17.93/9.43 YES 17.93/9.43 17.93/9.43 Ultimate: Cannot open display: 17.93/9.43 This is Ultimate 0.1.24-8dc7c08-m 17.93/9.43 [2019-03-28 12:02:00,597 INFO L170 SettingsManager]: Resetting all preferences to default values... 17.93/9.43 [2019-03-28 12:02:00,599 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 17.93/9.43 [2019-03-28 12:02:00,610 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 17.93/9.43 [2019-03-28 12:02:00,611 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 17.93/9.43 [2019-03-28 12:02:00,612 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 17.93/9.43 [2019-03-28 12:02:00,613 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 17.93/9.43 [2019-03-28 12:02:00,614 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 17.93/9.43 [2019-03-28 12:02:00,616 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 17.93/9.43 [2019-03-28 12:02:00,617 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 17.93/9.43 [2019-03-28 12:02:00,618 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 17.93/9.43 [2019-03-28 12:02:00,618 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 17.93/9.43 [2019-03-28 12:02:00,619 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 17.93/9.43 [2019-03-28 12:02:00,620 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 17.93/9.43 [2019-03-28 12:02:00,621 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 17.93/9.43 [2019-03-28 12:02:00,621 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 17.93/9.43 [2019-03-28 12:02:00,622 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 17.93/9.43 [2019-03-28 12:02:00,624 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 17.93/9.43 [2019-03-28 12:02:00,626 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 17.93/9.43 [2019-03-28 12:02:00,628 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 17.93/9.43 [2019-03-28 12:02:00,629 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 17.93/9.43 [2019-03-28 12:02:00,630 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 17.93/9.43 [2019-03-28 12:02:00,632 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 17.93/9.43 [2019-03-28 12:02:00,632 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 17.93/9.43 [2019-03-28 12:02:00,632 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 17.93/9.43 [2019-03-28 12:02:00,633 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 17.93/9.43 [2019-03-28 12:02:00,633 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 17.93/9.43 [2019-03-28 12:02:00,634 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 17.93/9.43 [2019-03-28 12:02:00,634 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 17.93/9.43 [2019-03-28 12:02:00,635 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 17.93/9.43 [2019-03-28 12:02:00,636 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 17.93/9.43 [2019-03-28 12:02:00,637 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 17.93/9.43 [2019-03-28 12:02:00,638 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 17.93/9.43 [2019-03-28 12:02:00,638 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 17.93/9.43 [2019-03-28 12:02:00,638 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 17.93/9.43 [2019-03-28 12:02:00,639 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 17.93/9.43 [2019-03-28 12:02:00,639 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 17.93/9.43 [2019-03-28 12:02:00,640 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 17.93/9.43 [2019-03-28 12:02:00,640 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 17.93/9.43 [2019-03-28 12:02:00,641 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf 17.93/9.43 [2019-03-28 12:02:00,655 INFO L110 SettingsManager]: Loading preferences was successful 17.93/9.43 [2019-03-28 12:02:00,656 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 17.93/9.43 [2019-03-28 12:02:00,657 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 17.93/9.43 [2019-03-28 12:02:00,657 INFO L133 SettingsManager]: * Rewrite not-equals=true 17.93/9.43 [2019-03-28 12:02:00,657 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 17.93/9.43 [2019-03-28 12:02:00,657 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 17.93/9.43 [2019-03-28 12:02:00,657 INFO L133 SettingsManager]: * Use SBE=true 17.93/9.43 [2019-03-28 12:02:00,658 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 17.93/9.43 [2019-03-28 12:02:00,658 INFO L133 SettingsManager]: * Use old map elimination=false 17.93/9.43 [2019-03-28 12:02:00,658 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 17.93/9.43 [2019-03-28 12:02:00,658 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 17.93/9.43 [2019-03-28 12:02:00,658 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 17.93/9.43 [2019-03-28 12:02:00,658 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 17.93/9.43 [2019-03-28 12:02:00,659 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 17.93/9.44 [2019-03-28 12:02:00,659 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:00,659 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 17.93/9.44 [2019-03-28 12:02:00,659 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 17.93/9.44 [2019-03-28 12:02:00,659 INFO L133 SettingsManager]: * Check division by zero=IGNORE 17.93/9.44 [2019-03-28 12:02:00,660 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 17.93/9.44 [2019-03-28 12:02:00,660 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 17.93/9.44 [2019-03-28 12:02:00,660 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 17.93/9.44 [2019-03-28 12:02:00,660 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 17.93/9.44 [2019-03-28 12:02:00,660 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 17.93/9.44 [2019-03-28 12:02:00,660 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 17.93/9.44 [2019-03-28 12:02:00,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 17.93/9.44 [2019-03-28 12:02:00,661 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 17.93/9.44 [2019-03-28 12:02:00,661 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 17.93/9.44 [2019-03-28 12:02:00,661 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 17.93/9.44 [2019-03-28 12:02:00,661 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 17.93/9.44 [2019-03-28 12:02:00,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 17.93/9.44 [2019-03-28 12:02:00,700 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 17.93/9.44 [2019-03-28 12:02:00,704 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 17.93/9.44 [2019-03-28 12:02:00,705 INFO L271 PluginConnector]: Initializing CDTParser... 17.93/9.44 [2019-03-28 12:02:00,706 INFO L276 PluginConnector]: CDTParser initialized 17.93/9.44 [2019-03-28 12:02:00,707 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 17.93/9.44 [2019-03-28 12:02:00,771 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/3869bad2273942f5975cdee804a0f8e4/FLAG1d71a563e 17.93/9.44 [2019-03-28 12:02:01,110 INFO L307 CDTParser]: Found 1 translation units. 17.93/9.44 [2019-03-28 12:02:01,110 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c 17.93/9.44 [2019-03-28 12:02:01,117 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/3869bad2273942f5975cdee804a0f8e4/FLAG1d71a563e 17.93/9.44 [2019-03-28 12:02:01,530 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/3869bad2273942f5975cdee804a0f8e4 17.93/9.44 [2019-03-28 12:02:01,541 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 17.93/9.44 [2019-03-28 12:02:01,543 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 17.93/9.44 [2019-03-28 12:02:01,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 17.93/9.44 [2019-03-28 12:02:01,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 17.93/9.44 [2019-03-28 12:02:01,548 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 17.93/9.44 [2019-03-28 12:02:01,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a4460a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01, skipping insertion in model container 17.93/9.44 [2019-03-28 12:02:01,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 17.93/9.44 [2019-03-28 12:02:01,578 INFO L176 MainTranslator]: Built tables and reachable declarations 17.93/9.44 [2019-03-28 12:02:01,735 INFO L206 PostProcessor]: Analyzing one entry point: main 17.93/9.44 [2019-03-28 12:02:01,739 INFO L191 MainTranslator]: Completed pre-run 17.93/9.44 [2019-03-28 12:02:01,756 INFO L206 PostProcessor]: Analyzing one entry point: main 17.93/9.44 [2019-03-28 12:02:01,825 INFO L195 MainTranslator]: Completed translation 17.93/9.44 [2019-03-28 12:02:01,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01 WrapperNode 17.93/9.44 [2019-03-28 12:02:01,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 17.93/9.44 [2019-03-28 12:02:01,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 17.93/9.44 [2019-03-28 12:02:01,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 17.93/9.44 [2019-03-28 12:02:01,827 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 17.93/9.44 [2019-03-28 12:02:01,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 17.93/9.44 [2019-03-28 12:02:01,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 17.93/9.44 [2019-03-28 12:02:01,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 17.93/9.44 [2019-03-28 12:02:01,862 INFO L276 PluginConnector]: Boogie Preprocessor initialized 17.93/9.44 [2019-03-28 12:02:01,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 [2019-03-28 12:02:01,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 17.93/9.44 [2019-03-28 12:02:01,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 17.93/9.44 [2019-03-28 12:02:01,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... 17.93/9.44 [2019-03-28 12:02:01,880 INFO L276 PluginConnector]: RCFGBuilder initialized 17.93/9.44 [2019-03-28 12:02:01,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (1/1) ... 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 17.93/9.44 [2019-03-28 12:02:01,942 INFO L130 BoogieDeclarations]: Found specification of procedure f 17.93/9.44 [2019-03-28 12:02:01,943 INFO L138 BoogieDeclarations]: Found implementation of procedure f 17.93/9.44 [2019-03-28 12:02:01,943 INFO L130 BoogieDeclarations]: Found specification of procedure g 17.93/9.44 [2019-03-28 12:02:01,943 INFO L138 BoogieDeclarations]: Found implementation of procedure g 17.93/9.44 [2019-03-28 12:02:01,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 17.93/9.44 [2019-03-28 12:02:01,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 17.93/9.44 [2019-03-28 12:02:02,088 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 17.93/9.44 [2019-03-28 12:02:02,088 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. 17.93/9.44 [2019-03-28 12:02:02,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:02:02 BoogieIcfgContainer 17.93/9.44 [2019-03-28 12:02:02,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 17.93/9.44 [2019-03-28 12:02:02,090 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 17.93/9.44 [2019-03-28 12:02:02,090 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 17.93/9.44 [2019-03-28 12:02:02,093 INFO L276 PluginConnector]: BlockEncodingV2 initialized 17.93/9.44 [2019-03-28 12:02:02,093 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:02:02" (1/1) ... 17.93/9.44 [2019-03-28 12:02:02,111 INFO L313 BlockEncoder]: Initial Icfg 19 locations, 21 edges 17.93/9.44 [2019-03-28 12:02:02,112 INFO L258 BlockEncoder]: Using Remove infeasible edges 17.93/9.44 [2019-03-28 12:02:02,113 INFO L263 BlockEncoder]: Using Maximize final states 17.93/9.44 [2019-03-28 12:02:02,114 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 17.93/9.44 [2019-03-28 12:02:02,114 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 17.93/9.44 [2019-03-28 12:02:02,116 INFO L296 BlockEncoder]: Using Remove sink states 17.93/9.44 [2019-03-28 12:02:02,117 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 17.93/9.44 [2019-03-28 12:02:02,117 INFO L179 BlockEncoder]: Using Rewrite not-equals 17.93/9.44 [2019-03-28 12:02:02,132 INFO L185 BlockEncoder]: Using Use SBE 17.93/9.44 [2019-03-28 12:02:02,147 INFO L200 BlockEncoder]: SBE split 2 edges 17.93/9.44 [2019-03-28 12:02:02,151 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 17.93/9.44 [2019-03-28 12:02:02,153 INFO L71 MaximizeFinalStates]: 0 new accepting states 17.93/9.44 [2019-03-28 12:02:02,165 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 17.93/9.44 [2019-03-28 12:02:02,167 INFO L70 RemoveSinkStates]: Removed 5 edges and 3 locations by removing sink states 17.93/9.44 [2019-03-28 12:02:02,169 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 17.93/9.44 [2019-03-28 12:02:02,169 INFO L71 MaximizeFinalStates]: 0 new accepting states 17.93/9.44 [2019-03-28 12:02:02,174 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 17.93/9.44 [2019-03-28 12:02:02,175 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 17.93/9.44 [2019-03-28 12:02:02,175 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 17.93/9.44 [2019-03-28 12:02:02,175 INFO L71 MaximizeFinalStates]: 0 new accepting states 17.93/9.44 [2019-03-28 12:02:02,175 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 17.93/9.44 [2019-03-28 12:02:02,176 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 17.93/9.44 [2019-03-28 12:02:02,176 INFO L313 BlockEncoder]: Encoded RCFG 12 locations, 14 edges 17.93/9.44 [2019-03-28 12:02:02,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:02:02 BasicIcfg 17.93/9.44 [2019-03-28 12:02:02,177 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 17.93/9.44 [2019-03-28 12:02:02,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 17.93/9.44 [2019-03-28 12:02:02,178 INFO L271 PluginConnector]: Initializing TraceAbstraction... 17.93/9.44 [2019-03-28 12:02:02,181 INFO L276 PluginConnector]: TraceAbstraction initialized 17.93/9.44 [2019-03-28 12:02:02,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:02:01" (1/4) ... 17.93/9.44 [2019-03-28 12:02:02,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b16931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:02:02, skipping insertion in model container 17.93/9.44 [2019-03-28 12:02:02,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (2/4) ... 17.93/9.44 [2019-03-28 12:02:02,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b16931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:02:02, skipping insertion in model container 17.93/9.44 [2019-03-28 12:02:02,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:02:02" (3/4) ... 17.93/9.44 [2019-03-28 12:02:02,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b16931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:02:02, skipping insertion in model container 17.93/9.44 [2019-03-28 12:02:02,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:02:02" (4/4) ... 17.93/9.44 [2019-03-28 12:02:02,186 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 17.93/9.44 [2019-03-28 12:02:02,196 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 17.93/9.44 [2019-03-28 12:02:02,204 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 17.93/9.44 [2019-03-28 12:02:02,224 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 17.93/9.44 [2019-03-28 12:02:02,254 INFO L133 ementStrategyFactory]: Using default assertion order modulation 17.93/9.44 [2019-03-28 12:02:02,255 INFO L382 AbstractCegarLoop]: Interprodecural is true 17.93/9.44 [2019-03-28 12:02:02,255 INFO L383 AbstractCegarLoop]: Hoare is true 17.93/9.44 [2019-03-28 12:02:02,255 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 17.93/9.44 [2019-03-28 12:02:02,255 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 17.93/9.44 [2019-03-28 12:02:02,255 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 17.93/9.44 [2019-03-28 12:02:02,255 INFO L387 AbstractCegarLoop]: Difference is false 17.93/9.44 [2019-03-28 12:02:02,256 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 17.93/9.44 [2019-03-28 12:02:02,256 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 17.93/9.44 [2019-03-28 12:02:02,273 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. 17.93/9.44 [2019-03-28 12:02:02,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 17.93/9.44 [2019-03-28 12:02:02,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 12 states. 17.93/9.44 [2019-03-28 12:02:02,342 INFO L448 ceAbstractionStarter]: For program point fEXIT(lines 17 23) no Hoare annotation was computed. 17.93/9.44 [2019-03-28 12:02:02,343 INFO L451 ceAbstractionStarter]: At program point fENTRY(lines 17 23) the Hoare annotation is: true 17.93/9.44 [2019-03-28 12:02:02,343 INFO L451 ceAbstractionStarter]: At program point L21(line 21) the Hoare annotation is: true 17.93/9.44 [2019-03-28 12:02:02,344 INFO L448 ceAbstractionStarter]: For program point fFINAL(lines 17 23) no Hoare annotation was computed. 17.93/9.44 [2019-03-28 12:02:02,344 INFO L448 ceAbstractionStarter]: For program point L21-1(line 21) no Hoare annotation was computed. 17.93/9.44 [2019-03-28 12:02:02,344 INFO L448 ceAbstractionStarter]: For program point L18(lines 18 22) no Hoare annotation was computed. 17.93/9.44 [2019-03-28 12:02:02,344 INFO L451 ceAbstractionStarter]: At program point L26(line 26) the Hoare annotation is: true 17.93/9.44 [2019-03-28 12:02:02,344 INFO L448 ceAbstractionStarter]: For program point L26-1(line 26) no Hoare annotation was computed. 17.93/9.44 [2019-03-28 12:02:02,344 INFO L448 ceAbstractionStarter]: For program point gEXIT(lines 25 27) no Hoare annotation was computed. 17.93/9.44 [2019-03-28 12:02:02,345 INFO L451 ceAbstractionStarter]: At program point gENTRY(lines 25 27) the Hoare annotation is: true 17.93/9.44 [2019-03-28 12:02:02,345 INFO L451 ceAbstractionStarter]: At program point L33(line 33) the Hoare annotation is: true 17.93/9.44 [2019-03-28 12:02:02,345 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 17.93/9.44 [2019-03-28 12:02:02,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:02:02 BasicIcfg 17.93/9.44 [2019-03-28 12:02:02,349 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 17.93/9.44 [2019-03-28 12:02:02,349 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 17.93/9.44 [2019-03-28 12:02:02,349 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 17.93/9.44 [2019-03-28 12:02:02,353 INFO L276 PluginConnector]: BuchiAutomizer initialized 17.93/9.44 [2019-03-28 12:02:02,354 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.93/9.44 [2019-03-28 12:02:02,354 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:02:01" (1/5) ... 17.93/9.44 [2019-03-28 12:02:02,354 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2aee58b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:02:02, skipping insertion in model container 17.93/9.44 [2019-03-28 12:02:02,355 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.93/9.44 [2019-03-28 12:02:02,355 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:02:01" (2/5) ... 17.93/9.44 [2019-03-28 12:02:02,355 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2aee58b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:02:02, skipping insertion in model container 17.93/9.44 [2019-03-28 12:02:02,355 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.93/9.44 [2019-03-28 12:02:02,355 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:02:02" (3/5) ... 17.93/9.44 [2019-03-28 12:02:02,356 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2aee58b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:02:02, skipping insertion in model container 17.93/9.44 [2019-03-28 12:02:02,356 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.93/9.44 [2019-03-28 12:02:02,356 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:02:02" (4/5) ... 17.93/9.44 [2019-03-28 12:02:02,356 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2aee58b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:02:02, skipping insertion in model container 17.93/9.44 [2019-03-28 12:02:02,357 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 17.93/9.44 [2019-03-28 12:02:02,357 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:02:02" (5/5) ... 17.93/9.44 [2019-03-28 12:02:02,358 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 17.93/9.44 [2019-03-28 12:02:02,386 INFO L133 ementStrategyFactory]: Using default assertion order modulation 17.93/9.44 [2019-03-28 12:02:02,386 INFO L374 BuchiCegarLoop]: Interprodecural is true 17.93/9.44 [2019-03-28 12:02:02,387 INFO L375 BuchiCegarLoop]: Hoare is true 17.93/9.44 [2019-03-28 12:02:02,387 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 17.93/9.44 [2019-03-28 12:02:02,387 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 17.93/9.44 [2019-03-28 12:02:02,387 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 17.93/9.44 [2019-03-28 12:02:02,387 INFO L379 BuchiCegarLoop]: Difference is false 17.93/9.44 [2019-03-28 12:02:02,387 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 17.93/9.44 [2019-03-28 12:02:02,388 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 17.93/9.44 [2019-03-28 12:02:02,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. 17.93/9.44 [2019-03-28 12:02:02,410 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 17.93/9.44 [2019-03-28 12:02:02,411 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.93/9.44 [2019-03-28 12:02:02,411 INFO L119 BuchiIsEmpty]: Starting construction of run 17.93/9.44 [2019-03-28 12:02:02,418 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 17.93/9.44 [2019-03-28 12:02:02,418 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] 17.93/9.44 [2019-03-28 12:02:02,418 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 17.93/9.44 [2019-03-28 12:02:02,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. 17.93/9.44 [2019-03-28 12:02:02,420 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 17.93/9.44 [2019-03-28 12:02:02,420 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.93/9.44 [2019-03-28 12:02:02,420 INFO L119 BuchiIsEmpty]: Starting construction of run 17.93/9.44 [2019-03-28 12:02:02,420 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 17.93/9.44 [2019-03-28 12:02:02,421 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] 17.93/9.44 [2019-03-28 12:02:02,426 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [62] ULTIMATE.startENTRY-->L33: Formula: (and (<= 0 v_ULTIMATE.start_main_~x~0_8) (<= 0 v_ULTIMATE.start_main_~i~0_8)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_6|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~x~0, ULTIMATE.start_main_#t~ret4] 7#L33true [45] L33-->fENTRY: Formula: (and (= |v_f_#in~iInParam_2| v_ULTIMATE.start_main_~i~0_7) (= |v_f_#in~xInParam_2| v_ULTIMATE.start_main_~x~0_7)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{f_#in~i=|v_f_#in~iInParam_2|, f_#in~x=|v_f_#in~xInParam_2|} AuxVars[] AssignedVars[f_#in~i, f_#in~x]< 8#fENTRYtrue 17.93/9.44 [2019-03-28 12:02:02,427 INFO L796 eck$LassoCheckResult]: Loop: 8#fENTRYtrue [44] fENTRY-->L18: Formula: (and (= v_f_~x_1 |v_f_#in~x_1|) (= v_f_~i_1 |v_f_#in~i_1|)) InVars {f_#in~x=|v_f_#in~x_1|, f_#in~i=|v_f_#in~i_1|} OutVars{f_~i=v_f_~i_1, f_#in~x=|v_f_#in~x_1|, f_#in~i=|v_f_#in~i_1|, f_~x=v_f_~x_1} AuxVars[] AssignedVars[f_~i, f_~x] 12#L18true [57] L18-->L21: Formula: (> 0 v_f_~i_3) InVars {f_~i=v_f_~i_3} OutVars{f_~i=v_f_~i_3} AuxVars[] AssignedVars[] 3#L21true [32] L21-->gENTRY: Formula: (and (= |v_g_#in~cInParam_1| v_f_~i_5) (= |v_g_#in~bInParam_1| v_f_~x_4) (= |v_g_#in~aInParam_1| (+ v_f_~i_5 (- 1)))) InVars {f_~i=v_f_~i_5, f_~x=v_f_~x_4} OutVars{g_#in~a=|v_g_#in~aInParam_1|, g_#in~b=|v_g_#in~bInParam_1|, g_#in~c=|v_g_#in~cInParam_1|} AuxVars[] AssignedVars[g_#in~a, g_#in~b, g_#in~c]< 5#gENTRYtrue [43] gENTRY-->L26: Formula: (and (= v_g_~a_1 |v_g_#in~a_1|) (= v_g_~c_1 |v_g_#in~c_1|) (= v_g_~b_1 |v_g_#in~b_1|)) InVars {g_#in~a=|v_g_#in~a_1|, g_#in~b=|v_g_#in~b_1|, g_#in~c=|v_g_#in~c_1|} OutVars{g_#in~a=|v_g_#in~a_1|, g_~c=v_g_~c_1, g_#in~b=|v_g_#in~b_1|, g_#in~c=|v_g_#in~c_1|, g_~b=v_g_~b_1, g_~a=v_g_~a_1} AuxVars[] AssignedVars[g_~c, g_~b, g_~a] 10#L26true [46] L26-->fENTRY: Formula: (and (= |v_f_#in~xInParam_1| (+ v_g_~b_3 v_g_~c_3)) (= |v_f_#in~iInParam_1| v_g_~a_3)) InVars {g_~c=v_g_~c_3, g_~b=v_g_~b_3, g_~a=v_g_~a_3} OutVars{f_#in~i=|v_f_#in~iInParam_1|, f_#in~x=|v_f_#in~xInParam_1|} AuxVars[] AssignedVars[f_#in~i, f_#in~x]< 8#fENTRYtrue 17.93/9.44 [2019-03-28 12:02:02,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:02,433 INFO L82 PathProgramCache]: Analyzing trace with hash 2928, now seen corresponding path program 1 times 17.93/9.44 [2019-03-28 12:02:02,435 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.93/9.44 [2019-03-28 12:02:02,435 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.93/9.44 [2019-03-28 12:02:02,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:02,456 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:02,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:02,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:02,507 INFO L82 PathProgramCache]: Analyzing trace with hash 70994293, now seen corresponding path program 1 times 17.93/9.44 [2019-03-28 12:02:02,508 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.93/9.44 [2019-03-28 12:02:02,508 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.93/9.44 [2019-03-28 12:02:02,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:02,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:02,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:02,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:02,535 INFO L82 PathProgramCache]: Analyzing trace with hash -2030826650, now seen corresponding path program 1 times 17.93/9.44 [2019-03-28 12:02:02,535 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.93/9.44 [2019-03-28 12:02:02,536 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.93/9.44 [2019-03-28 12:02:02,537 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:02,537 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:02,537 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.93/9.44 [2019-03-28 12:02:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 17.93/9.44 [2019-03-28 12:02:02,611 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 17.93/9.44 [2019-03-28 12:02:02,611 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 17.93/9.44 [2019-03-28 12:02:02,769 INFO L216 LassoAnalysis]: Preferences: 17.93/9.44 [2019-03-28 12:02:02,771 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.93/9.44 [2019-03-28 12:02:02,771 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.93/9.44 [2019-03-28 12:02:02,771 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.93/9.44 [2019-03-28 12:02:02,771 INFO L127 ssoRankerPreferences]: Use exernal solver: true 17.93/9.44 [2019-03-28 12:02:02,772 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:02,772 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.93/9.44 [2019-03-28 12:02:02,772 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.93/9.44 [2019-03-28 12:02:02,772 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 17.93/9.44 [2019-03-28 12:02:02,772 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.93/9.44 [2019-03-28 12:02:02,773 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.93/9.44 [2019-03-28 12:02:02,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:02,933 INFO L300 LassoAnalysis]: Preprocessing complete. 17.93/9.44 [2019-03-28 12:02:02,934 INFO L412 LassoAnalysis]: Checking for nontermination... 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:02,940 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:02,940 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:02,949 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:02,949 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#res=0} Honda state: {g_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:02,978 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:02,978 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:02,981 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:02,982 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_~b=0} Honda state: {g_~b=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,009 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,009 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,013 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,013 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_~c=0} Honda state: {g_~c=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,040 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,040 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,043 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,043 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_~a=0} Honda state: {g_~a=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,070 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,070 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,108 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,108 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,200 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,200 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_#in~x=0, f_#in~i=-16} Honda state: {f_#in~x=0, f_#in~i=-16} Generalized eigenvectors: [{f_#in~x=-7, f_#in~i=-1}, {f_#in~x=-1, f_#in~i=0}, {f_#in~x=-8, f_#in~i=0}] Lambdas: [1, 1, 1] Nus: [1, 0] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,229 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,229 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,233 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,233 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#in~b=0} Honda state: {g_#in~b=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,260 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,261 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,264 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,265 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#t~ret1=0} Honda state: {g_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,292 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,292 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,296 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,296 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_#res=0} Honda state: {f_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,323 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,323 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,327 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,327 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_#t~ret0=0} Honda state: {f_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,354 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,354 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,358 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,358 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_~x=0} Honda state: {f_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,384 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,385 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,388 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,388 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#in~a=0} Honda state: {g_#in~a=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,416 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,416 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,420 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,420 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_~i=0} Honda state: {f_~i=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,449 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,449 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,452 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,452 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#in~c=0} Honda state: {g_#in~c=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 [2019-03-28 12:02:03,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. 17.93/9.44 [2019-03-28 12:02:03,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 17.93/9.44 [2019-03-28 12:02:03,494 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 5 states. 17.93/9.44 [2019-03-28 12:02:03,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 17.93/9.44 [2019-03-28 12:02:03,542 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. 17.93/9.44 [2019-03-28 12:02:03,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 17.93/9.44 [2019-03-28 12:02:03,545 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 26 transitions. 17.93/9.44 [2019-03-28 12:02:03,551 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 17.93/9.44 [2019-03-28 12:02:03,555 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 11 states and 12 transitions. 17.93/9.44 [2019-03-28 12:02:03,556 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 17.93/9.44 [2019-03-28 12:02:03,557 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 17.93/9.44 [2019-03-28 12:02:03,557 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 12 transitions. 17.93/9.44 [2019-03-28 12:02:03,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 17.93/9.44 [2019-03-28 12:02:03,558 INFO L706 BuchiCegarLoop]: Abstraction has 11 states and 12 transitions. 17.93/9.44 [2019-03-28 12:02:03,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 12 transitions. 17.93/9.44 [2019-03-28 12:02:03,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. 17.93/9.44 [2019-03-28 12:02:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. 17.93/9.44 [2019-03-28 12:02:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:03,589 INFO L729 BuchiCegarLoop]: Abstraction has 9 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:03,589 INFO L609 BuchiCegarLoop]: Abstraction has 9 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:03,589 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 17.93/9.44 [2019-03-28 12:02:03,589 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:03,590 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 17.93/9.44 [2019-03-28 12:02:03,590 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.93/9.44 [2019-03-28 12:02:03,591 INFO L119 BuchiIsEmpty]: Starting construction of run 17.93/9.44 [2019-03-28 12:02:03,591 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] 17.93/9.44 [2019-03-28 12:02:03,591 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] 17.93/9.44 [2019-03-28 12:02:03,592 INFO L794 eck$LassoCheckResult]: Stem: 53#ULTIMATE.startENTRY [62] ULTIMATE.startENTRY-->L33: Formula: (and (<= 0 v_ULTIMATE.start_main_~x~0_8) (<= 0 v_ULTIMATE.start_main_~i~0_8)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_6|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~x~0, ULTIMATE.start_main_#t~ret4] 50#L33 [45] L33-->fENTRY: Formula: (and (= |v_f_#in~iInParam_2| v_ULTIMATE.start_main_~i~0_7) (= |v_f_#in~xInParam_2| v_ULTIMATE.start_main_~x~0_7)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{f_#in~i=|v_f_#in~iInParam_2|, f_#in~x=|v_f_#in~xInParam_2|} AuxVars[] AssignedVars[f_#in~i, f_#in~x]< 56#fENTRY [44] fENTRY-->L18: Formula: (and (= v_f_~x_1 |v_f_#in~x_1|) (= v_f_~i_1 |v_f_#in~i_1|)) InVars {f_#in~x=|v_f_#in~x_1|, f_#in~i=|v_f_#in~i_1|} OutVars{f_~i=v_f_~i_1, f_#in~x=|v_f_#in~x_1|, f_#in~i=|v_f_#in~i_1|, f_~x=v_f_~x_1} AuxVars[] AssignedVars[f_~i, f_~x] 57#L18 [58] L18-->L21: Formula: (< 0 v_f_~i_3) InVars {f_~i=v_f_~i_3} OutVars{f_~i=v_f_~i_3} AuxVars[] AssignedVars[] 49#L21 17.93/9.44 [2019-03-28 12:02:03,592 INFO L796 eck$LassoCheckResult]: Loop: 49#L21 [32] L21-->gENTRY: Formula: (and (= |v_g_#in~cInParam_1| v_f_~i_5) (= |v_g_#in~bInParam_1| v_f_~x_4) (= |v_g_#in~aInParam_1| (+ v_f_~i_5 (- 1)))) InVars {f_~i=v_f_~i_5, f_~x=v_f_~x_4} OutVars{g_#in~a=|v_g_#in~aInParam_1|, g_#in~b=|v_g_#in~bInParam_1|, g_#in~c=|v_g_#in~cInParam_1|} AuxVars[] AssignedVars[g_#in~a, g_#in~b, g_#in~c]< 51#gENTRY [43] gENTRY-->L26: Formula: (and (= v_g_~a_1 |v_g_#in~a_1|) (= v_g_~c_1 |v_g_#in~c_1|) (= v_g_~b_1 |v_g_#in~b_1|)) InVars {g_#in~a=|v_g_#in~a_1|, g_#in~b=|v_g_#in~b_1|, g_#in~c=|v_g_#in~c_1|} OutVars{g_#in~a=|v_g_#in~a_1|, g_~c=v_g_~c_1, g_#in~b=|v_g_#in~b_1|, g_#in~c=|v_g_#in~c_1|, g_~b=v_g_~b_1, g_~a=v_g_~a_1} AuxVars[] AssignedVars[g_~c, g_~b, g_~a] 52#L26 [46] L26-->fENTRY: Formula: (and (= |v_f_#in~xInParam_1| (+ v_g_~b_3 v_g_~c_3)) (= |v_f_#in~iInParam_1| v_g_~a_3)) InVars {g_~c=v_g_~c_3, g_~b=v_g_~b_3, g_~a=v_g_~a_3} OutVars{f_#in~i=|v_f_#in~iInParam_1|, f_#in~x=|v_f_#in~xInParam_1|} AuxVars[] AssignedVars[f_#in~i, f_#in~x]< 54#fENTRY [44] fENTRY-->L18: Formula: (and (= v_f_~x_1 |v_f_#in~x_1|) (= v_f_~i_1 |v_f_#in~i_1|)) InVars {f_#in~x=|v_f_#in~x_1|, f_#in~i=|v_f_#in~i_1|} OutVars{f_~i=v_f_~i_1, f_#in~x=|v_f_#in~x_1|, f_#in~i=|v_f_#in~i_1|, f_~x=v_f_~x_1} AuxVars[] AssignedVars[f_~i, f_~x] 55#L18 [57] L18-->L21: Formula: (> 0 v_f_~i_3) InVars {f_~i=v_f_~i_3} OutVars{f_~i=v_f_~i_3} AuxVars[] AssignedVars[] 49#L21 17.93/9.44 [2019-03-28 12:02:03,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:03,592 INFO L82 PathProgramCache]: Analyzing trace with hash 2815230, now seen corresponding path program 1 times 17.93/9.44 [2019-03-28 12:02:03,593 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.93/9.44 [2019-03-28 12:02:03,593 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.93/9.44 [2019-03-28 12:02:03,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:03,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:03,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:03,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:03,602 INFO L82 PathProgramCache]: Analyzing trace with hash 59508463, now seen corresponding path program 2 times 17.93/9.44 [2019-03-28 12:02:03,602 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.93/9.44 [2019-03-28 12:02:03,603 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.93/9.44 [2019-03-28 12:02:03,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:03,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:03,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:03,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:03,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1680627694, now seen corresponding path program 1 times 17.93/9.44 [2019-03-28 12:02:03,616 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.93/9.44 [2019-03-28 12:02:03,616 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.93/9.44 [2019-03-28 12:02:03,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:03,617 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:03,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.93/9.44 [2019-03-28 12:02:03,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 17.93/9.44 [2019-03-28 12:02:03,667 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 17.93/9.44 [2019-03-28 12:02:03,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 17.93/9.44 [2019-03-28 12:02:03,833 INFO L216 LassoAnalysis]: Preferences: 17.93/9.44 [2019-03-28 12:02:03,833 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.93/9.44 [2019-03-28 12:02:03,834 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.93/9.44 [2019-03-28 12:02:03,834 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.93/9.44 [2019-03-28 12:02:03,834 INFO L127 ssoRankerPreferences]: Use exernal solver: true 17.93/9.44 [2019-03-28 12:02:03,834 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,835 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.93/9.44 [2019-03-28 12:02:03,835 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.93/9.44 [2019-03-28 12:02:03,835 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 17.93/9.44 [2019-03-28 12:02:03,835 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.93/9.44 [2019-03-28 12:02:03,835 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.93/9.44 [2019-03-28 12:02:03,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:03,960 INFO L300 LassoAnalysis]: Preprocessing complete. 17.93/9.44 [2019-03-28 12:02:03,960 INFO L412 LassoAnalysis]: Checking for nontermination... 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:03,965 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:03,965 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:03,969 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:03,970 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_#res=0} Honda state: {f_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:04,002 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:04,002 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:04,043 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:04,043 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,136 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,136 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_~i=-1, f_#in~x=-8, f_#in~i=-1, f_~x=-8} Honda state: {f_~i=-1, f_#in~x=-8, f_#in~i=-1, f_~x=-8} Generalized eigenvectors: [{f_~i=-1, f_#in~x=0, f_#in~i=-1, f_~x=0}, {f_~i=0, f_#in~x=-1, f_#in~i=0, f_~x=-1}, {f_~i=0, f_#in~x=0, f_#in~i=0, f_~x=0}] Lambdas: [1, 1, 11] Nus: [1, 0] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,166 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,166 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,170 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,170 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_#t~ret0=0} Honda state: {f_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,197 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,197 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,201 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,201 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#res=0} Honda state: {g_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,228 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,229 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,232 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,232 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#in~c=0} Honda state: {g_#in~c=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,259 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,260 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,263 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,263 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#t~ret1=0} Honda state: {g_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,289 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,290 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,293 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,293 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_~b=0} Honda state: {g_~b=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,319 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,320 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,323 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,323 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#in~b=0} Honda state: {g_#in~b=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,350 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,350 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,353 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,354 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_~c=0} Honda state: {g_~c=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,381 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,381 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,384 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,384 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_~a=0} Honda state: {g_~a=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,413 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,413 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,416 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,417 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#in~a=0} Honda state: {g_#in~a=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 [2019-03-28 12:02:05,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. 17.93/9.44 [2019-03-28 12:02:05,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 17.93/9.44 [2019-03-28 12:02:05,441 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. cyclomatic complexity: 2 Second operand 7 states. 17.93/9.44 [2019-03-28 12:02:05,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 17.93/9.44 [2019-03-28 12:02:05,486 INFO L93 Difference]: Finished difference Result 10 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:05,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 17.93/9.44 [2019-03-28 12:02:05,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:05,488 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 17.93/9.44 [2019-03-28 12:02:05,488 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 10 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:05,489 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 17.93/9.44 [2019-03-28 12:02:05,489 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 17.93/9.44 [2019-03-28 12:02:05,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:05,489 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 17.93/9.44 [2019-03-28 12:02:05,489 INFO L706 BuchiCegarLoop]: Abstraction has 10 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:05,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 10 transitions. 17.93/9.44 [2019-03-28 12:02:05,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 7. 17.93/9.44 [2019-03-28 12:02:05,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. 17.93/9.44 [2019-03-28 12:02:05,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. 17.93/9.44 [2019-03-28 12:02:05,491 INFO L729 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. 17.93/9.44 [2019-03-28 12:02:05,491 INFO L609 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. 17.93/9.44 [2019-03-28 12:02:05,491 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 17.93/9.44 [2019-03-28 12:02:05,491 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 7 transitions. 17.93/9.44 [2019-03-28 12:02:05,492 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 17.93/9.44 [2019-03-28 12:02:05,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 17.93/9.44 [2019-03-28 12:02:05,492 INFO L119 BuchiIsEmpty]: Starting construction of run 17.93/9.44 [2019-03-28 12:02:05,492 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 17.93/9.44 [2019-03-28 12:02:05,493 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] 17.93/9.44 [2019-03-28 12:02:05,493 INFO L794 eck$LassoCheckResult]: Stem: 90#ULTIMATE.startENTRY [62] ULTIMATE.startENTRY-->L33: Formula: (and (<= 0 v_ULTIMATE.start_main_~x~0_8) (<= 0 v_ULTIMATE.start_main_~i~0_8)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_6|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~x~0, ULTIMATE.start_main_#t~ret4] 89#L33 [45] L33-->fENTRY: Formula: (and (= |v_f_#in~iInParam_2| v_ULTIMATE.start_main_~i~0_7) (= |v_f_#in~xInParam_2| v_ULTIMATE.start_main_~x~0_7)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{f_#in~i=|v_f_#in~iInParam_2|, f_#in~x=|v_f_#in~xInParam_2|} AuxVars[] AssignedVars[f_#in~i, f_#in~x]< 91#fENTRY 17.93/9.44 [2019-03-28 12:02:05,493 INFO L796 eck$LassoCheckResult]: Loop: 91#fENTRY [44] fENTRY-->L18: Formula: (and (= v_f_~x_1 |v_f_#in~x_1|) (= v_f_~i_1 |v_f_#in~i_1|)) InVars {f_#in~x=|v_f_#in~x_1|, f_#in~i=|v_f_#in~i_1|} OutVars{f_~i=v_f_~i_1, f_#in~x=|v_f_#in~x_1|, f_#in~i=|v_f_#in~i_1|, f_~x=v_f_~x_1} AuxVars[] AssignedVars[f_~i, f_~x] 92#L18 [58] L18-->L21: Formula: (< 0 v_f_~i_3) InVars {f_~i=v_f_~i_3} OutVars{f_~i=v_f_~i_3} AuxVars[] AssignedVars[] 86#L21 [32] L21-->gENTRY: Formula: (and (= |v_g_#in~cInParam_1| v_f_~i_5) (= |v_g_#in~bInParam_1| v_f_~x_4) (= |v_g_#in~aInParam_1| (+ v_f_~i_5 (- 1)))) InVars {f_~i=v_f_~i_5, f_~x=v_f_~x_4} OutVars{g_#in~a=|v_g_#in~aInParam_1|, g_#in~b=|v_g_#in~bInParam_1|, g_#in~c=|v_g_#in~cInParam_1|} AuxVars[] AssignedVars[g_#in~a, g_#in~b, g_#in~c]< 88#gENTRY [43] gENTRY-->L26: Formula: (and (= v_g_~a_1 |v_g_#in~a_1|) (= v_g_~c_1 |v_g_#in~c_1|) (= v_g_~b_1 |v_g_#in~b_1|)) InVars {g_#in~a=|v_g_#in~a_1|, g_#in~b=|v_g_#in~b_1|, g_#in~c=|v_g_#in~c_1|} OutVars{g_#in~a=|v_g_#in~a_1|, g_~c=v_g_~c_1, g_#in~b=|v_g_#in~b_1|, g_#in~c=|v_g_#in~c_1|, g_~b=v_g_~b_1, g_~a=v_g_~a_1} AuxVars[] AssignedVars[g_~c, g_~b, g_~a] 87#L26 [46] L26-->fENTRY: Formula: (and (= |v_f_#in~xInParam_1| (+ v_g_~b_3 v_g_~c_3)) (= |v_f_#in~iInParam_1| v_g_~a_3)) InVars {g_~c=v_g_~c_3, g_~b=v_g_~b_3, g_~a=v_g_~a_3} OutVars{f_#in~i=|v_f_#in~iInParam_1|, f_#in~x=|v_f_#in~xInParam_1|} AuxVars[] AssignedVars[f_#in~i, f_#in~x]< 91#fENTRY 17.93/9.44 [2019-03-28 12:02:05,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:05,494 INFO L82 PathProgramCache]: Analyzing trace with hash 2928, now seen corresponding path program 2 times 17.93/9.44 [2019-03-28 12:02:05,508 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.93/9.44 [2019-03-28 12:02:05,509 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.93/9.44 [2019-03-28 12:02:05,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:05,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:05,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:05,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:05,517 INFO L82 PathProgramCache]: Analyzing trace with hash 71024084, now seen corresponding path program 1 times 17.93/9.44 [2019-03-28 12:02:05,518 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.93/9.44 [2019-03-28 12:02:05,518 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.93/9.44 [2019-03-28 12:02:05,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:05,519 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:05,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:05,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:05,532 INFO L82 PathProgramCache]: Analyzing trace with hash -2030796859, now seen corresponding path program 1 times 17.93/9.44 [2019-03-28 12:02:05,532 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 17.93/9.44 [2019-03-28 12:02:05,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 17.93/9.44 [2019-03-28 12:02:05,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:05,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:05,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 17.93/9.44 [2019-03-28 12:02:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 17.93/9.44 [2019-03-28 12:02:05,647 INFO L216 LassoAnalysis]: Preferences: 17.93/9.44 [2019-03-28 12:02:05,647 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.93/9.44 [2019-03-28 12:02:05,647 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.93/9.44 [2019-03-28 12:02:05,647 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.93/9.44 [2019-03-28 12:02:05,647 INFO L127 ssoRankerPreferences]: Use exernal solver: true 17.93/9.44 [2019-03-28 12:02:05,647 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,647 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.93/9.44 [2019-03-28 12:02:05,648 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.93/9.44 [2019-03-28 12:02:05,648 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 17.93/9.44 [2019-03-28 12:02:05,648 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.93/9.44 [2019-03-28 12:02:05,648 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.93/9.44 [2019-03-28 12:02:05,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:05,724 INFO L300 LassoAnalysis]: Preprocessing complete. 17.93/9.44 [2019-03-28 12:02:05,724 INFO L412 LassoAnalysis]: Checking for nontermination... 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,732 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,732 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,736 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,736 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#t~ret1=0} Honda state: {g_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,762 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,762 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,765 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,766 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_~c=0} Honda state: {g_~c=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,792 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,792 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,795 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,795 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_~a=0} Honda state: {g_~a=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,821 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,822 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,825 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,825 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_~i=0} Honda state: {f_~i=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,851 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,852 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,855 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,855 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#res=0} Honda state: {g_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,881 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,881 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,884 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,884 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_~x=0} Honda state: {f_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,910 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,910 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,914 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,914 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#in~c=0} Honda state: {g_#in~c=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,940 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,940 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,943 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,943 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_~b=0} Honda state: {g_~b=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,969 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,969 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:05,972 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:05,973 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_#res=0} Honda state: {f_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:05,998 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:05,999 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:06,002 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:06,002 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#in~b=0} Honda state: {g_#in~b=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:06,029 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:06,029 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:06,033 INFO L445 LassoAnalysis]: Proved nontermination for one component. 17.93/9.44 [2019-03-28 12:02:06,033 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {g_#in~a=0} Honda state: {g_#in~a=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:06,059 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:06,059 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 17.93/9.44 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 17.93/9.44 Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:06,088 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 17.93/9.44 [2019-03-28 12:02:06,088 INFO L163 nArgumentSynthesizer]: Using integer mode. 17.93/9.44 [2019-03-28 12:02:06,120 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 17.93/9.44 [2019-03-28 12:02:06,121 INFO L216 LassoAnalysis]: Preferences: 17.93/9.44 [2019-03-28 12:02:06,121 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 17.93/9.44 [2019-03-28 12:02:06,121 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 17.93/9.44 [2019-03-28 12:02:06,122 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 17.93/9.44 [2019-03-28 12:02:06,122 INFO L127 ssoRankerPreferences]: Use exernal solver: false 17.93/9.44 [2019-03-28 12:02:06,122 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 17.93/9.44 [2019-03-28 12:02:06,122 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 17.93/9.44 [2019-03-28 12:02:06,122 INFO L130 ssoRankerPreferences]: Path of dumped script: 17.93/9.44 [2019-03-28 12:02:06,122 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 17.93/9.44 [2019-03-28 12:02:06,122 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 17.93/9.44 [2019-03-28 12:02:06,123 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 17.93/9.44 [2019-03-28 12:02:06,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,134 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 17.93/9.44 [2019-03-28 12:02:06,188 INFO L300 LassoAnalysis]: Preprocessing complete. 17.93/9.44 [2019-03-28 12:02:06,194 INFO L497 LassoAnalysis]: Using template 'affine'. 17.93/9.44 [2019-03-28 12:02:06,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,197 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,197 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,198 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,200 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,200 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,203 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,203 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,204 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,204 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,205 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,205 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,205 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,207 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,208 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,208 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,211 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,211 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,213 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,214 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,214 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,214 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,215 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,216 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,216 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,217 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,217 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,217 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,217 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,218 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,219 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,219 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,220 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,220 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,220 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,222 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,222 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,223 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,223 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,223 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,224 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,225 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,225 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,225 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,226 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,226 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,226 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,228 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,228 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,228 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,228 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,229 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,229 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,229 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,229 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 17.93/9.44 [2019-03-28 12:02:06,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 17.93/9.44 Termination analysis: LINEAR_WITH_GUESSES 17.93/9.44 Number of strict supporting invariants: 0 17.93/9.44 Number of non-strict supporting invariants: 1 17.93/9.44 Consider only non-deceasing supporting invariants: true 17.93/9.44 Simplify termination arguments: true 17.93/9.44 Simplify supporting invariants: trueOverapproximate stem: false 17.93/9.44 [2019-03-28 12:02:06,231 INFO L339 nArgumentSynthesizer]: Template has degree 0. 17.93/9.44 [2019-03-28 12:02:06,231 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 17.93/9.44 [2019-03-28 12:02:06,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 17.93/9.44 [2019-03-28 12:02:06,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 17.93/9.44 [2019-03-28 12:02:06,232 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 17.93/9.44 [2019-03-28 12:02:06,232 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 17.93/9.44 [2019-03-28 12:02:06,233 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 17.93/9.44 [2019-03-28 12:02:06,238 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 17.93/9.44 [2019-03-28 12:02:06,243 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 17.93/9.44 [2019-03-28 12:02:06,243 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 17.93/9.44 [2019-03-28 12:02:06,245 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 17.93/9.44 [2019-03-28 12:02:06,245 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 17.93/9.44 [2019-03-28 12:02:06,246 INFO L518 LassoAnalysis]: Proved termination. 17.93/9.44 [2019-03-28 12:02:06,246 INFO L520 LassoAnalysis]: Termination argument consisting of: 17.93/9.44 Ranking function f(f_#in~i) = 1*f_#in~i 17.93/9.44 Supporting invariants [] 17.93/9.44 [2019-03-28 12:02:06,247 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 17.93/9.44 [2019-03-28 12:02:06,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 17.93/9.44 [2019-03-28 12:02:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.93/9.44 [2019-03-28 12:02:06,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjunts are in the unsatisfiable core 17.93/9.44 [2019-03-28 12:02:06,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.93/9.44 [2019-03-28 12:02:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 17.93/9.44 [2019-03-28 12:02:06,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core 17.93/9.44 [2019-03-28 12:02:06,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... 17.93/9.44 [2019-03-28 12:02:06,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 17.93/9.44 [2019-03-28 12:02:06,405 INFO L98 LoopCannibalizer]: 6 predicates before loop cannibalization 6 predicates after loop cannibalization 17.93/9.44 [2019-03-28 12:02:06,408 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 6 loop predicates 17.93/9.44 [2019-03-28 12:02:06,409 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 7 states and 7 transitions. cyclomatic complexity: 1 Second operand 6 states. 17.93/9.44 [2019-03-28 12:02:06,509 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 7 states and 7 transitions. cyclomatic complexity: 1. Second operand 6 states. Result 16 states and 17 transitions. Complement of second has 15 states. 17.93/9.44 [2019-03-28 12:02:06,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states 17.93/9.44 [2019-03-28 12:02:06,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. 17.93/9.44 [2019-03-28 12:02:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13 transitions. 17.93/9.44 [2019-03-28 12:02:06,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 2 letters. Loop has 5 letters. 17.93/9.44 [2019-03-28 12:02:06,516 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.93/9.44 [2019-03-28 12:02:06,516 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 7 letters. Loop has 5 letters. 17.93/9.44 [2019-03-28 12:02:06,516 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.93/9.44 [2019-03-28 12:02:06,517 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 2 letters. Loop has 10 letters. 17.93/9.44 [2019-03-28 12:02:06,517 INFO L116 BuchiAccepts]: Finished buchiAccepts. 17.93/9.44 [2019-03-28 12:02:06,522 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 17 transitions. 17.93/9.44 [2019-03-28 12:02:06,523 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 17.93/9.44 [2019-03-28 12:02:06,524 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. 17.93/9.44 [2019-03-28 12:02:06,524 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 17.93/9.44 [2019-03-28 12:02:06,524 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 17.93/9.44 [2019-03-28 12:02:06,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 17.93/9.44 [2019-03-28 12:02:06,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 17.93/9.44 [2019-03-28 12:02:06,524 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.93/9.44 [2019-03-28 12:02:06,524 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.93/9.44 [2019-03-28 12:02:06,525 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 17.93/9.44 [2019-03-28 12:02:06,525 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ 17.93/9.44 [2019-03-28 12:02:06,525 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 17.93/9.44 [2019-03-28 12:02:06,525 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 17.93/9.44 [2019-03-28 12:02:06,525 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 17.93/9.44 [2019-03-28 12:02:06,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:02:06 BasicIcfg 17.93/9.44 [2019-03-28 12:02:06,531 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 17.93/9.44 [2019-03-28 12:02:06,532 INFO L168 Benchmark]: Toolchain (without parser) took 4990.12 ms. Allocated memory was 649.6 MB in the beginning and 742.9 MB in the end (delta: 93.3 MB). Free memory was 559.5 MB in the beginning and 535.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 116.9 MB. Max. memory is 50.3 GB. 17.93/9.44 [2019-03-28 12:02:06,533 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 17.93/9.44 [2019-03-28 12:02:06,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.79 ms. Allocated memory was 649.6 MB in the beginning and 668.5 MB in the end (delta: 18.9 MB). Free memory was 559.5 MB in the beginning and 635.9 MB in the end (delta: -76.4 MB). Peak memory consumption was 30.1 MB. Max. memory is 50.3 GB. 17.93/9.44 [2019-03-28 12:02:06,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.10 ms. Allocated memory is still 668.5 MB. Free memory was 635.9 MB in the beginning and 632.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 17.93/9.44 [2019-03-28 12:02:06,535 INFO L168 Benchmark]: Boogie Preprocessor took 17.63 ms. Allocated memory is still 668.5 MB. Free memory was 632.8 MB in the beginning and 631.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 17.93/9.44 [2019-03-28 12:02:06,535 INFO L168 Benchmark]: RCFGBuilder took 210.05 ms. Allocated memory is still 668.5 MB. Free memory was 631.5 MB in the beginning and 617.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. 17.93/9.44 [2019-03-28 12:02:06,536 INFO L168 Benchmark]: BlockEncodingV2 took 86.89 ms. Allocated memory is still 668.5 MB. Free memory was 617.2 MB in the beginning and 611.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 17.93/9.44 [2019-03-28 12:02:06,536 INFO L168 Benchmark]: TraceAbstraction took 170.62 ms. Allocated memory is still 668.5 MB. Free memory was 610.4 MB in the beginning and 600.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 17.93/9.44 [2019-03-28 12:02:06,537 INFO L168 Benchmark]: BuchiAutomizer took 4182.06 ms. Allocated memory was 668.5 MB in the beginning and 742.9 MB in the end (delta: 74.4 MB). Free memory was 599.5 MB in the beginning and 535.9 MB in the end (delta: 63.6 MB). Peak memory consumption was 138.1 MB. Max. memory is 50.3 GB. 17.93/9.44 [2019-03-28 12:02:06,541 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 17.93/9.44 --- Results --- 17.93/9.44 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 17.93/9.44 - StatisticsResult: Initial Icfg 17.93/9.44 19 locations, 21 edges 17.93/9.44 - StatisticsResult: Encoded RCFG 17.93/9.44 12 locations, 14 edges 17.93/9.44 * Results from de.uni_freiburg.informatik.ultimate.core: 17.93/9.44 - StatisticsResult: Toolchain Benchmarks 17.93/9.44 Benchmark results are: 17.93/9.44 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 17.93/9.44 * CACSL2BoogieTranslator took 281.79 ms. Allocated memory was 649.6 MB in the beginning and 668.5 MB in the end (delta: 18.9 MB). Free memory was 559.5 MB in the beginning and 635.9 MB in the end (delta: -76.4 MB). Peak memory consumption was 30.1 MB. Max. memory is 50.3 GB. 17.93/9.44 * Boogie Procedure Inliner took 35.10 ms. Allocated memory is still 668.5 MB. Free memory was 635.9 MB in the beginning and 632.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 17.93/9.44 * Boogie Preprocessor took 17.63 ms. Allocated memory is still 668.5 MB. Free memory was 632.8 MB in the beginning and 631.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 17.93/9.44 * RCFGBuilder took 210.05 ms. Allocated memory is still 668.5 MB. Free memory was 631.5 MB in the beginning and 617.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. 17.93/9.44 * BlockEncodingV2 took 86.89 ms. Allocated memory is still 668.5 MB. Free memory was 617.2 MB in the beginning and 611.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 17.93/9.44 * TraceAbstraction took 170.62 ms. Allocated memory is still 668.5 MB. Free memory was 610.4 MB in the beginning and 600.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 17.93/9.44 * BuchiAutomizer took 4182.06 ms. Allocated memory was 668.5 MB in the beginning and 742.9 MB in the end (delta: 74.4 MB). Free memory was 599.5 MB in the beginning and 535.9 MB in the end (delta: 63.6 MB). Peak memory consumption was 138.1 MB. Max. memory is 50.3 GB. 17.93/9.44 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 17.93/9.44 - AllSpecificationsHoldResult: All specifications hold 17.93/9.44 We were not able to verify any specifiation because the program does not contain any specification. 17.93/9.44 - StatisticsResult: Ultimate Automizer benchmark data 17.93/9.44 CFG has 3 procedures, 12 locations, 0 error locations. SAFE Result, 0.1s 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=12occurred 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, 5 LocationsWithAnnotation, 7 PreInvPairs, 7 NumberOfFragments, 5 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 17.93/9.44 - StatisticsResult: Constructed decomposition of program 17.93/9.44 Your program was decomposed into 3 terminating modules (2 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function \old(i) and consists of 6 locations. 2 modules have a trivial ranking function, the largest among these consists of 7 locations. 17.93/9.44 - StatisticsResult: Timing statistics 17.93/9.44 BüchiAutomizer plugin needed 4.1s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 9 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 26 SDtfs, 26 SDslu, 64 SDs, 0 SdLazy, 53 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq183 hnf92 smp100 dnf100 smp100 tf107 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 33 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.5s 17.93/9.44 - TerminationAnalysisResult: Termination proven 17.93/9.44 Buchi Automizer proved that your program is terminating 17.93/9.44 RESULT: Ultimate proved your program to be correct! 17.93/9.44 !SESSION 2019-03-28 12:01:58.256 ----------------------------------------------- 17.93/9.44 eclipse.buildId=unknown 17.93/9.44 java.version=1.8.0_181 17.93/9.44 java.vendor=Oracle Corporation 17.93/9.44 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 17.93/9.44 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c 17.93/9.44 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c 17.93/9.44 17.93/9.44 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:02:06.772 17.93/9.44 !MESSAGE The workspace will exit with unsaved changes in this session. 17.93/9.44 Received shutdown request... 17.93/9.44 Ultimate: 17.93/9.44 GTK+ Version Check 17.93/9.44 EOF