13.43/7.70 NO 13.43/7.70 13.43/7.70 Ultimate: Cannot open display: 13.43/7.70 This is Ultimate 0.1.24-8dc7c08-m 13.43/7.70 [2019-03-28 22:28:47,224 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.43/7.70 [2019-03-28 22:28:47,226 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.43/7.70 [2019-03-28 22:28:47,237 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.43/7.70 [2019-03-28 22:28:47,238 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.43/7.70 [2019-03-28 22:28:47,239 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.43/7.70 [2019-03-28 22:28:47,240 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.43/7.70 [2019-03-28 22:28:47,241 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.43/7.70 [2019-03-28 22:28:47,243 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.43/7.70 [2019-03-28 22:28:47,244 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.43/7.70 [2019-03-28 22:28:47,245 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.43/7.70 [2019-03-28 22:28:47,245 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.43/7.70 [2019-03-28 22:28:47,246 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.43/7.70 [2019-03-28 22:28:47,246 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.43/7.70 [2019-03-28 22:28:47,248 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.43/7.70 [2019-03-28 22:28:47,248 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.43/7.70 [2019-03-28 22:28:47,249 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.43/7.70 [2019-03-28 22:28:47,251 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.43/7.70 [2019-03-28 22:28:47,253 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.43/7.70 [2019-03-28 22:28:47,254 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.43/7.70 [2019-03-28 22:28:47,255 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.43/7.70 [2019-03-28 22:28:47,256 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.43/7.70 [2019-03-28 22:28:47,258 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.43/7.70 [2019-03-28 22:28:47,258 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.43/7.70 [2019-03-28 22:28:47,259 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.43/7.70 [2019-03-28 22:28:47,259 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.43/7.70 [2019-03-28 22:28:47,260 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.43/7.70 [2019-03-28 22:28:47,261 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.43/7.70 [2019-03-28 22:28:47,261 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.43/7.70 [2019-03-28 22:28:47,262 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.43/7.70 [2019-03-28 22:28:47,262 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.43/7.70 [2019-03-28 22:28:47,263 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.43/7.70 [2019-03-28 22:28:47,264 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.43/7.70 [2019-03-28 22:28:47,264 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.43/7.70 [2019-03-28 22:28:47,265 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.43/7.70 [2019-03-28 22:28:47,265 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.43/7.70 [2019-03-28 22:28:47,265 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.43/7.70 [2019-03-28 22:28:47,266 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.43/7.70 [2019-03-28 22:28:47,267 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.43/7.70 [2019-03-28 22:28:47,267 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.43/7.70 [2019-03-28 22:28:47,282 INFO L110 SettingsManager]: Loading preferences was successful 13.43/7.70 [2019-03-28 22:28:47,282 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.43/7.70 [2019-03-28 22:28:47,283 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.43/7.70 [2019-03-28 22:28:47,283 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.43/7.70 [2019-03-28 22:28:47,283 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.43/7.70 [2019-03-28 22:28:47,283 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.43/7.70 [2019-03-28 22:28:47,284 INFO L133 SettingsManager]: * Use SBE=true 13.43/7.70 [2019-03-28 22:28:47,284 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.43/7.70 [2019-03-28 22:28:47,284 INFO L133 SettingsManager]: * Use old map elimination=false 13.43/7.70 [2019-03-28 22:28:47,284 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.43/7.70 [2019-03-28 22:28:47,284 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.43/7.70 [2019-03-28 22:28:47,285 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.43/7.70 [2019-03-28 22:28:47,285 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.43/7.70 [2019-03-28 22:28:47,285 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.43/7.70 [2019-03-28 22:28:47,285 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:47,285 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.43/7.70 [2019-03-28 22:28:47,285 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.43/7.70 [2019-03-28 22:28:47,286 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.43/7.70 [2019-03-28 22:28:47,286 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.43/7.70 [2019-03-28 22:28:47,286 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.43/7.70 [2019-03-28 22:28:47,286 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.43/7.70 [2019-03-28 22:28:47,286 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.43/7.70 [2019-03-28 22:28:47,286 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.43/7.70 [2019-03-28 22:28:47,287 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.43/7.70 [2019-03-28 22:28:47,287 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.43/7.70 [2019-03-28 22:28:47,287 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.43/7.70 [2019-03-28 22:28:47,287 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.43/7.70 [2019-03-28 22:28:47,287 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.43/7.70 [2019-03-28 22:28:47,288 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.43/7.70 [2019-03-28 22:28:47,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.43/7.70 [2019-03-28 22:28:47,341 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.43/7.70 [2019-03-28 22:28:47,345 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.43/7.70 [2019-03-28 22:28:47,346 INFO L271 PluginConnector]: Initializing CDTParser... 13.43/7.70 [2019-03-28 22:28:47,347 INFO L276 PluginConnector]: CDTParser initialized 13.43/7.70 [2019-03-28 22:28:47,348 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.43/7.70 [2019-03-28 22:28:47,413 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/efbf6fb3fdc04f8ab5ade7995465ad9a/FLAG728500cf4 13.43/7.70 [2019-03-28 22:28:47,926 INFO L307 CDTParser]: Found 1 translation units. 13.43/7.70 [2019-03-28 22:28:47,927 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.43/7.70 [2019-03-28 22:28:47,934 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/efbf6fb3fdc04f8ab5ade7995465ad9a/FLAG728500cf4 13.43/7.70 [2019-03-28 22:28:48,339 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/efbf6fb3fdc04f8ab5ade7995465ad9a 13.43/7.70 [2019-03-28 22:28:48,351 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.43/7.70 [2019-03-28 22:28:48,353 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.43/7.70 [2019-03-28 22:28:48,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.43/7.70 [2019-03-28 22:28:48,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.43/7.70 [2019-03-28 22:28:48,359 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.43/7.70 [2019-03-28 22:28:48,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a098c6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48, skipping insertion in model container 13.43/7.70 [2019-03-28 22:28:48,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.43/7.70 [2019-03-28 22:28:48,390 INFO L176 MainTranslator]: Built tables and reachable declarations 13.43/7.70 [2019-03-28 22:28:48,555 INFO L206 PostProcessor]: Analyzing one entry point: main 13.43/7.70 [2019-03-28 22:28:48,560 INFO L191 MainTranslator]: Completed pre-run 13.43/7.70 [2019-03-28 22:28:48,578 INFO L206 PostProcessor]: Analyzing one entry point: main 13.43/7.70 [2019-03-28 22:28:48,593 INFO L195 MainTranslator]: Completed translation 13.43/7.70 [2019-03-28 22:28:48,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48 WrapperNode 13.43/7.70 [2019-03-28 22:28:48,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.43/7.70 [2019-03-28 22:28:48,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.43/7.70 [2019-03-28 22:28:48,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.43/7.70 [2019-03-28 22:28:48,595 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.43/7.70 [2019-03-28 22:28:48,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.43/7.70 [2019-03-28 22:28:48,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.43/7.70 [2019-03-28 22:28:48,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.43/7.70 [2019-03-28 22:28:48,691 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.43/7.70 [2019-03-28 22:28:48,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.43/7.70 [2019-03-28 22:28:48,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.43/7.70 [2019-03-28 22:28:48,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.43/7.70 [2019-03-28 22:28:48,712 INFO L276 PluginConnector]: RCFGBuilder initialized 13.43/7.70 [2019-03-28 22:28:48,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (1/1) ... 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.43/7.70 [2019-03-28 22:28:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.43/7.70 [2019-03-28 22:28:48,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.43/7.70 [2019-03-28 22:28:48,908 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.43/7.70 [2019-03-28 22:28:48,908 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.43/7.70 [2019-03-28 22:28:48,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:28:48 BoogieIcfgContainer 13.43/7.70 [2019-03-28 22:28:48,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.43/7.70 [2019-03-28 22:28:48,910 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.43/7.70 [2019-03-28 22:28:48,910 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.43/7.70 [2019-03-28 22:28:48,912 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.43/7.70 [2019-03-28 22:28:48,913 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:28:48" (1/1) ... 13.43/7.70 [2019-03-28 22:28:48,928 INFO L313 BlockEncoder]: Initial Icfg 10 locations, 15 edges 13.43/7.70 [2019-03-28 22:28:48,930 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.43/7.70 [2019-03-28 22:28:48,930 INFO L263 BlockEncoder]: Using Maximize final states 13.43/7.70 [2019-03-28 22:28:48,931 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.43/7.70 [2019-03-28 22:28:48,932 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.43/7.70 [2019-03-28 22:28:48,933 INFO L296 BlockEncoder]: Using Remove sink states 13.43/7.70 [2019-03-28 22:28:48,934 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.43/7.70 [2019-03-28 22:28:48,934 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.43/7.70 [2019-03-28 22:28:48,951 INFO L185 BlockEncoder]: Using Use SBE 13.43/7.70 [2019-03-28 22:28:48,968 INFO L200 BlockEncoder]: SBE split 4 edges 13.43/7.70 [2019-03-28 22:28:48,973 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.43/7.70 [2019-03-28 22:28:48,975 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.43/7.70 [2019-03-28 22:28:48,988 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 13.43/7.70 [2019-03-28 22:28:48,990 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 13.43/7.70 [2019-03-28 22:28:48,991 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.43/7.70 [2019-03-28 22:28:48,992 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.43/7.70 [2019-03-28 22:28:48,992 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.43/7.70 [2019-03-28 22:28:48,992 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.43/7.70 [2019-03-28 22:28:48,992 INFO L313 BlockEncoder]: Encoded RCFG 6 locations, 14 edges 13.43/7.70 [2019-03-28 22:28:48,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:28:48 BasicIcfg 13.43/7.70 [2019-03-28 22:28:48,993 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.43/7.70 [2019-03-28 22:28:48,994 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.43/7.70 [2019-03-28 22:28:48,994 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.43/7.70 [2019-03-28 22:28:48,998 INFO L276 PluginConnector]: TraceAbstraction initialized 13.43/7.70 [2019-03-28 22:28:48,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:28:48" (1/4) ... 13.43/7.70 [2019-03-28 22:28:48,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f68ed74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:28:48, skipping insertion in model container 13.43/7.70 [2019-03-28 22:28:48,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (2/4) ... 13.43/7.70 [2019-03-28 22:28:48,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f68ed74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:28:48, skipping insertion in model container 13.43/7.70 [2019-03-28 22:28:48,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:28:48" (3/4) ... 13.43/7.70 [2019-03-28 22:28:49,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f68ed74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:28:49, skipping insertion in model container 13.43/7.70 [2019-03-28 22:28:49,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:28:48" (4/4) ... 13.43/7.70 [2019-03-28 22:28:49,002 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.43/7.70 [2019-03-28 22:28:49,012 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.43/7.70 [2019-03-28 22:28:49,021 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.43/7.70 [2019-03-28 22:28:49,039 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.43/7.70 [2019-03-28 22:28:49,067 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.43/7.70 [2019-03-28 22:28:49,068 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.43/7.70 [2019-03-28 22:28:49,068 INFO L383 AbstractCegarLoop]: Hoare is true 13.43/7.70 [2019-03-28 22:28:49,068 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.43/7.70 [2019-03-28 22:28:49,068 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.43/7.70 [2019-03-28 22:28:49,068 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.43/7.70 [2019-03-28 22:28:49,069 INFO L387 AbstractCegarLoop]: Difference is false 13.43/7.70 [2019-03-28 22:28:49,069 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.43/7.70 [2019-03-28 22:28:49,069 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.43/7.70 [2019-03-28 22:28:49,083 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. 13.43/7.70 [2019-03-28 22:28:49,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.43/7.70 [2019-03-28 22:28:49,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. 13.43/7.70 [2019-03-28 22:28:49,146 INFO L448 ceAbstractionStarter]: For program point L17(lines 17 25) no Hoare annotation was computed. 13.43/7.70 [2019-03-28 22:28:49,146 INFO L448 ceAbstractionStarter]: For program point L15(lines 15 25) no Hoare annotation was computed. 13.43/7.70 [2019-03-28 22:28:49,146 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.43/7.70 [2019-03-28 22:28:49,146 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 25) no Hoare annotation was computed. 13.43/7.70 [2019-03-28 22:28:49,147 INFO L451 ceAbstractionStarter]: At program point L21-2(lines 14 26) the Hoare annotation is: true 13.43/7.70 [2019-03-28 22:28:49,147 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 25) no Hoare annotation was computed. 13.43/7.70 [2019-03-28 22:28:49,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:28:49 BasicIcfg 13.43/7.70 [2019-03-28 22:28:49,155 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.43/7.70 [2019-03-28 22:28:49,156 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.43/7.70 [2019-03-28 22:28:49,156 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.43/7.70 [2019-03-28 22:28:49,159 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.43/7.70 [2019-03-28 22:28:49,160 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.43/7.70 [2019-03-28 22:28:49,160 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:28:48" (1/5) ... 13.43/7.70 [2019-03-28 22:28:49,161 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@722e3249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:28:49, skipping insertion in model container 13.43/7.70 [2019-03-28 22:28:49,161 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.43/7.70 [2019-03-28 22:28:49,161 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:28:48" (2/5) ... 13.43/7.70 [2019-03-28 22:28:49,162 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@722e3249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:28:49, skipping insertion in model container 13.43/7.70 [2019-03-28 22:28:49,162 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.43/7.70 [2019-03-28 22:28:49,162 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:28:48" (3/5) ... 13.43/7.70 [2019-03-28 22:28:49,163 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@722e3249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:28:49, skipping insertion in model container 13.43/7.70 [2019-03-28 22:28:49,163 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.43/7.70 [2019-03-28 22:28:49,163 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:28:48" (4/5) ... 13.43/7.70 [2019-03-28 22:28:49,163 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@722e3249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:28:49, skipping insertion in model container 13.43/7.70 [2019-03-28 22:28:49,163 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.43/7.70 [2019-03-28 22:28:49,164 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:28:49" (5/5) ... 13.43/7.70 [2019-03-28 22:28:49,165 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.43/7.70 [2019-03-28 22:28:49,193 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.43/7.70 [2019-03-28 22:28:49,194 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.43/7.70 [2019-03-28 22:28:49,194 INFO L375 BuchiCegarLoop]: Hoare is true 13.43/7.70 [2019-03-28 22:28:49,194 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.43/7.70 [2019-03-28 22:28:49,194 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.43/7.70 [2019-03-28 22:28:49,194 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.43/7.70 [2019-03-28 22:28:49,194 INFO L379 BuchiCegarLoop]: Difference is false 13.43/7.70 [2019-03-28 22:28:49,195 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.43/7.70 [2019-03-28 22:28:49,195 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.43/7.70 [2019-03-28 22:28:49,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. 13.43/7.70 [2019-03-28 22:28:49,216 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 13.43/7.70 [2019-03-28 22:28:49,216 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.43/7.70 [2019-03-28 22:28:49,216 INFO L119 BuchiIsEmpty]: Starting construction of run 13.43/7.70 [2019-03-28 22:28:49,223 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.43/7.70 [2019-03-28 22:28:49,223 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 13.43/7.70 [2019-03-28 22:28:49,223 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.43/7.70 [2019-03-28 22:28:49,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. 13.43/7.70 [2019-03-28 22:28:49,224 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 13.43/7.70 [2019-03-28 22:28:49,224 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.43/7.70 [2019-03-28 22:28:49,225 INFO L119 BuchiIsEmpty]: Starting construction of run 13.43/7.70 [2019-03-28 22:28:49,225 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.43/7.70 [2019-03-28 22:28:49,225 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 13.43/7.70 [2019-03-28 22:28:49,230 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue [43] ULTIMATE.startENTRY-->L21-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet4, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~x~0] 7#L21-2true 13.43/7.70 [2019-03-28 22:28:49,231 INFO L796 eck$LassoCheckResult]: Loop: 7#L21-2true [50] L21-2-->L15: Formula: (<= 0 v_ULTIMATE.start_main_~x~0_7) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[] 3#L15true [59] L15-->L21-2: Formula: (and (> 0 |v_ULTIMATE.start_main_#t~nondet1_3|) (= v_ULTIMATE.start_main_~x~0_8 (+ v_ULTIMATE.start_main_~x~0_9 1))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_3|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_2|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0] 7#L21-2true 13.43/7.70 [2019-03-28 22:28:49,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.43/7.70 [2019-03-28 22:28:49,237 INFO L82 PathProgramCache]: Analyzing trace with hash 74, now seen corresponding path program 1 times 13.43/7.70 [2019-03-28 22:28:49,239 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.43/7.70 [2019-03-28 22:28:49,239 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.43/7.70 [2019-03-28 22:28:49,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.43/7.70 [2019-03-28 22:28:49,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.43/7.70 [2019-03-28 22:28:49,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.43/7.70 [2019-03-28 22:28:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.43/7.70 [2019-03-28 22:28:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.43/7.70 [2019-03-28 22:28:49,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.43/7.70 [2019-03-28 22:28:49,382 INFO L82 PathProgramCache]: Analyzing trace with hash 2570, now seen corresponding path program 1 times 13.43/7.70 [2019-03-28 22:28:49,383 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.43/7.70 [2019-03-28 22:28:49,383 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.43/7.70 [2019-03-28 22:28:49,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.43/7.70 [2019-03-28 22:28:49,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.43/7.70 [2019-03-28 22:28:49,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.43/7.70 [2019-03-28 22:28:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.43/7.70 [2019-03-28 22:28:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.43/7.70 [2019-03-28 22:28:49,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.43/7.70 [2019-03-28 22:28:49,396 INFO L82 PathProgramCache]: Analyzing trace with hash 72723, now seen corresponding path program 1 times 13.43/7.70 [2019-03-28 22:28:49,396 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.43/7.70 [2019-03-28 22:28:49,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.43/7.70 [2019-03-28 22:28:49,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.43/7.70 [2019-03-28 22:28:49,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.43/7.70 [2019-03-28 22:28:49,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.43/7.70 [2019-03-28 22:28:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.43/7.70 [2019-03-28 22:28:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.43/7.70 [2019-03-28 22:28:49,458 INFO L216 LassoAnalysis]: Preferences: 13.43/7.70 [2019-03-28 22:28:49,459 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.43/7.70 [2019-03-28 22:28:49,459 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.43/7.70 [2019-03-28 22:28:49,459 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.43/7.70 [2019-03-28 22:28:49,459 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.43/7.70 [2019-03-28 22:28:49,460 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,460 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.43/7.70 [2019-03-28 22:28:49,460 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.43/7.70 [2019-03-28 22:28:49,460 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.43/7.70 [2019-03-28 22:28:49,460 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.43/7.70 [2019-03-28 22:28:49,461 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.43/7.70 [2019-03-28 22:28:49,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,574 INFO L300 LassoAnalysis]: Preprocessing complete. 13.43/7.70 [2019-03-28 22:28:49,575 INFO L412 LassoAnalysis]: Checking for nontermination... 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,581 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:49,581 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:49,616 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:49,616 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,624 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:49,625 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:49,652 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:49,652 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,657 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:49,657 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:49,685 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:49,685 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=-1} Honda state: {ULTIMATE.start_main_#t~nondet1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,690 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:49,690 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,722 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:49,722 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:49,734 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:49,734 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] 13.43/7.70 [2019-03-28 22:28:49,765 INFO L216 LassoAnalysis]: Preferences: 13.43/7.70 [2019-03-28 22:28:49,765 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.43/7.70 [2019-03-28 22:28:49,765 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.43/7.70 [2019-03-28 22:28:49,766 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.43/7.70 [2019-03-28 22:28:49,766 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.43/7.70 [2019-03-28 22:28:49,766 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,766 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.43/7.70 [2019-03-28 22:28:49,766 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.43/7.70 [2019-03-28 22:28:49,766 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 13.43/7.70 [2019-03-28 22:28:49,766 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.43/7.70 [2019-03-28 22:28:49,767 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.43/7.70 [2019-03-28 22:28:49,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.43/7.70 [2019-03-28 22:28:49,881 INFO L300 LassoAnalysis]: Preprocessing complete. 13.43/7.70 [2019-03-28 22:28:49,881 INFO L412 LassoAnalysis]: Checking for nontermination... 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,884 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:49,885 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:49,888 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:49,889 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,918 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:49,918 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:49,946 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:49,946 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,953 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:49,953 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:49,957 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:49,957 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:49,987 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:49,987 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:49,991 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:49,991 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:50,022 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:50,023 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:50,027 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:50,027 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet4=0} Honda state: {ULTIMATE.start_main_#t~nondet4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:50,058 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:50,058 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:50,062 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:50,062 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:50,095 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:50,095 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:50,122 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:50,123 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=-1} Honda state: {ULTIMATE.start_main_#t~nondet1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:50,127 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:50,127 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:50,157 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:50,157 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:50,168 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:50,168 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] 13.43/7.70 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.43/7.70 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.43/7.70 Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.43/7.70 [2019-03-28 22:28:50,195 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.43/7.70 [2019-03-28 22:28:50,196 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.43/7.70 [2019-03-28 22:28:50,223 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.43/7.70 [2019-03-28 22:28:50,223 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_2=1} Honda state: {v_rep~unnamed0~0~true_2=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.43/7.70 [2019-03-28 22:28:50,236 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,237 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,238 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,239 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,239 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,239 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,240 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,240 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,241 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,241 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:28:50 BasicIcfg 13.43/7.70 [2019-03-28 22:28:50,252 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.43/7.70 [2019-03-28 22:28:50,252 INFO L168 Benchmark]: Toolchain (without parser) took 1900.27 ms. Allocated memory was 649.6 MB in the beginning and 661.1 MB in the end (delta: 11.5 MB). Free memory was 559.8 MB in the beginning and 488.8 MB in the end (delta: 71.1 MB). Peak memory consumption was 82.6 MB. Max. memory is 50.3 GB. 13.43/7.70 [2019-03-28 22:28:50,254 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.43/7.70 [2019-03-28 22:28:50,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.34 ms. Allocated memory is still 649.6 MB. Free memory was 558.5 MB in the beginning and 549.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 13.43/7.70 [2019-03-28 22:28:50,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.90 ms. Allocated memory was 649.6 MB in the beginning and 661.1 MB in the end (delta: 11.5 MB). Free memory was 549.0 MB in the beginning and 627.4 MB in the end (delta: -78.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 13.43/7.70 [2019-03-28 22:28:50,256 INFO L168 Benchmark]: Boogie Preprocessor took 20.58 ms. Allocated memory is still 661.1 MB. Free memory was 627.4 MB in the beginning and 625.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 13.43/7.70 [2019-03-28 22:28:50,257 INFO L168 Benchmark]: RCFGBuilder took 197.55 ms. Allocated memory is still 661.1 MB. Free memory was 624.3 MB in the beginning and 611.2 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 50.3 GB. 13.43/7.70 [2019-03-28 22:28:50,257 INFO L168 Benchmark]: BlockEncodingV2 took 83.15 ms. Allocated memory is still 661.1 MB. Free memory was 611.2 MB in the beginning and 605.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.43/7.70 [2019-03-28 22:28:50,258 INFO L168 Benchmark]: TraceAbstraction took 161.41 ms. Allocated memory is still 661.1 MB. Free memory was 605.8 MB in the beginning and 596.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 13.43/7.70 [2019-03-28 22:28:50,258 INFO L168 Benchmark]: BuchiAutomizer took 1095.82 ms. Allocated memory is still 661.1 MB. Free memory was 596.4 MB in the beginning and 488.8 MB in the end (delta: 107.6 MB). Peak memory consumption was 107.6 MB. Max. memory is 50.3 GB. 13.43/7.70 [2019-03-28 22:28:50,263 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.43/7.70 --- Results --- 13.43/7.70 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.43/7.70 - StatisticsResult: Initial Icfg 13.43/7.70 10 locations, 15 edges 13.43/7.70 - StatisticsResult: Encoded RCFG 13.43/7.70 6 locations, 14 edges 13.43/7.70 * Results from de.uni_freiburg.informatik.ultimate.core: 13.43/7.70 - StatisticsResult: Toolchain Benchmarks 13.43/7.70 Benchmark results are: 13.43/7.70 * CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 580.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.43/7.70 * CACSL2BoogieTranslator took 240.34 ms. Allocated memory is still 649.6 MB. Free memory was 558.5 MB in the beginning and 549.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 13.43/7.70 * Boogie Procedure Inliner took 95.90 ms. Allocated memory was 649.6 MB in the beginning and 661.1 MB in the end (delta: 11.5 MB). Free memory was 549.0 MB in the beginning and 627.4 MB in the end (delta: -78.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 13.43/7.70 * Boogie Preprocessor took 20.58 ms. Allocated memory is still 661.1 MB. Free memory was 627.4 MB in the beginning and 625.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 13.43/7.70 * RCFGBuilder took 197.55 ms. Allocated memory is still 661.1 MB. Free memory was 624.3 MB in the beginning and 611.2 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 50.3 GB. 13.43/7.70 * BlockEncodingV2 took 83.15 ms. Allocated memory is still 661.1 MB. Free memory was 611.2 MB in the beginning and 605.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.43/7.70 * TraceAbstraction took 161.41 ms. Allocated memory is still 661.1 MB. Free memory was 605.8 MB in the beginning and 596.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 13.43/7.70 * BuchiAutomizer took 1095.82 ms. Allocated memory is still 661.1 MB. Free memory was 596.4 MB in the beginning and 488.8 MB in the end (delta: 107.6 MB). Peak memory consumption was 107.6 MB. Max. memory is 50.3 GB. 13.43/7.70 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 - GenericResult: Unfinished Backtranslation 13.43/7.70 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.43/7.70 - AllSpecificationsHoldResult: All specifications hold 13.43/7.70 We were not able to verify any specifiation because the program does not contain any specification. 13.43/7.70 - InvariantResult [Line: 14]: Loop Invariant 13.43/7.70 Derived loop invariant: 1 13.43/7.70 - StatisticsResult: Ultimate Automizer benchmark data 13.43/7.70 CFG has 1 procedures, 6 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=6occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 13.43/7.70 - StatisticsResult: Constructed decomposition of program 13.43/7.70 Trivial decomposition into one nonterminating module. 13.43/7.70 - StatisticsResult: Timing statistics 13.43/7.70 BüchiAutomizer plugin needed 1.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital13 mio100 ax192 hnf100 lsp40 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 13.43/7.70 - TerminationAnalysisResult: Nontermination possible 13.43/7.70 Buchi Automizer proved that your program is nonterminating for some inputs 13.43/7.70 - GeometricNonTerminationArgumentResult [Line: 14]: Nontermination argument in form of an infinite program execution. 13.43/7.70 [2019-03-28 22:28:50,273 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,273 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,274 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,274 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,274 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,275 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,275 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,276 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,276 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,276 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,277 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,277 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,278 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,278 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,278 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,279 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,279 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,280 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 [2019-03-28 22:28:50,280 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.43/7.70 [2019-03-28 22:28:50,281 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.43/7.70 Nontermination argument in form of an infinite execution 13.43/7.70 {|ULTIMATE.start_main_#t~nondet0|=0, |ULTIMATE.start_main_#t~nondet1|=-1, |ULTIMATE.start_main_#t~nondet4|=0, |ULTIMATE.start_main_#res|=0, |ULTIMATE.start_main_#t~nondet2|=0, |ULTIMATE.start_main_#t~nondet3|=0, ~unnamed0~0~true=1, ~unnamed0~0~false=0, ULTIMATE.start_main_~x~0=0} 13.43/7.70 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c869f4b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77a33ac0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28cc6447=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1217c6fa=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4294518f=0, ~unnamed0~0~false=0, x=0} 13.43/7.70 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c869f4b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77a33ac0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28cc6447=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1217c6fa=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4294518f=0, ~unnamed0~0~false=0, x=1} 13.43/7.70 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c869f4b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77a33ac0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28cc6447=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1217c6fa=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4294518f=0, ~unnamed0~0~false=0, x=2} 13.43/7.70 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c869f4b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77a33ac0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28cc6447=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1217c6fa=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4294518f=0, ~unnamed0~0~false=0, x=3} 13.43/7.70 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c869f4b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77a33ac0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28cc6447=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1217c6fa=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4294518f=0, ~unnamed0~0~false=0, x=4} 13.43/7.70 - StatisticsResult: NonterminationArgumentStatistics 13.43/7.70 Unbounded Execution 1GEVs Lambdas: [0, 1, 0] Mus: [0, 0] 13.43/7.70 - NonterminatingLassoResult [Line: 14]: Nonterminating execution 13.43/7.70 Found a nonterminating execution for the following lasso shaped sequence of statements. 13.43/7.70 Stem: 13.43/7.70 [L12] int x; 13.43/7.70 [L13] x = __VERIFIER_nondet_int() 13.43/7.70 Loop: 13.43/7.70 [L14] COND TRUE x >= 0 13.43/7.70 [L15] COND TRUE __VERIFIER_nondet_int() != 0 13.43/7.70 [L16] x = x + 1 13.43/7.70 End of lasso representation. 13.43/7.70 RESULT: Ultimate proved your program to be incorrect! 13.43/7.70 !SESSION 2019-03-28 22:28:44.565 ----------------------------------------------- 13.43/7.70 eclipse.buildId=unknown 13.43/7.70 java.version=1.8.0_181 13.43/7.70 java.vendor=Oracle Corporation 13.43/7.70 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.43/7.70 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.43/7.70 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.43/7.70 13.43/7.70 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:28:50.508 13.43/7.70 !MESSAGE The workspace will exit with unsaved changes in this session. 13.43/7.70 Received shutdown request... 13.43/7.70 Ultimate: 13.43/7.70 GTK+ Version Check 13.43/7.70 EOF