14.10/7.13 YES 14.10/7.13 14.10/7.13 Ultimate: Cannot open display: 14.10/7.13 This is Ultimate 0.1.24-8dc7c08-m 14.10/7.13 [2019-03-29 02:03:00,372 INFO L170 SettingsManager]: Resetting all preferences to default values... 14.10/7.13 [2019-03-29 02:03:00,374 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 14.10/7.13 [2019-03-29 02:03:00,385 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 14.10/7.13 [2019-03-29 02:03:00,386 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 14.10/7.13 [2019-03-29 02:03:00,387 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 14.10/7.13 [2019-03-29 02:03:00,388 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 14.10/7.13 [2019-03-29 02:03:00,389 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 14.10/7.13 [2019-03-29 02:03:00,391 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 14.10/7.13 [2019-03-29 02:03:00,392 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 14.10/7.13 [2019-03-29 02:03:00,392 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 14.10/7.13 [2019-03-29 02:03:00,393 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 14.10/7.13 [2019-03-29 02:03:00,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 14.10/7.13 [2019-03-29 02:03:00,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 14.10/7.13 [2019-03-29 02:03:00,396 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 14.10/7.13 [2019-03-29 02:03:00,396 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 14.10/7.13 [2019-03-29 02:03:00,397 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 14.10/7.13 [2019-03-29 02:03:00,399 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 14.10/7.13 [2019-03-29 02:03:00,401 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 14.10/7.13 [2019-03-29 02:03:00,403 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 14.10/7.13 [2019-03-29 02:03:00,404 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 14.10/7.13 [2019-03-29 02:03:00,405 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 14.10/7.13 [2019-03-29 02:03:00,407 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 14.10/7.13 [2019-03-29 02:03:00,407 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 14.10/7.13 [2019-03-29 02:03:00,408 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 14.10/7.13 [2019-03-29 02:03:00,408 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 14.10/7.13 [2019-03-29 02:03:00,409 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 14.10/7.13 [2019-03-29 02:03:00,410 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 14.10/7.13 [2019-03-29 02:03:00,410 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 14.10/7.13 [2019-03-29 02:03:00,411 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 14.10/7.13 [2019-03-29 02:03:00,411 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 14.10/7.13 [2019-03-29 02:03:00,412 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 14.10/7.13 [2019-03-29 02:03:00,413 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 14.10/7.13 [2019-03-29 02:03:00,413 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 14.10/7.13 [2019-03-29 02:03:00,414 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 14.10/7.13 [2019-03-29 02:03:00,414 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 14.10/7.13 [2019-03-29 02:03:00,414 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 14.10/7.13 [2019-03-29 02:03:00,415 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 14.10/7.13 [2019-03-29 02:03:00,416 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 14.10/7.13 [2019-03-29 02:03:00,416 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 14.10/7.13 [2019-03-29 02:03:00,431 INFO L110 SettingsManager]: Loading preferences was successful 14.10/7.13 [2019-03-29 02:03:00,431 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 14.10/7.13 [2019-03-29 02:03:00,432 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 14.10/7.13 [2019-03-29 02:03:00,432 INFO L133 SettingsManager]: * Rewrite not-equals=true 14.10/7.13 [2019-03-29 02:03:00,432 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 14.10/7.13 [2019-03-29 02:03:00,432 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 14.10/7.13 [2019-03-29 02:03:00,433 INFO L133 SettingsManager]: * Use SBE=true 14.10/7.13 [2019-03-29 02:03:00,433 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 14.10/7.13 [2019-03-29 02:03:00,433 INFO L133 SettingsManager]: * Use old map elimination=false 14.10/7.13 [2019-03-29 02:03:00,433 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 14.10/7.13 [2019-03-29 02:03:00,433 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 14.10/7.13 [2019-03-29 02:03:00,433 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 14.10/7.13 [2019-03-29 02:03:00,434 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 14.10/7.13 [2019-03-29 02:03:00,434 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 14.10/7.13 [2019-03-29 02:03:00,434 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:00,434 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 14.10/7.13 [2019-03-29 02:03:00,434 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 14.10/7.13 [2019-03-29 02:03:00,434 INFO L133 SettingsManager]: * Check division by zero=IGNORE 14.10/7.13 [2019-03-29 02:03:00,435 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 14.10/7.13 [2019-03-29 02:03:00,435 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 14.10/7.13 [2019-03-29 02:03:00,435 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 14.10/7.13 [2019-03-29 02:03:00,435 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 14.10/7.13 [2019-03-29 02:03:00,435 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 14.10/7.13 [2019-03-29 02:03:00,436 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 14.10/7.13 [2019-03-29 02:03:00,436 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.10/7.13 [2019-03-29 02:03:00,436 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 14.10/7.13 [2019-03-29 02:03:00,436 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 14.10/7.13 [2019-03-29 02:03:00,436 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 14.10/7.13 [2019-03-29 02:03:00,436 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 14.10/7.13 [2019-03-29 02:03:00,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 14.10/7.13 [2019-03-29 02:03:00,475 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 14.10/7.13 [2019-03-29 02:03:00,479 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 14.10/7.13 [2019-03-29 02:03:00,480 INFO L271 PluginConnector]: Initializing CDTParser... 14.10/7.13 [2019-03-29 02:03:00,481 INFO L276 PluginConnector]: CDTParser initialized 14.10/7.13 [2019-03-29 02:03:00,481 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 14.10/7.13 [2019-03-29 02:03:00,548 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/4e3e6e89aa4143a28d5ee6a8f19b7ce7/FLAGd944b610a 14.10/7.13 [2019-03-29 02:03:00,889 INFO L307 CDTParser]: Found 1 translation units. 14.10/7.13 [2019-03-29 02:03:00,890 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 14.10/7.13 [2019-03-29 02:03:00,896 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/4e3e6e89aa4143a28d5ee6a8f19b7ce7/FLAGd944b610a 14.10/7.13 [2019-03-29 02:03:01,329 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/4e3e6e89aa4143a28d5ee6a8f19b7ce7 14.10/7.13 [2019-03-29 02:03:01,341 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 14.10/7.13 [2019-03-29 02:03:01,343 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 14.10/7.13 [2019-03-29 02:03:01,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 14.10/7.13 [2019-03-29 02:03:01,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 14.10/7.13 [2019-03-29 02:03:01,348 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 14.10/7.13 [2019-03-29 02:03:01,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec35f9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01, skipping insertion in model container 14.10/7.13 [2019-03-29 02:03:01,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 14.10/7.13 [2019-03-29 02:03:01,378 INFO L176 MainTranslator]: Built tables and reachable declarations 14.10/7.13 [2019-03-29 02:03:01,536 INFO L206 PostProcessor]: Analyzing one entry point: main 14.10/7.13 [2019-03-29 02:03:01,541 INFO L191 MainTranslator]: Completed pre-run 14.10/7.13 [2019-03-29 02:03:01,557 INFO L206 PostProcessor]: Analyzing one entry point: main 14.10/7.13 [2019-03-29 02:03:01,572 INFO L195 MainTranslator]: Completed translation 14.10/7.13 [2019-03-29 02:03:01,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01 WrapperNode 14.10/7.13 [2019-03-29 02:03:01,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 14.10/7.13 [2019-03-29 02:03:01,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 14.10/7.13 [2019-03-29 02:03:01,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 14.10/7.13 [2019-03-29 02:03:01,574 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 14.10/7.13 [2019-03-29 02:03:01,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 14.10/7.13 [2019-03-29 02:03:01,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 14.10/7.13 [2019-03-29 02:03:01,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 14.10/7.13 [2019-03-29 02:03:01,675 INFO L276 PluginConnector]: Boogie Preprocessor initialized 14.10/7.13 [2019-03-29 02:03:01,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 14.10/7.13 [2019-03-29 02:03:01,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 14.10/7.13 [2019-03-29 02:03:01,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... 14.10/7.13 [2019-03-29 02:03:01,696 INFO L276 PluginConnector]: RCFGBuilder initialized 14.10/7.13 [2019-03-29 02:03:01,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (1/1) ... 14.10/7.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.10/7.13 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 14.10/7.13 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.10/7.13 [2019-03-29 02:03:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 14.10/7.13 [2019-03-29 02:03:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 14.10/7.13 [2019-03-29 02:03:01,904 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 14.10/7.13 [2019-03-29 02:03:01,904 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 14.10/7.13 [2019-03-29 02:03:01,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:03:01 BoogieIcfgContainer 14.10/7.13 [2019-03-29 02:03:01,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 14.10/7.13 [2019-03-29 02:03:01,906 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 14.10/7.13 [2019-03-29 02:03:01,907 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 14.10/7.13 [2019-03-29 02:03:01,909 INFO L276 PluginConnector]: BlockEncodingV2 initialized 14.10/7.13 [2019-03-29 02:03:01,910 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:03:01" (1/1) ... 14.10/7.13 [2019-03-29 02:03:01,926 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 14.10/7.13 [2019-03-29 02:03:01,928 INFO L258 BlockEncoder]: Using Remove infeasible edges 14.10/7.13 [2019-03-29 02:03:01,929 INFO L263 BlockEncoder]: Using Maximize final states 14.10/7.13 [2019-03-29 02:03:01,930 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 14.10/7.13 [2019-03-29 02:03:01,930 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 14.10/7.13 [2019-03-29 02:03:01,932 INFO L296 BlockEncoder]: Using Remove sink states 14.10/7.13 [2019-03-29 02:03:01,933 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 14.10/7.13 [2019-03-29 02:03:01,933 INFO L179 BlockEncoder]: Using Rewrite not-equals 14.10/7.13 [2019-03-29 02:03:01,948 INFO L185 BlockEncoder]: Using Use SBE 14.10/7.13 [2019-03-29 02:03:01,956 INFO L200 BlockEncoder]: SBE split 0 edges 14.10/7.13 [2019-03-29 02:03:01,962 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 14.10/7.13 [2019-03-29 02:03:01,964 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.10/7.13 [2019-03-29 02:03:01,975 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 14.10/7.13 [2019-03-29 02:03:01,977 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 14.10/7.13 [2019-03-29 02:03:01,979 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 14.10/7.13 [2019-03-29 02:03:01,979 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.10/7.13 [2019-03-29 02:03:01,985 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 14.10/7.13 [2019-03-29 02:03:01,985 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 14.10/7.13 [2019-03-29 02:03:01,985 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 14.10/7.13 [2019-03-29 02:03:01,985 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.10/7.13 [2019-03-29 02:03:01,986 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 14.10/7.13 [2019-03-29 02:03:01,986 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 14.10/7.13 [2019-03-29 02:03:01,986 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 14.10/7.13 [2019-03-29 02:03:01,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:03:01 BasicIcfg 14.10/7.13 [2019-03-29 02:03:01,987 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 14.10/7.13 [2019-03-29 02:03:01,988 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 14.10/7.13 [2019-03-29 02:03:01,988 INFO L271 PluginConnector]: Initializing TraceAbstraction... 14.10/7.13 [2019-03-29 02:03:01,991 INFO L276 PluginConnector]: TraceAbstraction initialized 14.10/7.13 [2019-03-29 02:03:01,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:03:01" (1/4) ... 14.10/7.13 [2019-03-29 02:03:01,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af41b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:03:01, skipping insertion in model container 14.10/7.13 [2019-03-29 02:03:01,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (2/4) ... 14.10/7.13 [2019-03-29 02:03:01,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af41b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:03:01, skipping insertion in model container 14.10/7.13 [2019-03-29 02:03:01,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:03:01" (3/4) ... 14.10/7.13 [2019-03-29 02:03:01,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af41b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:03:01, skipping insertion in model container 14.10/7.13 [2019-03-29 02:03:01,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:03:01" (4/4) ... 14.10/7.13 [2019-03-29 02:03:01,996 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.10/7.13 [2019-03-29 02:03:02,006 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 14.10/7.13 [2019-03-29 02:03:02,013 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 14.10/7.13 [2019-03-29 02:03:02,030 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 14.10/7.13 [2019-03-29 02:03:02,060 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.10/7.13 [2019-03-29 02:03:02,061 INFO L382 AbstractCegarLoop]: Interprodecural is true 14.10/7.13 [2019-03-29 02:03:02,061 INFO L383 AbstractCegarLoop]: Hoare is true 14.10/7.13 [2019-03-29 02:03:02,061 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 14.10/7.13 [2019-03-29 02:03:02,061 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 14.10/7.13 [2019-03-29 02:03:02,061 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.10/7.13 [2019-03-29 02:03:02,061 INFO L387 AbstractCegarLoop]: Difference is false 14.10/7.13 [2019-03-29 02:03:02,062 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 14.10/7.13 [2019-03-29 02:03:02,062 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 14.10/7.13 [2019-03-29 02:03:02,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 14.10/7.13 [2019-03-29 02:03:02,087 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 14.10/7.13 [2019-03-29 02:03:02,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 14.10/7.13 [2019-03-29 02:03:02,141 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 14.10/7.13 [2019-03-29 02:03:02,141 INFO L451 ceAbstractionStarter]: At program point L14-2(lines 14 16) the Hoare annotation is: true 14.10/7.13 [2019-03-29 02:03:02,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:03:02 BasicIcfg 14.10/7.13 [2019-03-29 02:03:02,149 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 14.10/7.13 [2019-03-29 02:03:02,150 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 14.10/7.13 [2019-03-29 02:03:02,150 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 14.10/7.13 [2019-03-29 02:03:02,153 INFO L276 PluginConnector]: BuchiAutomizer initialized 14.10/7.13 [2019-03-29 02:03:02,154 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.10/7.13 [2019-03-29 02:03:02,155 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:03:01" (1/5) ... 14.10/7.13 [2019-03-29 02:03:02,155 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@344f837b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:03:02, skipping insertion in model container 14.10/7.13 [2019-03-29 02:03:02,155 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.10/7.13 [2019-03-29 02:03:02,156 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:03:01" (2/5) ... 14.10/7.13 [2019-03-29 02:03:02,156 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@344f837b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:03:02, skipping insertion in model container 14.10/7.13 [2019-03-29 02:03:02,156 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.10/7.13 [2019-03-29 02:03:02,156 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:03:01" (3/5) ... 14.10/7.13 [2019-03-29 02:03:02,157 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@344f837b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:03:02, skipping insertion in model container 14.10/7.13 [2019-03-29 02:03:02,157 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.10/7.13 [2019-03-29 02:03:02,157 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:03:01" (4/5) ... 14.10/7.13 [2019-03-29 02:03:02,157 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@344f837b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:03:02, skipping insertion in model container 14.10/7.13 [2019-03-29 02:03:02,157 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.10/7.13 [2019-03-29 02:03:02,158 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:03:02" (5/5) ... 14.10/7.13 [2019-03-29 02:03:02,159 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.10/7.13 [2019-03-29 02:03:02,186 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.10/7.13 [2019-03-29 02:03:02,187 INFO L374 BuchiCegarLoop]: Interprodecural is true 14.10/7.13 [2019-03-29 02:03:02,187 INFO L375 BuchiCegarLoop]: Hoare is true 14.10/7.13 [2019-03-29 02:03:02,187 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 14.10/7.13 [2019-03-29 02:03:02,187 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 14.10/7.13 [2019-03-29 02:03:02,187 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.10/7.13 [2019-03-29 02:03:02,188 INFO L379 BuchiCegarLoop]: Difference is false 14.10/7.13 [2019-03-29 02:03:02,188 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 14.10/7.13 [2019-03-29 02:03:02,188 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 14.10/7.13 [2019-03-29 02:03:02,191 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 14.10/7.13 [2019-03-29 02:03:02,210 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.10/7.13 [2019-03-29 02:03:02,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.10/7.13 [2019-03-29 02:03:02,211 INFO L119 BuchiIsEmpty]: Starting construction of run 14.10/7.13 [2019-03-29 02:03:02,216 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.10/7.13 [2019-03-29 02:03:02,216 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 14.10/7.13 [2019-03-29 02:03:02,217 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 14.10/7.13 [2019-03-29 02:03:02,217 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 14.10/7.13 [2019-03-29 02:03:02,217 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.10/7.13 [2019-03-29 02:03:02,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.10/7.13 [2019-03-29 02:03:02,218 INFO L119 BuchiIsEmpty]: Starting construction of run 14.10/7.13 [2019-03-29 02:03:02,218 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.10/7.13 [2019-03-29 02:03:02,218 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 14.10/7.13 [2019-03-29 02:03:02,223 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [37] ULTIMATE.startENTRY-->L14-2: Formula: (< 0 v_ULTIMATE.start_main_~y~0_9) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_9, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 4#L14-2true 14.10/7.13 [2019-03-29 02:03:02,223 INFO L796 eck$LassoCheckResult]: Loop: 4#L14-2true [27] L14-2-->L14-2: Formula: (and (<= v_ULTIMATE.start_main_~z~0_8 v_ULTIMATE.start_main_~x~0_7) (= v_ULTIMATE.start_main_~z~0_7 (+ v_ULTIMATE.start_main_~z~0_8 v_ULTIMATE.start_main_~y~0_8))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~z~0] 4#L14-2true 14.10/7.13 [2019-03-29 02:03:02,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.10/7.13 [2019-03-29 02:03:02,230 INFO L82 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 1 times 14.10/7.13 [2019-03-29 02:03:02,232 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.10/7.13 [2019-03-29 02:03:02,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.10/7.13 [2019-03-29 02:03:02,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.10/7.13 [2019-03-29 02:03:02,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.10/7.13 [2019-03-29 02:03:02,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.10/7.13 [2019-03-29 02:03:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.10/7.13 [2019-03-29 02:03:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.10/7.13 [2019-03-29 02:03:02,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.10/7.13 [2019-03-29 02:03:02,308 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 1 times 14.10/7.13 [2019-03-29 02:03:02,308 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.10/7.13 [2019-03-29 02:03:02,308 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.10/7.13 [2019-03-29 02:03:02,310 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.10/7.13 [2019-03-29 02:03:02,310 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.10/7.13 [2019-03-29 02:03:02,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.10/7.13 [2019-03-29 02:03:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.10/7.13 [2019-03-29 02:03:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.10/7.13 [2019-03-29 02:03:02,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.10/7.13 [2019-03-29 02:03:02,321 INFO L82 PathProgramCache]: Analyzing trace with hash 2135, now seen corresponding path program 1 times 14.10/7.13 [2019-03-29 02:03:02,321 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.10/7.13 [2019-03-29 02:03:02,322 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.10/7.13 [2019-03-29 02:03:02,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.10/7.13 [2019-03-29 02:03:02,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.10/7.13 [2019-03-29 02:03:02,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.10/7.13 [2019-03-29 02:03:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.10/7.13 [2019-03-29 02:03:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.10/7.13 [2019-03-29 02:03:02,374 INFO L216 LassoAnalysis]: Preferences: 14.10/7.13 [2019-03-29 02:03:02,376 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.10/7.13 [2019-03-29 02:03:02,377 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.10/7.13 [2019-03-29 02:03:02,377 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.10/7.13 [2019-03-29 02:03:02,377 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.10/7.13 [2019-03-29 02:03:02,377 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:02,377 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.10/7.13 [2019-03-29 02:03:02,377 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.10/7.13 [2019-03-29 02:03:02,378 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 14.10/7.13 [2019-03-29 02:03:02,378 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.10/7.13 [2019-03-29 02:03:02,378 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.10/7.13 [2019-03-29 02:03:02,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:02,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:02,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:02,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:02,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:02,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:02,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:02,527 INFO L300 LassoAnalysis]: Preprocessing complete. 14.10/7.13 [2019-03-29 02:03:02,528 INFO L412 LassoAnalysis]: Checking for nontermination... 14.10/7.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.10/7.13 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.10/7.13 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:02,534 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.10/7.13 [2019-03-29 02:03:02,534 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.10/7.13 [2019-03-29 02:03:02,542 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.10/7.13 [2019-03-29 02:03:02,542 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.10/7.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.10/7.13 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.10/7.13 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:02,573 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.10/7.13 [2019-03-29 02:03:02,574 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.10/7.13 [2019-03-29 02:03:02,602 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.10/7.13 [2019-03-29 02:03:02,602 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.10/7.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.10/7.13 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.10/7.13 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:02,607 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.10/7.13 [2019-03-29 02:03:02,608 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.10/7.13 [2019-03-29 02:03:02,612 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.10/7.13 [2019-03-29 02:03:02,612 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.10/7.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.10/7.13 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.10/7.13 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:02,642 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.10/7.13 [2019-03-29 02:03:02,642 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.10/7.13 [2019-03-29 02:03:02,647 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.10/7.13 [2019-03-29 02:03:02,647 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: [] 14.10/7.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.10/7.13 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.10/7.13 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:02,675 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.10/7.13 [2019-03-29 02:03:02,675 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.10/7.13 [2019-03-29 02:03:02,679 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.10/7.13 [2019-03-29 02:03:02,680 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.10/7.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.10/7.13 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.10/7.13 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:02,717 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.10/7.13 [2019-03-29 02:03:02,717 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.10/7.13 [2019-03-29 02:03:02,747 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.10/7.13 [2019-03-29 02:03:02,748 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.10/7.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.10/7.13 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.10/7.13 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:02,753 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.10/7.13 [2019-03-29 02:03:02,753 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.10/7.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.10/7.13 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.10/7.13 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:02,786 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.10/7.13 [2019-03-29 02:03:02,786 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.10/7.13 [2019-03-29 02:03:03,481 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 14.10/7.13 [2019-03-29 02:03:03,484 INFO L216 LassoAnalysis]: Preferences: 14.10/7.13 [2019-03-29 02:03:03,484 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.10/7.13 [2019-03-29 02:03:03,484 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.10/7.13 [2019-03-29 02:03:03,484 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.10/7.13 [2019-03-29 02:03:03,485 INFO L127 ssoRankerPreferences]: Use exernal solver: false 14.10/7.13 [2019-03-29 02:03:03,485 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 14.10/7.13 [2019-03-29 02:03:03,485 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.10/7.13 [2019-03-29 02:03:03,485 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.10/7.13 [2019-03-29 02:03:03,485 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 14.10/7.13 [2019-03-29 02:03:03,485 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.10/7.13 [2019-03-29 02:03:03,485 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.10/7.13 [2019-03-29 02:03:03,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:03,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:03,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:03,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:03,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:03,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:03,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.10/7.13 [2019-03-29 02:03:03,581 INFO L300 LassoAnalysis]: Preprocessing complete. 14.10/7.13 [2019-03-29 02:03:03,587 INFO L497 LassoAnalysis]: Using template 'affine'. 14.10/7.13 [2019-03-29 02:03:03,589 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.10/7.13 Termination analysis: LINEAR_WITH_GUESSES 14.10/7.13 Number of strict supporting invariants: 0 14.10/7.13 Number of non-strict supporting invariants: 1 14.10/7.13 Consider only non-deceasing supporting invariants: true 14.10/7.13 Simplify termination arguments: true 14.10/7.13 Simplify supporting invariants: trueOverapproximate stem: false 14.10/7.13 [2019-03-29 02:03:03,591 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.10/7.13 [2019-03-29 02:03:03,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.10/7.13 [2019-03-29 02:03:03,592 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.10/7.13 [2019-03-29 02:03:03,592 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.10/7.13 [2019-03-29 02:03:03,592 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.10/7.13 [2019-03-29 02:03:03,594 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.10/7.13 [2019-03-29 02:03:03,594 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.10/7.13 [2019-03-29 02:03:03,598 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.10/7.13 [2019-03-29 02:03:03,598 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.10/7.13 Termination analysis: LINEAR_WITH_GUESSES 14.10/7.13 Number of strict supporting invariants: 0 14.10/7.13 Number of non-strict supporting invariants: 1 14.10/7.13 Consider only non-deceasing supporting invariants: true 14.10/7.13 Simplify termination arguments: true 14.10/7.13 Simplify supporting invariants: trueOverapproximate stem: false 14.10/7.13 [2019-03-29 02:03:03,599 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.10/7.13 [2019-03-29 02:03:03,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.10/7.13 [2019-03-29 02:03:03,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.10/7.13 [2019-03-29 02:03:03,600 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.10/7.13 [2019-03-29 02:03:03,603 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 14.10/7.13 [2019-03-29 02:03:03,603 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 14.10/7.13 [2019-03-29 02:03:03,609 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.10/7.13 [2019-03-29 02:03:03,609 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.10/7.13 Termination analysis: LINEAR_WITH_GUESSES 14.10/7.13 Number of strict supporting invariants: 0 14.10/7.13 Number of non-strict supporting invariants: 1 14.10/7.13 Consider only non-deceasing supporting invariants: true 14.10/7.13 Simplify termination arguments: true 14.10/7.13 Simplify supporting invariants: trueOverapproximate stem: false 14.10/7.13 [2019-03-29 02:03:03,610 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.10/7.13 [2019-03-29 02:03:03,610 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.10/7.13 [2019-03-29 02:03:03,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.10/7.13 [2019-03-29 02:03:03,610 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.10/7.13 [2019-03-29 02:03:03,610 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.10/7.13 [2019-03-29 02:03:03,611 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.10/7.13 [2019-03-29 02:03:03,611 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.10/7.13 [2019-03-29 02:03:03,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.10/7.13 [2019-03-29 02:03:03,613 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.10/7.13 Termination analysis: LINEAR_WITH_GUESSES 14.10/7.13 Number of strict supporting invariants: 0 14.10/7.13 Number of non-strict supporting invariants: 1 14.10/7.13 Consider only non-deceasing supporting invariants: true 14.10/7.13 Simplify termination arguments: true 14.10/7.13 Simplify supporting invariants: trueOverapproximate stem: false 14.10/7.13 [2019-03-29 02:03:03,613 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.10/7.13 [2019-03-29 02:03:03,613 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.10/7.13 [2019-03-29 02:03:03,613 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.10/7.13 [2019-03-29 02:03:03,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.10/7.13 [2019-03-29 02:03:03,614 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.10/7.13 [2019-03-29 02:03:03,614 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.10/7.13 [2019-03-29 02:03:03,614 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.10/7.13 [2019-03-29 02:03:03,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.10/7.13 [2019-03-29 02:03:03,616 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.10/7.13 Termination analysis: LINEAR_WITH_GUESSES 14.10/7.13 Number of strict supporting invariants: 0 14.10/7.13 Number of non-strict supporting invariants: 1 14.10/7.13 Consider only non-deceasing supporting invariants: true 14.10/7.13 Simplify termination arguments: true 14.10/7.13 Simplify supporting invariants: trueOverapproximate stem: false 14.10/7.13 [2019-03-29 02:03:03,616 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.10/7.13 [2019-03-29 02:03:03,616 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.10/7.13 [2019-03-29 02:03:03,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.10/7.13 [2019-03-29 02:03:03,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.10/7.13 [2019-03-29 02:03:03,617 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.10/7.13 [2019-03-29 02:03:03,618 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.10/7.13 [2019-03-29 02:03:03,618 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.10/7.13 [2019-03-29 02:03:03,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.10/7.13 [2019-03-29 02:03:03,619 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.10/7.13 Termination analysis: LINEAR_WITH_GUESSES 14.10/7.13 Number of strict supporting invariants: 0 14.10/7.13 Number of non-strict supporting invariants: 1 14.10/7.13 Consider only non-deceasing supporting invariants: true 14.10/7.13 Simplify termination arguments: true 14.10/7.13 Simplify supporting invariants: trueOverapproximate stem: false 14.10/7.13 [2019-03-29 02:03:03,619 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.10/7.13 [2019-03-29 02:03:03,620 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.10/7.13 [2019-03-29 02:03:03,620 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.10/7.13 [2019-03-29 02:03:03,620 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.10/7.13 [2019-03-29 02:03:03,624 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 14.10/7.13 [2019-03-29 02:03:03,624 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 14.10/7.13 [2019-03-29 02:03:03,651 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 14.10/7.13 [2019-03-29 02:03:03,668 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 14.10/7.13 [2019-03-29 02:03:03,668 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 0 variables to zero. 14.10/7.13 [2019-03-29 02:03:03,671 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 14.10/7.13 [2019-03-29 02:03:03,674 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. 14.10/7.13 [2019-03-29 02:03:03,674 INFO L518 LassoAnalysis]: Proved termination. 14.10/7.13 [2019-03-29 02:03:03,675 INFO L520 LassoAnalysis]: Termination argument consisting of: 14.10/7.13 Ranking function f(ULTIMATE.start_main_~x~0, ULTIMATE.start_main_~z~0) = 2*ULTIMATE.start_main_~x~0 - 2*ULTIMATE.start_main_~z~0 + 1 14.10/7.13 Supporting invariants [1*ULTIMATE.start_main_~y~0 - 1 >= 0] 14.10/7.13 [2019-03-29 02:03:03,680 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed 14.10/7.13 [2019-03-29 02:03:03,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.10/7.13 [2019-03-29 02:03:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.10/7.13 [2019-03-29 02:03:03,749 WARN L254 TraceCheckSpWp]: Trace formula consists of 3 conjuncts, 3 conjunts are in the unsatisfiable core 14.10/7.13 [2019-03-29 02:03:03,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.10/7.13 [2019-03-29 02:03:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.10/7.13 [2019-03-29 02:03:03,762 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core 14.10/7.13 [2019-03-29 02:03:03,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.10/7.13 [2019-03-29 02:03:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.10/7.13 [2019-03-29 02:03:03,788 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 14.10/7.13 [2019-03-29 02:03:03,793 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 14.10/7.13 [2019-03-29 02:03:03,794 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 14.10/7.13 [2019-03-29 02:03:03,832 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 14.10/7.13 [2019-03-29 02:03:03,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 14.10/7.13 [2019-03-29 02:03:03,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 14.10/7.13 [2019-03-29 02:03:03,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 14.10/7.13 [2019-03-29 02:03:03,837 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 14.10/7.13 [2019-03-29 02:03:03,837 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.10/7.13 [2019-03-29 02:03:03,837 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 14.10/7.13 [2019-03-29 02:03:03,837 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.10/7.13 [2019-03-29 02:03:03,838 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 14.10/7.13 [2019-03-29 02:03:03,838 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.10/7.13 [2019-03-29 02:03:03,842 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 14.10/7.13 [2019-03-29 02:03:03,843 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.10/7.13 [2019-03-29 02:03:03,846 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 14.10/7.13 [2019-03-29 02:03:03,847 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 14.10/7.13 [2019-03-29 02:03:03,847 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 14.10/7.13 [2019-03-29 02:03:03,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 14.10/7.13 [2019-03-29 02:03:03,848 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 14.10/7.13 [2019-03-29 02:03:03,848 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.10/7.13 [2019-03-29 02:03:03,848 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.10/7.13 [2019-03-29 02:03:03,848 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.10/7.13 [2019-03-29 02:03:03,848 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 14.10/7.13 [2019-03-29 02:03:03,848 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 14.10/7.13 [2019-03-29 02:03:03,848 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.10/7.13 [2019-03-29 02:03:03,849 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 14.10/7.13 [2019-03-29 02:03:03,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:03:03 BasicIcfg 14.10/7.13 [2019-03-29 02:03:03,854 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 14.10/7.13 [2019-03-29 02:03:03,855 INFO L168 Benchmark]: Toolchain (without parser) took 2513.18 ms. Allocated memory was 649.6 MB in the beginning and 675.3 MB in the end (delta: 25.7 MB). Free memory was 563.8 MB in the beginning and 507.2 MB in the end (delta: 56.6 MB). Peak memory consumption was 82.3 MB. Max. memory is 50.3 GB. 14.10/7.13 [2019-03-29 02:03:03,856 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.10/7.13 [2019-03-29 02:03:03,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.00 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 554.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 14.10/7.13 [2019-03-29 02:03:03,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.43 ms. Allocated memory was 649.6 MB in the beginning and 675.3 MB in the end (delta: 25.7 MB). Free memory was 554.1 MB in the beginning and 642.1 MB in the end (delta: -87.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 14.10/7.13 [2019-03-29 02:03:03,858 INFO L168 Benchmark]: Boogie Preprocessor took 20.28 ms. Allocated memory is still 675.3 MB. Free memory was 642.1 MB in the beginning and 641.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 14.10/7.13 [2019-03-29 02:03:03,859 INFO L168 Benchmark]: RCFGBuilder took 210.58 ms. Allocated memory is still 675.3 MB. Free memory was 641.0 MB in the beginning and 626.8 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 50.3 GB. 14.10/7.13 [2019-03-29 02:03:03,860 INFO L168 Benchmark]: BlockEncodingV2 took 80.69 ms. Allocated memory is still 675.3 MB. Free memory was 626.8 MB in the beginning and 621.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 14.10/7.13 [2019-03-29 02:03:03,860 INFO L168 Benchmark]: TraceAbstraction took 161.50 ms. Allocated memory is still 675.3 MB. Free memory was 621.4 MB in the beginning and 612.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 14.10/7.13 [2019-03-29 02:03:03,861 INFO L168 Benchmark]: BuchiAutomizer took 1704.27 ms. Allocated memory is still 675.3 MB. Free memory was 611.7 MB in the beginning and 507.2 MB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 50.3 GB. 14.10/7.13 [2019-03-29 02:03:03,865 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 14.10/7.13 --- Results --- 14.10/7.13 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 14.10/7.13 - StatisticsResult: Initial Icfg 14.10/7.13 7 locations, 9 edges 14.10/7.13 - StatisticsResult: Encoded RCFG 14.10/7.13 2 locations, 2 edges 14.10/7.13 * Results from de.uni_freiburg.informatik.ultimate.core: 14.10/7.13 - StatisticsResult: Toolchain Benchmarks 14.10/7.13 Benchmark results are: 14.10/7.13 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.10/7.13 * CACSL2BoogieTranslator took 230.00 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 554.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 14.10/7.13 * Boogie Procedure Inliner took 100.43 ms. Allocated memory was 649.6 MB in the beginning and 675.3 MB in the end (delta: 25.7 MB). Free memory was 554.1 MB in the beginning and 642.1 MB in the end (delta: -87.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 14.10/7.13 * Boogie Preprocessor took 20.28 ms. Allocated memory is still 675.3 MB. Free memory was 642.1 MB in the beginning and 641.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 14.10/7.13 * RCFGBuilder took 210.58 ms. Allocated memory is still 675.3 MB. Free memory was 641.0 MB in the beginning and 626.8 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 50.3 GB. 14.10/7.13 * BlockEncodingV2 took 80.69 ms. Allocated memory is still 675.3 MB. Free memory was 626.8 MB in the beginning and 621.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 14.10/7.13 * TraceAbstraction took 161.50 ms. Allocated memory is still 675.3 MB. Free memory was 621.4 MB in the beginning and 612.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 14.10/7.13 * BuchiAutomizer took 1704.27 ms. Allocated memory is still 675.3 MB. Free memory was 611.7 MB in the beginning and 507.2 MB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 50.3 GB. 14.10/7.13 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 14.10/7.13 - AllSpecificationsHoldResult: All specifications hold 14.10/7.13 We were not able to verify any specifiation because the program does not contain any specification. 14.10/7.13 - InvariantResult [Line: 14]: Loop Invariant 14.10/7.13 Derived loop invariant: 1 14.10/7.13 - StatisticsResult: Ultimate Automizer benchmark data 14.10/7.13 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 14.10/7.13 - StatisticsResult: Constructed decomposition of program 14.10/7.13 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function 2 * x + -2 * z + 1 and consists of 2 locations. 14.10/7.13 - StatisticsResult: Timing statistics 14.10/7.13 BüchiAutomizer plugin needed 1.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.4s. 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 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital12 mio100 ax208 hnf100 lsp47 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq150 hnf94 smp100 dnf100 smp100 tf100 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s 14.10/7.13 - TerminationAnalysisResult: Termination proven 14.10/7.13 Buchi Automizer proved that your program is terminating 14.10/7.13 RESULT: Ultimate proved your program to be correct! 14.10/7.13 !SESSION 2019-03-29 02:02:57.921 ----------------------------------------------- 14.10/7.13 eclipse.buildId=unknown 14.10/7.13 java.version=1.8.0_181 14.10/7.13 java.vendor=Oracle Corporation 14.10/7.13 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 14.10/7.13 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 14.10/7.13 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 14.10/7.13 14.10/7.13 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:03:04.097 14.10/7.13 !MESSAGE The workspace will exit with unsaved changes in this session. 14.10/7.13 Received shutdown request... 14.10/7.13 Ultimate: 14.10/7.13 GTK+ Version Check 14.10/7.13 EOF