33/7.34 [2019-03-29 01:54:16,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.33/7.34 [2019-03-29 01:54:16,076 INFO L82 PathProgramCache]: Analyzing trace with hash 52, now seen corresponding path program 1 times 15.33/7.34 [2019-03-29 01:54:16,078 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.33/7.34 [2019-03-29 01:54:16,078 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.33/7.34 [2019-03-29 01:54:16,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:16,107 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:16,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:16,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.33/7.34 [2019-03-29 01:54:16,151 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times 15.33/7.34 [2019-03-29 01:54:16,152 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.33/7.34 [2019-03-29 01:54:16,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.33/7.34 [2019-03-29 01:54:16,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:16,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:16,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:16,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.33/7.34 [2019-03-29 01:54:16,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1638, now seen corresponding path program 1 times 15.33/7.34 [2019-03-29 01:54:16,167 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.33/7.34 [2019-03-29 01:54:16,167 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.33/7.34 [2019-03-29 01:54:16,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:16,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:16,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:16,230 INFO L216 LassoAnalysis]: Preferences: 15.33/7.34 [2019-03-29 01:54:16,231 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.33/7.34 [2019-03-29 01:54:16,231 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.33/7.34 [2019-03-29 01:54:16,231 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.33/7.34 [2019-03-29 01:54:16,231 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.33/7.34 [2019-03-29 01:54:16,232 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,232 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.33/7.34 [2019-03-29 01:54:16,232 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.33/7.34 [2019-03-29 01:54:16,232 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 15.33/7.34 [2019-03-29 01:54:16,232 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.33/7.34 [2019-03-29 01:54:16,233 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.33/7.34 [2019-03-29 01:54:16,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:16,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:16,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:16,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:16,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:16,410 INFO L300 LassoAnalysis]: Preprocessing complete. 15.33/7.34 [2019-03-29 01:54:16,411 INFO L412 LassoAnalysis]: Checking for nontermination... 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,420 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:16,420 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:16,453 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.33/7.34 [2019-03-29 01:54:16,453 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: [] 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,461 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:16,461 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:16,488 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.33/7.34 [2019-03-29 01:54:16,489 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: [] 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,495 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:16,495 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,527 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:16,528 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:16,565 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.33/7.34 [2019-03-29 01:54:16,565 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~i~0=0} Honda state: {ULTIMATE.start_main_~i~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~i~0=-1}, {ULTIMATE.start_main_~i~0=-5}, {ULTIMATE.start_main_~i~0=7}] Lambdas: [1, 1, 1] Nus: [0, 0] 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,594 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:16,595 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,627 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:16,627 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:16,663 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.33/7.34 [2019-03-29 01:54:16,663 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=0}, {ULTIMATE.start_main_~c~0=-1}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [4, 3, 1] Nus: [0, 1] 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,692 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:16,692 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,725 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:16,725 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:16,948 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 15.33/7.34 [2019-03-29 01:54:16,950 INFO L216 LassoAnalysis]: Preferences: 15.33/7.34 [2019-03-29 01:54:16,950 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.33/7.34 [2019-03-29 01:54:16,950 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.33/7.34 [2019-03-29 01:54:16,951 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.33/7.34 [2019-03-29 01:54:16,951 INFO L127 ssoRankerPreferences]: Use exernal solver: false 15.33/7.34 [2019-03-29 01:54:16,951 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:16,951 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.33/7.34 [2019-03-29 01:54:16,951 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.33/7.34 [2019-03-29 01:54:16,951 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 15.33/7.34 [2019-03-29 01:54:16,951 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.33/7.34 [2019-03-29 01:54:16,952 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.33/7.34 [2019-03-29 01:54:16,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:16,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:16,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:16,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:16,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,053 INFO L300 LassoAnalysis]: Preprocessing complete. 15.33/7.34 [2019-03-29 01:54:17,059 INFO L497 LassoAnalysis]: Using template 'affine'. 15.33/7.34 [2019-03-29 01:54:17,061 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:17,062 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:17,063 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:17,063 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:17,063 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:17,067 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:17,067 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:17,076 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.33/7.34 [2019-03-29 01:54:17,076 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:17,077 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:17,077 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.33/7.34 [2019-03-29 01:54:17,078 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:17,078 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:17,078 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:17,079 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:17,079 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:17,083 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.33/7.34 [2019-03-29 01:54:17,084 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:17,084 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:17,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:17,085 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:17,085 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:17,087 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:17,087 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:17,096 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.33/7.34 [2019-03-29 01:54:17,096 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:17,097 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:17,097 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.33/7.34 [2019-03-29 01:54:17,097 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:17,097 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:17,097 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:17,098 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:17,098 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:17,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.33/7.34 [2019-03-29 01:54:17,102 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:17,103 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:17,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.33/7.34 [2019-03-29 01:54:17,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:17,103 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:17,104 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:17,104 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:17,104 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:17,110 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 15.33/7.34 [2019-03-29 01:54:17,116 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 15.33/7.34 [2019-03-29 01:54:17,116 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 15.33/7.34 [2019-03-29 01:54:17,118 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 15.33/7.34 [2019-03-29 01:54:17,119 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 15.33/7.34 [2019-03-29 01:54:17,119 INFO L518 LassoAnalysis]: Proved termination. 15.33/7.34 [2019-03-29 01:54:17,119 INFO L520 LassoAnalysis]: Termination argument consisting of: 15.33/7.34 Ranking function f(ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~N~0) = -1*ULTIMATE.start_main_~j~0 + 1*ULTIMATE.start_main_~N~0 15.33/7.34 Supporting invariants [] 15.33/7.34 [2019-03-29 01:54:17,121 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 15.33/7.34 [2019-03-29 01:54:17,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.33/7.34 [2019-03-29 01:54:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.33/7.34 [2019-03-29 01:54:17,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 2 conjunts are in the unsatisfiable core 15.33/7.34 [2019-03-29 01:54:17,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.33/7.34 [2019-03-29 01:54:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.33/7.34 [2019-03-29 01:54:17,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core 15.33/7.34 [2019-03-29 01:54:17,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.33/7.34 [2019-03-29 01:54:17,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 15.33/7.34 [2019-03-29 01:54:17,189 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 15.33/7.34 [2019-03-29 01:54:17,194 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 1 loop predicates 15.33/7.34 [2019-03-29 01:54:17,196 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 15.33/7.34 [2019-03-29 01:54:17,221 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 6 states and 11 transitions. Complement of second has 4 states. 15.33/7.34 [2019-03-29 01:54:17,222 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 15.33/7.34 [2019-03-29 01:54:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 15.33/7.34 [2019-03-29 01:54:17,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. 15.33/7.34 [2019-03-29 01:54:17,226 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 1 letters. 15.33/7.34 [2019-03-29 01:54:17,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.33/7.34 [2019-03-29 01:54:17,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 2 letters. Loop has 1 letters. 15.33/7.34 [2019-03-29 01:54:17,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.33/7.34 [2019-03-29 01:54:17,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 2 letters. 15.33/7.34 [2019-03-29 01:54:17,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.33/7.34 [2019-03-29 01:54:17,234 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6 states and 11 transitions. 15.33/7.34 [2019-03-29 01:54:17,235 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.33/7.34 [2019-03-29 01:54:17,239 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6 states to 6 states and 11 transitions. 15.33/7.34 [2019-03-29 01:54:17,240 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 15.33/7.34 [2019-03-29 01:54:17,240 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 15.33/7.34 [2019-03-29 01:54:17,241 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 11 transitions. 15.33/7.34 [2019-03-29 01:54:17,241 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 15.33/7.34 [2019-03-29 01:54:17,241 INFO L706 BuchiCegarLoop]: Abstraction has 6 states and 11 transitions. 15.33/7.34 [2019-03-29 01:54:17,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 11 transitions. 15.33/7.34 [2019-03-29 01:54:17,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 5. 15.33/7.34 [2019-03-29 01:54:17,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. 15.33/7.34 [2019-03-29 01:54:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10 transitions. 15.33/7.34 [2019-03-29 01:54:17,271 INFO L729 BuchiCegarLoop]: Abstraction has 5 states and 10 transitions. 15.33/7.34 [2019-03-29 01:54:17,271 INFO L609 BuchiCegarLoop]: Abstraction has 5 states and 10 transitions. 15.33/7.34 [2019-03-29 01:54:17,271 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 15.33/7.34 [2019-03-29 01:54:17,271 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 10 transitions. 15.33/7.34 [2019-03-29 01:54:17,272 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.33/7.34 [2019-03-29 01:54:17,272 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.33/7.34 [2019-03-29 01:54:17,272 INFO L119 BuchiIsEmpty]: Starting construction of run 15.33/7.34 [2019-03-29 01:54:17,272 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 15.33/7.34 [2019-03-29 01:54:17,272 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 15.33/7.34 [2019-03-29 01:54:17,273 INFO L794 eck$LassoCheckResult]: Stem: 39#ULTIMATE.startENTRY [21] ULTIMATE.startENTRY-->L23-2: Formula: (and (= v_ULTIMATE.start_main_~b~0_1 v_ULTIMATE.start_main_~j~0_1) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~c~0_1 0) (= v_ULTIMATE.start_main_~M~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|) (= v_ULTIMATE.start_main_~N~0_1 |v_ULTIMATE.start_main_#t~nondet3_4|) (= v_ULTIMATE.start_main_~a~0_1 v_ULTIMATE.start_main_~i~0_1) (= 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_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_1, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~N~0=v_ULTIMATE.start_main_~N~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~M~0=v_ULTIMATE.start_main_~M~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet3_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~c~0, ULTIMATE.start_main_~M~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~N~0, ULTIMATE.start_main_~b~0] 40#L23-2 [27] L23-2-->L23-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_7 (+ v_ULTIMATE.start_main_~i~0_8 1)) (< v_ULTIMATE.start_main_~i~0_8 v_ULTIMATE.start_main_~M~0_7) (= v_ULTIMATE.start_main_~j~0_7 (+ v_ULTIMATE.start_main_~j~0_8 1)) (= v_ULTIMATE.start_main_~c~0_6 (+ v_ULTIMATE.start_main_~c~0_7 1))) InVars {ULTIMATE.start_main_~M~0=v_ULTIMATE.start_main_~M~0_7, ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8} OutVars{ULTIMATE.start_main_~M~0=v_ULTIMATE.start_main_~M~0_7, ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_6, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~c~0, ULTIMATE.start_main_~i~0] 36#L23-2 15.33/7.34 [2019-03-29 01:54:17,273 INFO L796 eck$LassoCheckResult]: Loop: 36#L23-2 [27] L23-2-->L23-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_7 (+ v_ULTIMATE.start_main_~i~0_8 1)) (< v_ULTIMATE.start_main_~i~0_8 v_ULTIMATE.start_main_~M~0_7) (= v_ULTIMATE.start_main_~j~0_7 (+ v_ULTIMATE.start_main_~j~0_8 1)) (= v_ULTIMATE.start_main_~c~0_6 (+ v_ULTIMATE.start_main_~c~0_7 1))) InVars {ULTIMATE.start_main_~M~0=v_ULTIMATE.start_main_~M~0_7, ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8} OutVars{ULTIMATE.start_main_~M~0=v_ULTIMATE.start_main_~M~0_7, ULTIMATE.start_main_~c~0=v_ULTIMATE.start_main_~c~0_6, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~c~0, ULTIMATE.start_main_~i~0] 36#L23-2 15.33/7.34 [2019-03-29 01:54:17,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.33/7.34 [2019-03-29 01:54:17,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1639, now seen corresponding path program 1 times 15.33/7.34 [2019-03-29 01:54:17,274 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.33/7.34 [2019-03-29 01:54:17,274 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.33/7.34 [2019-03-29 01:54:17,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:17,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:17,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:17,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.33/7.34 [2019-03-29 01:54:17,286 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 1 times 15.33/7.34 [2019-03-29 01:54:17,286 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.33/7.34 [2019-03-29 01:54:17,286 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.33/7.34 [2019-03-29 01:54:17,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:17,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:17,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:17,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.33/7.34 [2019-03-29 01:54:17,294 INFO L82 PathProgramCache]: Analyzing trace with hash 50836, now seen corresponding path program 2 times 15.33/7.34 [2019-03-29 01:54:17,294 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.33/7.34 [2019-03-29 01:54:17,294 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.33/7.34 [2019-03-29 01:54:17,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:17,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:17,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.33/7.34 [2019-03-29 01:54:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.33/7.34 [2019-03-29 01:54:17,329 INFO L216 LassoAnalysis]: Preferences: 15.33/7.34 [2019-03-29 01:54:17,329 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.33/7.34 [2019-03-29 01:54:17,330 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.33/7.34 [2019-03-29 01:54:17,330 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.33/7.34 [2019-03-29 01:54:17,330 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.33/7.34 [2019-03-29 01:54:17,330 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,330 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.33/7.34 [2019-03-29 01:54:17,330 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.33/7.34 [2019-03-29 01:54:17,330 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 15.33/7.34 [2019-03-29 01:54:17,331 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.33/7.34 [2019-03-29 01:54:17,331 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.33/7.34 [2019-03-29 01:54:17,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,428 INFO L300 LassoAnalysis]: Preprocessing complete. 15.33/7.34 [2019-03-29 01:54:17,429 INFO L412 LassoAnalysis]: Checking for nontermination... 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,436 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:17,437 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:17,465 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.33/7.34 [2019-03-29 01:54:17,465 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: [] 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,474 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:17,475 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:17,503 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.33/7.34 [2019-03-29 01:54:17,504 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: [] 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,516 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:17,516 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,555 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:17,555 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:17,594 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.33/7.34 [2019-03-29 01:54:17,594 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=0}, {ULTIMATE.start_main_~c~0=-1}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [4, 3, 1] Nus: [0, 1] 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,627 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:17,627 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,663 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:17,663 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:17,678 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.33/7.34 [2019-03-29 01:54:17,678 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0=0} Honda state: {ULTIMATE.start_main_~j~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~j~0=0}, {ULTIMATE.start_main_~j~0=0}, {ULTIMATE.start_main_~j~0=1}] Lambdas: [0, 5, 1] Nus: [0, 0] 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,708 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:17,708 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.33/7.34 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.33/7.34 Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,741 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.33/7.34 [2019-03-29 01:54:17,742 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.33/7.34 [2019-03-29 01:54:17,951 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 15.33/7.34 [2019-03-29 01:54:17,953 INFO L216 LassoAnalysis]: Preferences: 15.33/7.34 [2019-03-29 01:54:17,953 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.33/7.34 [2019-03-29 01:54:17,954 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.33/7.34 [2019-03-29 01:54:17,954 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.33/7.34 [2019-03-29 01:54:17,954 INFO L127 ssoRankerPreferences]: Use exernal solver: false 15.33/7.34 [2019-03-29 01:54:17,954 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 15.33/7.34 [2019-03-29 01:54:17,954 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.33/7.34 [2019-03-29 01:54:17,954 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.33/7.34 [2019-03-29 01:54:17,954 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 15.33/7.34 [2019-03-29 01:54:17,954 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.33/7.34 [2019-03-29 01:54:17,955 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.33/7.34 [2019-03-29 01:54:17,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:17,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.33/7.34 [2019-03-29 01:54:18,031 INFO L300 LassoAnalysis]: Preprocessing complete. 15.33/7.34 [2019-03-29 01:54:18,031 INFO L497 LassoAnalysis]: Using template 'affine'. 15.33/7.34 [2019-03-29 01:54:18,032 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:18,033 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:18,033 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:18,033 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:18,033 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:18,035 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:18,035 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:18,039 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.33/7.34 [2019-03-29 01:54:18,039 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:18,040 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:18,040 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:18,040 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:18,040 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:18,048 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:18,049 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:18,054 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.33/7.34 [2019-03-29 01:54:18,054 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:18,055 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:18,055 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.33/7.34 [2019-03-29 01:54:18,055 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:18,055 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:18,055 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:18,056 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:18,056 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:18,059 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.33/7.34 [2019-03-29 01:54:18,059 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:18,060 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:18,060 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.33/7.34 [2019-03-29 01:54:18,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:18,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:18,061 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:18,061 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:18,062 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:18,065 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.33/7.34 [2019-03-29 01:54:18,066 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.33/7.34 Termination analysis: LINEAR_WITH_GUESSES 15.33/7.34 Number of strict supporting invariants: 0 15.33/7.34 Number of non-strict supporting invariants: 1 15.33/7.34 Consider only non-deceasing supporting invariants: true 15.33/7.34 Simplify termination arguments: true 15.33/7.34 Simplify supporting invariants: trueOverapproximate stem: false 15.33/7.34 [2019-03-29 01:54:18,066 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.33/7.34 [2019-03-29 01:54:18,066 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.33/7.34 [2019-03-29 01:54:18,067 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.33/7.34 [2019-03-29 01:54:18,067 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.33/7.34 [2019-03-29 01:54:18,067 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.33/7.34 [2019-03-29 01:54:18,067 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.33/7.34 [2019-03-29 01:54:18,068 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.33/7.34 [2019-03-29 01:54:18,071 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 15.33/7.34 [2019-03-29 01:54:18,076 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 15.33/7.34 [2019-03-29 01:54:18,077 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 15.33/7.34 [2019-03-29 01:54:18,077 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 15.33/7.34 [2019-03-29 01:54:18,077 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 15.33/7.34 [2019-03-29 01:54:18,077 INFO L518 LassoAnalysis]: Proved termination. 15.33/7.34 [2019-03-29 01:54:18,078 INFO L520 LassoAnalysis]: Termination argument consisting of: 15.33/7.34 Ranking function f(ULTIMATE.start_main_~M~0, ULTIMATE.start_main_~i~0) = 1*ULTIMATE.start_main_~M~0 - 1*ULTIMATE.start_main_~i~0 15.33/7.34 Supporting invariants [] 15.33/7.34 [2019-03-29 01:54:18,078 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 15.33/7.34 [2019-03-29 01:54:18,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.33/7.34 [2019-03-29 01:54:18,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.33/7.34 [2019-03-29 01:54:18,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjunts are in the unsatisfiable core 15.33/7.34 [2019-03-29 01:54:18,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.33/7.34 [2019-03-29 01:54:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.33/7.34 [2019-03-29 01:54:18,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core 15.33/7.34 [2019-03-29 01:54:18,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.33/7.34 [2019-03-29 01:54:18,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 15.33/7.34 [2019-03-29 01:54:18,110 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 15.33/7.34 [2019-03-29 01:54:18,110 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 1 loop predicates 15.33/7.34 [2019-03-29 01:54:18,110 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 5 states and 10 transitions. cyclomatic complexity: 7 Second operand 2 states. 15.33/7.34 [2019-03-29 01:54:18,121 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 5 states and 10 transitions. cyclomatic complexity: 7. Second operand 2 states. Result 8 states and 16 transitions. Complement of second has 4 states. 15.33/7.34 [2019-03-29 01:54:18,122 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 15.33/7.34 [2019-03-29 01:54:18,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 15.33/7.34 [2019-03-29 01:54:18,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. 15.33/7.34 [2019-03-29 01:54:18,123 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 2 letters. Loop has 1 letters. 15.33/7.34 [2019-03-29 01:54:18,123 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.33/7.34 [2019-03-29 01:54:18,123 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 3 letters. Loop has 1 letters. 15.33/7.34 [2019-03-29 01:54:18,124 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.33/7.34 [2019-03-29 01:54:18,124 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 2 letters. Loop has 2 letters. 15.33/7.34 [2019-03-29 01:54:18,124 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.33/7.34 [2019-03-29 01:54:18,125 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8 states and 16 transitions. 15.33/7.34 [2019-03-29 01:54:18,126 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.33/7.34 [2019-03-29 01:54:18,126 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8 states to 0 states and 0 transitions. 15.33/7.34 [2019-03-29 01:54:18,126 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 15.33/7.34 [2019-03-29 01:54:18,126 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 15.33/7.34 [2019-03-29 01:54:18,126 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 15.33/7.34 [2019-03-29 01:54:18,127 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 15.33/7.34 [2019-03-29 01:54:18,127 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.33/7.34 [2019-03-29 01:54:18,127 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.33/7.34 [2019-03-29 01:54:18,127 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.33/7.34 [2019-03-29 01:54:18,127 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 15.33/7.34 [2019-03-29 01:54:18,127 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 15.33/7.34 [2019-03-29 01:54:18,128 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.33/7.34 [2019-03-29 01:54:18,128 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 15.33/7.34 [2019-03-29 01:54:18,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:54:18 BasicIcfg 15.33/7.34 [2019-03-29 01:54:18,135 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 15.33/7.34 [2019-03-29 01:54:18,136 INFO L168 Benchmark]: Toolchain (without parser) took 2915.91 ms. Allocated memory was 649.6 MB in the beginning and 691.0 MB in the end (delta: 41.4 MB). Free memory was 559.5 MB in the beginning and 439.8 MB in the end (delta: 119.7 MB). Peak memory consumption was 161.1 MB. Max. memory is 50.3 GB. 15.33/7.34 [2019-03-29 01:54:18,137 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.33/7.34 [2019-03-29 01:54:18,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.12 ms. Allocated memory was 649.6 MB in the beginning and 691.0 MB in the end (delta: 41.4 MB). Free memory was 559.5 MB in the beginning and 658.7 MB in the end (delta: -99.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 50.3 GB. 15.33/7.34 [2019-03-29 01:54:18,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.55 ms. Allocated memory is still 691.0 MB. Free memory was 658.7 MB in the beginning and 657.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 15.33/7.34 [2019-03-29 01:54:18,139 INFO L168 Benchmark]: Boogie Preprocessor took 19.49 ms. Allocated memory is still 691.0 MB. Free memory was 657.6 MB in the beginning and 654.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 50.3 GB. 15.33/7.34 [2019-03-29 01:54:18,140 INFO L168 Benchmark]: RCFGBuilder took 198.83 ms. Allocated memory is still 691.0 MB. Free memory was 654.8 MB in the beginning and 641.0 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 50.3 GB. 15.33/7.34 [2019-03-29 01:54:18,140 INFO L168 Benchmark]: BlockEncodingV2 took 78.87 ms. Allocated memory is still 691.0 MB. Free memory was 641.0 MB in the beginning and 635.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 15.33/7.34 [2019-03-29 01:54:18,141 INFO L168 Benchmark]: TraceAbstraction took 160.58 ms. Allocated memory is still 691.0 MB. Free memory was 635.6 MB in the beginning and 626.9 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 15.33/7.34 [2019-03-29 01:54:18,142 INFO L168 Benchmark]: BuchiAutomizer took 2135.17 ms. Allocated memory is still 691.0 MB. Free memory was 626.9 MB in the beginning and 439.8 MB in the end (delta: 187.1 MB). Peak memory consumption was 187.1 MB. Max. memory is 50.3 GB. 15.33/7.34 [2019-03-29 01:54:18,146 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 15.33/7.34 --- Results --- 15.33/7.34 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 15.33/7.34 - StatisticsResult: Initial Icfg 15.33/7.34 6 locations, 7 edges 15.33/7.34 - StatisticsResult: Encoded RCFG 15.33/7.34 2 locations, 3 edges 15.33/7.34 * Results from de.uni_freiburg.informatik.ultimate.core: 15.33/7.34 - StatisticsResult: Toolchain Benchmarks 15.33/7.34 Benchmark results are: 15.33/7.34 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.33/7.34 * CACSL2BoogieTranslator took 282.12 ms. Allocated memory was 649.6 MB in the beginning and 691.0 MB in the end (delta: 41.4 MB). Free memory was 559.5 MB in the beginning and 658.7 MB in the end (delta: -99.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 50.3 GB. 15.33/7.34 * Boogie Procedure Inliner took 35.55 ms. Allocated memory is still 691.0 MB. Free memory was 658.7 MB in the beginning and 657.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 15.33/7.34 * Boogie Preprocessor took 19.49 ms. Allocated memory is still 691.0 MB. Free memory was 657.6 MB in the beginning and 654.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 50.3 GB. 15.33/7.34 * RCFGBuilder took 198.83 ms. Allocated memory is still 691.0 MB. Free memory was 654.8 MB in the beginning and 641.0 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 50.3 GB. 15.33/7.34 * BlockEncodingV2 took 78.87 ms. Allocated memory is still 691.0 MB. Free memory was 641.0 MB in the beginning and 635.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 15.33/7.34 * TraceAbstraction took 160.58 ms. Allocated memory is still 691.0 MB. Free memory was 635.6 MB in the beginning and 626.9 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 15.33/7.34 * BuchiAutomizer took 2135.17 ms. Allocated memory is still 691.0 MB. Free memory was 626.9 MB in the beginning and 439.8 MB in the end (delta: 187.1 MB). Peak memory consumption was 187.1 MB. Max. memory is 50.3 GB. 15.33/7.34 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 15.33/7.34 - AllSpecificationsHoldResult: All specifications hold 15.33/7.34 We were not able to verify any specifiation because the program does not contain any specification. 15.33/7.34 - InvariantResult [Line: 23]: Loop Invariant 15.33/7.34 Derived loop invariant: 1 15.33/7.34 - StatisticsResult: Ultimate Automizer benchmark data 15.33/7.34 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 15.33/7.34 - StatisticsResult: Constructed decomposition of program 15.33/7.34 Your program was decomposed into 2 terminating modules (0 trivial, 0 deterministic, 2 nondeterministic). One nondeterministic module has affine ranking function -1 * j + N and consists of 3 locations. One nondeterministic module has affine ranking function M + -1 * i and consists of 3 locations. 15.33/7.34 - StatisticsResult: Timing statistics 15.33/7.34 BüchiAutomizer plugin needed 2.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 6 SDslu, 0 SDs, 0 SdLazy, 10 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax160 hnf100 lsp31 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 15ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 4 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s 15.33/7.34 - TerminationAnalysisResult: Termination proven 15.33/7.34 Buchi Automizer proved that your program is terminating 15.33/7.34 RESULT: Ultimate proved your program to be correct! 15.33/7.34 !SESSION 2019-03-29 01:54:11.954 ----------------------------------------------- 15.33/7.34 eclipse.buildId=unknown 15.33/7.34 java.version=1.8.0_181 15.33/7.34 java.vendor=Oracle Corporation 15.33/7.34 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 15.33/7.34 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 15.33/7.34 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 15.33/7.34 15.33/7.34 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:54:18.383 15.33/7.34 !MESSAGE The workspace will exit with unsaved changes in this session. 15.33/7.34 Received shutdown request... 15.33/7.34 Ultimate: 15.33/7.34 GTK+ Version Check 15.33/7.34 EOF