25.10/18.17 YES 25.10/18.17 25.10/18.17 Ultimate: Cannot open display: 25.10/18.17 This is Ultimate 0.1.24-8dc7c08-m 25.10/18.17 [2019-03-28 22:40:00,892 INFO L170 SettingsManager]: Resetting all preferences to default values... 25.10/18.17 [2019-03-28 22:40:00,894 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 25.10/18.17 [2019-03-28 22:40:00,906 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 25.10/18.17 [2019-03-28 22:40:00,906 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 25.10/18.17 [2019-03-28 22:40:00,907 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 25.10/18.17 [2019-03-28 22:40:00,908 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 25.10/18.17 [2019-03-28 22:40:00,910 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 25.10/18.17 [2019-03-28 22:40:00,911 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 25.10/18.17 [2019-03-28 22:40:00,912 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 25.10/18.17 [2019-03-28 22:40:00,913 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 25.10/18.17 [2019-03-28 22:40:00,913 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 25.10/18.17 [2019-03-28 22:40:00,914 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 25.10/18.17 [2019-03-28 22:40:00,915 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 25.10/18.17 [2019-03-28 22:40:00,916 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 25.10/18.17 [2019-03-28 22:40:00,917 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 25.10/18.17 [2019-03-28 22:40:00,917 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 25.10/18.17 [2019-03-28 22:40:00,919 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 25.10/18.17 [2019-03-28 22:40:00,921 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 25.10/18.17 [2019-03-28 22:40:00,922 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 25.10/18.17 [2019-03-28 22:40:00,923 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 25.10/18.17 [2019-03-28 22:40:00,924 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 25.10/18.17 [2019-03-28 22:40:00,927 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 25.10/18.17 [2019-03-28 22:40:00,927 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 25.10/18.17 [2019-03-28 22:40:00,927 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 25.10/18.17 [2019-03-28 22:40:00,928 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 25.10/18.17 [2019-03-28 22:40:00,928 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 25.10/18.17 [2019-03-28 22:40:00,929 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 25.10/18.17 [2019-03-28 22:40:00,930 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 25.10/18.17 [2019-03-28 22:40:00,930 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 25.10/18.17 [2019-03-28 22:40:00,931 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 25.10/18.17 [2019-03-28 22:40:00,932 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 25.10/18.17 [2019-03-28 22:40:00,933 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 25.10/18.17 [2019-03-28 22:40:00,933 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 25.10/18.17 [2019-03-28 22:40:00,934 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 25.10/18.17 [2019-03-28 22:40:00,934 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 25.10/18.17 [2019-03-28 22:40:00,934 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 25.10/18.17 [2019-03-28 22:40:00,935 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 25.10/18.17 [2019-03-28 22:40:00,936 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 25.10/18.17 [2019-03-28 22:40:00,936 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf 25.10/18.17 [2019-03-28 22:40:00,951 INFO L110 SettingsManager]: Loading preferences was successful 25.10/18.17 [2019-03-28 22:40:00,951 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 25.10/18.17 [2019-03-28 22:40:00,952 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 25.10/18.17 [2019-03-28 22:40:00,952 INFO L133 SettingsManager]: * Rewrite not-equals=true 25.10/18.17 [2019-03-28 22:40:00,952 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 25.10/18.17 [2019-03-28 22:40:00,952 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 25.10/18.17 [2019-03-28 22:40:00,953 INFO L133 SettingsManager]: * Use SBE=true 25.10/18.17 [2019-03-28 22:40:00,953 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 25.10/18.17 [2019-03-28 22:40:00,953 INFO L133 SettingsManager]: * Use old map elimination=false 25.10/18.17 [2019-03-28 22:40:00,953 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 25.10/18.17 [2019-03-28 22:40:00,953 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 25.10/18.17 [2019-03-28 22:40:00,954 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 25.10/18.17 [2019-03-28 22:40:00,954 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 25.10/18.17 [2019-03-28 22:40:00,954 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 25.10/18.17 [2019-03-28 22:40:00,954 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 25.10/18.17 [2019-03-28 22:40:00,954 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 25.10/18.17 [2019-03-28 22:40:00,954 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 25.10/18.17 [2019-03-28 22:40:00,955 INFO L133 SettingsManager]: * Check division by zero=IGNORE 25.10/18.17 [2019-03-28 22:40:00,955 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 25.10/18.17 [2019-03-28 22:40:00,955 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 25.10/18.17 [2019-03-28 22:40:00,955 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 25.10/18.17 [2019-03-28 22:40:00,955 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 25.10/18.17 [2019-03-28 22:40:00,955 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 25.10/18.17 [2019-03-28 22:40:00,956 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 25.10/18.17 [2019-03-28 22:40:00,956 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 25.10/18.17 [2019-03-28 22:40:00,956 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 25.10/18.17 [2019-03-28 22:40:00,956 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 25.10/18.17 [2019-03-28 22:40:00,956 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 25.10/18.17 [2019-03-28 22:40:00,956 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 25.10/18.17 [2019-03-28 22:40:00,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 25.10/18.17 [2019-03-28 22:40:00,994 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 25.10/18.17 [2019-03-28 22:40:00,998 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 25.10/18.17 [2019-03-28 22:40:00,999 INFO L271 PluginConnector]: Initializing CDTParser... 25.10/18.17 [2019-03-28 22:40:01,000 INFO L276 PluginConnector]: CDTParser initialized 25.10/18.17 [2019-03-28 22:40:01,001 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 25.10/18.17 [2019-03-28 22:40:01,064 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/3de060bdada441388fe0bee0a7993fab/FLAG51674b2f8 25.10/18.17 [2019-03-28 22:40:01,420 INFO L307 CDTParser]: Found 1 translation units. 25.10/18.17 [2019-03-28 22:40:01,421 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c 25.10/18.17 [2019-03-28 22:40:01,428 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/3de060bdada441388fe0bee0a7993fab/FLAG51674b2f8 25.10/18.17 [2019-03-28 22:40:01,839 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/3de060bdada441388fe0bee0a7993fab 25.10/18.17 [2019-03-28 22:40:01,851 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 25.10/18.17 [2019-03-28 22:40:01,852 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 25.10/18.17 [2019-03-28 22:40:01,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 25.10/18.17 [2019-03-28 22:40:01,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 25.10/18.17 [2019-03-28 22:40:01,857 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 25.10/18.17 [2019-03-28 22:40:01,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:40:01" (1/1) ... 25.10/18.17 [2019-03-28 22:40:01,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691e20d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:01, skipping insertion in model container 25.10/18.17 [2019-03-28 22:40:01,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:40:01" (1/1) ... 25.10/18.17 [2019-03-28 22:40:01,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 25.10/18.17 [2019-03-28 22:40:01,887 INFO L176 MainTranslator]: Built tables and reachable declarations 25.10/18.17 [2019-03-28 22:40:02,041 INFO L206 PostProcessor]: Analyzing one entry point: main 25.10/18.17 [2019-03-28 22:40:02,046 INFO L191 MainTranslator]: Completed pre-run 25.10/18.17 [2019-03-28 22:40:02,062 INFO L206 PostProcessor]: Analyzing one entry point: main 25.10/18.17 [2019-03-28 22:40:02,076 INFO L195 MainTranslator]: Completed translation 25.10/18.17 [2019-03-28 22:40:02,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02 WrapperNode 25.10/18.17 [2019-03-28 22:40:02,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 25.10/18.17 [2019-03-28 22:40:02,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 25.10/18.17 [2019-03-28 22:40:02,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 25.10/18.17 [2019-03-28 22:40:02,078 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 25.10/18.17 [2019-03-28 22:40:02,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 25.10/18.17 [2019-03-28 22:40:02,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 25.10/18.17 [2019-03-28 22:40:02,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 25.10/18.17 [2019-03-28 22:40:02,166 INFO L276 PluginConnector]: Boogie Preprocessor initialized 25.10/18.17 [2019-03-28 22:40:02,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 25.10/18.17 [2019-03-28 22:40:02,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 25.10/18.17 [2019-03-28 22:40:02,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... 25.10/18.17 [2019-03-28 22:40:02,186 INFO L276 PluginConnector]: RCFGBuilder initialized 25.10/18.17 [2019-03-28 22:40:02,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (1/1) ... 25.10/18.17 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 25.10/18.17 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 25.10/18.17 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 25.10/18.17 [2019-03-28 22:40:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 25.10/18.17 [2019-03-28 22:40:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 25.10/18.17 [2019-03-28 22:40:02,377 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 25.10/18.17 [2019-03-28 22:40:02,377 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 25.10/18.17 [2019-03-28 22:40:02,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:40:02 BoogieIcfgContainer 25.10/18.17 [2019-03-28 22:40:02,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 25.10/18.17 [2019-03-28 22:40:02,379 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 25.10/18.17 [2019-03-28 22:40:02,379 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 25.10/18.17 [2019-03-28 22:40:02,381 INFO L276 PluginConnector]: BlockEncodingV2 initialized 25.10/18.17 [2019-03-28 22:40:02,382 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:40:02" (1/1) ... 25.10/18.17 [2019-03-28 22:40:02,396 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 25.10/18.17 [2019-03-28 22:40:02,398 INFO L258 BlockEncoder]: Using Remove infeasible edges 25.10/18.17 [2019-03-28 22:40:02,399 INFO L263 BlockEncoder]: Using Maximize final states 25.10/18.17 [2019-03-28 22:40:02,399 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 25.10/18.17 [2019-03-28 22:40:02,400 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 25.10/18.17 [2019-03-28 22:40:02,401 INFO L296 BlockEncoder]: Using Remove sink states 25.10/18.17 [2019-03-28 22:40:02,402 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 25.10/18.17 [2019-03-28 22:40:02,402 INFO L179 BlockEncoder]: Using Rewrite not-equals 25.10/18.17 [2019-03-28 22:40:02,416 INFO L185 BlockEncoder]: Using Use SBE 25.10/18.17 [2019-03-28 22:40:02,429 INFO L200 BlockEncoder]: SBE split 1 edges 25.10/18.17 [2019-03-28 22:40:02,434 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 25.10/18.17 [2019-03-28 22:40:02,436 INFO L71 MaximizeFinalStates]: 0 new accepting states 25.10/18.17 [2019-03-28 22:40:02,446 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 25.10/18.17 [2019-03-28 22:40:02,448 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 25.10/18.17 [2019-03-28 22:40:02,449 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 25.10/18.17 [2019-03-28 22:40:02,449 INFO L71 MaximizeFinalStates]: 0 new accepting states 25.10/18.17 [2019-03-28 22:40:02,449 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 25.10/18.17 [2019-03-28 22:40:02,450 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 25.10/18.17 [2019-03-28 22:40:02,450 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 25.10/18.17 [2019-03-28 22:40:02,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:40:02 BasicIcfg 25.10/18.17 [2019-03-28 22:40:02,451 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 25.10/18.17 [2019-03-28 22:40:02,452 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 25.10/18.17 [2019-03-28 22:40:02,452 INFO L271 PluginConnector]: Initializing TraceAbstraction... 25.10/18.17 [2019-03-28 22:40:02,455 INFO L276 PluginConnector]: TraceAbstraction initialized 25.10/18.17 [2019-03-28 22:40:02,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:40:01" (1/4) ... 25.10/18.17 [2019-03-28 22:40:02,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27cffdf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:40:02, skipping insertion in model container 25.10/18.17 [2019-03-28 22:40:02,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (2/4) ... 25.10/18.17 [2019-03-28 22:40:02,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27cffdf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:40:02, skipping insertion in model container 25.10/18.17 [2019-03-28 22:40:02,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:40:02" (3/4) ... 25.10/18.17 [2019-03-28 22:40:02,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27cffdf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:40:02, skipping insertion in model container 25.10/18.17 [2019-03-28 22:40:02,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:40:02" (4/4) ... 25.10/18.17 [2019-03-28 22:40:02,459 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 25.10/18.17 [2019-03-28 22:40:02,468 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 25.10/18.17 [2019-03-28 22:40:02,476 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 25.10/18.17 [2019-03-28 22:40:02,494 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 25.10/18.17 [2019-03-28 22:40:02,522 INFO L133 ementStrategyFactory]: Using default assertion order modulation 25.10/18.17 [2019-03-28 22:40:02,523 INFO L382 AbstractCegarLoop]: Interprodecural is true 25.10/18.17 [2019-03-28 22:40:02,523 INFO L383 AbstractCegarLoop]: Hoare is true 25.10/18.17 [2019-03-28 22:40:02,523 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 25.10/18.17 [2019-03-28 22:40:02,523 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 25.10/18.17 [2019-03-28 22:40:02,523 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 25.10/18.17 [2019-03-28 22:40:02,524 INFO L387 AbstractCegarLoop]: Difference is false 25.10/18.17 [2019-03-28 22:40:02,524 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 25.10/18.17 [2019-03-28 22:40:02,524 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 25.10/18.17 [2019-03-28 22:40:02,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 25.10/18.17 [2019-03-28 22:40:02,543 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 25.10/18.17 [2019-03-28 22:40:02,546 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 25.10/18.17 [2019-03-28 22:40:02,595 INFO L451 ceAbstractionStarter]: At program point L19-2(lines 19 24) the Hoare annotation is: true 25.10/18.17 [2019-03-28 22:40:02,595 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 25.10/18.17 [2019-03-28 22:40:02,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:40:02 BasicIcfg 25.10/18.17 [2019-03-28 22:40:02,604 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 25.10/18.17 [2019-03-28 22:40:02,604 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 25.10/18.17 [2019-03-28 22:40:02,604 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 25.10/18.17 [2019-03-28 22:40:02,608 INFO L276 PluginConnector]: BuchiAutomizer initialized 25.10/18.17 [2019-03-28 22:40:02,609 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 25.10/18.17 [2019-03-28 22:40:02,609 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:40:01" (1/5) ... 25.10/18.17 [2019-03-28 22:40:02,609 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2897e55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:40:02, skipping insertion in model container 25.10/18.17 [2019-03-28 22:40:02,610 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 25.10/18.17 [2019-03-28 22:40:02,610 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:40:02" (2/5) ... 25.10/18.17 [2019-03-28 22:40:02,610 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2897e55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:40:02, skipping insertion in model container 25.10/18.17 [2019-03-28 22:40:02,610 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 25.10/18.17 [2019-03-28 22:40:02,610 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:40:02" (3/5) ... 25.10/18.17 [2019-03-28 22:40:02,611 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2897e55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:40:02, skipping insertion in model container 25.10/18.17 [2019-03-28 22:40:02,611 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 25.10/18.17 [2019-03-28 22:40:02,611 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:40:02" (4/5) ... 25.10/18.17 [2019-03-28 22:40:02,612 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2897e55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:40:02, skipping insertion in model container 25.10/18.17 [2019-03-28 22:40:02,612 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 25.10/18.17 [2019-03-28 22:40:02,612 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:40:02" (5/5) ... 25.10/18.17 [2019-03-28 22:40:02,613 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 25.10/18.17 [2019-03-28 22:40:02,642 INFO L133 ementStrategyFactory]: Using default assertion order modulation 25.10/18.17 [2019-03-28 22:40:02,642 INFO L374 BuchiCegarLoop]: Interprodecural is true 25.10/18.17 [2019-03-28 22:40:02,642 INFO L375 BuchiCegarLoop]: Hoare is true 25.10/18.17 [2019-03-28 22:40:02,642 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 25.10/18.17 [2019-03-28 22:40:02,643 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 25.10/18.17 [2019-03-28 22:40:02,643 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 25.10/18.17 [2019-03-28 22:40:02,643 INFO L379 BuchiCegarLoop]: Difference is false 25.10/18.17 [2019-03-28 22:40:02,643 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 25.10/18.17 [2019-03-28 22:40:02,644 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 25.10/18.17 [2019-03-28 22:40:02,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 25.10/18.17 [2019-03-28 22:40:02,665 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 25.10/18.17 [2019-03-28 22:40:02,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 25.10/18.17 [2019-03-28 22:40:02,665 INFO L119 BuchiIsEmpty]: Starting construction of run 25.10/18.17 [2019-03-28 22:40:02,670 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 25.10/18.17 [2019-03-28 22:40:02,671 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 25.10/18.17 [2019-03-28 22:40:02,671 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 25.10/18.17 [2019-03-28 22:40:02,671 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 25.10/18.17 [2019-03-28 22:40:02,671 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 25.10/18.17 [2019-03-28 22:40:02,672 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 25.10/18.17 [2019-03-28 22:40:02,672 INFO L119 BuchiIsEmpty]: Starting construction of run 25.10/18.17 [2019-03-28 22:40:02,672 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 25.10/18.17 [2019-03-28 22:40:02,672 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 25.10/18.17 [2019-03-28 22:40:02,677 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L19-2: Formula: (and (= v_ULTIMATE.start_main_~k~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_1, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~tmp~0=v_ULTIMATE.start_main_~tmp~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~k~0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~tmp~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0] 4#L19-2true 25.10/18.17 [2019-03-28 22:40:02,678 INFO L796 eck$LassoCheckResult]: Loop: 4#L19-2true [22] L19-2-->L19-2: Formula: (and (<= v_ULTIMATE.start_main_~i~0_8 100) (<= v_ULTIMATE.start_main_~j~0_8 v_ULTIMATE.start_main_~k~0_8) (= v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~j~0_8) (= v_ULTIMATE.start_main_~k~0_7 (+ v_ULTIMATE.start_main_~k~0_8 (- 1))) (= v_ULTIMATE.start_main_~tmp~0_4 v_ULTIMATE.start_main_~i~0_8) (= v_ULTIMATE.start_main_~j~0_7 (+ v_ULTIMATE.start_main_~tmp~0_4 1))) InVars {ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~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} OutVars{ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~tmp~0=v_ULTIMATE.start_main_~tmp~0_4, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~k~0, ULTIMATE.start_main_~tmp~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~i~0] 4#L19-2true 25.10/18.17 [2019-03-28 22:40:02,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 25.10/18.17 [2019-03-28 22:40:02,684 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 25.10/18.17 [2019-03-28 22:40:02,686 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 25.10/18.17 [2019-03-28 22:40:02,686 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 25.10/18.17 [2019-03-28 22:40:02,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 25.10/18.17 [2019-03-28 22:40:02,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 25.10/18.17 [2019-03-28 22:40:02,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 25.10/18.17 [2019-03-28 22:40:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 25.10/18.17 [2019-03-28 22:40:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 25.10/18.17 [2019-03-28 22:40:02,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 25.10/18.17 [2019-03-28 22:40:02,761 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 25.10/18.17 [2019-03-28 22:40:02,761 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 25.10/18.17 [2019-03-28 22:40:02,761 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 25.10/18.17 [2019-03-28 22:40:02,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 25.10/18.17 [2019-03-28 22:40:02,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 25.10/18.17 [2019-03-28 22:40:02,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 25.10/18.17 [2019-03-28 22:40:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 25.10/18.17 [2019-03-28 22:40:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 25.10/18.17 [2019-03-28 22:40:02,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 25.10/18.17 [2019-03-28 22:40:02,780 INFO L82 PathProgramCache]: Analyzing trace with hash 1541, now seen corresponding path program 1 times 25.10/18.17 [2019-03-28 22:40:02,780 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 25.10/18.17 [2019-03-28 22:40:02,780 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 25.10/18.17 [2019-03-28 22:40:02,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 25.10/18.17 [2019-03-28 22:40:02,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 25.10/18.17 [2019-03-28 22:40:02,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 25.10/18.17 [2019-03-28 22:40:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 25.10/18.17 [2019-03-28 22:40:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 25.10/18.17 [2019-03-28 22:40:02,862 INFO L216 LassoAnalysis]: Preferences: 25.10/18.17 [2019-03-28 22:40:02,863 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 25.10/18.17 [2019-03-28 22:40:02,863 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 25.10/18.17 [2019-03-28 22:40:02,863 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 25.10/18.17 [2019-03-28 22:40:02,863 INFO L127 ssoRankerPreferences]: Use exernal solver: true 25.10/18.17 [2019-03-28 22:40:02,863 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 25.10/18.17 [2019-03-28 22:40:02,864 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 25.10/18.17 [2019-03-28 22:40:02,864 INFO L130 ssoRankerPreferences]: Path of dumped script: 25.10/18.17 [2019-03-28 22:40:02,864 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 25.10/18.17 [2019-03-28 22:40:02,864 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 25.10/18.17 [2019-03-28 22:40:02,864 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 25.10/18.17 [2019-03-28 22:40:02,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 25.10/18.17 [2019-03-28 22:40:02,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 25.10/18.17 [2019-03-28 22:40:02,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 25.10/18.17 [2019-03-28 22:40:03,025 INFO L300 LassoAnalysis]: Preprocessing complete. 25.10/18.17 [2019-03-28 22:40:03,026 INFO L412 LassoAnalysis]: Checking for nontermination... 25.10/18.17 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 25.10/18.17 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 25.10/18.17 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 25.10/18.17 [2019-03-28 22:40:03,032 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 25.10/18.17 [2019-03-28 22:40:03,032 INFO L163 nArgumentSynthesizer]: Using integer mode. 25.10/18.17 [2019-03-28 22:40:03,067 INFO L445 LassoAnalysis]: Proved nontermination for one component. 25.10/18.17 [2019-03-28 22:40:03,067 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: [] 25.10/18.17 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 25.10/18.17 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 25.10/18.17 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 25.10/18.17 [2019-03-28 22:40:03,076 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 25.10/18.17 [2019-03-28 22:40:03,077 INFO L163 nArgumentSynthesizer]: Using integer mode. 25.10/18.17 [2019-03-28 22:40:03,104 INFO L445 LassoAnalysis]: Proved nontermination for one component. 25.10/18.17 [2019-03-28 22:40:03,104 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: [] 25.10/18.17 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 25.10/18.17 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 25.10/18.17 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 25.10/18.17 [2019-03-28 22:40:03,109 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 25.10/18.17 [2019-03-28 22:40:03,109 INFO L163 nArgumentSynthesizer]: Using integer mode. 25.10/18.17 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 25.10/18.17 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 25.10/18.17 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 25.10/18.17 [2019-03-28 22:40:03,142 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 25.10/18.17 [2019-03-28 22:40:03,142 INFO L163 nArgumentSynthesizer]: Using integer mode. 25.10/18.17 [2019-03-28 22:40:15,195 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. 25.10/18.17 [2019-03-28 22:40:15,201 INFO L216 LassoAnalysis]: Preferences: 25.10/18.17 [2019-03-28 22:40:15,201 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 25.10/18.17 [2019-03-28 22:40:15,201 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 25.10/18.17 [2019-03-28 22:40:15,201 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 25.10/18.17 [2019-03-28 22:40:15,201 INFO L127 ssoRankerPreferences]: Use exernal solver: false 25.10/18.17 [2019-03-28 22:40:15,202 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 25.10/18.17 [2019-03-28 22:40:15,202 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 25.10/18.17 [2019-03-28 22:40:15,202 INFO L130 ssoRankerPreferences]: Path of dumped script: 25.10/18.17 [2019-03-28 22:40:15,202 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 25.10/18.17 [2019-03-28 22:40:15,202 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 25.10/18.17 [2019-03-28 22:40:15,202 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 25.10/18.17 [2019-03-28 22:40:15,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 25.10/18.17 [2019-03-28 22:40:15,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 25.10/18.17 [2019-03-28 22:40:15,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 25.10/18.17 [2019-03-28 22:40:15,327 INFO L300 LassoAnalysis]: Preprocessing complete. 25.10/18.17 [2019-03-28 22:40:15,334 INFO L497 LassoAnalysis]: Using template 'affine'. 25.10/18.17 [2019-03-28 22:40:15,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 25.10/18.17 Termination analysis: LINEAR_WITH_GUESSES 25.10/18.17 Number of strict supporting invariants: 0 25.10/18.17 Number of non-strict supporting invariants: 1 25.10/18.17 Consider only non-deceasing supporting invariants: true 25.10/18.17 Simplify termination arguments: true 25.10/18.17 Simplify supporting invariants: trueOverapproximate stem: false 25.10/18.17 [2019-03-28 22:40:15,337 INFO L339 nArgumentSynthesizer]: Template has degree 0. 25.10/18.17 [2019-03-28 22:40:15,338 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 25.10/18.17 [2019-03-28 22:40:15,338 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 25.10/18.17 [2019-03-28 22:40:15,338 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 25.10/18.17 [2019-03-28 22:40:15,343 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 25.10/18.17 [2019-03-28 22:40:15,343 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 25.10/18.17 [2019-03-28 22:40:15,352 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 25.10/18.17 [2019-03-28 22:40:15,353 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 25.10/18.17 Termination analysis: LINEAR_WITH_GUESSES 25.10/18.17 Number of strict supporting invariants: 0 25.10/18.17 Number of non-strict supporting invariants: 1 25.10/18.17 Consider only non-deceasing supporting invariants: true 25.10/18.17 Simplify termination arguments: true 25.10/18.17 Simplify supporting invariants: trueOverapproximate stem: false 25.10/18.17 [2019-03-28 22:40:15,354 INFO L339 nArgumentSynthesizer]: Template has degree 0. 25.10/18.17 [2019-03-28 22:40:15,354 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 25.10/18.17 [2019-03-28 22:40:15,354 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 25.10/18.17 [2019-03-28 22:40:15,354 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 25.10/18.17 [2019-03-28 22:40:15,357 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 25.10/18.17 [2019-03-28 22:40:15,357 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 25.10/18.17 [2019-03-28 22:40:15,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 25.10/18.17 [2019-03-28 22:40:15,365 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 25.10/18.17 Termination analysis: LINEAR_WITH_GUESSES 25.10/18.17 Number of strict supporting invariants: 0 25.10/18.17 Number of non-strict supporting invariants: 1 25.10/18.17 Consider only non-deceasing supporting invariants: true 25.10/18.17 Simplify termination arguments: true 25.10/18.17 Simplify supporting invariants: trueOverapproximate stem: false 25.10/18.17 [2019-03-28 22:40:15,366 INFO L339 nArgumentSynthesizer]: Template has degree 0. 25.10/18.17 [2019-03-28 22:40:15,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 25.10/18.17 [2019-03-28 22:40:15,367 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 25.10/18.17 [2019-03-28 22:40:15,367 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 25.10/18.17 [2019-03-28 22:40:15,367 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 25.10/18.17 [2019-03-28 22:40:15,369 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 25.10/18.17 [2019-03-28 22:40:15,369 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 25.10/18.17 [2019-03-28 22:40:15,387 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 25.10/18.17 [2019-03-28 22:40:15,405 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 25.10/18.17 [2019-03-28 22:40:15,405 INFO L444 ModelExtractionUtils]: 1 out of 6 variables were initially zero. Simplification set additionally 0 variables to zero. 25.10/18.17 [2019-03-28 22:40:15,407 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 25.10/18.17 [2019-03-28 22:40:15,408 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 25.10/18.17 [2019-03-28 22:40:15,408 INFO L518 LassoAnalysis]: Proved termination. 25.10/18.17 [2019-03-28 22:40:15,409 INFO L520 LassoAnalysis]: Termination argument consisting of: 25.10/18.17 Ranking function f(ULTIMATE.start_main_~k~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~j~0) = 1*ULTIMATE.start_main_~k~0 - 1*ULTIMATE.start_main_~i~0 - 1*ULTIMATE.start_main_~j~0 + 101 25.10/18.17 Supporting invariants [] 25.10/18.17 [2019-03-28 22:40:15,412 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 25.10/18.17 [2019-03-28 22:40:15,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 25.10/18.17 [2019-03-28 22:40:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 25.10/18.17 [2019-03-28 22:40:15,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core 25.10/18.17 [2019-03-28 22:40:15,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... 25.10/18.17 [2019-03-28 22:40:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 25.10/18.17 [2019-03-28 22:40:15,472 WARN L254 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core 25.10/18.17 [2019-03-28 22:40:15,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... 25.10/18.17 [2019-03-28 22:40:15,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 25.10/18.17 [2019-03-28 22:40:15,485 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 25.10/18.17 [2019-03-28 22:40:15,491 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 1 loop predicates 25.10/18.17 [2019-03-28 22:40:15,492 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 25.10/18.17 [2019-03-28 22:40:15,513 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 25.10/18.17 [2019-03-28 22:40:15,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 25.10/18.17 [2019-03-28 22:40:15,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 25.10/18.17 [2019-03-28 22:40:15,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 25.10/18.17 [2019-03-28 22:40:15,517 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 25.10/18.17 [2019-03-28 22:40:15,518 INFO L116 BuchiAccepts]: Finished buchiAccepts. 25.10/18.17 [2019-03-28 22:40:15,518 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 25.10/18.17 [2019-03-28 22:40:15,518 INFO L116 BuchiAccepts]: Finished buchiAccepts. 25.10/18.17 [2019-03-28 22:40:15,518 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 25.10/18.17 [2019-03-28 22:40:15,518 INFO L116 BuchiAccepts]: Finished buchiAccepts. 25.10/18.17 [2019-03-28 22:40:15,523 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 25.10/18.17 [2019-03-28 22:40:15,524 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 25.10/18.17 [2019-03-28 22:40:15,527 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 25.10/18.17 [2019-03-28 22:40:15,528 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 25.10/18.17 [2019-03-28 22:40:15,528 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 25.10/18.17 [2019-03-28 22:40:15,529 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 25.10/18.17 [2019-03-28 22:40:15,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 25.10/18.17 [2019-03-28 22:40:15,529 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 25.10/18.17 [2019-03-28 22:40:15,529 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 25.10/18.17 [2019-03-28 22:40:15,529 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 25.10/18.17 [2019-03-28 22:40:15,529 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 25.10/18.17 [2019-03-28 22:40:15,529 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 25.10/18.17 [2019-03-28 22:40:15,530 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 25.10/18.17 [2019-03-28 22:40:15,530 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 25.10/18.17 [2019-03-28 22:40:15,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:40:15 BasicIcfg 25.10/18.17 [2019-03-28 22:40:15,535 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 25.10/18.17 [2019-03-28 22:40:15,536 INFO L168 Benchmark]: Toolchain (without parser) took 13684.86 ms. Allocated memory was 649.6 MB in the beginning and 673.7 MB in the end (delta: 24.1 MB). Free memory was 557.3 MB in the beginning and 524.1 MB in the end (delta: 33.3 MB). Peak memory consumption was 57.4 MB. Max. memory is 50.3 GB. 25.10/18.17 [2019-03-28 22:40:15,538 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 25.10/18.17 [2019-03-28 22:40:15,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.06 ms. Allocated memory is still 649.6 MB. Free memory was 557.3 MB in the beginning and 547.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 25.10/18.17 [2019-03-28 22:40:15,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.06 ms. Allocated memory was 649.6 MB in the beginning and 673.7 MB in the end (delta: 24.1 MB). Free memory was 547.8 MB in the beginning and 639.9 MB in the end (delta: -92.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 25.10/18.17 [2019-03-28 22:40:15,540 INFO L168 Benchmark]: Boogie Preprocessor took 19.21 ms. Allocated memory is still 673.7 MB. Free memory is still 639.9 MB. There was no memory consumed. Max. memory is 50.3 GB. 25.10/18.17 [2019-03-28 22:40:15,540 INFO L168 Benchmark]: RCFGBuilder took 193.13 ms. Allocated memory is still 673.7 MB. Free memory was 639.9 MB in the beginning and 625.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. 25.10/18.17 [2019-03-28 22:40:15,541 INFO L168 Benchmark]: BlockEncodingV2 took 71.72 ms. Allocated memory is still 673.7 MB. Free memory was 625.6 MB in the beginning and 620.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 25.10/18.17 [2019-03-28 22:40:15,541 INFO L168 Benchmark]: TraceAbstraction took 152.08 ms. Allocated memory is still 673.7 MB. Free memory was 620.2 MB in the beginning and 610.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 25.10/18.17 [2019-03-28 22:40:15,542 INFO L168 Benchmark]: BuchiAutomizer took 12931.35 ms. Allocated memory is still 673.7 MB. Free memory was 610.8 MB in the beginning and 524.1 MB in the end (delta: 86.7 MB). Peak memory consumption was 86.7 MB. Max. memory is 50.3 GB. 25.10/18.17 [2019-03-28 22:40:15,546 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 25.10/18.17 --- Results --- 25.10/18.17 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 25.10/18.17 - StatisticsResult: Initial Icfg 25.10/18.17 6 locations, 7 edges 25.10/18.17 - StatisticsResult: Encoded RCFG 25.10/18.17 2 locations, 2 edges 25.10/18.17 * Results from de.uni_freiburg.informatik.ultimate.core: 25.10/18.17 - StatisticsResult: Toolchain Benchmarks 25.10/18.17 Benchmark results are: 25.10/18.17 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 25.10/18.17 * CACSL2BoogieTranslator took 224.06 ms. Allocated memory is still 649.6 MB. Free memory was 557.3 MB in the beginning and 547.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 25.10/18.17 * Boogie Procedure Inliner took 88.06 ms. Allocated memory was 649.6 MB in the beginning and 673.7 MB in the end (delta: 24.1 MB). Free memory was 547.8 MB in the beginning and 639.9 MB in the end (delta: -92.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 25.10/18.17 * Boogie Preprocessor took 19.21 ms. Allocated memory is still 673.7 MB. Free memory is still 639.9 MB. There was no memory consumed. Max. memory is 50.3 GB. 25.10/18.17 * RCFGBuilder took 193.13 ms. Allocated memory is still 673.7 MB. Free memory was 639.9 MB in the beginning and 625.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. 25.10/18.17 * BlockEncodingV2 took 71.72 ms. Allocated memory is still 673.7 MB. Free memory was 625.6 MB in the beginning and 620.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 25.10/18.17 * TraceAbstraction took 152.08 ms. Allocated memory is still 673.7 MB. Free memory was 620.2 MB in the beginning and 610.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 25.10/18.17 * BuchiAutomizer took 12931.35 ms. Allocated memory is still 673.7 MB. Free memory was 610.8 MB in the beginning and 524.1 MB in the end (delta: 86.7 MB). Peak memory consumption was 86.7 MB. Max. memory is 50.3 GB. 25.10/18.17 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 25.10/18.17 - AllSpecificationsHoldResult: All specifications hold 25.10/18.17 We were not able to verify any specifiation because the program does not contain any specification. 25.10/18.17 - InvariantResult [Line: 19]: Loop Invariant 25.10/18.17 Derived loop invariant: 1 25.10/18.17 - StatisticsResult: Ultimate Automizer benchmark data 25.10/18.17 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 25.10/18.17 - StatisticsResult: Constructed decomposition of program 25.10/18.17 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function k + -1 * i + -1 * j + 101 and consists of 2 locations. 25.10/18.17 - StatisticsResult: Timing statistics 25.10/18.17 BüchiAutomizer plugin needed 12.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 12.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital24 mio100 ax150 hnf100 lsp66 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq183 hnf90 smp100 dnf100 smp100 tf104 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 16ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.1s 25.10/18.17 - TerminationAnalysisResult: Termination proven 25.10/18.17 Buchi Automizer proved that your program is terminating 25.10/18.17 RESULT: Ultimate proved your program to be correct! 25.10/18.17 !SESSION 2019-03-28 22:39:58.584 ----------------------------------------------- 25.10/18.17 eclipse.buildId=unknown 25.10/18.17 java.version=1.8.0_181 25.10/18.17 java.vendor=Oracle Corporation 25.10/18.17 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 25.10/18.17 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c 25.10/18.17 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 25.10/18.17 25.10/18.17 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:40:15.778 25.10/18.17 !MESSAGE The workspace will exit with unsaved changes in this session. 25.10/18.17 Received shutdown request... 25.10/18.17 Ultimate: 25.10/18.17 GTK+ Version Check 25.10/18.17 EOF