23.39/12.77 YES 23.39/12.77 23.39/12.77 Ultimate: Cannot open display: 23.39/12.77 This is Ultimate 0.1.24-8dc7c08-m 23.39/12.77 [2019-03-29 02:02:15,888 INFO L170 SettingsManager]: Resetting all preferences to default values... 23.39/12.77 [2019-03-29 02:02:15,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 23.39/12.77 [2019-03-29 02:02:15,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 23.39/12.77 [2019-03-29 02:02:15,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 23.39/12.77 [2019-03-29 02:02:15,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 23.39/12.77 [2019-03-29 02:02:15,904 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 23.39/12.77 [2019-03-29 02:02:15,906 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 23.39/12.77 [2019-03-29 02:02:15,907 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 23.39/12.77 [2019-03-29 02:02:15,908 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 23.39/12.77 [2019-03-29 02:02:15,909 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 23.39/12.77 [2019-03-29 02:02:15,909 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 23.39/12.77 [2019-03-29 02:02:15,910 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 23.39/12.77 [2019-03-29 02:02:15,911 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 23.39/12.77 [2019-03-29 02:02:15,912 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 23.39/12.77 [2019-03-29 02:02:15,913 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 23.39/12.77 [2019-03-29 02:02:15,913 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 23.39/12.77 [2019-03-29 02:02:15,915 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 23.39/12.77 [2019-03-29 02:02:15,917 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 23.39/12.77 [2019-03-29 02:02:15,919 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 23.39/12.77 [2019-03-29 02:02:15,920 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 23.39/12.77 [2019-03-29 02:02:15,921 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 23.39/12.77 [2019-03-29 02:02:15,923 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 23.39/12.77 [2019-03-29 02:02:15,923 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 23.39/12.77 [2019-03-29 02:02:15,923 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 23.39/12.77 [2019-03-29 02:02:15,924 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 23.39/12.77 [2019-03-29 02:02:15,924 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 23.39/12.77 [2019-03-29 02:02:15,925 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 23.39/12.77 [2019-03-29 02:02:15,925 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 23.39/12.77 [2019-03-29 02:02:15,926 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 23.39/12.77 [2019-03-29 02:02:15,927 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 23.39/12.77 [2019-03-29 02:02:15,928 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 23.39/12.77 [2019-03-29 02:02:15,929 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 23.39/12.77 [2019-03-29 02:02:15,929 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 23.39/12.77 [2019-03-29 02:02:15,929 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 23.39/12.77 [2019-03-29 02:02:15,929 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 23.39/12.77 [2019-03-29 02:02:15,930 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 23.39/12.77 [2019-03-29 02:02:15,931 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 23.39/12.77 [2019-03-29 02:02:15,931 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 23.39/12.77 [2019-03-29 02:02:15,932 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf 23.39/12.77 [2019-03-29 02:02:15,946 INFO L110 SettingsManager]: Loading preferences was successful 23.39/12.77 [2019-03-29 02:02:15,946 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 23.39/12.77 [2019-03-29 02:02:15,947 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 23.39/12.77 [2019-03-29 02:02:15,948 INFO L133 SettingsManager]: * Rewrite not-equals=true 23.39/12.77 [2019-03-29 02:02:15,948 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 23.39/12.77 [2019-03-29 02:02:15,948 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 23.39/12.77 [2019-03-29 02:02:15,948 INFO L133 SettingsManager]: * Use SBE=true 23.39/12.77 [2019-03-29 02:02:15,948 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 23.39/12.77 [2019-03-29 02:02:15,949 INFO L133 SettingsManager]: * Use old map elimination=false 23.39/12.77 [2019-03-29 02:02:15,949 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 23.39/12.77 [2019-03-29 02:02:15,949 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 23.39/12.77 [2019-03-29 02:02:15,949 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 23.39/12.77 [2019-03-29 02:02:15,949 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 23.39/12.77 [2019-03-29 02:02:15,949 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 23.39/12.77 [2019-03-29 02:02:15,949 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:15,950 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 23.39/12.77 [2019-03-29 02:02:15,950 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 23.39/12.77 [2019-03-29 02:02:15,950 INFO L133 SettingsManager]: * Check division by zero=IGNORE 23.39/12.77 [2019-03-29 02:02:15,950 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 23.39/12.77 [2019-03-29 02:02:15,950 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 23.39/12.77 [2019-03-29 02:02:15,951 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 23.39/12.77 [2019-03-29 02:02:15,951 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 23.39/12.77 [2019-03-29 02:02:15,951 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 23.39/12.77 [2019-03-29 02:02:15,951 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 23.39/12.77 [2019-03-29 02:02:15,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 23.39/12.77 [2019-03-29 02:02:15,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 23.39/12.77 [2019-03-29 02:02:15,952 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 23.39/12.77 [2019-03-29 02:02:15,952 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 23.39/12.77 [2019-03-29 02:02:15,952 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 23.39/12.77 [2019-03-29 02:02:15,978 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 23.39/12.77 [2019-03-29 02:02:15,991 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 23.39/12.77 [2019-03-29 02:02:15,995 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 23.39/12.77 [2019-03-29 02:02:15,997 INFO L271 PluginConnector]: Initializing CDTParser... 23.39/12.77 [2019-03-29 02:02:15,997 INFO L276 PluginConnector]: CDTParser initialized 23.39/12.77 [2019-03-29 02:02:15,998 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 23.39/12.77 [2019-03-29 02:02:16,302 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/c279f1ef85eb417c87f69280cd09eea9/FLAG860257e1c 23.39/12.77 !SESSION 2019-03-29 02:02:13.588 ----------------------------------------------- 23.39/12.77 eclipse.buildId=unknown 23.39/12.77 java.version=1.8.0_181 23.39/12.77 java.vendor=Oracle Corporation 23.39/12.77 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 23.39/12.77 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c 23.39/12.77 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c 23.39/12.77 23.39/12.77 !ENTRY org.eclipse.cdt.core 1 0 2019-03-29 02:02:16.455 23.39/12.77 !MESSAGE Indexed 'FLAG860257e1c' (0 sources, 0 headers) in 0.003 sec: 0 declarations; 0 references; 0 unresolved inclusions; 0 syntax errors; 0 unresolved names (0%) 23.39/12.77 [2019-03-29 02:02:16,687 INFO L307 CDTParser]: Found 1 translation units. 23.39/12.77 [2019-03-29 02:02:16,688 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c 23.39/12.77 [2019-03-29 02:02:16,695 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/c279f1ef85eb417c87f69280cd09eea9/FLAG860257e1c 23.39/12.77 [2019-03-29 02:02:16,715 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/c279f1ef85eb417c87f69280cd09eea9 23.39/12.77 [2019-03-29 02:02:16,727 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 23.39/12.77 [2019-03-29 02:02:16,729 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 23.39/12.77 [2019-03-29 02:02:16,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 23.39/12.77 [2019-03-29 02:02:16,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 23.39/12.77 [2019-03-29 02:02:16,734 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 23.39/12.77 [2019-03-29 02:02:16,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:02:16" (1/1) ... 23.39/12.77 [2019-03-29 02:02:16,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f694ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16, skipping insertion in model container 23.39/12.77 [2019-03-29 02:02:16,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:02:16" (1/1) ... 23.39/12.77 [2019-03-29 02:02:16,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 23.39/12.77 [2019-03-29 02:02:16,765 INFO L176 MainTranslator]: Built tables and reachable declarations 23.39/12.77 [2019-03-29 02:02:16,926 INFO L206 PostProcessor]: Analyzing one entry point: main 23.39/12.77 [2019-03-29 02:02:16,930 INFO L191 MainTranslator]: Completed pre-run 23.39/12.77 [2019-03-29 02:02:16,950 INFO L206 PostProcessor]: Analyzing one entry point: main 23.39/12.77 [2019-03-29 02:02:17,019 INFO L195 MainTranslator]: Completed translation 23.39/12.77 [2019-03-29 02:02:17,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17 WrapperNode 23.39/12.77 [2019-03-29 02:02:17,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 23.39/12.77 [2019-03-29 02:02:17,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 23.39/12.77 [2019-03-29 02:02:17,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 23.39/12.77 [2019-03-29 02:02:17,021 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 23.39/12.77 [2019-03-29 02:02:17,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 23.39/12.77 [2019-03-29 02:02:17,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 23.39/12.77 [2019-03-29 02:02:17,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 23.39/12.77 [2019-03-29 02:02:17,059 INFO L276 PluginConnector]: Boogie Preprocessor initialized 23.39/12.77 [2019-03-29 02:02:17,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 23.39/12.77 [2019-03-29 02:02:17,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 23.39/12.77 [2019-03-29 02:02:17,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... 23.39/12.77 [2019-03-29 02:02:17,080 INFO L276 PluginConnector]: RCFGBuilder initialized 23.39/12.77 [2019-03-29 02:02:17,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (1/1) ... 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 23.39/12.77 [2019-03-29 02:02:17,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 23.39/12.77 [2019-03-29 02:02:17,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 23.39/12.77 [2019-03-29 02:02:17,298 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 23.39/12.77 [2019-03-29 02:02:17,298 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 23.39/12.77 [2019-03-29 02:02:17,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:17 BoogieIcfgContainer 23.39/12.77 [2019-03-29 02:02:17,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 23.39/12.77 [2019-03-29 02:02:17,300 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 23.39/12.77 [2019-03-29 02:02:17,301 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 23.39/12.77 [2019-03-29 02:02:17,303 INFO L276 PluginConnector]: BlockEncodingV2 initialized 23.39/12.77 [2019-03-29 02:02:17,304 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:17" (1/1) ... 23.39/12.77 [2019-03-29 02:02:17,322 INFO L313 BlockEncoder]: Initial Icfg 10 locations, 15 edges 23.39/12.77 [2019-03-29 02:02:17,324 INFO L258 BlockEncoder]: Using Remove infeasible edges 23.39/12.77 [2019-03-29 02:02:17,324 INFO L263 BlockEncoder]: Using Maximize final states 23.39/12.77 [2019-03-29 02:02:17,325 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 23.39/12.77 [2019-03-29 02:02:17,325 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 23.39/12.77 [2019-03-29 02:02:17,327 INFO L296 BlockEncoder]: Using Remove sink states 23.39/12.77 [2019-03-29 02:02:17,328 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 23.39/12.77 [2019-03-29 02:02:17,328 INFO L179 BlockEncoder]: Using Rewrite not-equals 23.39/12.77 [2019-03-29 02:02:17,346 INFO L185 BlockEncoder]: Using Use SBE 23.39/12.77 [2019-03-29 02:02:17,367 INFO L200 BlockEncoder]: SBE split 6 edges 23.39/12.77 [2019-03-29 02:02:17,372 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 23.39/12.77 [2019-03-29 02:02:17,374 INFO L71 MaximizeFinalStates]: 0 new accepting states 23.39/12.77 [2019-03-29 02:02:17,387 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 23.39/12.77 [2019-03-29 02:02:17,389 INFO L70 RemoveSinkStates]: Removed 5 edges and 2 locations by removing sink states 23.39/12.77 [2019-03-29 02:02:17,390 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 23.39/12.77 [2019-03-29 02:02:17,390 INFO L71 MaximizeFinalStates]: 0 new accepting states 23.39/12.77 [2019-03-29 02:02:17,391 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 23.39/12.77 [2019-03-29 02:02:17,391 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 23.39/12.77 [2019-03-29 02:02:17,391 INFO L313 BlockEncoder]: Encoded RCFG 6 locations, 16 edges 23.39/12.77 [2019-03-29 02:02:17,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:02:17 BasicIcfg 23.39/12.77 [2019-03-29 02:02:17,392 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 23.39/12.77 [2019-03-29 02:02:17,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 23.39/12.77 [2019-03-29 02:02:17,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... 23.39/12.77 [2019-03-29 02:02:17,397 INFO L276 PluginConnector]: TraceAbstraction initialized 23.39/12.77 [2019-03-29 02:02:17,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:02:16" (1/4) ... 23.39/12.77 [2019-03-29 02:02:17,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee553cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:02:17, skipping insertion in model container 23.39/12.77 [2019-03-29 02:02:17,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (2/4) ... 23.39/12.77 [2019-03-29 02:02:17,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee553cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:02:17, skipping insertion in model container 23.39/12.77 [2019-03-29 02:02:17,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:17" (3/4) ... 23.39/12.77 [2019-03-29 02:02:17,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee553cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:02:17, skipping insertion in model container 23.39/12.77 [2019-03-29 02:02:17,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:02:17" (4/4) ... 23.39/12.77 [2019-03-29 02:02:17,402 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 23.39/12.77 [2019-03-29 02:02:17,412 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 23.39/12.77 [2019-03-29 02:02:17,420 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 23.39/12.77 [2019-03-29 02:02:17,438 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 23.39/12.77 [2019-03-29 02:02:17,468 INFO L133 ementStrategyFactory]: Using default assertion order modulation 23.39/12.77 [2019-03-29 02:02:17,469 INFO L382 AbstractCegarLoop]: Interprodecural is true 23.39/12.77 [2019-03-29 02:02:17,469 INFO L383 AbstractCegarLoop]: Hoare is true 23.39/12.77 [2019-03-29 02:02:17,469 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 23.39/12.77 [2019-03-29 02:02:17,469 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 23.39/12.77 [2019-03-29 02:02:17,469 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 23.39/12.77 [2019-03-29 02:02:17,470 INFO L387 AbstractCegarLoop]: Difference is false 23.39/12.77 [2019-03-29 02:02:17,470 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 23.39/12.77 [2019-03-29 02:02:17,470 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 23.39/12.77 [2019-03-29 02:02:17,486 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. 23.39/12.77 [2019-03-29 02:02:17,492 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 23.39/12.77 [2019-03-29 02:02:17,495 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. 23.39/12.77 [2019-03-29 02:02:17,545 INFO L448 ceAbstractionStarter]: For program point L32(lines 32 36) no Hoare annotation was computed. 23.39/12.77 [2019-03-29 02:02:17,546 INFO L451 ceAbstractionStarter]: At program point L32-2(lines 21 37) the Hoare annotation is: true 23.39/12.77 [2019-03-29 02:02:17,546 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 36) no Hoare annotation was computed. 23.39/12.77 [2019-03-29 02:02:17,546 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 23.39/12.77 [2019-03-29 02:02:17,546 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 29) no Hoare annotation was computed. 23.39/12.77 [2019-03-29 02:02:17,546 INFO L448 ceAbstractionStarter]: For program point L22(lines 22 36) no Hoare annotation was computed. 23.39/12.77 [2019-03-29 02:02:17,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:02:17 BasicIcfg 23.39/12.77 [2019-03-29 02:02:17,555 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 23.39/12.77 [2019-03-29 02:02:17,555 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 23.39/12.77 [2019-03-29 02:02:17,555 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 23.39/12.77 [2019-03-29 02:02:17,559 INFO L276 PluginConnector]: BuchiAutomizer initialized 23.39/12.77 [2019-03-29 02:02:17,560 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 23.39/12.77 [2019-03-29 02:02:17,560 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:02:16" (1/5) ... 23.39/12.77 [2019-03-29 02:02:17,561 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15c65279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:02:17, skipping insertion in model container 23.39/12.77 [2019-03-29 02:02:17,561 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 23.39/12.77 [2019-03-29 02:02:17,561 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:17" (2/5) ... 23.39/12.77 [2019-03-29 02:02:17,561 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15c65279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:02:17, skipping insertion in model container 23.39/12.77 [2019-03-29 02:02:17,562 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 23.39/12.77 [2019-03-29 02:02:17,562 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:17" (3/5) ... 23.39/12.77 [2019-03-29 02:02:17,562 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15c65279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:02:17, skipping insertion in model container 23.39/12.77 [2019-03-29 02:02:17,564 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 23.39/12.77 [2019-03-29 02:02:17,564 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:02:17" (4/5) ... 23.39/12.77 [2019-03-29 02:02:17,564 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15c65279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:02:17, skipping insertion in model container 23.39/12.77 [2019-03-29 02:02:17,564 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 23.39/12.77 [2019-03-29 02:02:17,565 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:02:17" (5/5) ... 23.39/12.77 [2019-03-29 02:02:17,566 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 23.39/12.77 [2019-03-29 02:02:17,593 INFO L133 ementStrategyFactory]: Using default assertion order modulation 23.39/12.77 [2019-03-29 02:02:17,593 INFO L374 BuchiCegarLoop]: Interprodecural is true 23.39/12.77 [2019-03-29 02:02:17,594 INFO L375 BuchiCegarLoop]: Hoare is true 23.39/12.77 [2019-03-29 02:02:17,594 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 23.39/12.77 [2019-03-29 02:02:17,594 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 23.39/12.77 [2019-03-29 02:02:17,594 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 23.39/12.77 [2019-03-29 02:02:17,594 INFO L379 BuchiCegarLoop]: Difference is false 23.39/12.77 [2019-03-29 02:02:17,594 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 23.39/12.77 [2019-03-29 02:02:17,595 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 23.39/12.77 [2019-03-29 02:02:17,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. 23.39/12.77 [2019-03-29 02:02:17,615 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 23.39/12.77 [2019-03-29 02:02:17,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 23.39/12.77 [2019-03-29 02:02:17,616 INFO L119 BuchiIsEmpty]: Starting construction of run 23.39/12.77 [2019-03-29 02:02:17,622 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 23.39/12.77 [2019-03-29 02:02:17,623 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 23.39/12.77 [2019-03-29 02:02:17,623 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 23.39/12.77 [2019-03-29 02:02:17,623 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. 23.39/12.77 [2019-03-29 02:02:17,624 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 23.39/12.77 [2019-03-29 02:02:17,624 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 23.39/12.77 [2019-03-29 02:02:17,624 INFO L119 BuchiIsEmpty]: Starting construction of run 23.39/12.77 [2019-03-29 02:02:17,625 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 23.39/12.77 [2019-03-29 02:02:17,625 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 23.39/12.77 [2019-03-29 02:02:17,630 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [40] ULTIMATE.startENTRY-->L32-2: Formula: (and (= v_ULTIMATE.start_main_~tk~0_1 |v_ULTIMATE.start_main_#t~nondet5_4|) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~an~0_1 |v_ULTIMATE.start_main_#t~nondet3_4|) (= v_ULTIMATE.start_main_~bn~0_1 |v_ULTIMATE.start_main_#t~nondet4_4|) (= v_ULTIMATE.start_main_~k~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|) (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_1|, ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_1|, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_1|, ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet4_4|, |v_ULTIMATE.start_main_#t~nondet3_4|, |v_ULTIMATE.start_main_#t~nondet5_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_~k~0, ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet4, ULTIMATE.start_main_#t~nondet5, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_#t~nondet8, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_main_~tk~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~bn~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~an~0] 7#L32-2true 23.39/12.77 [2019-03-29 02:02:17,631 INFO L796 eck$LassoCheckResult]: Loop: 7#L32-2true [60] L32-2-->L22: Formula: (and (<= (+ v_ULTIMATE.start_main_~tk~0_7 1) v_ULTIMATE.start_main_~k~0_7) (<= v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~an~0_7) (<= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~bn~0_7)) InVars {ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 5#L22true [43] L22-->L23: Formula: (and (<= v_ULTIMATE.start_main_~i~0_8 v_ULTIMATE.start_main_~an~0_8) (<= v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~bn~0_8)) InVars {ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_8} OutVars{ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_8} AuxVars[] AssignedVars[] 6#L23true [69] L23-->L32-2: Formula: (and (< 0 |v_ULTIMATE.start_main_#t~nondet6_3|) (= v_ULTIMATE.start_main_~k~0_8 |v_ULTIMATE.start_main_#t~nondet7_3|) (= v_ULTIMATE.start_main_~tk~0_8 v_ULTIMATE.start_main_~k~0_9) (= v_ULTIMATE.start_main_~j~0_9 (+ v_ULTIMATE.start_main_~k~0_9 v_ULTIMATE.start_main_~j~0_10))) InVars {ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_9, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_3|, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_3|, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_10} OutVars{ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_8, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_8, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_2|, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_2|, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~tk~0, ULTIMATE.start_main_~k~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_main_#t~nondet7] 7#L32-2true 23.39/12.77 [2019-03-29 02:02:17,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:17,637 INFO L82 PathProgramCache]: Analyzing trace with hash 71, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:17,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:17,640 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:17,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:17,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:17,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:17,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:17,711 INFO L82 PathProgramCache]: Analyzing trace with hash 88853, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:17,712 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:17,712 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:17,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:17,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:17,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:17,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:17,730 INFO L82 PathProgramCache]: Analyzing trace with hash 2174223, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:17,730 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:17,730 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:17,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:17,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:17,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:17,829 INFO L216 LassoAnalysis]: Preferences: 23.39/12.77 [2019-03-29 02:02:17,830 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 23.39/12.77 [2019-03-29 02:02:17,831 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 23.39/12.77 [2019-03-29 02:02:17,831 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 23.39/12.77 [2019-03-29 02:02:17,831 INFO L127 ssoRankerPreferences]: Use exernal solver: true 23.39/12.77 [2019-03-29 02:02:17,831 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:17,831 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 23.39/12.77 [2019-03-29 02:02:17,831 INFO L130 ssoRankerPreferences]: Path of dumped script: 23.39/12.77 [2019-03-29 02:02:17,832 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 23.39/12.77 [2019-03-29 02:02:17,832 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 23.39/12.77 [2019-03-29 02:02:17,832 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 23.39/12.77 [2019-03-29 02:02:17,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:17,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:17,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:17,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:17,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:18,029 INFO L300 LassoAnalysis]: Preprocessing complete. 23.39/12.77 [2019-03-29 02:02:18,030 INFO L412 LassoAnalysis]: Checking for nontermination... 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:18,037 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:18,037 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:18,071 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:18,071 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~an~0=0, ULTIMATE.start_main_~i~0=0} Honda state: {ULTIMATE.start_main_~an~0=0, ULTIMATE.start_main_~i~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:18,077 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:18,077 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:18,104 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:18,105 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet6=1} Honda state: {ULTIMATE.start_main_#t~nondet6=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:18,111 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:18,111 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:18,138 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:18,138 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:18,143 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:18,143 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:18,172 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:18,172 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:18,177 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:18,177 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:18,210 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:18,210 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:20,774 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 23.39/12.77 [2019-03-29 02:02:20,778 INFO L216 LassoAnalysis]: Preferences: 23.39/12.77 [2019-03-29 02:02:20,779 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 23.39/12.77 [2019-03-29 02:02:20,779 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 23.39/12.77 [2019-03-29 02:02:20,779 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 23.39/12.77 [2019-03-29 02:02:20,779 INFO L127 ssoRankerPreferences]: Use exernal solver: false 23.39/12.77 [2019-03-29 02:02:20,779 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:20,779 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 23.39/12.77 [2019-03-29 02:02:20,779 INFO L130 ssoRankerPreferences]: Path of dumped script: 23.39/12.77 [2019-03-29 02:02:20,780 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 23.39/12.77 [2019-03-29 02:02:20,780 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 23.39/12.77 [2019-03-29 02:02:20,780 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 23.39/12.77 [2019-03-29 02:02:20,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:20,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:20,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:20,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:20,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:20,892 INFO L300 LassoAnalysis]: Preprocessing complete. 23.39/12.77 [2019-03-29 02:02:20,898 INFO L497 LassoAnalysis]: Using template 'affine'. 23.39/12.77 [2019-03-29 02:02:20,899 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,901 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,901 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:20,902 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,902 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,902 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,904 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,904 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:20,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,909 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:20,910 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,910 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,910 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,910 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,911 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,914 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:20,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,915 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,916 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,919 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,919 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:20,924 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,924 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,925 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,925 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,927 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,927 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,935 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:20,936 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,936 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,936 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:20,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,937 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,938 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,938 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,949 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:20,949 INFO L497 LassoAnalysis]: Using template '2-nested'. 23.39/12.77 [2019-03-29 02:02:20,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,950 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,951 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:20,951 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,951 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,952 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,952 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:20,954 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,954 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,954 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:20,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,955 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,956 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,961 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:20,961 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,962 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,962 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,962 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,965 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,965 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,969 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:20,969 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,970 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,970 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,971 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,971 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,973 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,973 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,981 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:20,981 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:20,982 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:20,982 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:20,982 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:20,983 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:20,983 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 23.39/12.77 [2019-03-29 02:02:20,984 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:20,984 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:20,998 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 23.39/12.77 [2019-03-29 02:02:21,012 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 23.39/12.77 [2019-03-29 02:02:21,012 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. 23.39/12.77 [2019-03-29 02:02:21,014 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 23.39/12.77 [2019-03-29 02:02:21,014 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 23.39/12.77 [2019-03-29 02:02:21,015 INFO L518 LassoAnalysis]: Proved termination. 23.39/12.77 [2019-03-29 02:02:21,015 INFO L520 LassoAnalysis]: Termination argument consisting of: 23.39/12.77 Ranking function 2-nested ranking function: 23.39/12.77 f0 = -2*ULTIMATE.start_main_~tk~0 23.39/12.77 f1 = 2*ULTIMATE.start_main_~bn~0 - 2*ULTIMATE.start_main_~j~0 + 1 23.39/12.77 Supporting invariants [] 23.39/12.77 [2019-03-29 02:02:21,017 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 23.39/12.77 [2019-03-29 02:02:21,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:21,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:21,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:21,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 7 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:21,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:21,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 23.39/12.77 [2019-03-29 02:02:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:21,430 INFO L137 LoopCannibalizer]: termination argument not suffcient for all loop shiftings 23.39/12.77 [2019-03-29 02:02:21,430 INFO L98 LoopCannibalizer]: 9 predicates before loop cannibalization 9 predicates after loop cannibalization 23.39/12.77 [2019-03-29 02:02:21,436 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 9 loop predicates 23.39/12.77 [2019-03-29 02:02:21,437 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 6 states. Second operand 3 states. 23.39/12.77 [2019-03-29 02:02:21,810 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 6 states.. Second operand 3 states. Result 28 states and 81 transitions. Complement of second has 7 states. 23.39/12.77 [2019-03-29 02:02:21,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states 23.39/12.77 [2019-03-29 02:02:21,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 23.39/12.77 [2019-03-29 02:02:21,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 62 transitions. 23.39/12.77 [2019-03-29 02:02:21,816 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 62 transitions. Stem has 1 letters. Loop has 3 letters. 23.39/12.77 [2019-03-29 02:02:21,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:21,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 62 transitions. Stem has 4 letters. Loop has 3 letters. 23.39/12.77 [2019-03-29 02:02:21,818 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:21,818 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 62 transitions. Stem has 1 letters. Loop has 6 letters. 23.39/12.77 [2019-03-29 02:02:21,818 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:21,826 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 81 transitions. 23.39/12.77 [2019-03-29 02:02:21,828 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 23.39/12.77 [2019-03-29 02:02:21,833 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 23 states and 64 transitions. 23.39/12.77 [2019-03-29 02:02:21,834 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 23.39/12.77 [2019-03-29 02:02:21,834 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 23.39/12.77 [2019-03-29 02:02:21,835 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 64 transitions. 23.39/12.77 [2019-03-29 02:02:21,835 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 23.39/12.77 [2019-03-29 02:02:21,836 INFO L706 BuchiCegarLoop]: Abstraction has 23 states and 64 transitions. 23.39/12.77 [2019-03-29 02:02:21,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 64 transitions. 23.39/12.77 [2019-03-29 02:02:21,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. 23.39/12.77 [2019-03-29 02:02:21,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. 23.39/12.77 [2019-03-29 02:02:21,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 59 transitions. 23.39/12.77 [2019-03-29 02:02:21,868 INFO L729 BuchiCegarLoop]: Abstraction has 21 states and 59 transitions. 23.39/12.77 [2019-03-29 02:02:21,868 INFO L609 BuchiCegarLoop]: Abstraction has 21 states and 59 transitions. 23.39/12.77 [2019-03-29 02:02:21,868 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 23.39/12.77 [2019-03-29 02:02:21,869 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 59 transitions. 23.39/12.77 [2019-03-29 02:02:21,870 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 23.39/12.77 [2019-03-29 02:02:21,870 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 23.39/12.77 [2019-03-29 02:02:21,871 INFO L119 BuchiIsEmpty]: Starting construction of run 23.39/12.77 [2019-03-29 02:02:21,871 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 23.39/12.77 [2019-03-29 02:02:21,871 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 23.39/12.77 [2019-03-29 02:02:21,871 INFO L794 eck$LassoCheckResult]: Stem: 92#ULTIMATE.startENTRY [40] ULTIMATE.startENTRY-->L32-2: Formula: (and (= v_ULTIMATE.start_main_~tk~0_1 |v_ULTIMATE.start_main_#t~nondet5_4|) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~an~0_1 |v_ULTIMATE.start_main_#t~nondet3_4|) (= v_ULTIMATE.start_main_~bn~0_1 |v_ULTIMATE.start_main_#t~nondet4_4|) (= v_ULTIMATE.start_main_~k~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|) (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_1|, ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_1|, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_1|, ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet4_4|, |v_ULTIMATE.start_main_#t~nondet3_4|, |v_ULTIMATE.start_main_#t~nondet5_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_~k~0, ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet4, ULTIMATE.start_main_#t~nondet5, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_#t~nondet8, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_main_~tk~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~bn~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~an~0] 93#L32-2 [62] L32-2-->L22: Formula: (and (<= v_ULTIMATE.start_main_~an~0_7 v_ULTIMATE.start_main_~i~0_7) (<= (+ v_ULTIMATE.start_main_~tk~0_7 1) v_ULTIMATE.start_main_~k~0_7) (<= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~bn~0_7)) InVars {ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 94#L22 23.39/12.77 [2019-03-29 02:02:21,872 INFO L796 eck$LassoCheckResult]: Loop: 94#L22 [43] L22-->L23: Formula: (and (<= v_ULTIMATE.start_main_~i~0_8 v_ULTIMATE.start_main_~an~0_8) (<= v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~bn~0_8)) InVars {ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_8} OutVars{ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_8} AuxVars[] AssignedVars[] 96#L23 [47] L23-->L32-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~nondet6_5|) (= v_ULTIMATE.start_main_~i~0_9 (+ v_ULTIMATE.start_main_~i~0_10 1))) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_5|} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_9, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0, ULTIMATE.start_main_#t~nondet6] 88#L32-2 [60] L32-2-->L22: Formula: (and (<= (+ v_ULTIMATE.start_main_~tk~0_7 1) v_ULTIMATE.start_main_~k~0_7) (<= v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~an~0_7) (<= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~bn~0_7)) InVars {ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 94#L22 23.39/12.77 [2019-03-29 02:02:21,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:21,872 INFO L82 PathProgramCache]: Analyzing trace with hash 2263, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:21,872 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:21,872 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:21,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:21,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:21,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:21,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:21,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:21,885 INFO L82 PathProgramCache]: Analyzing trace with hash 72631, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:21,885 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:21,885 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:21,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:21,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:21,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:21,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:21,893 INFO L82 PathProgramCache]: Analyzing trace with hash 67459873, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:21,893 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:21,893 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:21,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:21,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:21,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 23.39/12.77 [2019-03-29 02:02:21,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 23.39/12.77 [2019-03-29 02:02:21,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 23.39/12.77 [2019-03-29 02:02:21,984 INFO L216 LassoAnalysis]: Preferences: 23.39/12.77 [2019-03-29 02:02:21,984 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 23.39/12.77 [2019-03-29 02:02:21,984 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 23.39/12.77 [2019-03-29 02:02:21,984 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 23.39/12.77 [2019-03-29 02:02:21,985 INFO L127 ssoRankerPreferences]: Use exernal solver: true 23.39/12.77 [2019-03-29 02:02:21,985 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:21,985 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 23.39/12.77 [2019-03-29 02:02:21,985 INFO L130 ssoRankerPreferences]: Path of dumped script: 23.39/12.77 [2019-03-29 02:02:21,985 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 23.39/12.77 [2019-03-29 02:02:21,985 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 23.39/12.77 [2019-03-29 02:02:21,985 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 23.39/12.77 [2019-03-29 02:02:21,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:21,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:21,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:21,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:22,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:22,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:22,077 INFO L300 LassoAnalysis]: Preprocessing complete. 23.39/12.77 [2019-03-29 02:02:22,077 INFO L412 LassoAnalysis]: Checking for nontermination... 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:22,084 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:22,084 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:22,113 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:22,113 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:22,118 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:22,118 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:22,145 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:22,145 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:22,152 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:22,152 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:22,156 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:22,156 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet6=0} Honda state: {ULTIMATE.start_main_#t~nondet6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:22,202 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:22,203 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:22,230 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:22,230 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0=0, ULTIMATE.start_main_~bn~0=0} Honda state: {ULTIMATE.start_main_~j~0=0, ULTIMATE.start_main_~bn~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:22,235 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:22,235 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:22,265 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:22,265 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:22,798 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 23.39/12.77 [2019-03-29 02:02:22,800 INFO L216 LassoAnalysis]: Preferences: 23.39/12.77 [2019-03-29 02:02:22,800 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 23.39/12.77 [2019-03-29 02:02:22,801 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 23.39/12.77 [2019-03-29 02:02:22,801 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 23.39/12.77 [2019-03-29 02:02:22,801 INFO L127 ssoRankerPreferences]: Use exernal solver: false 23.39/12.77 [2019-03-29 02:02:22,801 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:22,801 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 23.39/12.77 [2019-03-29 02:02:22,801 INFO L130 ssoRankerPreferences]: Path of dumped script: 23.39/12.77 [2019-03-29 02:02:22,801 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 23.39/12.77 [2019-03-29 02:02:22,801 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 23.39/12.77 [2019-03-29 02:02:22,802 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 23.39/12.77 [2019-03-29 02:02:22,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:22,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:22,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:22,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:22,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:22,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:22,874 INFO L300 LassoAnalysis]: Preprocessing complete. 23.39/12.77 [2019-03-29 02:02:22,874 INFO L497 LassoAnalysis]: Using template 'affine'. 23.39/12.77 [2019-03-29 02:02:22,874 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:22,875 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:22,875 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:22,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:22,876 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:22,877 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:22,877 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:22,880 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:22,881 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:22,881 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:22,881 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:22,882 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:22,882 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:22,882 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:22,882 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:22,883 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:22,884 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:22,884 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:22,884 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:22,885 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:22,885 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:22,885 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:22,886 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:22,886 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:22,890 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:22,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:22,891 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:22,891 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:22,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:22,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:22,892 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:22,892 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:22,893 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:22,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:22,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:22,894 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:22,894 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:22,894 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:22,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:22,895 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:22,895 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:22,895 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:22,898 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 23.39/12.77 [2019-03-29 02:02:22,902 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 23.39/12.77 [2019-03-29 02:02:22,902 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 23.39/12.77 [2019-03-29 02:02:22,903 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 23.39/12.77 [2019-03-29 02:02:22,903 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 23.39/12.77 [2019-03-29 02:02:22,903 INFO L518 LassoAnalysis]: Proved termination. 23.39/12.77 [2019-03-29 02:02:22,903 INFO L520 LassoAnalysis]: Termination argument consisting of: 23.39/12.77 Ranking function f(ULTIMATE.start_main_~an~0, ULTIMATE.start_main_~i~0) = 1*ULTIMATE.start_main_~an~0 - 1*ULTIMATE.start_main_~i~0 23.39/12.77 Supporting invariants [] 23.39/12.77 [2019-03-29 02:02:22,904 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 23.39/12.77 [2019-03-29 02:02:22,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:22,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:22,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:22,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:22,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:22,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 23.39/12.77 [2019-03-29 02:02:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:22,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:22,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:22,987 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 3 predicates after loop cannibalization 23.39/12.77 [2019-03-29 02:02:22,988 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 23.39/12.77 [2019-03-29 02:02:22,988 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 21 states and 59 transitions. cyclomatic complexity: 41 Second operand 4 states. 23.39/12.77 [2019-03-29 02:02:23,092 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 21 states and 59 transitions. cyclomatic complexity: 41. Second operand 4 states. Result 161 states and 427 transitions. Complement of second has 21 states. 23.39/12.77 [2019-03-29 02:02:23,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states 23.39/12.77 [2019-03-29 02:02:23,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 23.39/12.77 [2019-03-29 02:02:23,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. 23.39/12.77 [2019-03-29 02:02:23,095 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 2 letters. Loop has 3 letters. 23.39/12.77 [2019-03-29 02:02:23,095 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:23,095 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 5 letters. Loop has 3 letters. 23.39/12.77 [2019-03-29 02:02:23,096 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:23,096 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 2 letters. Loop has 6 letters. 23.39/12.77 [2019-03-29 02:02:23,096 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:23,098 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 161 states and 427 transitions. 23.39/12.77 [2019-03-29 02:02:23,106 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 23.39/12.77 [2019-03-29 02:02:23,107 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 161 states to 21 states and 51 transitions. 23.39/12.77 [2019-03-29 02:02:23,107 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 23.39/12.77 [2019-03-29 02:02:23,107 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 23.39/12.77 [2019-03-29 02:02:23,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 51 transitions. 23.39/12.77 [2019-03-29 02:02:23,108 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 23.39/12.77 [2019-03-29 02:02:23,108 INFO L706 BuchiCegarLoop]: Abstraction has 21 states and 51 transitions. 23.39/12.77 [2019-03-29 02:02:23,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 51 transitions. 23.39/12.77 [2019-03-29 02:02:23,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. 23.39/12.77 [2019-03-29 02:02:23,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. 23.39/12.77 [2019-03-29 02:02:23,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 51 transitions. 23.39/12.77 [2019-03-29 02:02:23,111 INFO L729 BuchiCegarLoop]: Abstraction has 21 states and 51 transitions. 23.39/12.77 [2019-03-29 02:02:23,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. 23.39/12.77 [2019-03-29 02:02:23,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 23.39/12.77 [2019-03-29 02:02:23,115 INFO L87 Difference]: Start difference. First operand 21 states and 51 transitions. Second operand 4 states. 23.39/12.77 [2019-03-29 02:02:23,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 23.39/12.77 [2019-03-29 02:02:23,168 INFO L93 Difference]: Finished difference Result 41 states and 77 transitions. 23.39/12.77 [2019-03-29 02:02:23,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 23.39/12.77 [2019-03-29 02:02:23,170 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 77 transitions. 23.39/12.77 [2019-03-29 02:02:23,172 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 23.39/12.77 [2019-03-29 02:02:23,173 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 17 states and 33 transitions. 23.39/12.77 [2019-03-29 02:02:23,173 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 23.39/12.77 [2019-03-29 02:02:23,173 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 23.39/12.77 [2019-03-29 02:02:23,173 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 33 transitions. 23.39/12.77 [2019-03-29 02:02:23,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 23.39/12.77 [2019-03-29 02:02:23,173 INFO L706 BuchiCegarLoop]: Abstraction has 17 states and 33 transitions. 23.39/12.77 [2019-03-29 02:02:23,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 33 transitions. 23.39/12.77 [2019-03-29 02:02:23,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. 23.39/12.77 [2019-03-29 02:02:23,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. 23.39/12.77 [2019-03-29 02:02:23,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 33 transitions. 23.39/12.77 [2019-03-29 02:02:23,175 INFO L729 BuchiCegarLoop]: Abstraction has 17 states and 33 transitions. 23.39/12.77 [2019-03-29 02:02:23,176 INFO L609 BuchiCegarLoop]: Abstraction has 17 states and 33 transitions. 23.39/12.77 [2019-03-29 02:02:23,176 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 23.39/12.77 [2019-03-29 02:02:23,176 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 33 transitions. 23.39/12.77 [2019-03-29 02:02:23,176 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 23.39/12.77 [2019-03-29 02:02:23,177 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 23.39/12.77 [2019-03-29 02:02:23,177 INFO L119 BuchiIsEmpty]: Starting construction of run 23.39/12.77 [2019-03-29 02:02:23,177 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 23.39/12.77 [2019-03-29 02:02:23,177 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 23.39/12.77 [2019-03-29 02:02:23,177 INFO L794 eck$LassoCheckResult]: Stem: 394#ULTIMATE.startENTRY [40] ULTIMATE.startENTRY-->L32-2: Formula: (and (= v_ULTIMATE.start_main_~tk~0_1 |v_ULTIMATE.start_main_#t~nondet5_4|) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~an~0_1 |v_ULTIMATE.start_main_#t~nondet3_4|) (= v_ULTIMATE.start_main_~bn~0_1 |v_ULTIMATE.start_main_#t~nondet4_4|) (= v_ULTIMATE.start_main_~k~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|) (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_1|, ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_1|, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_1|, ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet4_4|, |v_ULTIMATE.start_main_#t~nondet3_4|, |v_ULTIMATE.start_main_#t~nondet5_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_~k~0, ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet4, ULTIMATE.start_main_#t~nondet5, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_#t~nondet8, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_main_~tk~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~bn~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~an~0] 395#L32-2 [60] L32-2-->L22: Formula: (and (<= (+ v_ULTIMATE.start_main_~tk~0_7 1) v_ULTIMATE.start_main_~k~0_7) (<= v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~an~0_7) (<= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~bn~0_7)) InVars {ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 400#L22 23.39/12.77 [2019-03-29 02:02:23,178 INFO L796 eck$LassoCheckResult]: Loop: 400#L22 [43] L22-->L23: Formula: (and (<= v_ULTIMATE.start_main_~i~0_8 v_ULTIMATE.start_main_~an~0_8) (<= v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~bn~0_8)) InVars {ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_8} OutVars{ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_8} AuxVars[] AssignedVars[] 401#L23 [47] L23-->L32-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~nondet6_5|) (= v_ULTIMATE.start_main_~i~0_9 (+ v_ULTIMATE.start_main_~i~0_10 1))) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_5|} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_9, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0, ULTIMATE.start_main_#t~nondet6] 397#L32-2 [60] L32-2-->L22: Formula: (and (<= (+ v_ULTIMATE.start_main_~tk~0_7 1) v_ULTIMATE.start_main_~k~0_7) (<= v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~an~0_7) (<= v_ULTIMATE.start_main_~j~0_7 v_ULTIMATE.start_main_~bn~0_7)) InVars {ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 400#L22 23.39/12.77 [2019-03-29 02:02:23,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:23,178 INFO L82 PathProgramCache]: Analyzing trace with hash 2261, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:23,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:23,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:23,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:23,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:23,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:23,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:23,189 INFO L82 PathProgramCache]: Analyzing trace with hash 72631, now seen corresponding path program 2 times 23.39/12.77 [2019-03-29 02:02:23,189 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:23,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:23,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:23,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:23,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:23,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:23,196 INFO L82 PathProgramCache]: Analyzing trace with hash 67400291, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:23,196 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:23,196 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:23,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:23,197 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:23,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:23,237 INFO L216 LassoAnalysis]: Preferences: 23.39/12.77 [2019-03-29 02:02:23,238 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 23.39/12.77 [2019-03-29 02:02:23,238 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 23.39/12.77 [2019-03-29 02:02:23,238 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 23.39/12.77 [2019-03-29 02:02:23,238 INFO L127 ssoRankerPreferences]: Use exernal solver: true 23.39/12.77 [2019-03-29 02:02:23,238 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:23,238 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 23.39/12.77 [2019-03-29 02:02:23,238 INFO L130 ssoRankerPreferences]: Path of dumped script: 23.39/12.77 [2019-03-29 02:02:23,239 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 23.39/12.77 [2019-03-29 02:02:23,239 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 23.39/12.77 [2019-03-29 02:02:23,239 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 23.39/12.77 [2019-03-29 02:02:23,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:23,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:23,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:23,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:23,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:23,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:23,298 INFO L300 LassoAnalysis]: Preprocessing complete. 23.39/12.77 [2019-03-29 02:02:23,298 INFO L412 LassoAnalysis]: Checking for nontermination... 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:23,301 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:23,302 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:23,329 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:23,329 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~tk~0=0, ULTIMATE.start_main_~k~0=1} Honda state: {ULTIMATE.start_main_~tk~0=0, ULTIMATE.start_main_~k~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:23,334 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:23,334 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:23,361 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:23,361 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0=0, ULTIMATE.start_main_~bn~0=0} Honda state: {ULTIMATE.start_main_~j~0=0, ULTIMATE.start_main_~bn~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:23,365 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:23,365 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:23,392 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:23,392 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:23,399 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:23,399 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:23,403 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:23,403 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet6=0} Honda state: {ULTIMATE.start_main_#t~nondet6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:23,430 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:23,430 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:23,459 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:23,459 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_5=0} Honda state: {v_rep~unnamed0~0~false_5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:23,464 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:23,465 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:23,495 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:23,495 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:24,020 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 23.39/12.77 [2019-03-29 02:02:24,022 INFO L216 LassoAnalysis]: Preferences: 23.39/12.77 [2019-03-29 02:02:24,022 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 23.39/12.77 [2019-03-29 02:02:24,022 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 23.39/12.77 [2019-03-29 02:02:24,022 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 23.39/12.77 [2019-03-29 02:02:24,023 INFO L127 ssoRankerPreferences]: Use exernal solver: false 23.39/12.77 [2019-03-29 02:02:24,023 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:24,023 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 23.39/12.77 [2019-03-29 02:02:24,023 INFO L130 ssoRankerPreferences]: Path of dumped script: 23.39/12.77 [2019-03-29 02:02:24,023 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 23.39/12.77 [2019-03-29 02:02:24,023 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 23.39/12.77 [2019-03-29 02:02:24,023 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 23.39/12.77 [2019-03-29 02:02:24,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,080 INFO L300 LassoAnalysis]: Preprocessing complete. 23.39/12.77 [2019-03-29 02:02:24,080 INFO L497 LassoAnalysis]: Using template 'affine'. 23.39/12.77 [2019-03-29 02:02:24,081 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:24,082 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:24,082 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:24,082 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:24,082 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:24,082 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:24,083 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:24,083 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:24,084 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:24,084 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:24,085 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:24,085 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:24,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:24,085 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:24,085 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:24,086 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:24,086 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:24,087 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:24,087 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:24,087 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:24,087 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:24,088 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:24,088 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:24,088 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:24,088 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:24,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:24,089 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:24,090 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:24,090 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:24,090 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:24,090 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:24,090 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:24,092 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:24,092 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:24,095 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:24,096 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:24,096 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:24,096 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:24,096 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:24,097 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:24,097 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:24,097 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:24,097 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:24,100 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 23.39/12.77 [2019-03-29 02:02:24,103 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 23.39/12.77 [2019-03-29 02:02:24,103 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 23.39/12.77 [2019-03-29 02:02:24,103 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 23.39/12.77 [2019-03-29 02:02:24,103 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 23.39/12.77 [2019-03-29 02:02:24,104 INFO L518 LassoAnalysis]: Proved termination. 23.39/12.77 [2019-03-29 02:02:24,104 INFO L520 LassoAnalysis]: Termination argument consisting of: 23.39/12.77 Ranking function f(ULTIMATE.start_main_~an~0, ULTIMATE.start_main_~i~0) = 1*ULTIMATE.start_main_~an~0 - 1*ULTIMATE.start_main_~i~0 23.39/12.77 Supporting invariants [] 23.39/12.77 [2019-03-29 02:02:24,104 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 23.39/12.77 [2019-03-29 02:02:24,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:24,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:24,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:24,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:24,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:24,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 23.39/12.77 [2019-03-29 02:02:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:24,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:24,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:24,176 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 3 predicates after loop cannibalization 23.39/12.77 [2019-03-29 02:02:24,176 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 23.39/12.77 [2019-03-29 02:02:24,176 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 17 states and 33 transitions. cyclomatic complexity: 19 Second operand 4 states. 23.39/12.77 [2019-03-29 02:02:24,233 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 17 states and 33 transitions. cyclomatic complexity: 19. Second operand 4 states. Result 60 states and 109 transitions. Complement of second has 8 states. 23.39/12.77 [2019-03-29 02:02:24,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states 23.39/12.77 [2019-03-29 02:02:24,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 23.39/12.77 [2019-03-29 02:02:24,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 25 transitions. 23.39/12.77 [2019-03-29 02:02:24,234 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 2 letters. Loop has 3 letters. 23.39/12.77 [2019-03-29 02:02:24,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:24,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 5 letters. Loop has 3 letters. 23.39/12.77 [2019-03-29 02:02:24,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:24,236 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 2 letters. Loop has 6 letters. 23.39/12.77 [2019-03-29 02:02:24,236 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:24,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 109 transitions. 23.39/12.77 [2019-03-29 02:02:24,239 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 23.39/12.77 [2019-03-29 02:02:24,240 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 17 states and 25 transitions. 23.39/12.77 [2019-03-29 02:02:24,240 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 23.39/12.77 [2019-03-29 02:02:24,240 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 23.39/12.77 [2019-03-29 02:02:24,240 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 25 transitions. 23.39/12.77 [2019-03-29 02:02:24,240 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 23.39/12.77 [2019-03-29 02:02:24,240 INFO L706 BuchiCegarLoop]: Abstraction has 17 states and 25 transitions. 23.39/12.77 [2019-03-29 02:02:24,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 25 transitions. 23.39/12.77 [2019-03-29 02:02:24,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. 23.39/12.77 [2019-03-29 02:02:24,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. 23.39/12.77 [2019-03-29 02:02:24,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 25 transitions. 23.39/12.77 [2019-03-29 02:02:24,242 INFO L729 BuchiCegarLoop]: Abstraction has 17 states and 25 transitions. 23.39/12.77 [2019-03-29 02:02:24,243 INFO L609 BuchiCegarLoop]: Abstraction has 17 states and 25 transitions. 23.39/12.77 [2019-03-29 02:02:24,243 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ 23.39/12.77 [2019-03-29 02:02:24,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 25 transitions. 23.39/12.77 [2019-03-29 02:02:24,243 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 23.39/12.77 [2019-03-29 02:02:24,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 23.39/12.77 [2019-03-29 02:02:24,243 INFO L119 BuchiIsEmpty]: Starting construction of run 23.39/12.77 [2019-03-29 02:02:24,244 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 23.39/12.77 [2019-03-29 02:02:24,244 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 23.39/12.77 [2019-03-29 02:02:24,244 INFO L794 eck$LassoCheckResult]: Stem: 526#ULTIMATE.startENTRY [40] ULTIMATE.startENTRY-->L32-2: Formula: (and (= v_ULTIMATE.start_main_~tk~0_1 |v_ULTIMATE.start_main_#t~nondet5_4|) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~an~0_1 |v_ULTIMATE.start_main_#t~nondet3_4|) (= v_ULTIMATE.start_main_~bn~0_1 |v_ULTIMATE.start_main_#t~nondet4_4|) (= v_ULTIMATE.start_main_~k~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|) (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_1|, ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_1|, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_1|, ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet4_4|, |v_ULTIMATE.start_main_#t~nondet3_4|, |v_ULTIMATE.start_main_#t~nondet5_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_~k~0, ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet4, ULTIMATE.start_main_#t~nondet5, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_#t~nondet8, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_main_~tk~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~bn~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~an~0] 527#L32-2 [61] L32-2-->L22: Formula: (and (<= (+ v_ULTIMATE.start_main_~tk~0_7 1) v_ULTIMATE.start_main_~k~0_7) (<= v_ULTIMATE.start_main_~bn~0_7 v_ULTIMATE.start_main_~j~0_7) (<= v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~an~0_7)) InVars {ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 538#L22 23.39/12.77 [2019-03-29 02:02:24,244 INFO L796 eck$LassoCheckResult]: Loop: 538#L22 [67] L22-->L30: Formula: (> v_ULTIMATE.start_main_~j~0_11 v_ULTIMATE.start_main_~bn~0_9) InVars {ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_11, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_9} OutVars{ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_11, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_9} AuxVars[] AssignedVars[] 533#L30 [53] L30-->L32-2: Formula: (and (<= v_ULTIMATE.start_main_~i~0_13 v_ULTIMATE.start_main_~an~0_10) (<= v_ULTIMATE.start_main_~bn~0_10 v_ULTIMATE.start_main_~j~0_12) (= v_ULTIMATE.start_main_~i~0_12 (+ v_ULTIMATE.start_main_~i~0_13 1))) InVars {ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_10, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_13, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_12, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_10} OutVars{ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_10, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_12, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_12, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_10} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0] 534#L32-2 [61] L32-2-->L22: Formula: (and (<= (+ v_ULTIMATE.start_main_~tk~0_7 1) v_ULTIMATE.start_main_~k~0_7) (<= v_ULTIMATE.start_main_~bn~0_7 v_ULTIMATE.start_main_~j~0_7) (<= v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~an~0_7)) InVars {ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} OutVars{ULTIMATE.start_main_~tk~0=v_ULTIMATE.start_main_~tk~0_7, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~bn~0=v_ULTIMATE.start_main_~bn~0_7, ULTIMATE.start_main_~an~0=v_ULTIMATE.start_main_~an~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7} AuxVars[] AssignedVars[] 538#L22 23.39/12.77 [2019-03-29 02:02:24,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:24,245 INFO L82 PathProgramCache]: Analyzing trace with hash 2262, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:24,245 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:24,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:24,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:24,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:24,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:24,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:24,254 INFO L82 PathProgramCache]: Analyzing trace with hash 95882, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:24,254 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:24,254 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:24,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:24,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:24,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:24,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:24,260 INFO L82 PathProgramCache]: Analyzing trace with hash 67453333, now seen corresponding path program 1 times 23.39/12.77 [2019-03-29 02:02:24,260 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 23.39/12.77 [2019-03-29 02:02:24,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 23.39/12.77 [2019-03-29 02:02:24,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:24,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:24,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 23.39/12.77 [2019-03-29 02:02:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 23.39/12.77 [2019-03-29 02:02:24,291 INFO L216 LassoAnalysis]: Preferences: 23.39/12.77 [2019-03-29 02:02:24,291 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 23.39/12.77 [2019-03-29 02:02:24,291 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 23.39/12.77 [2019-03-29 02:02:24,291 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 23.39/12.77 [2019-03-29 02:02:24,291 INFO L127 ssoRankerPreferences]: Use exernal solver: true 23.39/12.77 [2019-03-29 02:02:24,291 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:24,291 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 23.39/12.77 [2019-03-29 02:02:24,292 INFO L130 ssoRankerPreferences]: Path of dumped script: 23.39/12.77 [2019-03-29 02:02:24,292 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration4_Loop 23.39/12.77 [2019-03-29 02:02:24,292 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 23.39/12.77 [2019-03-29 02:02:24,292 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 23.39/12.77 [2019-03-29 02:02:24,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:24,345 INFO L300 LassoAnalysis]: Preprocessing complete. 23.39/12.77 [2019-03-29 02:02:24,345 INFO L412 LassoAnalysis]: Checking for nontermination... 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:24,352 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:24,353 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:24,380 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:24,380 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~tk~0=0, ULTIMATE.start_main_~k~0=1} Honda state: {ULTIMATE.start_main_~tk~0=0, ULTIMATE.start_main_~k~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:24,387 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:24,388 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:24,414 INFO L445 LassoAnalysis]: Proved nontermination for one component. 23.39/12.77 [2019-03-29 02:02:24,414 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0=1, ULTIMATE.start_main_~bn~0=0} Honda state: {ULTIMATE.start_main_~j~0=1, ULTIMATE.start_main_~bn~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:24,418 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:24,419 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 23.39/12.77 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 23.39/12.77 Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:24,448 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 23.39/12.77 [2019-03-29 02:02:24,448 INFO L163 nArgumentSynthesizer]: Using integer mode. 23.39/12.77 [2019-03-29 02:02:24,980 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 23.39/12.77 [2019-03-29 02:02:25,022 INFO L216 LassoAnalysis]: Preferences: 23.39/12.77 [2019-03-29 02:02:25,022 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 23.39/12.77 [2019-03-29 02:02:25,022 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 23.39/12.77 [2019-03-29 02:02:25,023 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 23.39/12.77 [2019-03-29 02:02:25,023 INFO L127 ssoRankerPreferences]: Use exernal solver: false 23.39/12.77 [2019-03-29 02:02:25,023 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 23.39/12.77 [2019-03-29 02:02:25,023 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 23.39/12.77 [2019-03-29 02:02:25,023 INFO L130 ssoRankerPreferences]: Path of dumped script: 23.39/12.77 [2019-03-29 02:02:25,023 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration4_Loop 23.39/12.77 [2019-03-29 02:02:25,023 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 23.39/12.77 [2019-03-29 02:02:25,023 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 23.39/12.77 [2019-03-29 02:02:25,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:25,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:25,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:25,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:25,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 23.39/12.77 [2019-03-29 02:02:25,072 INFO L300 LassoAnalysis]: Preprocessing complete. 23.39/12.77 [2019-03-29 02:02:25,072 INFO L497 LassoAnalysis]: Using template 'affine'. 23.39/12.77 [2019-03-29 02:02:25,072 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:25,073 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:25,073 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:25,073 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:25,073 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:25,073 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:25,074 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:25,074 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:25,075 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:25,075 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:25,075 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:25,076 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:25,076 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:25,076 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:25,076 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:25,076 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:25,076 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:25,077 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 23.39/12.77 [2019-03-29 02:02:25,077 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 23.39/12.77 Termination analysis: LINEAR_WITH_GUESSES 23.39/12.77 Number of strict supporting invariants: 0 23.39/12.77 Number of non-strict supporting invariants: 1 23.39/12.77 Consider only non-deceasing supporting invariants: true 23.39/12.77 Simplify termination arguments: true 23.39/12.77 Simplify supporting invariants: trueOverapproximate stem: false 23.39/12.77 [2019-03-29 02:02:25,078 INFO L339 nArgumentSynthesizer]: Template has degree 0. 23.39/12.77 [2019-03-29 02:02:25,078 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 23.39/12.77 [2019-03-29 02:02:25,078 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 23.39/12.77 [2019-03-29 02:02:25,078 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 23.39/12.77 [2019-03-29 02:02:25,078 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 23.39/12.77 [2019-03-29 02:02:25,079 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 23.39/12.77 [2019-03-29 02:02:25,079 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 23.39/12.77 [2019-03-29 02:02:25,081 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 23.39/12.77 [2019-03-29 02:02:25,084 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 23.39/12.77 [2019-03-29 02:02:25,084 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 23.39/12.77 [2019-03-29 02:02:25,084 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 23.39/12.77 [2019-03-29 02:02:25,084 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 23.39/12.77 [2019-03-29 02:02:25,085 INFO L518 LassoAnalysis]: Proved termination. 23.39/12.77 [2019-03-29 02:02:25,085 INFO L520 LassoAnalysis]: Termination argument consisting of: 23.39/12.77 Ranking function f(ULTIMATE.start_main_~an~0, ULTIMATE.start_main_~i~0) = 1*ULTIMATE.start_main_~an~0 - 1*ULTIMATE.start_main_~i~0 23.39/12.77 Supporting invariants [] 23.39/12.77 [2019-03-29 02:02:25,085 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 23.39/12.77 [2019-03-29 02:02:25,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 23.39/12.77 [2019-03-29 02:02:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:25,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:25,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:25,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:25,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:25,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 23.39/12.77 [2019-03-29 02:02:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 23.39/12.77 [2019-03-29 02:02:25,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core 23.39/12.77 [2019-03-29 02:02:25,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... 23.39/12.77 [2019-03-29 02:02:25,140 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 3 predicates after loop cannibalization 23.39/12.77 [2019-03-29 02:02:25,140 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 23.39/12.77 [2019-03-29 02:02:25,140 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 17 states and 25 transitions. cyclomatic complexity: 11 Second operand 4 states. 23.39/12.77 [2019-03-29 02:02:25,185 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 17 states and 25 transitions. cyclomatic complexity: 11. Second operand 4 states. Result 41 states and 64 transitions. Complement of second has 8 states. 23.39/12.77 [2019-03-29 02:02:25,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states 23.39/12.77 [2019-03-29 02:02:25,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 23.39/12.77 [2019-03-29 02:02:25,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. 23.39/12.77 [2019-03-29 02:02:25,186 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 2 letters. Loop has 3 letters. 23.39/12.77 [2019-03-29 02:02:25,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:25,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 5 letters. Loop has 3 letters. 23.39/12.77 [2019-03-29 02:02:25,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:25,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 2 letters. Loop has 6 letters. 23.39/12.77 [2019-03-29 02:02:25,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. 23.39/12.77 [2019-03-29 02:02:25,189 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 64 transitions. 23.39/12.77 [2019-03-29 02:02:25,190 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 23.39/12.77 [2019-03-29 02:02:25,191 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. 23.39/12.77 [2019-03-29 02:02:25,191 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 23.39/12.77 [2019-03-29 02:02:25,191 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 23.39/12.77 [2019-03-29 02:02:25,191 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 23.39/12.77 [2019-03-29 02:02:25,191 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 23.39/12.77 [2019-03-29 02:02:25,191 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 23.39/12.77 [2019-03-29 02:02:25,191 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 23.39/12.77 [2019-03-29 02:02:25,191 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 23.39/12.77 [2019-03-29 02:02:25,192 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ 23.39/12.77 [2019-03-29 02:02:25,192 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 23.39/12.77 [2019-03-29 02:02:25,192 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 23.39/12.77 [2019-03-29 02:02:25,192 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 23.39/12.77 [2019-03-29 02:02:25,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:02:25 BasicIcfg 23.39/12.77 [2019-03-29 02:02:25,198 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 23.39/12.77 [2019-03-29 02:02:25,198 INFO L168 Benchmark]: Toolchain (without parser) took 8470.60 ms. Allocated memory was 649.6 MB in the beginning and 754.5 MB in the end (delta: 104.9 MB). Free memory was 564.1 MB in the beginning and 467.1 MB in the end (delta: 97.0 MB). Peak memory consumption was 201.8 MB. Max. memory is 50.3 GB. 23.39/12.77 [2019-03-29 02:02:25,200 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 23.39/12.77 [2019-03-29 02:02:25,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.94 ms. Allocated memory was 649.6 MB in the beginning and 685.2 MB in the end (delta: 35.7 MB). Free memory was 564.1 MB in the beginning and 651.5 MB in the end (delta: -87.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 50.3 GB. 23.39/12.77 [2019-03-29 02:02:25,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.37 ms. Allocated memory is still 685.2 MB. Free memory was 651.5 MB in the beginning and 650.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 23.39/12.77 [2019-03-29 02:02:25,202 INFO L168 Benchmark]: Boogie Preprocessor took 20.73 ms. Allocated memory is still 685.2 MB. Free memory was 650.1 MB in the beginning and 647.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 23.39/12.77 [2019-03-29 02:02:25,202 INFO L168 Benchmark]: RCFGBuilder took 220.02 ms. Allocated memory is still 685.2 MB. Free memory was 647.0 MB in the beginning and 631.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 50.3 GB. 23.39/12.77 [2019-03-29 02:02:25,203 INFO L168 Benchmark]: BlockEncodingV2 took 91.74 ms. Allocated memory is still 685.2 MB. Free memory was 631.4 MB in the beginning and 626.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 23.39/12.77 [2019-03-29 02:02:25,203 INFO L168 Benchmark]: TraceAbstraction took 161.73 ms. Allocated memory is still 685.2 MB. Free memory was 624.7 MB in the beginning and 616.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 23.39/12.77 [2019-03-29 02:02:25,204 INFO L168 Benchmark]: BuchiAutomizer took 7642.76 ms. Allocated memory was 685.2 MB in the beginning and 754.5 MB in the end (delta: 69.2 MB). Free memory was 616.6 MB in the beginning and 467.1 MB in the end (delta: 149.4 MB). Peak memory consumption was 218.7 MB. Max. memory is 50.3 GB. 23.39/12.77 [2019-03-29 02:02:25,208 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 23.39/12.77 --- Results --- 23.39/12.77 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 23.39/12.77 - StatisticsResult: Initial Icfg 23.39/12.77 10 locations, 15 edges 23.39/12.77 - StatisticsResult: Encoded RCFG 23.39/12.77 6 locations, 16 edges 23.39/12.77 * Results from de.uni_freiburg.informatik.ultimate.core: 23.39/12.77 - StatisticsResult: Toolchain Benchmarks 23.39/12.77 Benchmark results are: 23.39/12.77 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 23.39/12.77 * CACSL2BoogieTranslator took 289.94 ms. Allocated memory was 649.6 MB in the beginning and 685.2 MB in the end (delta: 35.7 MB). Free memory was 564.1 MB in the beginning and 651.5 MB in the end (delta: -87.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 50.3 GB. 23.39/12.77 * Boogie Procedure Inliner took 38.37 ms. Allocated memory is still 685.2 MB. Free memory was 651.5 MB in the beginning and 650.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 23.39/12.77 * Boogie Preprocessor took 20.73 ms. Allocated memory is still 685.2 MB. Free memory was 650.1 MB in the beginning and 647.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 23.39/12.77 * RCFGBuilder took 220.02 ms. Allocated memory is still 685.2 MB. Free memory was 647.0 MB in the beginning and 631.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 50.3 GB. 23.39/12.77 * BlockEncodingV2 took 91.74 ms. Allocated memory is still 685.2 MB. Free memory was 631.4 MB in the beginning and 626.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 23.39/12.77 * TraceAbstraction took 161.73 ms. Allocated memory is still 685.2 MB. Free memory was 624.7 MB in the beginning and 616.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 23.39/12.77 * BuchiAutomizer took 7642.76 ms. Allocated memory was 685.2 MB in the beginning and 754.5 MB in the end (delta: 69.2 MB). Free memory was 616.6 MB in the beginning and 467.1 MB in the end (delta: 149.4 MB). Peak memory consumption was 218.7 MB. Max. memory is 50.3 GB. 23.39/12.77 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 23.39/12.77 - AllSpecificationsHoldResult: All specifications hold 23.39/12.77 We were not able to verify any specifiation because the program does not contain any specification. 23.39/12.77 - InvariantResult [Line: 21]: Loop Invariant 23.39/12.77 Derived loop invariant: 1 23.39/12.77 - StatisticsResult: Ultimate Automizer benchmark data 23.39/12.77 CFG has 1 procedures, 6 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 23.39/12.77 - StatisticsResult: Constructed decomposition of program 23.39/12.77 Your program was decomposed into 5 terminating modules (1 trivial, 0 deterministic, 4 nondeterministic). One nondeterministic module has 2-nested ranking function (if -2 * tk > 0 then 1 else 0), (if -2 * tk > 0 then -2 * tk else 2 * bn + -2 * j + 1) and consists of 5 locations. One nondeterministic module has affine ranking function an + -1 * i and consists of 5 locations. One nondeterministic module has affine ranking function an + -1 * i and consists of 4 locations. One nondeterministic module has affine ranking function an + -1 * i and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. 23.39/12.77 - StatisticsResult: Timing statistics 23.39/12.77 BüchiAutomizer plugin needed 7.6s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 6.2s. Construction of modules took 0.2s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 21 states and ocurred in iteration 1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 23 SDtfs, 255 SDslu, 42 SDs, 0 SdLazy, 249 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT3 conc0 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital21 mio100 ax156 hnf100 lsp36 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq161 hnf93 smp100 dnf100 smp100 tf111 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 15 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 4.7s 23.39/12.77 - TerminationAnalysisResult: Termination proven 23.39/12.77 Buchi Automizer proved that your program is terminating 23.39/12.77 RESULT: Ultimate proved your program to be correct! 23.39/12.77 23.39/12.77 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:02:25.436 23.39/12.77 !MESSAGE The workspace will exit with unsaved changes in this session. 23.39/12.77 Received shutdown request... 23.39/12.77 Ultimate: 23.39/12.77 GTK+ Version Check 23.39/12.77 EOF