17.64/8.90 YES 17.64/8.90 17.64/8.90 Ultimate: Cannot open display: 17.64/8.90 This is Ultimate 0.1.24-8dc7c08-m 17.64/8.90 [2019-03-28 22:34:00,693 INFO L170 SettingsManager]: Resetting all preferences to default values... 17.64/8.90 [2019-03-28 22:34:00,695 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 17.64/8.90 [2019-03-28 22:34:00,706 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 17.64/8.90 [2019-03-28 22:34:00,706 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 17.64/8.90 [2019-03-28 22:34:00,707 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 17.64/8.90 [2019-03-28 22:34:00,708 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 17.64/8.90 [2019-03-28 22:34:00,710 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 17.64/8.90 [2019-03-28 22:34:00,712 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 17.64/8.90 [2019-03-28 22:34:00,712 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 17.64/8.90 [2019-03-28 22:34:00,713 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 17.64/8.90 [2019-03-28 22:34:00,713 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 17.64/8.90 [2019-03-28 22:34:00,714 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 17.64/8.90 [2019-03-28 22:34:00,715 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 17.64/8.90 [2019-03-28 22:34:00,716 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 17.64/8.90 [2019-03-28 22:34:00,717 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 17.64/8.90 [2019-03-28 22:34:00,718 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 17.64/8.90 [2019-03-28 22:34:00,720 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 17.64/8.90 [2019-03-28 22:34:00,721 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 17.64/8.90 [2019-03-28 22:34:00,723 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 17.64/8.90 [2019-03-28 22:34:00,724 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 17.64/8.90 [2019-03-28 22:34:00,725 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 17.64/8.90 [2019-03-28 22:34:00,727 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 17.64/8.90 [2019-03-28 22:34:00,727 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 17.64/8.90 [2019-03-28 22:34:00,728 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 17.64/8.90 [2019-03-28 22:34:00,728 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 17.64/8.90 [2019-03-28 22:34:00,729 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 17.64/8.90 [2019-03-28 22:34:00,730 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 17.64/8.90 [2019-03-28 22:34:00,730 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 17.64/8.90 [2019-03-28 22:34:00,731 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 17.64/8.90 [2019-03-28 22:34:00,731 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 17.64/8.90 [2019-03-28 22:34:00,732 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 17.64/8.90 [2019-03-28 22:34:00,733 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 17.64/8.90 [2019-03-28 22:34:00,733 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 17.64/8.90 [2019-03-28 22:34:00,734 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 17.64/8.90 [2019-03-28 22:34:00,734 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 17.64/8.90 [2019-03-28 22:34:00,734 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 17.64/8.90 [2019-03-28 22:34:00,735 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 17.64/8.90 [2019-03-28 22:34:00,736 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 17.64/8.90 [2019-03-28 22:34:00,736 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 17.64/8.90 [2019-03-28 22:34:00,751 INFO L110 SettingsManager]: Loading preferences was successful 17.64/8.90 [2019-03-28 22:34:00,751 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 17.64/8.90 [2019-03-28 22:34:00,752 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 17.64/8.90 [2019-03-28 22:34:00,753 INFO L133 SettingsManager]: * Rewrite not-equals=true 17.64/8.90 [2019-03-28 22:34:00,753 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 17.64/8.90 [2019-03-28 22:34:00,753 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 17.64/8.90 [2019-03-28 22:34:00,753 INFO L133 SettingsManager]: * Use SBE=true 17.64/8.90 [2019-03-28 22:34:00,753 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 17.64/8.90 [2019-03-28 22:34:00,753 INFO L133 SettingsManager]: * Use old map elimination=false 17.64/8.90 [2019-03-28 22:34:00,754 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 17.64/8.90 [2019-03-28 22:34:00,754 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 17.64/8.90 [2019-03-28 22:34:00,754 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 17.64/8.90 [2019-03-28 22:34:00,754 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 17.64/8.90 [2019-03-28 22:34:00,754 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 17.64/8.90 [2019-03-28 22:34:00,754 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:00,755 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 17.64/8.90 [2019-03-28 22:34:00,755 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 17.64/8.90 [2019-03-28 22:34:00,755 INFO L133 SettingsManager]: * Check division by zero=IGNORE 17.64/8.90 [2019-03-28 22:34:00,755 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 17.64/8.90 [2019-03-28 22:34:00,755 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 17.64/8.90 [2019-03-28 22:34:00,756 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 17.64/8.90 [2019-03-28 22:34:00,756 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 17.64/8.90 [2019-03-28 22:34:00,756 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 17.64/8.90 [2019-03-28 22:34:00,756 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 17.64/8.90 [2019-03-28 22:34:00,756 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 17.64/8.90 [2019-03-28 22:34:00,756 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 17.64/8.90 [2019-03-28 22:34:00,757 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 17.64/8.90 [2019-03-28 22:34:00,757 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 17.64/8.90 [2019-03-28 22:34:00,757 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 17.64/8.90 [2019-03-28 22:34:00,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 17.64/8.90 [2019-03-28 22:34:00,795 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 17.64/8.90 [2019-03-28 22:34:00,799 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 17.64/8.90 [2019-03-28 22:34:00,800 INFO L271 PluginConnector]: Initializing CDTParser... 17.64/8.90 [2019-03-28 22:34:00,801 INFO L276 PluginConnector]: CDTParser initialized 17.64/8.90 [2019-03-28 22:34:00,801 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 17.64/8.90 [2019-03-28 22:34:00,867 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/a73565ea857b44389aa0ee3df4a295e8/FLAGb5cd67720 17.64/8.90 [2019-03-28 22:34:01,203 INFO L307 CDTParser]: Found 1 translation units. 17.64/8.90 [2019-03-28 22:34:01,204 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 17.64/8.90 [2019-03-28 22:34:01,211 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/a73565ea857b44389aa0ee3df4a295e8/FLAGb5cd67720 17.64/8.90 [2019-03-28 22:34:01,612 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/a73565ea857b44389aa0ee3df4a295e8 17.64/8.90 [2019-03-28 22:34:01,623 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 17.64/8.90 [2019-03-28 22:34:01,625 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 17.64/8.90 [2019-03-28 22:34:01,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 17.64/8.90 [2019-03-28 22:34:01,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 17.64/8.90 [2019-03-28 22:34:01,630 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 17.64/8.90 [2019-03-28 22:34:01,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec03a90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01, skipping insertion in model container 17.64/8.90 [2019-03-28 22:34:01,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 17.64/8.90 [2019-03-28 22:34:01,659 INFO L176 MainTranslator]: Built tables and reachable declarations 17.64/8.90 [2019-03-28 22:34:01,817 INFO L206 PostProcessor]: Analyzing one entry point: main 17.64/8.90 [2019-03-28 22:34:01,821 INFO L191 MainTranslator]: Completed pre-run 17.64/8.90 [2019-03-28 22:34:01,838 INFO L206 PostProcessor]: Analyzing one entry point: main 17.64/8.90 [2019-03-28 22:34:01,914 INFO L195 MainTranslator]: Completed translation 17.64/8.90 [2019-03-28 22:34:01,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01 WrapperNode 17.64/8.90 [2019-03-28 22:34:01,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 17.64/8.90 [2019-03-28 22:34:01,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 17.64/8.90 [2019-03-28 22:34:01,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 17.64/8.90 [2019-03-28 22:34:01,916 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 17.64/8.90 [2019-03-28 22:34:01,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 17.64/8.90 [2019-03-28 22:34:01,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 17.64/8.90 [2019-03-28 22:34:01,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 17.64/8.90 [2019-03-28 22:34:01,953 INFO L276 PluginConnector]: Boogie Preprocessor initialized 17.64/8.90 [2019-03-28 22:34:01,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 [2019-03-28 22:34:01,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 17.64/8.90 [2019-03-28 22:34:01,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 17.64/8.90 [2019-03-28 22:34:01,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... 17.64/8.90 [2019-03-28 22:34:01,974 INFO L276 PluginConnector]: RCFGBuilder initialized 17.64/8.90 [2019-03-28 22:34:01,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (1/1) ... 17.64/8.90 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.90 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 17.64/8.90 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 17.64/8.90 [2019-03-28 22:34:02,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 17.64/8.90 [2019-03-28 22:34:02,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 17.64/8.90 [2019-03-28 22:34:02,179 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 17.64/8.90 [2019-03-28 22:34:02,179 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 17.64/8.90 [2019-03-28 22:34:02,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:34:02 BoogieIcfgContainer 17.64/8.90 [2019-03-28 22:34:02,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 17.64/8.90 [2019-03-28 22:34:02,181 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 17.64/8.90 [2019-03-28 22:34:02,181 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 17.64/8.90 [2019-03-28 22:34:02,184 INFO L276 PluginConnector]: BlockEncodingV2 initialized 17.64/8.90 [2019-03-28 22:34:02,185 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:34:02" (1/1) ... 17.64/8.90 [2019-03-28 22:34:02,201 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 17.64/8.90 [2019-03-28 22:34:02,202 INFO L258 BlockEncoder]: Using Remove infeasible edges 17.64/8.90 [2019-03-28 22:34:02,203 INFO L263 BlockEncoder]: Using Maximize final states 17.64/8.90 [2019-03-28 22:34:02,204 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 17.64/8.90 [2019-03-28 22:34:02,204 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 17.64/8.90 [2019-03-28 22:34:02,206 INFO L296 BlockEncoder]: Using Remove sink states 17.64/8.90 [2019-03-28 22:34:02,207 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 17.64/8.90 [2019-03-28 22:34:02,207 INFO L179 BlockEncoder]: Using Rewrite not-equals 17.64/8.90 [2019-03-28 22:34:02,224 INFO L185 BlockEncoder]: Using Use SBE 17.64/8.90 [2019-03-28 22:34:02,239 INFO L200 BlockEncoder]: SBE split 2 edges 17.64/8.90 [2019-03-28 22:34:02,244 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 17.64/8.90 [2019-03-28 22:34:02,246 INFO L71 MaximizeFinalStates]: 0 new accepting states 17.64/8.90 [2019-03-28 22:34:02,258 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 17.64/8.90 [2019-03-28 22:34:02,260 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 17.64/8.90 [2019-03-28 22:34:02,261 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 17.64/8.90 [2019-03-28 22:34:02,261 INFO L71 MaximizeFinalStates]: 0 new accepting states 17.64/8.90 [2019-03-28 22:34:02,261 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 17.64/8.90 [2019-03-28 22:34:02,262 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 17.64/8.90 [2019-03-28 22:34:02,262 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 5 edges 17.64/8.90 [2019-03-28 22:34:02,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:34:02 BasicIcfg 17.64/8.90 [2019-03-28 22:34:02,263 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 17.64/8.90 [2019-03-28 22:34:02,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 17.64/8.90 [2019-03-28 22:34:02,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... 17.64/8.90 [2019-03-28 22:34:02,267 INFO L276 PluginConnector]: TraceAbstraction initialized 17.64/8.90 [2019-03-28 22:34:02,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:34:01" (1/4) ... 17.64/8.90 [2019-03-28 22:34:02,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4dcf0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:34:02, skipping insertion in model container 17.64/8.90 [2019-03-28 22:34:02,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (2/4) ... 17.64/8.90 [2019-03-28 22:34:02,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4dcf0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:34:02, skipping insertion in model container 17.64/8.90 [2019-03-28 22:34:02,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:34:02" (3/4) ... 17.64/8.90 [2019-03-28 22:34:02,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4dcf0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:34:02, skipping insertion in model container 17.64/8.90 [2019-03-28 22:34:02,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:34:02" (4/4) ... 17.64/8.90 [2019-03-28 22:34:02,271 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 17.64/8.90 [2019-03-28 22:34:02,282 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 17.64/8.90 [2019-03-28 22:34:02,290 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 17.64/8.90 [2019-03-28 22:34:02,307 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 17.64/8.90 [2019-03-28 22:34:02,336 INFO L133 ementStrategyFactory]: Using default assertion order modulation 17.64/8.90 [2019-03-28 22:34:02,337 INFO L382 AbstractCegarLoop]: Interprodecural is true 17.64/8.90 [2019-03-28 22:34:02,337 INFO L383 AbstractCegarLoop]: Hoare is true 17.64/8.90 [2019-03-28 22:34:02,337 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 17.64/8.90 [2019-03-28 22:34:02,337 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 17.64/8.90 [2019-03-28 22:34:02,337 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 17.64/8.90 [2019-03-28 22:34:02,337 INFO L387 AbstractCegarLoop]: Difference is false 17.64/8.90 [2019-03-28 22:34:02,338 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 17.64/8.90 [2019-03-28 22:34:02,338 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 17.64/8.90 [2019-03-28 22:34:02,352 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 17.64/8.90 [2019-03-28 22:34:02,357 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 17.64/8.90 [2019-03-28 22:34:02,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 17.64/8.90 [2019-03-28 22:34:02,365 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 17.64/8.90 [2019-03-28 22:34:02,365 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 13 29) no Hoare annotation was computed. 17.64/8.90 [2019-03-28 22:34:02,365 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. 17.64/8.90 [2019-03-28 22:34:02,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:34:02 BasicIcfg 17.64/8.90 [2019-03-28 22:34:02,368 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 17.64/8.90 [2019-03-28 22:34:02,369 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 17.64/8.90 [2019-03-28 22:34:02,369 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 17.64/8.90 [2019-03-28 22:34:02,372 INFO L276 PluginConnector]: BuchiAutomizer initialized 17.64/8.90 [2019-03-28 22:34:02,373 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.64/8.90 [2019-03-28 22:34:02,373 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:34:01" (1/5) ... 17.64/8.90 [2019-03-28 22:34:02,374 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6c715c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:34:02, skipping insertion in model container 17.64/8.90 [2019-03-28 22:34:02,374 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.64/8.90 [2019-03-28 22:34:02,374 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:34:01" (2/5) ... 17.64/8.90 [2019-03-28 22:34:02,375 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6c715c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:34:02, skipping insertion in model container 17.64/8.90 [2019-03-28 22:34:02,375 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.64/8.90 [2019-03-28 22:34:02,375 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:34:02" (3/5) ... 17.64/8.90 [2019-03-28 22:34:02,376 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6c715c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:34:02, skipping insertion in model container 17.64/8.90 [2019-03-28 22:34:02,376 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.64/8.90 [2019-03-28 22:34:02,376 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:34:02" (4/5) ... 17.64/8.90 [2019-03-28 22:34:02,376 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6c715c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:34:02, skipping insertion in model container 17.64/8.90 [2019-03-28 22:34:02,376 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.64/8.90 [2019-03-28 22:34:02,377 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:34:02" (5/5) ... 17.64/8.90 [2019-03-28 22:34:02,378 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 17.64/8.90 [2019-03-28 22:34:02,405 INFO L133 ementStrategyFactory]: Using default assertion order modulation 17.64/8.90 [2019-03-28 22:34:02,405 INFO L374 BuchiCegarLoop]: Interprodecural is true 17.64/8.90 [2019-03-28 22:34:02,406 INFO L375 BuchiCegarLoop]: Hoare is true 17.64/8.90 [2019-03-28 22:34:02,406 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 17.64/8.90 [2019-03-28 22:34:02,406 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 17.64/8.90 [2019-03-28 22:34:02,406 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 17.64/8.90 [2019-03-28 22:34:02,406 INFO L379 BuchiCegarLoop]: Difference is false 17.64/8.90 [2019-03-28 22:34:02,407 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 17.64/8.90 [2019-03-28 22:34:02,407 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 17.64/8.90 [2019-03-28 22:34:02,410 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 17.64/8.90 [2019-03-28 22:34:02,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 17.64/8.90 [2019-03-28 22:34:02,427 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.64/8.90 [2019-03-28 22:34:02,427 INFO L119 BuchiIsEmpty]: Starting construction of run 17.64/8.90 [2019-03-28 22:34:02,435 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 17.64/8.90 [2019-03-28 22:34:02,435 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 17.64/8.90 [2019-03-28 22:34:02,435 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 17.64/8.90 [2019-03-28 22:34:02,435 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 17.64/8.90 [2019-03-28 22:34:02,436 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 17.64/8.90 [2019-03-28 22:34:02,436 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.64/8.90 [2019-03-28 22:34:02,436 INFO L119 BuchiIsEmpty]: Starting construction of run 17.64/8.90 [2019-03-28 22:34:02,436 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 17.64/8.90 [2019-03-28 22:34:02,436 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 17.64/8.90 [2019-03-28 22:34:02,442 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [23] ULTIMATE.startENTRY-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 5#L19true [30] L19-->L24-1: Formula: (and (= v_ULTIMATE.start_main_~x~0_5 (- 1)) (= 0 |v_ULTIMATE.start_main_#t~nondet2_5|)) InVars {ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_5|} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_~x~0] 4#L24-1true 17.64/8.90 [2019-03-28 22:34:02,442 INFO L796 eck$LassoCheckResult]: Loop: 4#L24-1true [28] L24-1-->L24-1: Formula: (and (< v_ULTIMATE.start_main_~y~0_8 100) (= v_ULTIMATE.start_main_~z~0_7 (+ v_ULTIMATE.start_main_~z~0_8 (* (- 1) v_ULTIMATE.start_main_~x~0_6))) (< v_ULTIMATE.start_main_~z~0_8 100) (= v_ULTIMATE.start_main_~y~0_7 (+ v_ULTIMATE.start_main_~x~0_6 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_6} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0] 4#L24-1true 17.64/8.90 [2019-03-28 22:34:02,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.90 [2019-03-28 22:34:02,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1704, now seen corresponding path program 1 times 17.64/8.90 [2019-03-28 22:34:02,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.64/8.90 [2019-03-28 22:34:02,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.64/8.90 [2019-03-28 22:34:02,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.90 [2019-03-28 22:34:02,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.64/8.90 [2019-03-28 22:34:02,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.90 [2019-03-28 22:34:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.90 [2019-03-28 22:34:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.90 [2019-03-28 22:34:02,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.90 [2019-03-28 22:34:02,557 INFO L82 PathProgramCache]: Analyzing trace with hash 59, now seen corresponding path program 1 times 17.64/8.90 [2019-03-28 22:34:02,557 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.64/8.90 [2019-03-28 22:34:02,557 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.64/8.90 [2019-03-28 22:34:02,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.90 [2019-03-28 22:34:02,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.64/8.90 [2019-03-28 22:34:02,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.90 [2019-03-28 22:34:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.90 [2019-03-28 22:34:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.90 [2019-03-28 22:34:02,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.90 [2019-03-28 22:34:02,572 INFO L82 PathProgramCache]: Analyzing trace with hash 52852, now seen corresponding path program 1 times 17.64/8.90 [2019-03-28 22:34:02,572 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.64/8.90 [2019-03-28 22:34:02,572 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.64/8.90 [2019-03-28 22:34:02,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.90 [2019-03-28 22:34:02,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.64/8.90 [2019-03-28 22:34:02,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.90 [2019-03-28 22:34:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.90 [2019-03-28 22:34:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.90 [2019-03-28 22:34:02,669 INFO L216 LassoAnalysis]: Preferences: 17.64/8.90 [2019-03-28 22:34:02,670 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.64/8.90 [2019-03-28 22:34:02,671 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.64/8.90 [2019-03-28 22:34:02,671 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.64/8.90 [2019-03-28 22:34:02,671 INFO L127 ssoRankerPreferences]: Use exernal solver: true 17.64/8.90 [2019-03-28 22:34:02,671 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:02,671 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.64/8.90 [2019-03-28 22:34:02,671 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.64/8.90 [2019-03-28 22:34:02,672 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 17.64/8.90 [2019-03-28 22:34:02,672 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.64/8.90 [2019-03-28 22:34:02,672 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.64/8.90 [2019-03-28 22:34:02,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:02,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:02,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:02,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:02,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:02,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:02,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:02,893 INFO L300 LassoAnalysis]: Preprocessing complete. 17.64/8.90 [2019-03-28 22:34:02,894 INFO L412 LassoAnalysis]: Checking for nontermination... 17.64/8.90 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.90 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.90 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:02,902 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.90 [2019-03-28 22:34:02,902 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.90 [2019-03-28 22:34:02,935 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.90 [2019-03-28 22:34:02,935 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: [] 17.64/8.90 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.90 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.90 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:02,943 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.90 [2019-03-28 22:34:02,943 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.90 [2019-03-28 22:34:02,947 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.90 [2019-03-28 22:34:02,948 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: [] 17.64/8.90 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.90 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.90 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:02,975 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.90 [2019-03-28 22:34:02,975 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.90 [2019-03-28 22:34:02,979 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.90 [2019-03-28 22:34:02,979 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: [] 17.64/8.90 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.90 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.90 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:03,008 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.90 [2019-03-28 22:34:03,008 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.90 [2019-03-28 22:34:03,012 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.90 [2019-03-28 22:34:03,013 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: [] 17.64/8.90 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.90 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.90 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:03,040 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.90 [2019-03-28 22:34:03,040 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.90 [2019-03-28 22:34:03,044 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.90 [2019-03-28 22:34:03,044 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: [] 17.64/8.90 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.90 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.90 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:03,071 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.90 [2019-03-28 22:34:03,071 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.90 [2019-03-28 22:34:03,099 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.90 [2019-03-28 22:34:03,100 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: [] 17.64/8.90 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.90 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.90 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:03,104 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.90 [2019-03-28 22:34:03,104 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.90 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.90 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.90 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:03,137 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 17.64/8.90 [2019-03-28 22:34:03,137 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.90 [2019-03-28 22:34:03,481 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 17.64/8.90 [2019-03-28 22:34:03,484 INFO L216 LassoAnalysis]: Preferences: 17.64/8.90 [2019-03-28 22:34:03,484 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.64/8.90 [2019-03-28 22:34:03,485 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.64/8.90 [2019-03-28 22:34:03,485 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.64/8.90 [2019-03-28 22:34:03,485 INFO L127 ssoRankerPreferences]: Use exernal solver: false 17.64/8.90 [2019-03-28 22:34:03,485 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 17.64/8.90 [2019-03-28 22:34:03,485 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.64/8.90 [2019-03-28 22:34:03,485 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.64/8.90 [2019-03-28 22:34:03,485 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 17.64/8.90 [2019-03-28 22:34:03,485 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.64/8.90 [2019-03-28 22:34:03,486 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.64/8.90 [2019-03-28 22:34:03,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:03,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:03,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:03,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:03,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:03,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:03,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.90 [2019-03-28 22:34:03,588 INFO L300 LassoAnalysis]: Preprocessing complete. 17.64/8.90 [2019-03-28 22:34:03,594 INFO L497 LassoAnalysis]: Using template 'affine'. 17.64/8.90 [2019-03-28 22:34:03,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.90 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.90 Number of strict supporting invariants: 0 17.64/8.90 Number of non-strict supporting invariants: 1 17.64/8.90 Consider only non-deceasing supporting invariants: true 17.64/8.90 Simplify termination arguments: true 17.64/8.90 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.90 [2019-03-28 22:34:03,598 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.90 [2019-03-28 22:34:03,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.90 [2019-03-28 22:34:03,598 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.90 [2019-03-28 22:34:03,599 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.90 [2019-03-28 22:34:03,603 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.64/8.90 [2019-03-28 22:34:03,603 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.64/8.90 [2019-03-28 22:34:03,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.90 [2019-03-28 22:34:03,612 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.90 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.90 Number of strict supporting invariants: 0 17.64/8.90 Number of non-strict supporting invariants: 1 17.64/8.90 Consider only non-deceasing supporting invariants: true 17.64/8.90 Simplify termination arguments: true 17.64/8.90 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.90 [2019-03-28 22:34:03,613 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.90 [2019-03-28 22:34:03,613 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.90 [2019-03-28 22:34:03,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.90 [2019-03-28 22:34:03,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.90 [2019-03-28 22:34:03,614 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.90 [2019-03-28 22:34:03,614 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.90 [2019-03-28 22:34:03,615 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.90 [2019-03-28 22:34:03,616 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.90 [2019-03-28 22:34:03,616 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.90 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.90 Number of strict supporting invariants: 0 17.64/8.90 Number of non-strict supporting invariants: 1 17.64/8.90 Consider only non-deceasing supporting invariants: true 17.64/8.90 Simplify termination arguments: true 17.64/8.90 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.90 [2019-03-28 22:34:03,617 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.90 [2019-03-28 22:34:03,617 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.90 [2019-03-28 22:34:03,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.90 [2019-03-28 22:34:03,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.90 [2019-03-28 22:34:03,617 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.90 [2019-03-28 22:34:03,618 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.90 [2019-03-28 22:34:03,618 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.90 [2019-03-28 22:34:03,619 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.90 [2019-03-28 22:34:03,619 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.90 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.90 Number of strict supporting invariants: 0 17.64/8.90 Number of non-strict supporting invariants: 1 17.64/8.90 Consider only non-deceasing supporting invariants: true 17.64/8.90 Simplify termination arguments: true 17.64/8.90 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.90 [2019-03-28 22:34:03,620 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.90 [2019-03-28 22:34:03,620 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.90 [2019-03-28 22:34:03,620 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.90 [2019-03-28 22:34:03,620 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.90 [2019-03-28 22:34:03,620 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.90 [2019-03-28 22:34:03,621 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.90 [2019-03-28 22:34:03,621 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.90 [2019-03-28 22:34:03,622 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.90 [2019-03-28 22:34:03,623 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.90 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.90 Number of strict supporting invariants: 0 17.64/8.90 Number of non-strict supporting invariants: 1 17.64/8.90 Consider only non-deceasing supporting invariants: true 17.64/8.90 Simplify termination arguments: true 17.64/8.90 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.90 [2019-03-28 22:34:03,623 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.90 [2019-03-28 22:34:03,623 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.90 [2019-03-28 22:34:03,623 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.90 [2019-03-28 22:34:03,624 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.90 [2019-03-28 22:34:03,624 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.90 [2019-03-28 22:34:03,624 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.90 [2019-03-28 22:34:03,624 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.90 [2019-03-28 22:34:03,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.90 [2019-03-28 22:34:03,626 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.90 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.90 Number of strict supporting invariants: 0 17.64/8.90 Number of non-strict supporting invariants: 1 17.64/8.90 Consider only non-deceasing supporting invariants: true 17.64/8.90 Simplify termination arguments: true 17.64/8.90 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.90 [2019-03-28 22:34:03,626 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.90 [2019-03-28 22:34:03,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.90 [2019-03-28 22:34:03,627 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.90 [2019-03-28 22:34:03,627 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.90 [2019-03-28 22:34:03,629 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.64/8.90 [2019-03-28 22:34:03,629 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.64/8.90 [2019-03-28 22:34:03,637 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.90 [2019-03-28 22:34:03,638 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.90 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.90 Number of strict supporting invariants: 0 17.64/8.90 Number of non-strict supporting invariants: 1 17.64/8.90 Consider only non-deceasing supporting invariants: true 17.64/8.90 Simplify termination arguments: true 17.64/8.90 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.90 [2019-03-28 22:34:03,638 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.90 [2019-03-28 22:34:03,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.90 [2019-03-28 22:34:03,639 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.90 [2019-03-28 22:34:03,639 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.90 [2019-03-28 22:34:03,643 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.64/8.90 [2019-03-28 22:34:03,643 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.64/8.90 [2019-03-28 22:34:03,681 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 17.64/8.90 [2019-03-28 22:34:03,703 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. 17.64/8.90 [2019-03-28 22:34:03,703 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. 17.64/8.90 [2019-03-28 22:34:03,706 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 17.64/8.90 [2019-03-28 22:34:03,709 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. 17.64/8.90 [2019-03-28 22:34:03,709 INFO L518 LassoAnalysis]: Proved termination. 17.64/8.90 [2019-03-28 22:34:03,710 INFO L520 LassoAnalysis]: Termination argument consisting of: 17.64/8.90 Ranking function f(ULTIMATE.start_main_~z~0) = -2*ULTIMATE.start_main_~z~0 + 199 17.64/8.90 Supporting invariants [-1*ULTIMATE.start_main_~x~0 - 1 >= 0] 17.64/8.90 [2019-03-28 22:34:03,714 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed 17.64/8.90 [2019-03-28 22:34:03,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.90 [2019-03-28 22:34:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.64/8.90 [2019-03-28 22:34:03,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 3 conjunts are in the unsatisfiable core 17.64/8.90 [2019-03-28 22:34:03,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.64/8.90 [2019-03-28 22:34:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.64/8.90 [2019-03-28 22:34:03,793 WARN L254 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 5 conjunts are in the unsatisfiable core 17.64/8.90 [2019-03-28 22:34:03,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.64/8.90 [2019-03-28 22:34:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 17.64/8.90 [2019-03-28 22:34:03,824 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 17.64/8.90 [2019-03-28 22:34:03,830 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 17.64/8.90 [2019-03-28 22:34:03,831 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 2 states. 17.64/8.90 [2019-03-28 22:34:03,883 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 2 states. Result 5 states and 7 transitions. Complement of second has 2 states. 17.64/8.90 [2019-03-28 22:34:03,884 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 17.64/8.90 [2019-03-28 22:34:03,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 17.64/8.90 [2019-03-28 22:34:03,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. 17.64/8.91 [2019-03-28 22:34:03,888 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 2 letters. Loop has 1 letters. 17.64/8.91 [2019-03-28 22:34:03,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.64/8.91 [2019-03-28 22:34:03,890 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 3 letters. Loop has 1 letters. 17.64/8.91 [2019-03-28 22:34:03,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.64/8.91 [2019-03-28 22:34:03,890 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 2 letters. Loop has 2 letters. 17.64/8.91 [2019-03-28 22:34:03,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.64/8.91 [2019-03-28 22:34:03,897 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5 states and 7 transitions. 17.64/8.91 [2019-03-28 22:34:03,898 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 17.64/8.91 [2019-03-28 22:34:03,901 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5 states to 3 states and 4 transitions. 17.64/8.91 [2019-03-28 22:34:03,903 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 17.64/8.91 [2019-03-28 22:34:03,904 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3 17.64/8.91 [2019-03-28 22:34:03,904 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 4 transitions. 17.64/8.91 [2019-03-28 22:34:03,905 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 17.64/8.91 [2019-03-28 22:34:03,905 INFO L706 BuchiCegarLoop]: Abstraction has 3 states and 4 transitions. 17.64/8.91 [2019-03-28 22:34:03,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3 states and 4 transitions. 17.64/8.91 [2019-03-28 22:34:03,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3 to 3. 17.64/8.91 [2019-03-28 22:34:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 17.64/8.91 [2019-03-28 22:34:03,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. 17.64/8.91 [2019-03-28 22:34:03,936 INFO L729 BuchiCegarLoop]: Abstraction has 3 states and 4 transitions. 17.64/8.91 [2019-03-28 22:34:03,936 INFO L609 BuchiCegarLoop]: Abstraction has 3 states and 4 transitions. 17.64/8.91 [2019-03-28 22:34:03,936 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 17.64/8.91 [2019-03-28 22:34:03,936 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states and 4 transitions. 17.64/8.91 [2019-03-28 22:34:03,936 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 17.64/8.91 [2019-03-28 22:34:03,937 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.64/8.91 [2019-03-28 22:34:03,937 INFO L119 BuchiIsEmpty]: Starting construction of run 17.64/8.91 [2019-03-28 22:34:03,937 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 17.64/8.91 [2019-03-28 22:34:03,937 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 17.64/8.91 [2019-03-28 22:34:03,938 INFO L794 eck$LassoCheckResult]: Stem: 46#ULTIMATE.startENTRY [23] ULTIMATE.startENTRY-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 47#L19 [35] L19-->L24-1: Formula: (and (< 0 |v_ULTIMATE.start_main_#t~nondet2_3|) (= v_ULTIMATE.start_main_~x~0_4 1)) InVars {ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_3|} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_4, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_~x~0] 48#L24-1 17.64/8.91 [2019-03-28 22:34:03,938 INFO L796 eck$LassoCheckResult]: Loop: 48#L24-1 [28] L24-1-->L24-1: Formula: (and (< v_ULTIMATE.start_main_~y~0_8 100) (= v_ULTIMATE.start_main_~z~0_7 (+ v_ULTIMATE.start_main_~z~0_8 (* (- 1) v_ULTIMATE.start_main_~x~0_6))) (< v_ULTIMATE.start_main_~z~0_8 100) (= v_ULTIMATE.start_main_~y~0_7 (+ v_ULTIMATE.start_main_~x~0_6 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_6} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0] 48#L24-1 17.64/8.91 [2019-03-28 22:34:03,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.91 [2019-03-28 22:34:03,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1709, now seen corresponding path program 1 times 17.64/8.91 [2019-03-28 22:34:03,938 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.64/8.91 [2019-03-28 22:34:03,938 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.64/8.91 [2019-03-28 22:34:03,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:03,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:03,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:03,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.91 [2019-03-28 22:34:03,945 INFO L82 PathProgramCache]: Analyzing trace with hash 59, now seen corresponding path program 2 times 17.64/8.91 [2019-03-28 22:34:03,945 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.64/8.91 [2019-03-28 22:34:03,946 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.64/8.91 [2019-03-28 22:34:03,947 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:03,947 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:03,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:03,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.91 [2019-03-28 22:34:03,953 INFO L82 PathProgramCache]: Analyzing trace with hash 53007, now seen corresponding path program 1 times 17.64/8.91 [2019-03-28 22:34:03,953 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.64/8.91 [2019-03-28 22:34:03,953 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.64/8.91 [2019-03-28 22:34:03,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:03,955 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:03,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:03,993 INFO L216 LassoAnalysis]: Preferences: 17.64/8.91 [2019-03-28 22:34:03,994 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.64/8.91 [2019-03-28 22:34:03,994 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.64/8.91 [2019-03-28 22:34:03,994 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.64/8.91 [2019-03-28 22:34:03,994 INFO L127 ssoRankerPreferences]: Use exernal solver: true 17.64/8.91 [2019-03-28 22:34:03,994 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:03,994 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.64/8.91 [2019-03-28 22:34:03,994 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.64/8.91 [2019-03-28 22:34:03,995 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Lasso 17.64/8.91 [2019-03-28 22:34:03,995 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.64/8.91 [2019-03-28 22:34:03,995 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.64/8.91 [2019-03-28 22:34:03,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:03,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,094 INFO L300 LassoAnalysis]: Preprocessing complete. 17.64/8.91 [2019-03-28 22:34:04,094 INFO L412 LassoAnalysis]: Checking for nontermination... 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:04,101 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:04,101 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 [2019-03-28 22:34:04,129 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.91 [2019-03-28 22:34:04,129 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:04,139 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:04,139 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:04,172 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:04,172 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 [2019-03-28 22:34:04,450 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 17.64/8.91 [2019-03-28 22:34:04,453 INFO L216 LassoAnalysis]: Preferences: 17.64/8.91 [2019-03-28 22:34:04,453 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.64/8.91 [2019-03-28 22:34:04,453 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.64/8.91 [2019-03-28 22:34:04,453 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.64/8.91 [2019-03-28 22:34:04,453 INFO L127 ssoRankerPreferences]: Use exernal solver: false 17.64/8.91 [2019-03-28 22:34:04,454 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:04,454 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.64/8.91 [2019-03-28 22:34:04,454 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.64/8.91 [2019-03-28 22:34:04,454 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Lasso 17.64/8.91 [2019-03-28 22:34:04,454 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.64/8.91 [2019-03-28 22:34:04,454 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.64/8.91 [2019-03-28 22:34:04,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,561 INFO L300 LassoAnalysis]: Preprocessing complete. 17.64/8.91 [2019-03-28 22:34:04,561 INFO L497 LassoAnalysis]: Using template 'affine'. 17.64/8.91 [2019-03-28 22:34:04,562 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:04,563 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:04,563 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:04,563 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:04,563 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:04,566 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:04,566 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:04,569 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:04,569 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:04,570 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:04,570 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.91 [2019-03-28 22:34:04,570 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:04,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:04,571 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:04,571 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:04,571 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:04,572 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:04,573 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:04,573 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:04,573 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.91 [2019-03-28 22:34:04,573 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:04,573 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:04,574 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:04,574 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:04,574 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:04,575 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:04,576 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:04,576 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:04,577 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.91 [2019-03-28 22:34:04,577 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:04,577 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:04,577 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:04,577 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:04,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:04,578 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:04,579 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:04,579 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:04,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:04,580 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:04,580 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:04,581 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:04,581 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:04,585 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:04,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:04,587 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:04,587 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.91 [2019-03-28 22:34:04,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:04,587 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:04,587 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:04,588 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:04,588 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:04,589 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:04,589 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:04,589 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:04,590 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:04,590 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:04,590 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:04,592 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:04,592 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:04,614 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 17.64/8.91 [2019-03-28 22:34:04,632 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. 17.64/8.91 [2019-03-28 22:34:04,632 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. 17.64/8.91 [2019-03-28 22:34:04,633 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 17.64/8.91 [2019-03-28 22:34:04,634 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. 17.64/8.91 [2019-03-28 22:34:04,634 INFO L518 LassoAnalysis]: Proved termination. 17.64/8.91 [2019-03-28 22:34:04,635 INFO L520 LassoAnalysis]: Termination argument consisting of: 17.64/8.91 Ranking function f(ULTIMATE.start_main_~y~0) = -2*ULTIMATE.start_main_~y~0 + 199 17.64/8.91 Supporting invariants [1*ULTIMATE.start_main_~x~0 - 1 >= 0] 17.64/8.91 [2019-03-28 22:34:04,639 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed 17.64/8.91 [2019-03-28 22:34:04,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.91 [2019-03-28 22:34:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.64/8.91 [2019-03-28 22:34:04,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 3 conjunts are in the unsatisfiable core 17.64/8.91 [2019-03-28 22:34:04,678 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.64/8.91 [2019-03-28 22:34:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.64/8.91 [2019-03-28 22:34:04,682 WARN L254 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 5 conjunts are in the unsatisfiable core 17.64/8.91 [2019-03-28 22:34:04,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.64/8.91 [2019-03-28 22:34:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 17.64/8.91 [2019-03-28 22:34:04,693 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 17.64/8.91 [2019-03-28 22:34:04,693 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 17.64/8.91 [2019-03-28 22:34:04,694 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states and 4 transitions. cyclomatic complexity: 2 Second operand 2 states. 17.64/8.91 [2019-03-28 22:34:04,718 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states and 4 transitions. cyclomatic complexity: 2. Second operand 2 states. Result 5 states and 6 transitions. Complement of second has 2 states. 17.64/8.91 [2019-03-28 22:34:04,719 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 17.64/8.91 [2019-03-28 22:34:04,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 17.64/8.91 [2019-03-28 22:34:04,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 6 transitions. 17.64/8.91 [2019-03-28 22:34:04,720 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 2 letters. Loop has 1 letters. 17.64/8.91 [2019-03-28 22:34:04,720 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.64/8.91 [2019-03-28 22:34:04,720 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 3 letters. Loop has 1 letters. 17.64/8.91 [2019-03-28 22:34:04,721 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.64/8.91 [2019-03-28 22:34:04,721 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 2 letters. Loop has 2 letters. 17.64/8.91 [2019-03-28 22:34:04,721 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.64/8.91 [2019-03-28 22:34:04,722 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5 states and 6 transitions. 17.64/8.91 [2019-03-28 22:34:04,722 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 17.64/8.91 [2019-03-28 22:34:04,723 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5 states to 3 states and 3 transitions. 17.64/8.91 [2019-03-28 22:34:04,723 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 17.64/8.91 [2019-03-28 22:34:04,723 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3 17.64/8.91 [2019-03-28 22:34:04,723 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 3 transitions. 17.64/8.91 [2019-03-28 22:34:04,723 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 17.64/8.91 [2019-03-28 22:34:04,723 INFO L706 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. 17.64/8.91 [2019-03-28 22:34:04,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3 states and 3 transitions. 17.64/8.91 [2019-03-28 22:34:04,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3 to 3. 17.64/8.91 [2019-03-28 22:34:04,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 17.64/8.91 [2019-03-28 22:34:04,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. 17.64/8.91 [2019-03-28 22:34:04,725 INFO L729 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. 17.64/8.91 [2019-03-28 22:34:04,725 INFO L609 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. 17.64/8.91 [2019-03-28 22:34:04,725 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 17.64/8.91 [2019-03-28 22:34:04,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states and 3 transitions. 17.64/8.91 [2019-03-28 22:34:04,725 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 17.64/8.91 [2019-03-28 22:34:04,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.64/8.91 [2019-03-28 22:34:04,725 INFO L119 BuchiIsEmpty]: Starting construction of run 17.64/8.91 [2019-03-28 22:34:04,726 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 17.64/8.91 [2019-03-28 22:34:04,726 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 17.64/8.91 [2019-03-28 22:34:04,727 INFO L794 eck$LassoCheckResult]: Stem: 89#ULTIMATE.startENTRY [23] ULTIMATE.startENTRY-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 90#L19 [34] L19-->L24-1: Formula: (and (= v_ULTIMATE.start_main_~x~0_4 1) (> 0 |v_ULTIMATE.start_main_#t~nondet2_3|)) InVars {ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_3|} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_4, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_~x~0] 91#L24-1 17.64/8.91 [2019-03-28 22:34:04,727 INFO L796 eck$LassoCheckResult]: Loop: 91#L24-1 [28] L24-1-->L24-1: Formula: (and (< v_ULTIMATE.start_main_~y~0_8 100) (= v_ULTIMATE.start_main_~z~0_7 (+ v_ULTIMATE.start_main_~z~0_8 (* (- 1) v_ULTIMATE.start_main_~x~0_6))) (< v_ULTIMATE.start_main_~z~0_8 100) (= v_ULTIMATE.start_main_~y~0_7 (+ v_ULTIMATE.start_main_~x~0_6 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_6} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0] 91#L24-1 17.64/8.91 [2019-03-28 22:34:04,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.91 [2019-03-28 22:34:04,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1708, now seen corresponding path program 1 times 17.64/8.91 [2019-03-28 22:34:04,727 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.64/8.91 [2019-03-28 22:34:04,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.64/8.91 [2019-03-28 22:34:04,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:04,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:04,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:04,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.91 [2019-03-28 22:34:04,733 INFO L82 PathProgramCache]: Analyzing trace with hash 59, now seen corresponding path program 3 times 17.64/8.91 [2019-03-28 22:34:04,734 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.64/8.91 [2019-03-28 22:34:04,734 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.64/8.91 [2019-03-28 22:34:04,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:04,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:04,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:04,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.91 [2019-03-28 22:34:04,740 INFO L82 PathProgramCache]: Analyzing trace with hash 52976, now seen corresponding path program 1 times 17.64/8.91 [2019-03-28 22:34:04,740 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.64/8.91 [2019-03-28 22:34:04,740 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.64/8.91 [2019-03-28 22:34:04,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:04,741 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:04,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.64/8.91 [2019-03-28 22:34:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.64/8.91 [2019-03-28 22:34:04,781 INFO L216 LassoAnalysis]: Preferences: 17.64/8.91 [2019-03-28 22:34:04,781 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.64/8.91 [2019-03-28 22:34:04,781 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.64/8.91 [2019-03-28 22:34:04,781 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.64/8.91 [2019-03-28 22:34:04,781 INFO L127 ssoRankerPreferences]: Use exernal solver: true 17.64/8.91 [2019-03-28 22:34:04,782 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:04,782 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.64/8.91 [2019-03-28 22:34:04,782 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.64/8.91 [2019-03-28 22:34:04,782 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso 17.64/8.91 [2019-03-28 22:34:04,783 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.64/8.91 [2019-03-28 22:34:04,783 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.64/8.91 [2019-03-28 22:34:04,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:04,881 INFO L300 LassoAnalysis]: Preprocessing complete. 17.64/8.91 [2019-03-28 22:34:04,882 INFO L412 LassoAnalysis]: Checking for nontermination... 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:04,912 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:04,912 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 [2019-03-28 22:34:04,916 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.91 [2019-03-28 22:34:04,916 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: [] 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:04,942 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:04,943 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 [2019-03-28 22:34:04,946 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.91 [2019-03-28 22:34:04,946 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: [] 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:04,972 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:04,973 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 [2019-03-28 22:34:04,976 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.91 [2019-03-28 22:34:04,976 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: [] 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:05,002 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:05,002 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 [2019-03-28 22:34:05,005 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.91 [2019-03-28 22:34:05,006 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: [] 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:05,032 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:05,032 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 [2019-03-28 22:34:05,059 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.64/8.91 [2019-03-28 22:34:05,059 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_5=0} Honda state: {v_rep~unnamed0~0~false_5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:05,063 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:05,063 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 17.64/8.91 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.64/8.91 Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:05,094 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 17.64/8.91 [2019-03-28 22:34:05,094 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.64/8.91 [2019-03-28 22:34:05,357 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 17.64/8.91 [2019-03-28 22:34:05,360 INFO L216 LassoAnalysis]: Preferences: 17.64/8.91 [2019-03-28 22:34:05,360 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.64/8.91 [2019-03-28 22:34:05,360 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.64/8.91 [2019-03-28 22:34:05,360 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.64/8.91 [2019-03-28 22:34:05,361 INFO L127 ssoRankerPreferences]: Use exernal solver: false 17.64/8.91 [2019-03-28 22:34:05,361 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 17.64/8.91 [2019-03-28 22:34:05,361 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.64/8.91 [2019-03-28 22:34:05,361 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.64/8.91 [2019-03-28 22:34:05,361 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso 17.64/8.91 [2019-03-28 22:34:05,361 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.64/8.91 [2019-03-28 22:34:05,361 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.64/8.91 [2019-03-28 22:34:05,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:05,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:05,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:05,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:05,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:05,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:05,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.64/8.91 [2019-03-28 22:34:05,435 INFO L300 LassoAnalysis]: Preprocessing complete. 17.64/8.91 [2019-03-28 22:34:05,436 INFO L497 LassoAnalysis]: Using template 'affine'. 17.64/8.91 [2019-03-28 22:34:05,436 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:05,437 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:05,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.91 [2019-03-28 22:34:05,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:05,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:05,438 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:05,438 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:05,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:05,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:05,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:05,440 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:05,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.91 [2019-03-28 22:34:05,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:05,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:05,440 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:05,441 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:05,441 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:05,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:05,442 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:05,442 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:05,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.91 [2019-03-28 22:34:05,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:05,442 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:05,443 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:05,443 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:05,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:05,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:05,444 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:05,444 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:05,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:05,445 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:05,445 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:05,446 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:05,446 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:05,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:05,449 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:05,450 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:05,450 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.64/8.91 [2019-03-28 22:34:05,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:05,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:05,450 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:05,451 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:05,451 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:05,452 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.64/8.91 [2019-03-28 22:34:05,452 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.64/8.91 Termination analysis: LINEAR_WITH_GUESSES 17.64/8.91 Number of strict supporting invariants: 0 17.64/8.91 Number of non-strict supporting invariants: 1 17.64/8.91 Consider only non-deceasing supporting invariants: true 17.64/8.91 Simplify termination arguments: true 17.64/8.91 Simplify supporting invariants: trueOverapproximate stem: false 17.64/8.91 [2019-03-28 22:34:05,452 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.64/8.91 [2019-03-28 22:34:05,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.64/8.91 [2019-03-28 22:34:05,453 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.64/8.91 [2019-03-28 22:34:05,453 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.64/8.91 [2019-03-28 22:34:05,455 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 17.64/8.91 [2019-03-28 22:34:05,455 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 17.64/8.91 [2019-03-28 22:34:05,469 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 17.64/8.91 [2019-03-28 22:34:05,474 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 17.64/8.91 [2019-03-28 22:34:05,474 INFO L444 ModelExtractionUtils]: 8 out of 13 variables were initially zero. Simplification set additionally 0 variables to zero. 17.64/8.91 [2019-03-28 22:34:05,475 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 17.64/8.91 [2019-03-28 22:34:05,476 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. 17.64/8.91 [2019-03-28 22:34:05,476 INFO L518 LassoAnalysis]: Proved termination. 17.64/8.91 [2019-03-28 22:34:05,476 INFO L520 LassoAnalysis]: Termination argument consisting of: 17.64/8.91 Ranking function f(ULTIMATE.start_main_~y~0) = -2*ULTIMATE.start_main_~y~0 + 199 17.64/8.91 Supporting invariants [1*ULTIMATE.start_main_~x~0 - 1 >= 0] 17.64/8.91 [2019-03-28 22:34:05,479 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed 17.64/8.91 [2019-03-28 22:34:05,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.64/8.91 [2019-03-28 22:34:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.64/8.91 [2019-03-28 22:34:05,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 3 conjunts are in the unsatisfiable core 17.64/8.91 [2019-03-28 22:34:05,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.64/8.91 [2019-03-28 22:34:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.64/8.91 [2019-03-28 22:34:05,511 WARN L254 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 5 conjunts are in the unsatisfiable core 17.64/8.91 [2019-03-28 22:34:05,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.64/8.91 [2019-03-28 22:34:05,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 17.64/8.91 [2019-03-28 22:34:05,521 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 17.64/8.91 [2019-03-28 22:34:05,521 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 17.64/8.91 [2019-03-28 22:34:05,521 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states and 3 transitions. cyclomatic complexity: 1 Second operand 2 states. 17.64/8.91 [2019-03-28 22:34:05,537 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states and 3 transitions. cyclomatic complexity: 1. Second operand 2 states. Result 4 states and 4 transitions. Complement of second has 2 states. 17.64/8.91 [2019-03-28 22:34:05,538 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 17.64/8.91 [2019-03-28 22:34:05,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 17.64/8.91 [2019-03-28 22:34:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 5 transitions. 17.64/8.91 [2019-03-28 22:34:05,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 5 transitions. Stem has 2 letters. Loop has 1 letters. 17.64/8.91 [2019-03-28 22:34:05,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.64/8.91 [2019-03-28 22:34:05,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 5 transitions. Stem has 3 letters. Loop has 1 letters. 17.64/8.91 [2019-03-28 22:34:05,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.64/8.91 [2019-03-28 22:34:05,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 5 transitions. Stem has 2 letters. Loop has 2 letters. 17.64/8.91 [2019-03-28 22:34:05,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.64/8.91 [2019-03-28 22:34:05,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4 states and 4 transitions. 17.64/8.91 [2019-03-28 22:34:05,540 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 17.64/8.91 [2019-03-28 22:34:05,541 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4 states to 0 states and 0 transitions. 17.64/8.91 [2019-03-28 22:34:05,541 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 17.64/8.91 [2019-03-28 22:34:05,541 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 17.64/8.91 [2019-03-28 22:34:05,541 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 17.64/8.91 [2019-03-28 22:34:05,541 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 17.64/8.91 [2019-03-28 22:34:05,541 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.64/8.91 [2019-03-28 22:34:05,541 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.64/8.91 [2019-03-28 22:34:05,542 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.64/8.91 [2019-03-28 22:34:05,542 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ 17.64/8.91 [2019-03-28 22:34:05,542 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 17.64/8.91 [2019-03-28 22:34:05,542 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 17.64/8.91 [2019-03-28 22:34:05,542 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 17.64/8.91 [2019-03-28 22:34:05,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:34:05 BasicIcfg 17.64/8.91 [2019-03-28 22:34:05,548 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 17.64/8.91 [2019-03-28 22:34:05,549 INFO L168 Benchmark]: Toolchain (without parser) took 3924.74 ms. Allocated memory was 649.6 MB in the beginning and 756.5 MB in the end (delta: 107.0 MB). Free memory was 558.5 MB in the beginning and 644.3 MB in the end (delta: -85.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 50.3 GB. 17.64/8.91 [2019-03-28 22:34:05,550 INFO L168 Benchmark]: CDTParser took 0.16 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. 17.64/8.91 [2019-03-28 22:34:05,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 288.71 ms. Allocated memory was 649.6 MB in the beginning and 684.2 MB in the end (delta: 34.6 MB). Free memory was 558.5 MB in the beginning and 650.6 MB in the end (delta: -92.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 50.3 GB. 17.64/8.91 [2019-03-28 22:34:05,552 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.66 ms. Allocated memory is still 684.2 MB. Free memory was 650.6 MB in the beginning and 649.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 17.64/8.91 [2019-03-28 22:34:05,552 INFO L168 Benchmark]: Boogie Preprocessor took 20.67 ms. Allocated memory is still 684.2 MB. Free memory was 649.2 MB in the beginning and 646.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 17.64/8.91 [2019-03-28 22:34:05,553 INFO L168 Benchmark]: RCFGBuilder took 206.59 ms. Allocated memory is still 684.2 MB. Free memory was 646.1 MB in the beginning and 633.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 17.64/8.91 [2019-03-28 22:34:05,553 INFO L168 Benchmark]: BlockEncodingV2 took 81.59 ms. Allocated memory is still 684.2 MB. Free memory was 633.2 MB in the beginning and 627.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 17.64/8.91 [2019-03-28 22:34:05,554 INFO L168 Benchmark]: TraceAbstraction took 104.86 ms. Allocated memory is still 684.2 MB. Free memory was 627.8 MB in the beginning and 621.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. 17.64/8.91 [2019-03-28 22:34:05,554 INFO L168 Benchmark]: BuchiAutomizer took 3179.34 ms. Allocated memory was 684.2 MB in the beginning and 756.5 MB in the end (delta: 72.4 MB). Free memory was 621.1 MB in the beginning and 644.3 MB in the end (delta: -23.3 MB). Peak memory consumption was 49.1 MB. Max. memory is 50.3 GB. 17.64/8.91 [2019-03-28 22:34:05,559 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 17.64/8.91 --- Results --- 17.64/8.91 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 17.64/8.91 - StatisticsResult: Initial Icfg 17.64/8.91 7 locations, 9 edges 17.64/8.91 - StatisticsResult: Encoded RCFG 17.64/8.91 3 locations, 5 edges 17.64/8.91 * Results from de.uni_freiburg.informatik.ultimate.core: 17.64/8.91 - StatisticsResult: Toolchain Benchmarks 17.64/8.91 Benchmark results are: 17.64/8.91 * CDTParser took 0.16 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. 17.64/8.91 * CACSL2BoogieTranslator took 288.71 ms. Allocated memory was 649.6 MB in the beginning and 684.2 MB in the end (delta: 34.6 MB). Free memory was 558.5 MB in the beginning and 650.6 MB in the end (delta: -92.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 50.3 GB. 17.64/8.91 * Boogie Procedure Inliner took 37.66 ms. Allocated memory is still 684.2 MB. Free memory was 650.6 MB in the beginning and 649.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 17.64/8.91 * Boogie Preprocessor took 20.67 ms. Allocated memory is still 684.2 MB. Free memory was 649.2 MB in the beginning and 646.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 17.64/8.91 * RCFGBuilder took 206.59 ms. Allocated memory is still 684.2 MB. Free memory was 646.1 MB in the beginning and 633.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 17.64/8.91 * BlockEncodingV2 took 81.59 ms. Allocated memory is still 684.2 MB. Free memory was 633.2 MB in the beginning and 627.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 17.64/8.91 * TraceAbstraction took 104.86 ms. Allocated memory is still 684.2 MB. Free memory was 627.8 MB in the beginning and 621.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. 17.64/8.91 * BuchiAutomizer took 3179.34 ms. Allocated memory was 684.2 MB in the beginning and 756.5 MB in the end (delta: 72.4 MB). Free memory was 621.1 MB in the beginning and 644.3 MB in the end (delta: -23.3 MB). Peak memory consumption was 49.1 MB. Max. memory is 50.3 GB. 17.64/8.91 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 17.64/8.91 - AllSpecificationsHoldResult: All specifications hold 17.64/8.91 We were not able to verify any specifiation because the program does not contain any specification. 17.64/8.91 - StatisticsResult: Ultimate Automizer benchmark data 17.64/8.91 CFG has 1 procedures, 3 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 17.64/8.91 - StatisticsResult: Constructed decomposition of program 17.64/8.91 Your program was decomposed into 3 terminating modules (0 trivial, 0 deterministic, 3 nondeterministic). One nondeterministic module has affine ranking function -2 * z + 199 and consists of 2 locations. One nondeterministic module has affine ranking function -2 * y + 199 and consists of 2 locations. One nondeterministic module has affine ranking function -2 * y + 199 and consists of 2 locations. 17.64/8.91 - StatisticsResult: Timing statistics 17.64/8.91 BüchiAutomizer plugin needed 3.1s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 3 states and ocurred in iteration 1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 7 SDtfs, 12 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital22 mio100 ax159 hnf96 lsp61 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq180 hnf94 smp100 dnf100 smp100 tf100 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 16ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 12 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.2s 17.64/8.91 - TerminationAnalysisResult: Termination proven 17.64/8.91 Buchi Automizer proved that your program is terminating 17.64/8.91 RESULT: Ultimate proved your program to be correct! 17.64/8.91 !SESSION 2019-03-28 22:33:58.372 ----------------------------------------------- 17.64/8.91 eclipse.buildId=unknown 17.64/8.91 java.version=1.8.0_181 17.64/8.91 java.vendor=Oracle Corporation 17.64/8.91 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 17.64/8.91 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 17.64/8.91 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 17.64/8.91 17.64/8.91 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:34:05.789 17.64/8.91 !MESSAGE The workspace will exit with unsaved changes in this session. 17.64/8.91 Received shutdown request... 17.64/8.91 Ultimate: 17.64/8.91 GTK+ Version Check 17.64/8.91 EOF