18.44/10.55 YES 18.44/10.55 18.44/10.56 Ultimate: Cannot open display: 18.44/10.56 This is Ultimate 0.1.24-8dc7c08-m 18.44/10.56 [2019-03-28 12:11:02,964 INFO L170 SettingsManager]: Resetting all preferences to default values... 18.44/10.56 [2019-03-28 12:11:02,966 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 18.44/10.56 [2019-03-28 12:11:02,978 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 18.44/10.56 [2019-03-28 12:11:02,978 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 18.44/10.56 [2019-03-28 12:11:02,979 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 18.44/10.56 [2019-03-28 12:11:02,980 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 18.44/10.56 [2019-03-28 12:11:02,982 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 18.44/10.56 [2019-03-28 12:11:02,984 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 18.44/10.56 [2019-03-28 12:11:02,984 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 18.44/10.56 [2019-03-28 12:11:02,985 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 18.44/10.56 [2019-03-28 12:11:02,985 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 18.44/10.56 [2019-03-28 12:11:02,986 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 18.44/10.56 [2019-03-28 12:11:02,987 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 18.44/10.56 [2019-03-28 12:11:02,988 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 18.44/10.56 [2019-03-28 12:11:02,989 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 18.44/10.56 [2019-03-28 12:11:02,990 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 18.44/10.56 [2019-03-28 12:11:02,992 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 18.44/10.56 [2019-03-28 12:11:02,993 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 18.44/10.56 [2019-03-28 12:11:02,995 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 18.44/10.56 [2019-03-28 12:11:02,996 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 18.44/10.56 [2019-03-28 12:11:02,997 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 18.44/10.56 [2019-03-28 12:11:02,999 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 18.44/10.56 [2019-03-28 12:11:02,999 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 18.44/10.56 [2019-03-28 12:11:03,000 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 18.44/10.56 [2019-03-28 12:11:03,000 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 18.44/10.56 [2019-03-28 12:11:03,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 18.44/10.56 [2019-03-28 12:11:03,002 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 18.44/10.56 [2019-03-28 12:11:03,002 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 18.44/10.56 [2019-03-28 12:11:03,003 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 18.44/10.56 [2019-03-28 12:11:03,004 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 18.44/10.56 [2019-03-28 12:11:03,004 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 18.44/10.56 [2019-03-28 12:11:03,005 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 18.44/10.56 [2019-03-28 12:11:03,006 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 18.44/10.56 [2019-03-28 12:11:03,006 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 18.44/10.56 [2019-03-28 12:11:03,006 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 18.44/10.56 [2019-03-28 12:11:03,007 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 18.44/10.56 [2019-03-28 12:11:03,008 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 18.44/10.56 [2019-03-28 12:11:03,008 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 18.44/10.56 [2019-03-28 12:11:03,009 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 18.44/10.56 [2019-03-28 12:11:03,023 INFO L110 SettingsManager]: Loading preferences was successful 18.44/10.56 [2019-03-28 12:11:03,024 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 18.44/10.56 [2019-03-28 12:11:03,025 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 18.44/10.56 [2019-03-28 12:11:03,025 INFO L133 SettingsManager]: * Rewrite not-equals=true 18.44/10.56 [2019-03-28 12:11:03,025 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 18.44/10.56 [2019-03-28 12:11:03,025 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 18.44/10.56 [2019-03-28 12:11:03,025 INFO L133 SettingsManager]: * Use SBE=true 18.44/10.56 [2019-03-28 12:11:03,026 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 18.44/10.56 [2019-03-28 12:11:03,026 INFO L133 SettingsManager]: * Use old map elimination=false 18.44/10.56 [2019-03-28 12:11:03,026 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 18.44/10.56 [2019-03-28 12:11:03,026 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 18.44/10.56 [2019-03-28 12:11:03,026 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 18.44/10.56 [2019-03-28 12:11:03,026 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 18.44/10.56 [2019-03-28 12:11:03,027 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 18.44/10.56 [2019-03-28 12:11:03,027 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:03,027 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 18.44/10.56 [2019-03-28 12:11:03,027 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 18.44/10.56 [2019-03-28 12:11:03,027 INFO L133 SettingsManager]: * Check division by zero=IGNORE 18.44/10.56 [2019-03-28 12:11:03,028 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 18.44/10.56 [2019-03-28 12:11:03,028 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 18.44/10.56 [2019-03-28 12:11:03,028 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 18.44/10.56 [2019-03-28 12:11:03,028 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 18.44/10.56 [2019-03-28 12:11:03,028 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 18.44/10.56 [2019-03-28 12:11:03,028 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 18.44/10.56 [2019-03-28 12:11:03,029 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 18.44/10.56 [2019-03-28 12:11:03,029 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 18.44/10.56 [2019-03-28 12:11:03,029 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 18.44/10.56 [2019-03-28 12:11:03,029 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 18.44/10.56 [2019-03-28 12:11:03,029 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 18.44/10.56 [2019-03-28 12:11:03,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 18.44/10.56 [2019-03-28 12:11:03,087 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 18.44/10.56 [2019-03-28 12:11:03,091 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 18.44/10.56 [2019-03-28 12:11:03,092 INFO L271 PluginConnector]: Initializing CDTParser... 18.44/10.56 [2019-03-28 12:11:03,093 INFO L276 PluginConnector]: CDTParser initialized 18.44/10.56 [2019-03-28 12:11:03,094 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 18.44/10.56 [2019-03-28 12:11:03,164 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/ba2d698dee1049e38393ae93b78b4bf6/FLAGf3bd9ac13 18.44/10.56 [2019-03-28 12:11:03,736 INFO L307 CDTParser]: Found 1 translation units. 18.44/10.56 [2019-03-28 12:11:03,737 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 18.44/10.56 [2019-03-28 12:11:03,743 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/ba2d698dee1049e38393ae93b78b4bf6/FLAGf3bd9ac13 18.44/10.56 [2019-03-28 12:11:04,752 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/ba2d698dee1049e38393ae93b78b4bf6 18.44/10.56 [2019-03-28 12:11:04,793 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 18.44/10.56 [2019-03-28 12:11:04,795 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 18.44/10.56 [2019-03-28 12:11:04,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 18.44/10.56 [2019-03-28 12:11:04,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 18.44/10.56 [2019-03-28 12:11:04,799 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 18.44/10.56 [2019-03-28 12:11:04,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:11:04" (1/1) ... 18.44/10.56 [2019-03-28 12:11:04,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634f83b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:04, skipping insertion in model container 18.44/10.56 [2019-03-28 12:11:04,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:11:04" (1/1) ... 18.44/10.56 [2019-03-28 12:11:04,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 18.44/10.56 [2019-03-28 12:11:04,830 INFO L176 MainTranslator]: Built tables and reachable declarations 18.44/10.56 [2019-03-28 12:11:04,990 INFO L206 PostProcessor]: Analyzing one entry point: main 18.44/10.56 [2019-03-28 12:11:04,995 INFO L191 MainTranslator]: Completed pre-run 18.44/10.56 [2019-03-28 12:11:05,013 INFO L206 PostProcessor]: Analyzing one entry point: main 18.44/10.56 [2019-03-28 12:11:05,029 INFO L195 MainTranslator]: Completed translation 18.44/10.56 [2019-03-28 12:11:05,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05 WrapperNode 18.44/10.56 [2019-03-28 12:11:05,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 18.44/10.56 [2019-03-28 12:11:05,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 18.44/10.56 [2019-03-28 12:11:05,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 18.44/10.56 [2019-03-28 12:11:05,031 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 18.44/10.56 [2019-03-28 12:11:05,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 18.44/10.56 [2019-03-28 12:11:05,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 18.44/10.56 [2019-03-28 12:11:05,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 18.44/10.56 [2019-03-28 12:11:05,130 INFO L276 PluginConnector]: Boogie Preprocessor initialized 18.44/10.56 [2019-03-28 12:11:05,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 18.44/10.56 [2019-03-28 12:11:05,149 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 18.44/10.56 [2019-03-28 12:11:05,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... 18.44/10.56 [2019-03-28 12:11:05,149 INFO L276 PluginConnector]: RCFGBuilder initialized 18.44/10.56 [2019-03-28 12:11:05,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (1/1) ... 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 18.44/10.56 [2019-03-28 12:11:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure mult 18.44/10.56 [2019-03-28 12:11:05,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mult 18.44/10.56 [2019-03-28 12:11:05,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 18.44/10.56 [2019-03-28 12:11:05,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 18.44/10.56 [2019-03-28 12:11:05,390 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 18.44/10.56 [2019-03-28 12:11:05,391 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. 18.44/10.56 [2019-03-28 12:11:05,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:11:05 BoogieIcfgContainer 18.44/10.56 [2019-03-28 12:11:05,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 18.44/10.56 [2019-03-28 12:11:05,393 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 18.44/10.56 [2019-03-28 12:11:05,393 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 18.44/10.56 [2019-03-28 12:11:05,396 INFO L276 PluginConnector]: BlockEncodingV2 initialized 18.44/10.56 [2019-03-28 12:11:05,397 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:11:05" (1/1) ... 18.44/10.56 [2019-03-28 12:11:05,418 INFO L313 BlockEncoder]: Initial Icfg 21 locations, 28 edges 18.44/10.56 [2019-03-28 12:11:05,420 INFO L258 BlockEncoder]: Using Remove infeasible edges 18.44/10.56 [2019-03-28 12:11:05,421 INFO L263 BlockEncoder]: Using Maximize final states 18.44/10.56 [2019-03-28 12:11:05,421 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 18.44/10.56 [2019-03-28 12:11:05,422 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 18.44/10.56 [2019-03-28 12:11:05,424 INFO L296 BlockEncoder]: Using Remove sink states 18.44/10.56 [2019-03-28 12:11:05,425 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 18.44/10.56 [2019-03-28 12:11:05,425 INFO L179 BlockEncoder]: Using Rewrite not-equals 18.44/10.56 [2019-03-28 12:11:05,442 INFO L185 BlockEncoder]: Using Use SBE 18.44/10.56 [2019-03-28 12:11:05,461 INFO L200 BlockEncoder]: SBE split 3 edges 18.44/10.56 [2019-03-28 12:11:05,466 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 18.44/10.56 [2019-03-28 12:11:05,467 INFO L71 MaximizeFinalStates]: 0 new accepting states 18.44/10.56 [2019-03-28 12:11:05,475 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 18.44/10.56 [2019-03-28 12:11:05,477 INFO L70 RemoveSinkStates]: Removed 10 edges and 5 locations by removing sink states 18.44/10.56 [2019-03-28 12:11:05,479 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 18.44/10.56 [2019-03-28 12:11:05,479 INFO L71 MaximizeFinalStates]: 0 new accepting states 18.44/10.56 [2019-03-28 12:11:05,486 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 18.44/10.56 [2019-03-28 12:11:05,486 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 18.44/10.56 [2019-03-28 12:11:05,487 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 18.44/10.56 [2019-03-28 12:11:05,487 INFO L71 MaximizeFinalStates]: 0 new accepting states 18.44/10.56 [2019-03-28 12:11:05,487 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 18.44/10.56 [2019-03-28 12:11:05,488 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 18.44/10.56 [2019-03-28 12:11:05,488 INFO L313 BlockEncoder]: Encoded RCFG 13 locations, 18 edges 18.44/10.56 [2019-03-28 12:11:05,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:11:05 BasicIcfg 18.44/10.56 [2019-03-28 12:11:05,489 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 18.44/10.56 [2019-03-28 12:11:05,489 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 18.44/10.56 [2019-03-28 12:11:05,490 INFO L271 PluginConnector]: Initializing TraceAbstraction... 18.44/10.56 [2019-03-28 12:11:05,493 INFO L276 PluginConnector]: TraceAbstraction initialized 18.44/10.56 [2019-03-28 12:11:05,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:11:04" (1/4) ... 18.44/10.56 [2019-03-28 12:11:05,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43e8416c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:11:05, skipping insertion in model container 18.44/10.56 [2019-03-28 12:11:05,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (2/4) ... 18.44/10.56 [2019-03-28 12:11:05,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43e8416c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:11:05, skipping insertion in model container 18.44/10.56 [2019-03-28 12:11:05,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:11:05" (3/4) ... 18.44/10.56 [2019-03-28 12:11:05,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43e8416c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:11:05, skipping insertion in model container 18.44/10.56 [2019-03-28 12:11:05,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:11:05" (4/4) ... 18.44/10.56 [2019-03-28 12:11:05,498 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 18.44/10.56 [2019-03-28 12:11:05,508 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 18.44/10.56 [2019-03-28 12:11:05,518 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 18.44/10.56 [2019-03-28 12:11:05,537 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 18.44/10.56 [2019-03-28 12:11:05,566 INFO L133 ementStrategyFactory]: Using default assertion order modulation 18.44/10.56 [2019-03-28 12:11:05,567 INFO L382 AbstractCegarLoop]: Interprodecural is true 18.44/10.56 [2019-03-28 12:11:05,567 INFO L383 AbstractCegarLoop]: Hoare is true 18.44/10.56 [2019-03-28 12:11:05,568 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 18.44/10.56 [2019-03-28 12:11:05,568 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 18.44/10.56 [2019-03-28 12:11:05,568 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 18.44/10.56 [2019-03-28 12:11:05,568 INFO L387 AbstractCegarLoop]: Difference is false 18.44/10.56 [2019-03-28 12:11:05,568 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 18.44/10.56 [2019-03-28 12:11:05,568 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 18.44/10.56 [2019-03-28 12:11:05,586 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. 18.44/10.56 [2019-03-28 12:11:05,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 18.44/10.56 [2019-03-28 12:11:05,599 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 13 states. 18.44/10.56 [2019-03-28 12:11:05,660 INFO L451 ceAbstractionStarter]: At program point L17(line 17) the Hoare annotation is: true 18.44/10.56 [2019-03-28 12:11:05,660 INFO L448 ceAbstractionStarter]: For program point L16(lines 16 18) no Hoare annotation was computed. 18.44/10.56 [2019-03-28 12:11:05,660 INFO L448 ceAbstractionStarter]: For program point L17-1(line 17) no Hoare annotation was computed. 18.44/10.56 [2019-03-28 12:11:05,660 INFO L451 ceAbstractionStarter]: At program point multENTRY(lines 15 23) the Hoare annotation is: true 18.44/10.56 [2019-03-28 12:11:05,661 INFO L448 ceAbstractionStarter]: For program point multFINAL(lines 15 23) no Hoare annotation was computed. 18.44/10.56 [2019-03-28 12:11:05,661 INFO L448 ceAbstractionStarter]: For program point multEXIT(lines 15 23) no Hoare annotation was computed. 18.44/10.56 [2019-03-28 12:11:05,661 INFO L451 ceAbstractionStarter]: At program point L22(line 22) the Hoare annotation is: true 18.44/10.56 [2019-03-28 12:11:05,661 INFO L448 ceAbstractionStarter]: For program point L22-1(line 22) no Hoare annotation was computed. 18.44/10.56 [2019-03-28 12:11:05,661 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 21) no Hoare annotation was computed. 18.44/10.56 [2019-03-28 12:11:05,662 INFO L448 ceAbstractionStarter]: For program point L34-1(line 34) no Hoare annotation was computed. 18.44/10.56 [2019-03-28 12:11:05,662 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 18.44/10.56 [2019-03-28 12:11:05,662 INFO L451 ceAbstractionStarter]: At program point L35(line 35) the Hoare annotation is: true 18.44/10.56 [2019-03-28 12:11:05,662 INFO L451 ceAbstractionStarter]: At program point L34(line 34) the Hoare annotation is: true 18.44/10.56 [2019-03-28 12:11:05,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:11:05 BasicIcfg 18.44/10.56 [2019-03-28 12:11:05,666 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 18.44/10.56 [2019-03-28 12:11:05,667 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 18.44/10.56 [2019-03-28 12:11:05,667 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 18.44/10.56 [2019-03-28 12:11:05,670 INFO L276 PluginConnector]: BuchiAutomizer initialized 18.44/10.56 [2019-03-28 12:11:05,671 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.44/10.56 [2019-03-28 12:11:05,671 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:11:04" (1/5) ... 18.44/10.56 [2019-03-28 12:11:05,672 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c5698cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:11:05, skipping insertion in model container 18.44/10.56 [2019-03-28 12:11:05,672 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.44/10.56 [2019-03-28 12:11:05,672 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:11:05" (2/5) ... 18.44/10.56 [2019-03-28 12:11:05,673 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c5698cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:11:05, skipping insertion in model container 18.44/10.56 [2019-03-28 12:11:05,673 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.44/10.56 [2019-03-28 12:11:05,673 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:11:05" (3/5) ... 18.44/10.56 [2019-03-28 12:11:05,673 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c5698cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:11:05, skipping insertion in model container 18.44/10.56 [2019-03-28 12:11:05,673 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.44/10.56 [2019-03-28 12:11:05,674 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:11:05" (4/5) ... 18.44/10.56 [2019-03-28 12:11:05,674 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c5698cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:11:05, skipping insertion in model container 18.44/10.56 [2019-03-28 12:11:05,674 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.44/10.56 [2019-03-28 12:11:05,674 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:11:05" (5/5) ... 18.44/10.56 [2019-03-28 12:11:05,676 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 18.44/10.56 [2019-03-28 12:11:05,705 INFO L133 ementStrategyFactory]: Using default assertion order modulation 18.44/10.56 [2019-03-28 12:11:05,705 INFO L374 BuchiCegarLoop]: Interprodecural is true 18.44/10.56 [2019-03-28 12:11:05,705 INFO L375 BuchiCegarLoop]: Hoare is true 18.44/10.56 [2019-03-28 12:11:05,706 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 18.44/10.56 [2019-03-28 12:11:05,706 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 18.44/10.56 [2019-03-28 12:11:05,706 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 18.44/10.56 [2019-03-28 12:11:05,706 INFO L379 BuchiCegarLoop]: Difference is false 18.44/10.56 [2019-03-28 12:11:05,706 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 18.44/10.56 [2019-03-28 12:11:05,706 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 18.44/10.56 [2019-03-28 12:11:05,711 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states. 18.44/10.56 [2019-03-28 12:11:05,733 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 18.44/10.56 [2019-03-28 12:11:05,733 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 18.44/10.56 [2019-03-28 12:11:05,733 INFO L119 BuchiIsEmpty]: Starting construction of run 18.44/10.56 [2019-03-28 12:11:05,741 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 18.44/10.56 [2019-03-28 12:11:05,741 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 18.44/10.56 [2019-03-28 12:11:05,741 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 18.44/10.56 [2019-03-28 12:11:05,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states. 18.44/10.56 [2019-03-28 12:11:05,743 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 18.44/10.56 [2019-03-28 12:11:05,743 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 18.44/10.56 [2019-03-28 12:11:05,743 INFO L119 BuchiIsEmpty]: Starting construction of run 18.44/10.56 [2019-03-28 12:11:05,744 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 18.44/10.56 [2019-03-28 12:11:05,744 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 18.44/10.56 [2019-03-28 12:11:05,749 INFO L794 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue [90] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_main_~n~0_13) (<= 0 v_ULTIMATE.start_main_~m~0_13)) InVars {} OutVars{ULTIMATE.start_main_~res1~0=v_ULTIMATE.start_main_~res1~0_6, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_8|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_8|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_6|, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_13, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_13, ULTIMATE.start_main_#t~ret5=|v_ULTIMATE.start_main_#t~ret5_7|, ULTIMATE.start_main_~res2~0=v_ULTIMATE.start_main_~res2~0_4, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~res1~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~m~0, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_#t~ret5, ULTIMATE.start_main_~res2~0, ULTIMATE.start_main_#t~ret4] 11#L34true [64] L34-->multENTRY: Formula: (and (= |v_mult_#in~nInParam_3| v_ULTIMATE.start_main_~m~0_10) (= |v_mult_#in~mInParam_3| v_ULTIMATE.start_main_~n~0_9)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_9, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_10} OutVars{mult_#in~m=|v_mult_#in~mInParam_3|, mult_#in~n=|v_mult_#in~nInParam_3|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 4#multENTRYtrue 18.44/10.56 [2019-03-28 12:11:05,749 INFO L796 eck$LassoCheckResult]: Loop: 4#multENTRYtrue [49] multENTRY-->L16: Formula: (and (= v_mult_~n_1 |v_mult_#in~n_1|) (= v_mult_~m_1 |v_mult_#in~m_1|)) InVars {mult_#in~m=|v_mult_#in~m_1|, mult_#in~n=|v_mult_#in~n_1|} OutVars{mult_#in~m=|v_mult_#in~m_1|, mult_~n=v_mult_~n_1, mult_~m=v_mult_~m_1, mult_#in~n=|v_mult_#in~n_1|} AuxVars[] AssignedVars[mult_~n, mult_~m] 5#L16true [52] L16-->L17: Formula: (< v_mult_~m_2 0) InVars {mult_~m=v_mult_~m_2} OutVars{mult_~m=v_mult_~m_2} AuxVars[] AssignedVars[] 3#L17true [48] L17-->multENTRY: Formula: (and (= |v_mult_#in~nInParam_1| v_mult_~n_5) (= |v_mult_#in~mInParam_1| (- v_mult_~m_8))) InVars {mult_~n=v_mult_~n_5, mult_~m=v_mult_~m_8} OutVars{mult_#in~m=|v_mult_#in~mInParam_1|, mult_#in~n=|v_mult_#in~nInParam_1|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 4#multENTRYtrue 18.44/10.56 [2019-03-28 12:11:05,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:05,756 INFO L82 PathProgramCache]: Analyzing trace with hash 3815, now seen corresponding path program 1 times 18.44/10.56 [2019-03-28 12:11:05,758 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:05,758 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:05,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:05,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:05,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:05,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:05,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:05,831 INFO L82 PathProgramCache]: Analyzing trace with hash 78540, now seen corresponding path program 1 times 18.44/10.56 [2019-03-28 12:11:05,831 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:05,831 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:05,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:05,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:05,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:05,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:05,844 INFO L82 PathProgramCache]: Analyzing trace with hash 113701414, now seen corresponding path program 1 times 18.44/10.56 [2019-03-28 12:11:05,845 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:05,845 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:05,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:05,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:05,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 18.44/10.56 [2019-03-28 12:11:05,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 18.44/10.56 [2019-03-28 12:11:05,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 18.44/10.56 [2019-03-28 12:11:05,979 INFO L216 LassoAnalysis]: Preferences: 18.44/10.56 [2019-03-28 12:11:05,981 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 18.44/10.56 [2019-03-28 12:11:05,981 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 18.44/10.56 [2019-03-28 12:11:05,981 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 18.44/10.56 [2019-03-28 12:11:05,981 INFO L127 ssoRankerPreferences]: Use exernal solver: true 18.44/10.56 [2019-03-28 12:11:05,982 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:05,982 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 18.44/10.56 [2019-03-28 12:11:05,982 INFO L130 ssoRankerPreferences]: Path of dumped script: 18.44/10.56 [2019-03-28 12:11:05,982 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 18.44/10.56 [2019-03-28 12:11:05,982 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 18.44/10.56 [2019-03-28 12:11:05,982 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 18.44/10.56 [2019-03-28 12:11:06,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,112 INFO L300 LassoAnalysis]: Preprocessing complete. 18.44/10.56 [2019-03-28 12:11:06,113 INFO L412 LassoAnalysis]: Checking for nontermination... 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:06,121 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:06,121 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:06,131 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:06,131 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret1=0} Honda state: {mult_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:06,161 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:06,161 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:06,165 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:06,165 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~n=0} Honda state: {mult_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:06,193 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:06,193 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:06,197 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:06,197 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#res=0} Honda state: {mult_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:06,224 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:06,224 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:06,227 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:06,228 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~m=0} Honda state: {mult_~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:06,255 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:06,255 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:06,259 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:06,259 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret0=0} Honda state: {mult_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:06,286 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:06,287 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:06,290 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:06,290 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#in~n=0} Honda state: {mult_#in~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:06,317 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:06,317 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:06,348 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:06,348 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:06,385 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 18.44/10.56 [2019-03-28 12:11:06,387 INFO L216 LassoAnalysis]: Preferences: 18.44/10.56 [2019-03-28 12:11:06,387 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 18.44/10.56 [2019-03-28 12:11:06,387 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 18.44/10.56 [2019-03-28 12:11:06,388 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 18.44/10.56 [2019-03-28 12:11:06,388 INFO L127 ssoRankerPreferences]: Use exernal solver: false 18.44/10.56 [2019-03-28 12:11:06,388 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:06,388 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 18.44/10.56 [2019-03-28 12:11:06,388 INFO L130 ssoRankerPreferences]: Path of dumped script: 18.44/10.56 [2019-03-28 12:11:06,388 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 18.44/10.56 [2019-03-28 12:11:06,388 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 18.44/10.56 [2019-03-28 12:11:06,389 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 18.44/10.56 [2019-03-28 12:11:06,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:06,454 INFO L300 LassoAnalysis]: Preprocessing complete. 18.44/10.56 [2019-03-28 12:11:06,460 INFO L497 LassoAnalysis]: Using template 'affine'. 18.44/10.56 [2019-03-28 12:11:06,462 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:06,463 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:06,463 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:06,464 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:06,464 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:06,464 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:06,466 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:06,467 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:06,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:06,469 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:06,470 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:06,470 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:06,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:06,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:06,471 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:06,471 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:06,471 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:06,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:06,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:06,474 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:06,474 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:06,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:06,475 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:06,475 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:06,475 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:06,476 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:06,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:06,477 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:06,478 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:06,478 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:06,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:06,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:06,478 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:06,479 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:06,479 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:06,481 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:06,481 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:06,482 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:06,482 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:06,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:06,482 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:06,482 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:06,483 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:06,483 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:06,484 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:06,485 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:06,485 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:06,485 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:06,486 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:06,486 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:06,486 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:06,487 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:06,487 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:06,489 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:06,489 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:06,490 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:06,490 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:06,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:06,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:06,490 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:06,491 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:06,491 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:06,497 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 18.44/10.56 [2019-03-28 12:11:06,501 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. 18.44/10.56 [2019-03-28 12:11:06,501 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 18.44/10.56 [2019-03-28 12:11:06,503 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 18.44/10.56 [2019-03-28 12:11:06,503 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 18.44/10.56 [2019-03-28 12:11:06,503 INFO L518 LassoAnalysis]: Proved termination. 18.44/10.56 [2019-03-28 12:11:06,504 INFO L520 LassoAnalysis]: Termination argument consisting of: 18.44/10.56 Ranking function f(mult_#in~m) = -1*mult_#in~m 18.44/10.56 Supporting invariants [] 18.44/10.56 [2019-03-28 12:11:06,505 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 18.44/10.56 [2019-03-28 12:11:06,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:06,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjunts are in the unsatisfiable core 18.44/10.56 [2019-03-28 12:11:06,560 INFO L279 TraceCheckSpWp]: Computing forward predicates... 18.44/10.56 [2019-03-28 12:11:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:06,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjunts are in the unsatisfiable core 18.44/10.56 [2019-03-28 12:11:06,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... 18.44/10.56 [2019-03-28 12:11:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 18.44/10.56 [2019-03-28 12:11:06,635 INFO L98 LoopCannibalizer]: 3 predicates before loop cannibalization 3 predicates after loop cannibalization 18.44/10.56 [2019-03-28 12:11:06,641 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 3 loop predicates 18.44/10.56 [2019-03-28 12:11:06,642 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 13 states. Second operand 4 states. 18.44/10.56 [2019-03-28 12:11:06,793 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 13 states.. Second operand 4 states. Result 55 states and 76 transitions. Complement of second has 16 states. 18.44/10.56 [2019-03-28 12:11:06,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states 18.44/10.56 [2019-03-28 12:11:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 18.44/10.56 [2019-03-28 12:11:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31 transitions. 18.44/10.56 [2019-03-28 12:11:06,801 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 2 letters. Loop has 3 letters. 18.44/10.56 [2019-03-28 12:11:06,803 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:06,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 5 letters. Loop has 3 letters. 18.44/10.56 [2019-03-28 12:11:06,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:06,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 2 letters. Loop has 6 letters. 18.44/10.56 [2019-03-28 12:11:06,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:06,813 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 76 transitions. 18.44/10.56 [2019-03-28 12:11:06,819 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 18.44/10.56 [2019-03-28 12:11:06,829 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 37 states and 56 transitions. 18.44/10.56 [2019-03-28 12:11:06,831 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 18.44/10.56 [2019-03-28 12:11:06,831 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 18.44/10.56 [2019-03-28 12:11:06,832 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 56 transitions. 18.44/10.56 [2019-03-28 12:11:06,832 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 18.44/10.56 [2019-03-28 12:11:06,832 INFO L706 BuchiCegarLoop]: Abstraction has 37 states and 56 transitions. 18.44/10.56 [2019-03-28 12:11:06,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 56 transitions. 18.44/10.56 [2019-03-28 12:11:06,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 29. 18.44/10.56 [2019-03-28 12:11:06,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. 18.44/10.56 [2019-03-28 12:11:06,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 43 transitions. 18.44/10.56 [2019-03-28 12:11:06,872 INFO L729 BuchiCegarLoop]: Abstraction has 29 states and 43 transitions. 18.44/10.56 [2019-03-28 12:11:06,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. 18.44/10.56 [2019-03-28 12:11:06,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 18.44/10.56 [2019-03-28 12:11:06,876 INFO L87 Difference]: Start difference. First operand 29 states and 43 transitions. Second operand 5 states. 18.44/10.56 [2019-03-28 12:11:06,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 18.44/10.56 [2019-03-28 12:11:06,954 INFO L93 Difference]: Finished difference Result 25 states and 32 transitions. 18.44/10.56 [2019-03-28 12:11:06,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 18.44/10.56 [2019-03-28 12:11:06,957 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. 18.44/10.56 [2019-03-28 12:11:06,959 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 18.44/10.56 [2019-03-28 12:11:06,961 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 24 states and 31 transitions. 18.44/10.56 [2019-03-28 12:11:06,961 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 18.44/10.56 [2019-03-28 12:11:06,961 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 18.44/10.56 [2019-03-28 12:11:06,961 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 31 transitions. 18.44/10.56 [2019-03-28 12:11:06,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 18.44/10.56 [2019-03-28 12:11:06,962 INFO L706 BuchiCegarLoop]: Abstraction has 24 states and 31 transitions. 18.44/10.56 [2019-03-28 12:11:06,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 31 transitions. 18.44/10.56 [2019-03-28 12:11:06,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 20. 18.44/10.56 [2019-03-28 12:11:06,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. 18.44/10.56 [2019-03-28 12:11:06,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. 18.44/10.56 [2019-03-28 12:11:06,966 INFO L729 BuchiCegarLoop]: Abstraction has 20 states and 25 transitions. 18.44/10.56 [2019-03-28 12:11:06,966 INFO L609 BuchiCegarLoop]: Abstraction has 20 states and 25 transitions. 18.44/10.56 [2019-03-28 12:11:06,966 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 18.44/10.56 [2019-03-28 12:11:06,966 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. 18.44/10.56 [2019-03-28 12:11:06,967 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 18.44/10.56 [2019-03-28 12:11:06,967 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 18.44/10.56 [2019-03-28 12:11:06,967 INFO L119 BuchiIsEmpty]: Starting construction of run 18.44/10.56 [2019-03-28 12:11:06,968 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] 18.44/10.56 [2019-03-28 12:11:06,968 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 18.44/10.56 [2019-03-28 12:11:06,969 INFO L794 eck$LassoCheckResult]: Stem: 194#ULTIMATE.startENTRY [90] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_main_~n~0_13) (<= 0 v_ULTIMATE.start_main_~m~0_13)) InVars {} OutVars{ULTIMATE.start_main_~res1~0=v_ULTIMATE.start_main_~res1~0_6, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_8|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_8|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_6|, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_13, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_13, ULTIMATE.start_main_#t~ret5=|v_ULTIMATE.start_main_#t~ret5_7|, ULTIMATE.start_main_~res2~0=v_ULTIMATE.start_main_~res2~0_4, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~res1~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~m~0, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_#t~ret5, ULTIMATE.start_main_~res2~0, ULTIMATE.start_main_#t~ret4] 189#L34 [64] L34-->multENTRY: Formula: (and (= |v_mult_#in~nInParam_3| v_ULTIMATE.start_main_~m~0_10) (= |v_mult_#in~mInParam_3| v_ULTIMATE.start_main_~n~0_9)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_9, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_10} OutVars{mult_#in~m=|v_mult_#in~mInParam_3|, mult_#in~n=|v_mult_#in~nInParam_3|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 188#multENTRY [49] multENTRY-->L16: Formula: (and (= v_mult_~n_1 |v_mult_#in~n_1|) (= v_mult_~m_1 |v_mult_#in~m_1|)) InVars {mult_#in~m=|v_mult_#in~m_1|, mult_#in~n=|v_mult_#in~n_1|} OutVars{mult_#in~m=|v_mult_#in~m_1|, mult_~n=v_mult_~n_1, mult_~m=v_mult_~m_1, mult_#in~n=|v_mult_#in~n_1|} AuxVars[] AssignedVars[mult_~n, mult_~m] 190#L16 [78] L16-->L19: Formula: (>= v_mult_~m_4 0) InVars {mult_~m=v_mult_~m_4} OutVars{mult_~m=v_mult_~m_4} AuxVars[] AssignedVars[] 191#L19 [82] L19-->L22: Formula: (< 0 v_mult_~m_6) InVars {mult_~m=v_mult_~m_6} OutVars{mult_~m=v_mult_~m_6} AuxVars[] AssignedVars[] 185#L22 [60] L22-->multENTRY: Formula: (and (= |v_mult_#in~mInParam_2| (+ v_mult_~m_9 (- 1))) (= |v_mult_#in~nInParam_2| v_mult_~n_6)) InVars {mult_~n=v_mult_~n_6, mult_~m=v_mult_~m_9} OutVars{mult_#in~m=|v_mult_#in~mInParam_2|, mult_#in~n=|v_mult_#in~nInParam_2|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 187#multENTRY 18.44/10.56 [2019-03-28 12:11:06,969 INFO L796 eck$LassoCheckResult]: Loop: 187#multENTRY [49] multENTRY-->L16: Formula: (and (= v_mult_~n_1 |v_mult_#in~n_1|) (= v_mult_~m_1 |v_mult_#in~m_1|)) InVars {mult_#in~m=|v_mult_#in~m_1|, mult_#in~n=|v_mult_#in~n_1|} OutVars{mult_#in~m=|v_mult_#in~m_1|, mult_~n=v_mult_~n_1, mult_~m=v_mult_~m_1, mult_#in~n=|v_mult_#in~n_1|} AuxVars[] AssignedVars[mult_~n, mult_~m] 199#L16 [52] L16-->L17: Formula: (< v_mult_~m_2 0) InVars {mult_~m=v_mult_~m_2} OutVars{mult_~m=v_mult_~m_2} AuxVars[] AssignedVars[] 183#L17 [48] L17-->multENTRY: Formula: (and (= |v_mult_#in~nInParam_1| v_mult_~n_5) (= |v_mult_#in~mInParam_1| (- v_mult_~m_8))) InVars {mult_~n=v_mult_~n_5, mult_~m=v_mult_~m_8} OutVars{mult_#in~m=|v_mult_#in~mInParam_1|, mult_#in~n=|v_mult_#in~nInParam_1|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 187#multENTRY 18.44/10.56 [2019-03-28 12:11:06,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:06,970 INFO L82 PathProgramCache]: Analyzing trace with hash -770197362, now seen corresponding path program 1 times 18.44/10.56 [2019-03-28 12:11:06,970 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:06,970 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:06,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:06,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:06,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:06,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:06,982 INFO L82 PathProgramCache]: Analyzing trace with hash 78540, now seen corresponding path program 2 times 18.44/10.56 [2019-03-28 12:11:06,982 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:06,982 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:06,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:06,983 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:06,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:06,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:06,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1234267361, now seen corresponding path program 1 times 18.44/10.56 [2019-03-28 12:11:06,991 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:06,991 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:06,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:06,992 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:06,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:07,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 18.44/10.56 [2019-03-28 12:11:07,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 18.44/10.56 [2019-03-28 12:11:07,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 18.44/10.56 [2019-03-28 12:11:07,095 INFO L216 LassoAnalysis]: Preferences: 18.44/10.56 [2019-03-28 12:11:07,095 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 18.44/10.56 [2019-03-28 12:11:07,095 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 18.44/10.56 [2019-03-28 12:11:07,095 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 18.44/10.56 [2019-03-28 12:11:07,096 INFO L127 ssoRankerPreferences]: Use exernal solver: true 18.44/10.56 [2019-03-28 12:11:07,096 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,096 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 18.44/10.56 [2019-03-28 12:11:07,096 INFO L130 ssoRankerPreferences]: Path of dumped script: 18.44/10.56 [2019-03-28 12:11:07,096 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 18.44/10.56 [2019-03-28 12:11:07,096 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 18.44/10.56 [2019-03-28 12:11:07,096 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 18.44/10.56 [2019-03-28 12:11:07,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,175 INFO L300 LassoAnalysis]: Preprocessing complete. 18.44/10.56 [2019-03-28 12:11:07,175 INFO L412 LassoAnalysis]: Checking for nontermination... 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,182 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,182 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:07,186 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:07,186 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret0=0} Honda state: {mult_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,216 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,217 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:07,220 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:07,221 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~m=0} Honda state: {mult_~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,249 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,249 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:07,252 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:07,253 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret1=0} Honda state: {mult_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,281 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,281 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:07,286 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:07,286 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#res=0} Honda state: {mult_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,313 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,313 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:07,316 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:07,317 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~n=0} Honda state: {mult_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,345 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,345 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:07,349 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:07,349 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#in~n=0} Honda state: {mult_#in~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,376 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,376 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,406 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,407 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:07,443 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 18.44/10.56 [2019-03-28 12:11:07,445 INFO L216 LassoAnalysis]: Preferences: 18.44/10.56 [2019-03-28 12:11:07,446 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 18.44/10.56 [2019-03-28 12:11:07,446 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 18.44/10.56 [2019-03-28 12:11:07,446 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 18.44/10.56 [2019-03-28 12:11:07,446 INFO L127 ssoRankerPreferences]: Use exernal solver: false 18.44/10.56 [2019-03-28 12:11:07,446 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,446 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 18.44/10.56 [2019-03-28 12:11:07,446 INFO L130 ssoRankerPreferences]: Path of dumped script: 18.44/10.56 [2019-03-28 12:11:07,446 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 18.44/10.56 [2019-03-28 12:11:07,447 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 18.44/10.56 [2019-03-28 12:11:07,447 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 18.44/10.56 [2019-03-28 12:11:07,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,503 INFO L300 LassoAnalysis]: Preprocessing complete. 18.44/10.56 [2019-03-28 12:11:07,503 INFO L497 LassoAnalysis]: Using template 'affine'. 18.44/10.56 [2019-03-28 12:11:07,503 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:07,504 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:07,505 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:07,505 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:07,505 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:07,505 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:07,506 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:07,506 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:07,508 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:07,508 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:07,509 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:07,509 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:07,509 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:07,509 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:07,509 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:07,510 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:07,510 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:07,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:07,512 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:07,512 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:07,512 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:07,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:07,513 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:07,513 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:07,513 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:07,513 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:07,514 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:07,515 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:07,516 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:07,516 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:07,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:07,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:07,516 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:07,517 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:07,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:07,518 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:07,518 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:07,519 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:07,519 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:07,519 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:07,519 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:07,519 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:07,520 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:07,520 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:07,521 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:07,521 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:07,522 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:07,522 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:07,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:07,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:07,522 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:07,523 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:07,523 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:07,527 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 18.44/10.56 [2019-03-28 12:11:07,530 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. 18.44/10.56 [2019-03-28 12:11:07,530 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 18.44/10.56 [2019-03-28 12:11:07,531 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 18.44/10.56 [2019-03-28 12:11:07,531 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 18.44/10.56 [2019-03-28 12:11:07,531 INFO L518 LassoAnalysis]: Proved termination. 18.44/10.56 [2019-03-28 12:11:07,531 INFO L520 LassoAnalysis]: Termination argument consisting of: 18.44/10.56 Ranking function f(mult_#in~m) = -1*mult_#in~m 18.44/10.56 Supporting invariants [] 18.44/10.56 [2019-03-28 12:11:07,531 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 18.44/10.56 [2019-03-28 12:11:07,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:07,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 6 conjunts are in the unsatisfiable core 18.44/10.56 [2019-03-28 12:11:07,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... 18.44/10.56 [2019-03-28 12:11:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:07,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjunts are in the unsatisfiable core 18.44/10.56 [2019-03-28 12:11:07,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... 18.44/10.56 [2019-03-28 12:11:07,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 18.44/10.56 [2019-03-28 12:11:07,615 INFO L98 LoopCannibalizer]: 3 predicates before loop cannibalization 3 predicates after loop cannibalization 18.44/10.56 [2019-03-28 12:11:07,615 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 3 loop predicates 18.44/10.56 [2019-03-28 12:11:07,616 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 20 states and 25 transitions. cyclomatic complexity: 6 Second operand 4 states. 18.44/10.56 [2019-03-28 12:11:07,746 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 20 states and 25 transitions. cyclomatic complexity: 6. Second operand 4 states. Result 70 states and 101 transitions. Complement of second has 18 states. 18.44/10.56 [2019-03-28 12:11:07,747 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 18.44/10.56 [2019-03-28 12:11:07,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 18.44/10.56 [2019-03-28 12:11:07,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 32 transitions. 18.44/10.56 [2019-03-28 12:11:07,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 32 transitions. Stem has 6 letters. Loop has 3 letters. 18.44/10.56 [2019-03-28 12:11:07,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:07,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 32 transitions. Stem has 9 letters. Loop has 3 letters. 18.44/10.56 [2019-03-28 12:11:07,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:07,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 32 transitions. Stem has 6 letters. Loop has 6 letters. 18.44/10.56 [2019-03-28 12:11:07,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:07,751 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 101 transitions. 18.44/10.56 [2019-03-28 12:11:07,755 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 15 18.44/10.56 [2019-03-28 12:11:07,758 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 48 states and 69 transitions. 18.44/10.56 [2019-03-28 12:11:07,758 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 18.44/10.56 [2019-03-28 12:11:07,758 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 18.44/10.56 [2019-03-28 12:11:07,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 69 transitions. 18.44/10.56 [2019-03-28 12:11:07,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 18.44/10.56 [2019-03-28 12:11:07,759 INFO L706 BuchiCegarLoop]: Abstraction has 48 states and 69 transitions. 18.44/10.56 [2019-03-28 12:11:07,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 69 transitions. 18.44/10.56 [2019-03-28 12:11:07,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 37. 18.44/10.56 [2019-03-28 12:11:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. 18.44/10.56 [2019-03-28 12:11:07,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 49 transitions. 18.44/10.56 [2019-03-28 12:11:07,766 INFO L729 BuchiCegarLoop]: Abstraction has 37 states and 49 transitions. 18.44/10.56 [2019-03-28 12:11:07,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. 18.44/10.56 [2019-03-28 12:11:07,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 18.44/10.56 [2019-03-28 12:11:07,766 INFO L87 Difference]: Start difference. First operand 37 states and 49 transitions. Second operand 5 states. 18.44/10.56 [2019-03-28 12:11:07,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 18.44/10.56 [2019-03-28 12:11:07,810 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. 18.44/10.56 [2019-03-28 12:11:07,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 18.44/10.56 [2019-03-28 12:11:07,813 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 35 transitions. 18.44/10.56 [2019-03-28 12:11:07,814 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 18.44/10.56 [2019-03-28 12:11:07,815 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 27 states and 32 transitions. 18.44/10.56 [2019-03-28 12:11:07,815 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 18.44/10.56 [2019-03-28 12:11:07,816 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 18.44/10.56 [2019-03-28 12:11:07,816 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 32 transitions. 18.44/10.56 [2019-03-28 12:11:07,816 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 18.44/10.56 [2019-03-28 12:11:07,816 INFO L706 BuchiCegarLoop]: Abstraction has 27 states and 32 transitions. 18.44/10.56 [2019-03-28 12:11:07,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 32 transitions. 18.44/10.56 [2019-03-28 12:11:07,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 23. 18.44/10.56 [2019-03-28 12:11:07,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. 18.44/10.56 [2019-03-28 12:11:07,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. 18.44/10.56 [2019-03-28 12:11:07,819 INFO L729 BuchiCegarLoop]: Abstraction has 23 states and 27 transitions. 18.44/10.56 [2019-03-28 12:11:07,819 INFO L609 BuchiCegarLoop]: Abstraction has 23 states and 27 transitions. 18.44/10.56 [2019-03-28 12:11:07,820 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 18.44/10.56 [2019-03-28 12:11:07,820 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 27 transitions. 18.44/10.56 [2019-03-28 12:11:07,821 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 18.44/10.56 [2019-03-28 12:11:07,821 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 18.44/10.56 [2019-03-28 12:11:07,821 INFO L119 BuchiIsEmpty]: Starting construction of run 18.44/10.56 [2019-03-28 12:11:07,821 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] 18.44/10.56 [2019-03-28 12:11:07,821 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] 18.44/10.56 [2019-03-28 12:11:07,822 INFO L794 eck$LassoCheckResult]: Stem: 425#ULTIMATE.startENTRY [90] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_main_~n~0_13) (<= 0 v_ULTIMATE.start_main_~m~0_13)) InVars {} OutVars{ULTIMATE.start_main_~res1~0=v_ULTIMATE.start_main_~res1~0_6, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_8|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_8|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_6|, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_13, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_13, ULTIMATE.start_main_#t~ret5=|v_ULTIMATE.start_main_#t~ret5_7|, ULTIMATE.start_main_~res2~0=v_ULTIMATE.start_main_~res2~0_4, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~res1~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~m~0, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_#t~ret5, ULTIMATE.start_main_~res2~0, ULTIMATE.start_main_#t~ret4] 426#L34 [64] L34-->multENTRY: Formula: (and (= |v_mult_#in~nInParam_3| v_ULTIMATE.start_main_~m~0_10) (= |v_mult_#in~mInParam_3| v_ULTIMATE.start_main_~n~0_9)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_9, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_10} OutVars{mult_#in~m=|v_mult_#in~mInParam_3|, mult_#in~n=|v_mult_#in~nInParam_3|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 430#multENTRY [49] multENTRY-->L16: Formula: (and (= v_mult_~n_1 |v_mult_#in~n_1|) (= v_mult_~m_1 |v_mult_#in~m_1|)) InVars {mult_#in~m=|v_mult_#in~m_1|, mult_#in~n=|v_mult_#in~n_1|} OutVars{mult_#in~m=|v_mult_#in~m_1|, mult_~n=v_mult_~n_1, mult_~m=v_mult_~m_1, mult_#in~n=|v_mult_#in~n_1|} AuxVars[] AssignedVars[mult_~n, mult_~m] 438#L16 [78] L16-->L19: Formula: (>= v_mult_~m_4 0) InVars {mult_~m=v_mult_~m_4} OutVars{mult_~m=v_mult_~m_4} AuxVars[] AssignedVars[] 437#L19 [82] L19-->L22: Formula: (< 0 v_mult_~m_6) InVars {mult_~m=v_mult_~m_6} OutVars{mult_~m=v_mult_~m_6} AuxVars[] AssignedVars[] 422#L22 [60] L22-->multENTRY: Formula: (and (= |v_mult_#in~mInParam_2| (+ v_mult_~m_9 (- 1))) (= |v_mult_#in~nInParam_2| v_mult_~n_6)) InVars {mult_~n=v_mult_~n_6, mult_~m=v_mult_~m_9} OutVars{mult_#in~m=|v_mult_#in~mInParam_2|, mult_#in~n=|v_mult_#in~nInParam_2|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 420#multENTRY 18.44/10.56 [2019-03-28 12:11:07,822 INFO L796 eck$LassoCheckResult]: Loop: 420#multENTRY [49] multENTRY-->L16: Formula: (and (= v_mult_~n_1 |v_mult_#in~n_1|) (= v_mult_~m_1 |v_mult_#in~m_1|)) InVars {mult_#in~m=|v_mult_#in~m_1|, mult_#in~n=|v_mult_#in~n_1|} OutVars{mult_#in~m=|v_mult_#in~m_1|, mult_~n=v_mult_~n_1, mult_~m=v_mult_~m_1, mult_#in~n=|v_mult_#in~n_1|} AuxVars[] AssignedVars[mult_~n, mult_~m] 423#L16 [78] L16-->L19: Formula: (>= v_mult_~m_4 0) InVars {mult_~m=v_mult_~m_4} OutVars{mult_~m=v_mult_~m_4} AuxVars[] AssignedVars[] 424#L19 [82] L19-->L22: Formula: (< 0 v_mult_~m_6) InVars {mult_~m=v_mult_~m_6} OutVars{mult_~m=v_mult_~m_6} AuxVars[] AssignedVars[] 421#L22 [60] L22-->multENTRY: Formula: (and (= |v_mult_#in~mInParam_2| (+ v_mult_~m_9 (- 1))) (= |v_mult_#in~nInParam_2| v_mult_~n_6)) InVars {mult_~n=v_mult_~n_6, mult_~m=v_mult_~m_9} OutVars{mult_#in~m=|v_mult_#in~mInParam_2|, mult_#in~n=|v_mult_#in~nInParam_2|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 420#multENTRY 18.44/10.56 [2019-03-28 12:11:07,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:07,822 INFO L82 PathProgramCache]: Analyzing trace with hash -770197362, now seen corresponding path program 2 times 18.44/10.56 [2019-03-28 12:11:07,823 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:07,823 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:07,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:07,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:07,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:07,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:07,833 INFO L82 PathProgramCache]: Analyzing trace with hash 2460840, now seen corresponding path program 1 times 18.44/10.56 [2019-03-28 12:11:07,834 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:07,834 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:07,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:07,835 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:07,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:07,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:07,840 INFO L82 PathProgramCache]: Analyzing trace with hash 392443573, now seen corresponding path program 3 times 18.44/10.56 [2019-03-28 12:11:07,840 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:07,840 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:07,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:07,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:07,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:07,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:07,901 INFO L216 LassoAnalysis]: Preferences: 18.44/10.56 [2019-03-28 12:11:07,901 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 18.44/10.56 [2019-03-28 12:11:07,901 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 18.44/10.56 [2019-03-28 12:11:07,901 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 18.44/10.56 [2019-03-28 12:11:07,901 INFO L127 ssoRankerPreferences]: Use exernal solver: true 18.44/10.56 [2019-03-28 12:11:07,901 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,902 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 18.44/10.56 [2019-03-28 12:11:07,902 INFO L130 ssoRankerPreferences]: Path of dumped script: 18.44/10.56 [2019-03-28 12:11:07,902 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 18.44/10.56 [2019-03-28 12:11:07,902 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 18.44/10.56 [2019-03-28 12:11:07,902 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 18.44/10.56 [2019-03-28 12:11:07,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:07,953 INFO L300 LassoAnalysis]: Preprocessing complete. 18.44/10.56 [2019-03-28 12:11:07,953 INFO L412 LassoAnalysis]: Checking for nontermination... 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,957 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,957 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:07,960 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:07,960 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~m=0} Honda state: {mult_~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:07,988 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:07,988 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:07,992 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:07,992 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#in~n=0} Honda state: {mult_#in~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,018 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:08,018 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:08,022 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:08,022 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret0=0} Honda state: {mult_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,048 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:08,048 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:08,052 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:08,052 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret1=0} Honda state: {mult_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,080 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:08,080 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,110 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:08,110 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:08,139 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 18.44/10.56 [2019-03-28 12:11:08,141 INFO L216 LassoAnalysis]: Preferences: 18.44/10.56 [2019-03-28 12:11:08,141 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 18.44/10.56 [2019-03-28 12:11:08,141 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 18.44/10.56 [2019-03-28 12:11:08,141 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 18.44/10.56 [2019-03-28 12:11:08,141 INFO L127 ssoRankerPreferences]: Use exernal solver: false 18.44/10.56 [2019-03-28 12:11:08,141 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,141 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 18.44/10.56 [2019-03-28 12:11:08,141 INFO L130 ssoRankerPreferences]: Path of dumped script: 18.44/10.56 [2019-03-28 12:11:08,142 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 18.44/10.56 [2019-03-28 12:11:08,142 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 18.44/10.56 [2019-03-28 12:11:08,142 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 18.44/10.56 [2019-03-28 12:11:08,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,186 INFO L300 LassoAnalysis]: Preprocessing complete. 18.44/10.56 [2019-03-28 12:11:08,186 INFO L497 LassoAnalysis]: Using template 'affine'. 18.44/10.56 [2019-03-28 12:11:08,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:08,187 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:08,187 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:08,188 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:08,188 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:08,188 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:08,188 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:08,188 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:08,190 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:08,190 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:08,191 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:08,191 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:08,191 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:08,191 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:08,191 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:08,192 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:08,192 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:08,193 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:08,193 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:08,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:08,194 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:08,194 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:08,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:08,194 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:08,194 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:08,195 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:08,195 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:08,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:08,196 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:08,196 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:08,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:08,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:08,197 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:08,197 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:08,197 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:08,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:08,199 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:08,199 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:08,199 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:08,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:08,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:08,200 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:08,200 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:08,200 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:08,204 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 18.44/10.56 [2019-03-28 12:11:08,206 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 18.44/10.56 [2019-03-28 12:11:08,206 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. 18.44/10.56 [2019-03-28 12:11:08,207 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 18.44/10.56 [2019-03-28 12:11:08,207 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 18.44/10.56 [2019-03-28 12:11:08,207 INFO L518 LassoAnalysis]: Proved termination. 18.44/10.56 [2019-03-28 12:11:08,207 INFO L520 LassoAnalysis]: Termination argument consisting of: 18.44/10.56 Ranking function f(mult_#in~m) = 1*mult_#in~m 18.44/10.56 Supporting invariants [] 18.44/10.56 [2019-03-28 12:11:08,208 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 18.44/10.56 [2019-03-28 12:11:08,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:08,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 6 conjunts are in the unsatisfiable core 18.44/10.56 [2019-03-28 12:11:08,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... 18.44/10.56 [2019-03-28 12:11:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:08,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjunts are in the unsatisfiable core 18.44/10.56 [2019-03-28 12:11:08,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... 18.44/10.56 [2019-03-28 12:11:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 18.44/10.56 [2019-03-28 12:11:08,286 INFO L98 LoopCannibalizer]: 3 predicates before loop cannibalization 3 predicates after loop cannibalization 18.44/10.56 [2019-03-28 12:11:08,286 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 3 loop predicates 18.44/10.56 [2019-03-28 12:11:08,286 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 23 states and 27 transitions. cyclomatic complexity: 6 Second operand 4 states. 18.44/10.56 [2019-03-28 12:11:08,348 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 23 states and 27 transitions. cyclomatic complexity: 6. Second operand 4 states. Result 119 states and 129 transitions. Complement of second has 43 states. 18.44/10.56 [2019-03-28 12:11:08,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states 18.44/10.56 [2019-03-28 12:11:08,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 18.44/10.56 [2019-03-28 12:11:08,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. 18.44/10.56 [2019-03-28 12:11:08,349 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 6 letters. Loop has 4 letters. 18.44/10.56 [2019-03-28 12:11:08,349 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:08,349 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 10 letters. Loop has 4 letters. 18.44/10.56 [2019-03-28 12:11:08,350 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:08,350 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 6 letters. Loop has 8 letters. 18.44/10.56 [2019-03-28 12:11:08,350 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:08,352 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 119 states and 129 transitions. 18.44/10.56 [2019-03-28 12:11:08,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 18.44/10.56 [2019-03-28 12:11:08,357 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 119 states to 47 states and 53 transitions. 18.44/10.56 [2019-03-28 12:11:08,357 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 18.44/10.56 [2019-03-28 12:11:08,357 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 18.44/10.56 [2019-03-28 12:11:08,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 53 transitions. 18.44/10.56 [2019-03-28 12:11:08,357 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 18.44/10.56 [2019-03-28 12:11:08,358 INFO L706 BuchiCegarLoop]: Abstraction has 47 states and 53 transitions. 18.44/10.56 [2019-03-28 12:11:08,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 53 transitions. 18.44/10.56 [2019-03-28 12:11:08,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 41. 18.44/10.56 [2019-03-28 12:11:08,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. 18.44/10.56 [2019-03-28 12:11:08,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 46 transitions. 18.44/10.56 [2019-03-28 12:11:08,362 INFO L729 BuchiCegarLoop]: Abstraction has 41 states and 46 transitions. 18.44/10.56 [2019-03-28 12:11:08,362 INFO L609 BuchiCegarLoop]: Abstraction has 41 states and 46 transitions. 18.44/10.56 [2019-03-28 12:11:08,362 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ 18.44/10.56 [2019-03-28 12:11:08,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 46 transitions. 18.44/10.56 [2019-03-28 12:11:08,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 18.44/10.56 [2019-03-28 12:11:08,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 18.44/10.56 [2019-03-28 12:11:08,363 INFO L119 BuchiIsEmpty]: Starting construction of run 18.44/10.56 [2019-03-28 12:11:08,364 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] 18.44/10.56 [2019-03-28 12:11:08,364 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 18.44/10.56 [2019-03-28 12:11:08,365 INFO L794 eck$LassoCheckResult]: Stem: 672#ULTIMATE.startENTRY [90] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_main_~n~0_13) (<= 0 v_ULTIMATE.start_main_~m~0_13)) InVars {} OutVars{ULTIMATE.start_main_~res1~0=v_ULTIMATE.start_main_~res1~0_6, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_8|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_8|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_6|, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_13, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_13, ULTIMATE.start_main_#t~ret5=|v_ULTIMATE.start_main_#t~ret5_7|, ULTIMATE.start_main_~res2~0=v_ULTIMATE.start_main_~res2~0_4, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_~res1~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~m~0, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_#t~ret5, ULTIMATE.start_main_~res2~0, ULTIMATE.start_main_#t~ret4] 664#L34 [64] L34-->multENTRY: Formula: (and (= |v_mult_#in~nInParam_3| v_ULTIMATE.start_main_~m~0_10) (= |v_mult_#in~mInParam_3| v_ULTIMATE.start_main_~n~0_9)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_9, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_10} OutVars{mult_#in~m=|v_mult_#in~mInParam_3|, mult_#in~n=|v_mult_#in~nInParam_3|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 676#multENTRY [49] multENTRY-->L16: Formula: (and (= v_mult_~n_1 |v_mult_#in~n_1|) (= v_mult_~m_1 |v_mult_#in~m_1|)) InVars {mult_#in~m=|v_mult_#in~m_1|, mult_#in~n=|v_mult_#in~n_1|} OutVars{mult_#in~m=|v_mult_#in~m_1|, mult_~n=v_mult_~n_1, mult_~m=v_mult_~m_1, mult_#in~n=|v_mult_#in~n_1|} AuxVars[] AssignedVars[mult_~n, mult_~m] 682#L16 [78] L16-->L19: Formula: (>= v_mult_~m_4 0) InVars {mult_~m=v_mult_~m_4} OutVars{mult_~m=v_mult_~m_4} AuxVars[] AssignedVars[] 680#L19 [66] L19-->multFINAL: Formula: (and (= 0 v_mult_~m_5) (= |v_mult_#res_2| 0)) InVars {mult_~m=v_mult_~m_5} OutVars{mult_~m=v_mult_~m_5, mult_#res=|v_mult_#res_2|} AuxVars[] AssignedVars[mult_#res] 681#multFINAL [71] multFINAL-->multEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 683#multEXIT >[75] multEXIT-->L34-1: AOR: Formula: (= |v_ULTIMATE.start_main_#t~ret4_5| |v_mult_#resOutParam_3|) InVars {mult_#res=|v_mult_#resOutParam_3|} OutVars{ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret4] LVA: Formula: (and (= |v_mult_#in~nInParam_3| v_ULTIMATE.start_main_~m~0_10) (= |v_mult_#in~mInParam_3| v_ULTIMATE.start_main_~n~0_9)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_9, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_10} OutVars{mult_#in~m=|v_mult_#in~mInParam_3|, mult_#in~n=|v_mult_#in~nInParam_3|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n] 675#L34-1 [63] L34-1-->L35: Formula: (= v_ULTIMATE.start_main_~res1~0_4 |v_ULTIMATE.start_main_#t~ret4_4|) InVars {ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_4|} OutVars{ULTIMATE.start_main_~res1~0=v_ULTIMATE.start_main_~res1~0_4, ULTIMATE.start_main_#t~ret4=|v_ULTIMATE.start_main_#t~ret4_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~res1~0, ULTIMATE.start_main_#t~ret4] 654#L35 [69] L35-->multENTRY: Formula: (and (= |v_mult_#in~nInParam_4| v_ULTIMATE.start_main_~n~0_10) (= |v_mult_#in~mInParam_4| v_ULTIMATE.start_main_~m~0_11)) InVars {ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_10, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_11} OutVars{mult_#in~m=|v_mult_#in~mInParam_4|, mult_#in~n=|v_mult_#in~nInParam_4|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 655#multENTRY 18.44/10.56 [2019-03-28 12:11:08,365 INFO L796 eck$LassoCheckResult]: Loop: 655#multENTRY [49] multENTRY-->L16: Formula: (and (= v_mult_~n_1 |v_mult_#in~n_1|) (= v_mult_~m_1 |v_mult_#in~m_1|)) InVars {mult_#in~m=|v_mult_#in~m_1|, mult_#in~n=|v_mult_#in~n_1|} OutVars{mult_#in~m=|v_mult_#in~m_1|, mult_~n=v_mult_~n_1, mult_~m=v_mult_~m_1, mult_#in~n=|v_mult_#in~n_1|} AuxVars[] AssignedVars[mult_~n, mult_~m] 679#L16 [52] L16-->L17: Formula: (< v_mult_~m_2 0) InVars {mult_~m=v_mult_~m_2} OutVars{mult_~m=v_mult_~m_2} AuxVars[] AssignedVars[] 653#L17 [48] L17-->multENTRY: Formula: (and (= |v_mult_#in~nInParam_1| v_mult_~n_5) (= |v_mult_#in~mInParam_1| (- v_mult_~m_8))) InVars {mult_~n=v_mult_~n_5, mult_~m=v_mult_~m_8} OutVars{mult_#in~m=|v_mult_#in~mInParam_1|, mult_#in~n=|v_mult_#in~nInParam_1|} AuxVars[] AssignedVars[mult_#in~m, mult_#in~n]< 655#multENTRY 18.44/10.56 [2019-03-28 12:11:08,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:08,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1248690648, now seen corresponding path program 1 times 18.44/10.56 [2019-03-28 12:11:08,366 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:08,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:08,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:08,367 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:08,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:08,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:08,377 INFO L82 PathProgramCache]: Analyzing trace with hash 78540, now seen corresponding path program 3 times 18.44/10.56 [2019-03-28 12:11:08,377 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:08,377 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:08,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:08,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:08,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:08,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.44/10.56 [2019-03-28 12:11:08,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:08,383 INFO L82 PathProgramCache]: Analyzing trace with hash -1031295163, now seen corresponding path program 1 times 18.44/10.56 [2019-03-28 12:11:08,383 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.44/10.56 [2019-03-28 12:11:08,383 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.44/10.56 [2019-03-28 12:11:08,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:08,384 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:08,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.44/10.56 [2019-03-28 12:11:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:08,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 18.44/10.56 [2019-03-28 12:11:08,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 18.44/10.56 [2019-03-28 12:11:08,411 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 18.44/10.56 [2019-03-28 12:11:08,440 INFO L216 LassoAnalysis]: Preferences: 18.44/10.56 [2019-03-28 12:11:08,440 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 18.44/10.56 [2019-03-28 12:11:08,440 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 18.44/10.56 [2019-03-28 12:11:08,440 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 18.44/10.56 [2019-03-28 12:11:08,441 INFO L127 ssoRankerPreferences]: Use exernal solver: true 18.44/10.56 [2019-03-28 12:11:08,441 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,441 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 18.44/10.56 [2019-03-28 12:11:08,441 INFO L130 ssoRankerPreferences]: Path of dumped script: 18.44/10.56 [2019-03-28 12:11:08,441 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration4_Loop 18.44/10.56 [2019-03-28 12:11:08,441 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 18.44/10.56 [2019-03-28 12:11:08,441 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 18.44/10.56 [2019-03-28 12:11:08,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,483 INFO L300 LassoAnalysis]: Preprocessing complete. 18.44/10.56 [2019-03-28 12:11:08,483 INFO L412 LassoAnalysis]: Checking for nontermination... 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,486 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:08,486 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:08,489 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:08,489 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#in~n=0} Honda state: {mult_#in~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,517 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:08,517 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:08,520 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:08,520 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret0=0} Honda state: {mult_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,557 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:08,557 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:08,560 INFO L445 LassoAnalysis]: Proved nontermination for one component. 18.44/10.56 [2019-03-28 12:11:08,560 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret1=0} Honda state: {mult_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,586 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:08,586 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.44/10.56 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 18.44/10.56 Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,617 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 18.44/10.56 [2019-03-28 12:11:08,617 INFO L163 nArgumentSynthesizer]: Using integer mode. 18.44/10.56 [2019-03-28 12:11:08,653 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 18.44/10.56 [2019-03-28 12:11:08,654 INFO L216 LassoAnalysis]: Preferences: 18.44/10.56 [2019-03-28 12:11:08,655 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 18.44/10.56 [2019-03-28 12:11:08,655 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 18.44/10.56 [2019-03-28 12:11:08,655 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 18.44/10.56 [2019-03-28 12:11:08,655 INFO L127 ssoRankerPreferences]: Use exernal solver: false 18.44/10.56 [2019-03-28 12:11:08,655 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 18.44/10.56 [2019-03-28 12:11:08,655 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 18.44/10.56 [2019-03-28 12:11:08,655 INFO L130 ssoRankerPreferences]: Path of dumped script: 18.44/10.56 [2019-03-28 12:11:08,656 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration4_Loop 18.44/10.56 [2019-03-28 12:11:08,656 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 18.44/10.56 [2019-03-28 12:11:08,656 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 18.44/10.56 [2019-03-28 12:11:08,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 18.44/10.56 [2019-03-28 12:11:08,702 INFO L300 LassoAnalysis]: Preprocessing complete. 18.44/10.56 [2019-03-28 12:11:08,703 INFO L497 LassoAnalysis]: Using template 'affine'. 18.44/10.56 [2019-03-28 12:11:08,703 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:08,704 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:08,704 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:08,704 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:08,704 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:08,705 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:08,705 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:08,705 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:08,706 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:08,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:08,707 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:08,707 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:08,707 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:08,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:08,708 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:08,708 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:08,708 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:08,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 18.44/10.56 [2019-03-28 12:11:08,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 18.44/10.56 Termination analysis: LINEAR_WITH_GUESSES 18.44/10.56 Number of strict supporting invariants: 0 18.44/10.56 Number of non-strict supporting invariants: 1 18.44/10.56 Consider only non-deceasing supporting invariants: true 18.44/10.56 Simplify termination arguments: true 18.44/10.56 Simplify supporting invariants: trueOverapproximate stem: false 18.44/10.56 [2019-03-28 12:11:08,710 INFO L339 nArgumentSynthesizer]: Template has degree 0. 18.44/10.56 [2019-03-28 12:11:08,710 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 18.44/10.56 [2019-03-28 12:11:08,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 18.44/10.56 [2019-03-28 12:11:08,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 18.44/10.56 [2019-03-28 12:11:08,710 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 18.44/10.56 [2019-03-28 12:11:08,711 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 18.44/10.56 [2019-03-28 12:11:08,711 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 18.44/10.56 [2019-03-28 12:11:08,714 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 18.44/10.56 [2019-03-28 12:11:08,716 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. 18.44/10.56 [2019-03-28 12:11:08,716 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 18.44/10.56 [2019-03-28 12:11:08,716 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 18.44/10.56 [2019-03-28 12:11:08,717 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 18.44/10.56 [2019-03-28 12:11:08,717 INFO L518 LassoAnalysis]: Proved termination. 18.44/10.56 [2019-03-28 12:11:08,717 INFO L520 LassoAnalysis]: Termination argument consisting of: 18.44/10.56 Ranking function f(mult_#in~m) = -1*mult_#in~m 18.44/10.56 Supporting invariants [] 18.44/10.56 [2019-03-28 12:11:08,717 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 18.44/10.56 [2019-03-28 12:11:08,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.44/10.56 [2019-03-28 12:11:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:08,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 6 conjunts are in the unsatisfiable core 18.44/10.56 [2019-03-28 12:11:08,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... 18.44/10.56 [2019-03-28 12:11:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.44/10.56 [2019-03-28 12:11:08,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjunts are in the unsatisfiable core 18.44/10.56 [2019-03-28 12:11:08,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... 18.44/10.56 [2019-03-28 12:11:08,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 18.44/10.56 [2019-03-28 12:11:08,810 INFO L98 LoopCannibalizer]: 3 predicates before loop cannibalization 3 predicates after loop cannibalization 18.44/10.56 [2019-03-28 12:11:08,811 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates 18.44/10.56 [2019-03-28 12:11:08,811 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 41 states and 46 transitions. cyclomatic complexity: 7 Second operand 5 states. 18.44/10.56 [2019-03-28 12:11:08,879 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 41 states and 46 transitions. cyclomatic complexity: 7. Second operand 5 states. Result 48 states and 53 transitions. Complement of second has 13 states. 18.44/10.56 [2019-03-28 12:11:08,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states 18.44/10.56 [2019-03-28 12:11:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. 18.44/10.56 [2019-03-28 12:11:08,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 19 transitions. 18.44/10.56 [2019-03-28 12:11:08,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 9 letters. Loop has 3 letters. 18.44/10.56 [2019-03-28 12:11:08,881 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:08,881 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 12 letters. Loop has 3 letters. 18.44/10.56 [2019-03-28 12:11:08,881 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:08,882 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 9 letters. Loop has 6 letters. 18.44/10.56 [2019-03-28 12:11:08,882 INFO L116 BuchiAccepts]: Finished buchiAccepts. 18.44/10.56 [2019-03-28 12:11:08,883 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 53 transitions. 18.44/10.56 [2019-03-28 12:11:08,885 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 18.44/10.56 [2019-03-28 12:11:08,885 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,885 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 18.44/10.56 [2019-03-28 12:11:08,885 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 18.44/10.56 [2019-03-28 12:11:08,885 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,886 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 18.44/10.56 [2019-03-28 12:11:08,886 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,886 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. 18.44/10.56 [2019-03-28 12:11:08,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 18.44/10.56 [2019-03-28 12:11:08,886 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 5 states. 18.44/10.56 [2019-03-28 12:11:08,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 18.44/10.56 [2019-03-28 12:11:08,886 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 18.44/10.56 [2019-03-28 12:11:08,888 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,888 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 18.44/10.56 [2019-03-28 12:11:08,888 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,888 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 18.44/10.56 [2019-03-28 12:11:08,888 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 18.44/10.56 [2019-03-28 12:11:08,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,889 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 18.44/10.56 [2019-03-28 12:11:08,889 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,889 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,889 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,889 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ 18.44/10.56 [2019-03-28 12:11:08,889 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 18.44/10.56 [2019-03-28 12:11:08,889 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 18.44/10.56 [2019-03-28 12:11:08,889 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 18.44/10.56 [2019-03-28 12:11:08,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:11:08 BasicIcfg 18.44/10.56 [2019-03-28 12:11:08,896 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 18.44/10.56 [2019-03-28 12:11:08,896 INFO L168 Benchmark]: Toolchain (without parser) took 4102.52 ms. Allocated memory was 649.6 MB in the beginning and 751.8 MB in the end (delta: 102.2 MB). Free memory was 559.6 MB in the beginning and 491.8 MB in the end (delta: 67.8 MB). Peak memory consumption was 170.0 MB. Max. memory is 50.3 GB. 18.44/10.56 [2019-03-28 12:11:08,898 INFO L168 Benchmark]: CDTParser took 0.16 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. 18.44/10.56 [2019-03-28 12:11:08,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.26 ms. Allocated memory is still 649.6 MB. Free memory was 559.6 MB in the beginning and 549.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 18.44/10.56 [2019-03-28 12:11:08,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.93 ms. Allocated memory is still 649.6 MB. Free memory was 549.8 MB in the beginning and 615.8 MB in the end (delta: -66.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 18.44/10.56 [2019-03-28 12:11:08,899 INFO L168 Benchmark]: Boogie Preprocessor took 18.92 ms. Allocated memory is still 649.6 MB. Free memory is still 615.8 MB. There was no memory consumed. Max. memory is 50.3 GB. 18.44/10.56 [2019-03-28 12:11:08,899 INFO L168 Benchmark]: RCFGBuilder took 243.80 ms. Allocated memory is still 649.6 MB. Free memory was 615.8 MB in the beginning and 598.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 50.3 GB. 18.44/10.56 [2019-03-28 12:11:08,900 INFO L168 Benchmark]: BlockEncodingV2 took 95.60 ms. Allocated memory is still 649.6 MB. Free memory was 598.5 MB in the beginning and 591.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. 18.44/10.56 [2019-03-28 12:11:08,900 INFO L168 Benchmark]: TraceAbstraction took 176.58 ms. Allocated memory is still 649.6 MB. Free memory was 591.7 MB in the beginning and 580.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. 18.44/10.56 [2019-03-28 12:11:08,901 INFO L168 Benchmark]: BuchiAutomizer took 3229.06 ms. Allocated memory was 649.6 MB in the beginning and 751.8 MB in the end (delta: 102.2 MB). Free memory was 580.9 MB in the beginning and 491.8 MB in the end (delta: 89.2 MB). Peak memory consumption was 191.4 MB. Max. memory is 50.3 GB. 18.44/10.56 [2019-03-28 12:11:08,905 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 18.44/10.56 --- Results --- 18.44/10.56 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 18.44/10.56 - StatisticsResult: Initial Icfg 18.44/10.56 21 locations, 28 edges 18.44/10.56 - StatisticsResult: Encoded RCFG 18.44/10.56 13 locations, 18 edges 18.44/10.56 * Results from de.uni_freiburg.informatik.ultimate.core: 18.44/10.56 - StatisticsResult: Toolchain Benchmarks 18.44/10.56 Benchmark results are: 18.44/10.56 * CDTParser took 0.16 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. 18.44/10.56 * CACSL2BoogieTranslator took 234.26 ms. Allocated memory is still 649.6 MB. Free memory was 559.6 MB in the beginning and 549.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 18.44/10.56 * Boogie Procedure Inliner took 98.93 ms. Allocated memory is still 649.6 MB. Free memory was 549.8 MB in the beginning and 615.8 MB in the end (delta: -66.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 18.44/10.56 * Boogie Preprocessor took 18.92 ms. Allocated memory is still 649.6 MB. Free memory is still 615.8 MB. There was no memory consumed. Max. memory is 50.3 GB. 18.44/10.56 * RCFGBuilder took 243.80 ms. Allocated memory is still 649.6 MB. Free memory was 615.8 MB in the beginning and 598.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 50.3 GB. 18.44/10.56 * BlockEncodingV2 took 95.60 ms. Allocated memory is still 649.6 MB. Free memory was 598.5 MB in the beginning and 591.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. 18.44/10.56 * TraceAbstraction took 176.58 ms. Allocated memory is still 649.6 MB. Free memory was 591.7 MB in the beginning and 580.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. 18.44/10.56 * BuchiAutomizer took 3229.06 ms. Allocated memory was 649.6 MB in the beginning and 751.8 MB in the end (delta: 102.2 MB). Free memory was 580.9 MB in the beginning and 491.8 MB in the end (delta: 89.2 MB). Peak memory consumption was 191.4 MB. Max. memory is 50.3 GB. 18.44/10.56 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 18.44/10.56 - AllSpecificationsHoldResult: All specifications hold 18.44/10.56 We were not able to verify any specifiation because the program does not contain any specification. 18.44/10.56 - StatisticsResult: Ultimate Automizer benchmark data 18.44/10.56 CFG has 2 procedures, 13 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=13occurred 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, 14 PreInvPairs, 14 NumberOfFragments, 5 HoareAnnotationTreeSize, 14 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 18.44/10.56 - StatisticsResult: Constructed decomposition of program 18.44/10.56 Your program was decomposed into 7 terminating modules (3 trivial, 0 deterministic, 4 nondeterministic). One nondeterministic module has affine ranking function -1 * \old(m) and consists of 5 locations. One nondeterministic module has affine ranking function -1 * \old(m) and consists of 6 locations. One nondeterministic module has affine ranking function \old(m) and consists of 5 locations. One nondeterministic module has affine ranking function -1 * \old(m) and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. 18.44/10.56 - StatisticsResult: Timing statistics 18.44/10.56 BüchiAutomizer plugin needed 3.1s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.2s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 33 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 41 states and ocurred in iteration 3. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 105 SDtfs, 142 SDslu, 96 SDs, 0 SdLazy, 160 SolverSat, 39 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT3 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital13 mio100 ax100 hnf100 lsp76 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 19 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s 18.44/10.56 - TerminationAnalysisResult: Termination proven 18.44/10.56 Buchi Automizer proved that your program is terminating 18.44/10.56 RESULT: Ultimate proved your program to be correct! 18.44/10.56 !SESSION 2019-03-28 12:11:00.361 ----------------------------------------------- 18.44/10.56 eclipse.buildId=unknown 18.44/10.56 java.version=1.8.0_181 18.44/10.56 java.vendor=Oracle Corporation 18.44/10.56 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 18.44/10.56 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 18.44/10.56 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 18.44/10.56 18.44/10.56 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:11:09.136 18.44/10.56 !MESSAGE The workspace will exit with unsaved changes in this session. 18.44/10.56 Received shutdown request... 18.44/10.56 Ultimate: 18.44/10.56 GTK+ Version Check 18.44/10.56 EOF