24.65/18.13 YES 24.65/18.13 24.65/18.13 Ultimate: Cannot open display: 24.65/18.13 This is Ultimate 0.1.24-8dc7c08-m 24.65/18.13 [2019-03-29 01:41:14,463 INFO L170 SettingsManager]: Resetting all preferences to default values... 24.65/18.13 [2019-03-29 01:41:14,466 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 24.65/18.13 [2019-03-29 01:41:14,477 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 24.65/18.13 [2019-03-29 01:41:14,477 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 24.65/18.13 [2019-03-29 01:41:14,478 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 24.65/18.13 [2019-03-29 01:41:14,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 24.65/18.13 [2019-03-29 01:41:14,481 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 24.65/18.13 [2019-03-29 01:41:14,482 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 24.65/18.13 [2019-03-29 01:41:14,483 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 24.65/18.13 [2019-03-29 01:41:14,484 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 24.65/18.13 [2019-03-29 01:41:14,484 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 24.65/18.13 [2019-03-29 01:41:14,485 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 24.65/18.13 [2019-03-29 01:41:14,486 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 24.65/18.13 [2019-03-29 01:41:14,487 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 24.65/18.13 [2019-03-29 01:41:14,488 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 24.65/18.13 [2019-03-29 01:41:14,488 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 24.65/18.13 [2019-03-29 01:41:14,490 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 24.65/18.13 [2019-03-29 01:41:14,492 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 24.65/18.13 [2019-03-29 01:41:14,493 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 24.65/18.13 [2019-03-29 01:41:14,494 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 24.65/18.13 [2019-03-29 01:41:14,495 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 24.65/18.13 [2019-03-29 01:41:14,498 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 24.65/18.13 [2019-03-29 01:41:14,498 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 24.65/18.13 [2019-03-29 01:41:14,498 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 24.65/18.13 [2019-03-29 01:41:14,499 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 24.65/18.13 [2019-03-29 01:41:14,499 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 24.65/18.13 [2019-03-29 01:41:14,500 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 24.65/18.13 [2019-03-29 01:41:14,500 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 24.65/18.13 [2019-03-29 01:41:14,501 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 24.65/18.13 [2019-03-29 01:41:14,502 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 24.65/18.13 [2019-03-29 01:41:14,502 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 24.65/18.13 [2019-03-29 01:41:14,503 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 24.65/18.13 [2019-03-29 01:41:14,504 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 24.65/18.13 [2019-03-29 01:41:14,504 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 24.65/18.13 [2019-03-29 01:41:14,504 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 24.65/18.13 [2019-03-29 01:41:14,505 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 24.65/18.13 [2019-03-29 01:41:14,505 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 24.65/18.13 [2019-03-29 01:41:14,506 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 24.65/18.13 [2019-03-29 01:41:14,506 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 24.65/18.13 [2019-03-29 01:41:14,521 INFO L110 SettingsManager]: Loading preferences was successful 24.65/18.13 [2019-03-29 01:41:14,521 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 24.65/18.13 [2019-03-29 01:41:14,522 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 24.65/18.13 [2019-03-29 01:41:14,523 INFO L133 SettingsManager]: * Rewrite not-equals=true 24.65/18.13 [2019-03-29 01:41:14,523 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 24.65/18.13 [2019-03-29 01:41:14,523 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 24.65/18.13 [2019-03-29 01:41:14,523 INFO L133 SettingsManager]: * Use SBE=true 24.65/18.13 [2019-03-29 01:41:14,523 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 24.65/18.13 [2019-03-29 01:41:14,524 INFO L133 SettingsManager]: * Use old map elimination=false 24.65/18.13 [2019-03-29 01:41:14,524 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 24.65/18.13 [2019-03-29 01:41:14,524 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 24.65/18.13 [2019-03-29 01:41:14,524 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 24.65/18.13 [2019-03-29 01:41:14,524 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 24.65/18.13 [2019-03-29 01:41:14,524 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 24.65/18.13 [2019-03-29 01:41:14,525 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 24.65/18.13 [2019-03-29 01:41:14,525 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 24.65/18.13 [2019-03-29 01:41:14,525 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 24.65/18.13 [2019-03-29 01:41:14,525 INFO L133 SettingsManager]: * Check division by zero=IGNORE 24.65/18.13 [2019-03-29 01:41:14,525 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 24.65/18.13 [2019-03-29 01:41:14,525 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 24.65/18.13 [2019-03-29 01:41:14,526 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 24.65/18.13 [2019-03-29 01:41:14,526 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 24.65/18.13 [2019-03-29 01:41:14,526 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 24.65/18.13 [2019-03-29 01:41:14,526 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 24.65/18.13 [2019-03-29 01:41:14,526 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 24.65/18.13 [2019-03-29 01:41:14,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 24.65/18.13 [2019-03-29 01:41:14,527 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 24.65/18.13 [2019-03-29 01:41:14,527 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 24.65/18.13 [2019-03-29 01:41:14,527 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 24.65/18.13 [2019-03-29 01:41:14,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 24.65/18.13 [2019-03-29 01:41:14,566 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 24.65/18.13 [2019-03-29 01:41:14,570 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 24.65/18.13 [2019-03-29 01:41:14,571 INFO L271 PluginConnector]: Initializing CDTParser... 24.65/18.13 [2019-03-29 01:41:14,572 INFO L276 PluginConnector]: CDTParser initialized 24.65/18.13 [2019-03-29 01:41:14,572 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 24.65/18.13 [2019-03-29 01:41:14,633 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/28e9c83790b94e29b24562c557ee3fd8/FLAG7e68cd007 24.65/18.13 [2019-03-29 01:41:14,982 INFO L307 CDTParser]: Found 1 translation units. 24.65/18.13 [2019-03-29 01:41:14,982 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 24.65/18.13 [2019-03-29 01:41:14,989 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/28e9c83790b94e29b24562c557ee3fd8/FLAG7e68cd007 24.65/18.13 [2019-03-29 01:41:15,390 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/28e9c83790b94e29b24562c557ee3fd8 24.65/18.13 [2019-03-29 01:41:15,402 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 24.65/18.13 [2019-03-29 01:41:15,404 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 24.65/18.13 [2019-03-29 01:41:15,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 24.65/18.13 [2019-03-29 01:41:15,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 24.65/18.13 [2019-03-29 01:41:15,409 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 24.65/18.13 [2019-03-29 01:41:15,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1844f2f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15, skipping insertion in model container 24.65/18.13 [2019-03-29 01:41:15,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 24.65/18.13 [2019-03-29 01:41:15,439 INFO L176 MainTranslator]: Built tables and reachable declarations 24.65/18.13 [2019-03-29 01:41:15,598 INFO L206 PostProcessor]: Analyzing one entry point: main 24.65/18.13 [2019-03-29 01:41:15,603 INFO L191 MainTranslator]: Completed pre-run 24.65/18.13 [2019-03-29 01:41:15,620 INFO L206 PostProcessor]: Analyzing one entry point: main 24.65/18.13 [2019-03-29 01:41:15,635 INFO L195 MainTranslator]: Completed translation 24.65/18.13 [2019-03-29 01:41:15,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15 WrapperNode 24.65/18.13 [2019-03-29 01:41:15,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 24.65/18.13 [2019-03-29 01:41:15,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 24.65/18.13 [2019-03-29 01:41:15,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 24.65/18.13 [2019-03-29 01:41:15,637 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 24.65/18.13 [2019-03-29 01:41:15,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 24.65/18.13 [2019-03-29 01:41:15,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 24.65/18.13 [2019-03-29 01:41:15,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 24.65/18.13 [2019-03-29 01:41:15,733 INFO L276 PluginConnector]: Boogie Preprocessor initialized 24.65/18.13 [2019-03-29 01:41:15,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 24.65/18.13 [2019-03-29 01:41:15,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 24.65/18.13 [2019-03-29 01:41:15,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... 24.65/18.13 [2019-03-29 01:41:15,752 INFO L276 PluginConnector]: RCFGBuilder initialized 24.65/18.13 [2019-03-29 01:41:15,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (1/1) ... 24.65/18.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 24.65/18.13 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 24.65/18.13 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 24.65/18.13 [2019-03-29 01:41:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 24.65/18.13 [2019-03-29 01:41:15,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 24.65/18.13 [2019-03-29 01:41:15,947 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 24.65/18.13 [2019-03-29 01:41:15,947 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 24.65/18.13 [2019-03-29 01:41:15,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:41:15 BoogieIcfgContainer 24.65/18.13 [2019-03-29 01:41:15,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 24.65/18.13 [2019-03-29 01:41:15,949 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 24.65/18.13 [2019-03-29 01:41:15,949 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 24.65/18.13 [2019-03-29 01:41:15,951 INFO L276 PluginConnector]: BlockEncodingV2 initialized 24.65/18.13 [2019-03-29 01:41:15,952 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:41:15" (1/1) ... 24.65/18.13 [2019-03-29 01:41:15,968 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 24.65/18.13 [2019-03-29 01:41:15,970 INFO L258 BlockEncoder]: Using Remove infeasible edges 24.65/18.13 [2019-03-29 01:41:15,970 INFO L263 BlockEncoder]: Using Maximize final states 24.65/18.13 [2019-03-29 01:41:15,971 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 24.65/18.13 [2019-03-29 01:41:15,971 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 24.65/18.13 [2019-03-29 01:41:15,973 INFO L296 BlockEncoder]: Using Remove sink states 24.65/18.13 [2019-03-29 01:41:15,974 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 24.65/18.13 [2019-03-29 01:41:15,974 INFO L179 BlockEncoder]: Using Rewrite not-equals 24.65/18.13 [2019-03-29 01:41:15,989 INFO L185 BlockEncoder]: Using Use SBE 24.65/18.13 [2019-03-29 01:41:16,004 INFO L200 BlockEncoder]: SBE split 1 edges 24.65/18.13 [2019-03-29 01:41:16,009 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 24.65/18.13 [2019-03-29 01:41:16,010 INFO L71 MaximizeFinalStates]: 0 new accepting states 24.65/18.13 [2019-03-29 01:41:16,020 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 24.65/18.13 [2019-03-29 01:41:16,023 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 24.65/18.13 [2019-03-29 01:41:16,024 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 24.65/18.13 [2019-03-29 01:41:16,024 INFO L71 MaximizeFinalStates]: 0 new accepting states 24.65/18.13 [2019-03-29 01:41:16,024 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 24.65/18.13 [2019-03-29 01:41:16,025 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 24.65/18.13 [2019-03-29 01:41:16,025 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 24.65/18.13 [2019-03-29 01:41:16,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:41:16 BasicIcfg 24.65/18.13 [2019-03-29 01:41:16,025 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 24.65/18.13 [2019-03-29 01:41:16,026 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 24.65/18.13 [2019-03-29 01:41:16,027 INFO L271 PluginConnector]: Initializing TraceAbstraction... 24.65/18.13 [2019-03-29 01:41:16,030 INFO L276 PluginConnector]: TraceAbstraction initialized 24.65/18.13 [2019-03-29 01:41:16,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:41:15" (1/4) ... 24.65/18.13 [2019-03-29 01:41:16,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@499333c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:41:16, skipping insertion in model container 24.65/18.13 [2019-03-29 01:41:16,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (2/4) ... 24.65/18.13 [2019-03-29 01:41:16,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@499333c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:41:16, skipping insertion in model container 24.65/18.13 [2019-03-29 01:41:16,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:41:15" (3/4) ... 24.65/18.13 [2019-03-29 01:41:16,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@499333c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:41:16, skipping insertion in model container 24.65/18.13 [2019-03-29 01:41:16,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:41:16" (4/4) ... 24.65/18.13 [2019-03-29 01:41:16,034 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 24.65/18.13 [2019-03-29 01:41:16,044 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 24.65/18.13 [2019-03-29 01:41:16,052 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 24.65/18.13 [2019-03-29 01:41:16,069 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 24.65/18.13 [2019-03-29 01:41:16,097 INFO L133 ementStrategyFactory]: Using default assertion order modulation 24.65/18.13 [2019-03-29 01:41:16,098 INFO L382 AbstractCegarLoop]: Interprodecural is true 24.65/18.13 [2019-03-29 01:41:16,098 INFO L383 AbstractCegarLoop]: Hoare is true 24.65/18.13 [2019-03-29 01:41:16,099 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 24.65/18.13 [2019-03-29 01:41:16,099 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 24.65/18.13 [2019-03-29 01:41:16,099 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 24.65/18.13 [2019-03-29 01:41:16,099 INFO L387 AbstractCegarLoop]: Difference is false 24.65/18.13 [2019-03-29 01:41:16,099 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 24.65/18.13 [2019-03-29 01:41:16,099 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 24.65/18.13 [2019-03-29 01:41:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 24.65/18.13 [2019-03-29 01:41:16,119 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 24.65/18.13 [2019-03-29 01:41:16,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 24.65/18.13 [2019-03-29 01:41:16,171 INFO L451 ceAbstractionStarter]: At program point L19-2(lines 19 24) the Hoare annotation is: true 24.65/18.13 [2019-03-29 01:41:16,171 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 24.65/18.13 [2019-03-29 01:41:16,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:41:16 BasicIcfg 24.65/18.13 [2019-03-29 01:41:16,180 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 24.65/18.13 [2019-03-29 01:41:16,180 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 24.65/18.13 [2019-03-29 01:41:16,180 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 24.65/18.13 [2019-03-29 01:41:16,184 INFO L276 PluginConnector]: BuchiAutomizer initialized 24.65/18.13 [2019-03-29 01:41:16,185 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 24.65/18.13 [2019-03-29 01:41:16,185 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:41:15" (1/5) ... 24.65/18.13 [2019-03-29 01:41:16,185 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e2e7bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:41:16, skipping insertion in model container 24.65/18.13 [2019-03-29 01:41:16,186 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 24.65/18.13 [2019-03-29 01:41:16,186 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:41:15" (2/5) ... 24.65/18.13 [2019-03-29 01:41:16,186 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e2e7bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:41:16, skipping insertion in model container 24.65/18.13 [2019-03-29 01:41:16,186 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 24.65/18.13 [2019-03-29 01:41:16,186 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:41:15" (3/5) ... 24.65/18.13 [2019-03-29 01:41:16,187 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e2e7bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:41:16, skipping insertion in model container 24.65/18.13 [2019-03-29 01:41:16,187 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 24.65/18.13 [2019-03-29 01:41:16,187 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:41:16" (4/5) ... 24.65/18.13 [2019-03-29 01:41:16,187 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e2e7bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:41:16, skipping insertion in model container 24.65/18.13 [2019-03-29 01:41:16,188 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 24.65/18.13 [2019-03-29 01:41:16,188 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:41:16" (5/5) ... 24.65/18.13 [2019-03-29 01:41:16,189 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 24.65/18.13 [2019-03-29 01:41:16,218 INFO L133 ementStrategyFactory]: Using default assertion order modulation 24.65/18.13 [2019-03-29 01:41:16,219 INFO L374 BuchiCegarLoop]: Interprodecural is true 24.65/18.13 [2019-03-29 01:41:16,219 INFO L375 BuchiCegarLoop]: Hoare is true 24.65/18.13 [2019-03-29 01:41:16,219 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 24.65/18.13 [2019-03-29 01:41:16,219 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 24.65/18.13 [2019-03-29 01:41:16,219 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 24.65/18.13 [2019-03-29 01:41:16,220 INFO L379 BuchiCegarLoop]: Difference is false 24.65/18.13 [2019-03-29 01:41:16,220 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 24.65/18.13 [2019-03-29 01:41:16,220 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 24.65/18.13 [2019-03-29 01:41:16,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 24.65/18.13 [2019-03-29 01:41:16,241 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 24.65/18.13 [2019-03-29 01:41:16,241 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 24.65/18.13 [2019-03-29 01:41:16,241 INFO L119 BuchiIsEmpty]: Starting construction of run 24.65/18.13 [2019-03-29 01:41:16,247 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 24.65/18.13 [2019-03-29 01:41:16,247 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 24.65/18.13 [2019-03-29 01:41:16,247 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 24.65/18.13 [2019-03-29 01:41:16,247 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 24.65/18.13 [2019-03-29 01:41:16,248 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 24.65/18.13 [2019-03-29 01:41:16,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 24.65/18.13 [2019-03-29 01:41:16,248 INFO L119 BuchiIsEmpty]: Starting construction of run 24.65/18.13 [2019-03-29 01:41:16,248 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 24.65/18.13 [2019-03-29 01:41:16,248 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 24.65/18.13 [2019-03-29 01:41:16,253 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L19-2: Formula: (and (= v_ULTIMATE.start_main_~j~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~k~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|) (= v_ULTIMATE.start_main_~tmp~0_1 |v_ULTIMATE.start_main_#t~nondet3_4|) (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_~k~0=v_ULTIMATE.start_main_~k~0_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~tmp~0=v_ULTIMATE.start_main_~tmp~0_1, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet3_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_~k~0, ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~tmp~0, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~i~0] 4#L19-2true 24.65/18.13 [2019-03-29 01:41:16,254 INFO L796 eck$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_6 v_ULTIMATE.start_main_~i~0_8) (= v_ULTIMATE.start_main_~j~0_7 (+ v_ULTIMATE.start_main_~tmp~0_6 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_6, 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 24.65/18.13 [2019-03-29 01:41:16,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 24.65/18.13 [2019-03-29 01:41:16,260 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 24.65/18.13 [2019-03-29 01:41:16,262 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 24.65/18.13 [2019-03-29 01:41:16,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 24.65/18.13 [2019-03-29 01:41:16,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 24.65/18.13 [2019-03-29 01:41:16,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 24.65/18.13 [2019-03-29 01:41:16,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 24.65/18.13 [2019-03-29 01:41:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 24.65/18.13 [2019-03-29 01:41:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 24.65/18.13 [2019-03-29 01:41:16,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 24.65/18.13 [2019-03-29 01:41:16,340 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 24.65/18.13 [2019-03-29 01:41:16,340 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 24.65/18.13 [2019-03-29 01:41:16,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 24.65/18.13 [2019-03-29 01:41:16,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 24.65/18.13 [2019-03-29 01:41:16,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 24.65/18.13 [2019-03-29 01:41:16,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 24.65/18.13 [2019-03-29 01:41:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 24.65/18.13 [2019-03-29 01:41:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 24.65/18.13 [2019-03-29 01:41:16,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 24.65/18.13 [2019-03-29 01:41:16,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1541, now seen corresponding path program 1 times 24.65/18.13 [2019-03-29 01:41:16,359 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 24.65/18.13 [2019-03-29 01:41:16,359 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 24.65/18.13 [2019-03-29 01:41:16,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 24.65/18.13 [2019-03-29 01:41:16,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 24.65/18.13 [2019-03-29 01:41:16,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 24.65/18.13 [2019-03-29 01:41:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 24.65/18.13 [2019-03-29 01:41:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 24.65/18.13 [2019-03-29 01:41:16,445 INFO L216 LassoAnalysis]: Preferences: 24.65/18.13 [2019-03-29 01:41:16,446 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 24.65/18.13 [2019-03-29 01:41:16,446 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 24.65/18.13 [2019-03-29 01:41:16,447 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 24.65/18.13 [2019-03-29 01:41:16,447 INFO L127 ssoRankerPreferences]: Use exernal solver: true 24.65/18.13 [2019-03-29 01:41:16,447 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 24.65/18.13 [2019-03-29 01:41:16,447 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 24.65/18.13 [2019-03-29 01:41:16,447 INFO L130 ssoRankerPreferences]: Path of dumped script: 24.65/18.13 [2019-03-29 01:41:16,448 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 24.65/18.13 [2019-03-29 01:41:16,448 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 24.65/18.13 [2019-03-29 01:41:16,448 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 24.65/18.13 [2019-03-29 01:41:16,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 24.65/18.13 [2019-03-29 01:41:16,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 24.65/18.13 [2019-03-29 01:41:16,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 24.65/18.13 [2019-03-29 01:41:16,609 INFO L300 LassoAnalysis]: Preprocessing complete. 24.65/18.13 [2019-03-29 01:41:16,610 INFO L412 LassoAnalysis]: Checking for nontermination... 24.65/18.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 24.65/18.13 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 24.65/18.13 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 24.65/18.13 [2019-03-29 01:41:16,617 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 24.65/18.13 [2019-03-29 01:41:16,617 INFO L163 nArgumentSynthesizer]: Using integer mode. 24.65/18.13 [2019-03-29 01:41:16,650 INFO L445 LassoAnalysis]: Proved nontermination for one component. 24.65/18.13 [2019-03-29 01:41:16,650 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: [] 24.65/18.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 24.65/18.13 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 24.65/18.13 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 24.65/18.13 [2019-03-29 01:41:16,657 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 24.65/18.13 [2019-03-29 01:41:16,657 INFO L163 nArgumentSynthesizer]: Using integer mode. 24.65/18.13 [2019-03-29 01:41:16,684 INFO L445 LassoAnalysis]: Proved nontermination for one component. 24.65/18.13 [2019-03-29 01:41:16,684 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: [] 24.65/18.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 24.65/18.13 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 24.65/18.13 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 24.65/18.13 [2019-03-29 01:41:16,689 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 24.65/18.13 [2019-03-29 01:41:16,689 INFO L163 nArgumentSynthesizer]: Using integer mode. 24.65/18.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 24.65/18.13 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 24.65/18.13 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 24.65/18.13 [2019-03-29 01:41:16,726 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 24.65/18.13 [2019-03-29 01:41:16,726 INFO L163 nArgumentSynthesizer]: Using integer mode. 24.65/18.13 [2019-03-29 01:41:28,781 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. 24.65/18.13 [2019-03-29 01:41:28,793 INFO L216 LassoAnalysis]: Preferences: 24.65/18.13 [2019-03-29 01:41:28,793 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 24.65/18.13 [2019-03-29 01:41:28,794 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 24.65/18.13 [2019-03-29 01:41:28,794 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 24.65/18.13 [2019-03-29 01:41:28,794 INFO L127 ssoRankerPreferences]: Use exernal solver: false 24.65/18.13 [2019-03-29 01:41:28,794 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 24.65/18.13 [2019-03-29 01:41:28,794 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 24.65/18.13 [2019-03-29 01:41:28,794 INFO L130 ssoRankerPreferences]: Path of dumped script: 24.65/18.13 [2019-03-29 01:41:28,794 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 24.65/18.13 [2019-03-29 01:41:28,795 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 24.65/18.13 [2019-03-29 01:41:28,795 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 24.65/18.13 [2019-03-29 01:41:28,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 24.65/18.13 [2019-03-29 01:41:28,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 24.65/18.13 [2019-03-29 01:41:28,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 24.65/18.13 [2019-03-29 01:41:28,907 INFO L300 LassoAnalysis]: Preprocessing complete. 24.65/18.13 [2019-03-29 01:41:28,913 INFO L497 LassoAnalysis]: Using template 'affine'. 24.65/18.13 [2019-03-29 01:41:28,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 24.65/18.13 Termination analysis: LINEAR_WITH_GUESSES 24.65/18.13 Number of strict supporting invariants: 0 24.65/18.13 Number of non-strict supporting invariants: 1 24.65/18.13 Consider only non-deceasing supporting invariants: true 24.65/18.13 Simplify termination arguments: true 24.65/18.13 Simplify supporting invariants: trueOverapproximate stem: false 24.65/18.13 [2019-03-29 01:41:28,917 INFO L339 nArgumentSynthesizer]: Template has degree 0. 24.65/18.13 [2019-03-29 01:41:28,917 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 24.65/18.13 [2019-03-29 01:41:28,918 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 24.65/18.13 [2019-03-29 01:41:28,918 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 24.65/18.13 [2019-03-29 01:41:28,923 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 24.65/18.13 [2019-03-29 01:41:28,924 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 24.65/18.13 [2019-03-29 01:41:28,932 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 24.65/18.13 [2019-03-29 01:41:28,933 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 24.65/18.13 Termination analysis: LINEAR_WITH_GUESSES 24.65/18.13 Number of strict supporting invariants: 0 24.65/18.13 Number of non-strict supporting invariants: 1 24.65/18.13 Consider only non-deceasing supporting invariants: true 24.65/18.13 Simplify termination arguments: true 24.65/18.13 Simplify supporting invariants: trueOverapproximate stem: false 24.65/18.13 [2019-03-29 01:41:28,933 INFO L339 nArgumentSynthesizer]: Template has degree 0. 24.65/18.13 [2019-03-29 01:41:28,934 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 24.65/18.13 [2019-03-29 01:41:28,934 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 24.65/18.13 [2019-03-29 01:41:28,934 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 24.65/18.13 [2019-03-29 01:41:28,935 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 24.65/18.13 [2019-03-29 01:41:28,936 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 24.65/18.13 [2019-03-29 01:41:28,936 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 24.65/18.13 [2019-03-29 01:41:28,952 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 24.65/18.13 [2019-03-29 01:41:28,970 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 24.65/18.13 [2019-03-29 01:41:28,970 INFO L444 ModelExtractionUtils]: 1 out of 6 variables were initially zero. Simplification set additionally 0 variables to zero. 24.65/18.13 [2019-03-29 01:41:28,973 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 24.65/18.13 [2019-03-29 01:41:28,973 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 24.65/18.13 [2019-03-29 01:41:28,973 INFO L518 LassoAnalysis]: Proved termination. 24.65/18.13 [2019-03-29 01:41:28,974 INFO L520 LassoAnalysis]: Termination argument consisting of: 24.65/18.13 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 24.65/18.13 Supporting invariants [] 24.65/18.13 [2019-03-29 01:41:28,975 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 24.65/18.13 [2019-03-29 01:41:29,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 24.65/18.13 [2019-03-29 01:41:29,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 24.65/18.13 [2019-03-29 01:41:29,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core 24.65/18.13 [2019-03-29 01:41:29,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... 24.65/18.13 [2019-03-29 01:41:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 24.65/18.13 [2019-03-29 01:41:29,041 WARN L254 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core 24.65/18.13 [2019-03-29 01:41:29,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... 24.65/18.13 [2019-03-29 01:41:29,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 24.65/18.13 [2019-03-29 01:41:29,055 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 24.65/18.13 [2019-03-29 01:41:29,060 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 24.65/18.13 [2019-03-29 01:41:29,062 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 24.65/18.13 [2019-03-29 01:41:29,083 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. 24.65/18.13 [2019-03-29 01:41:29,083 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 24.65/18.13 [2019-03-29 01:41:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 24.65/18.13 [2019-03-29 01:41:29,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 24.65/18.13 [2019-03-29 01:41:29,088 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 24.65/18.13 [2019-03-29 01:41:29,088 INFO L116 BuchiAccepts]: Finished buchiAccepts. 24.65/18.13 [2019-03-29 01:41:29,088 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 24.65/18.13 [2019-03-29 01:41:29,089 INFO L116 BuchiAccepts]: Finished buchiAccepts. 24.65/18.13 [2019-03-29 01:41:29,089 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 24.65/18.13 [2019-03-29 01:41:29,089 INFO L116 BuchiAccepts]: Finished buchiAccepts. 24.65/18.13 [2019-03-29 01:41:29,094 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 24.65/18.13 [2019-03-29 01:41:29,094 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 24.65/18.13 [2019-03-29 01:41:29,098 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 24.65/18.13 [2019-03-29 01:41:29,099 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 24.65/18.13 [2019-03-29 01:41:29,100 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 24.65/18.13 [2019-03-29 01:41:29,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 24.65/18.13 [2019-03-29 01:41:29,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 24.65/18.13 [2019-03-29 01:41:29,101 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 24.65/18.13 [2019-03-29 01:41:29,101 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 24.65/18.13 [2019-03-29 01:41:29,101 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 24.65/18.13 [2019-03-29 01:41:29,101 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 24.65/18.13 [2019-03-29 01:41:29,101 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 24.65/18.13 [2019-03-29 01:41:29,101 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 24.65/18.13 [2019-03-29 01:41:29,101 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 24.65/18.13 [2019-03-29 01:41:29,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:41:29 BasicIcfg 24.65/18.13 [2019-03-29 01:41:29,107 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 24.65/18.13 [2019-03-29 01:41:29,108 INFO L168 Benchmark]: Toolchain (without parser) took 13705.24 ms. Allocated memory was 649.6 MB in the beginning and 672.7 MB in the end (delta: 23.1 MB). Free memory was 563.8 MB in the beginning and 521.1 MB in the end (delta: 42.7 MB). Peak memory consumption was 65.8 MB. Max. memory is 50.3 GB. 24.65/18.13 [2019-03-29 01:41:29,110 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. 24.65/18.13 [2019-03-29 01:41:29,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.00 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 554.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 50.3 GB. 24.65/18.13 [2019-03-29 01:41:29,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.03 ms. Allocated memory was 649.6 MB in the beginning and 672.7 MB in the end (delta: 23.1 MB). Free memory was 554.3 MB in the beginning and 637.1 MB in the end (delta: -82.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 24.65/18.13 [2019-03-29 01:41:29,111 INFO L168 Benchmark]: Boogie Preprocessor took 19.51 ms. Allocated memory is still 672.7 MB. Free memory is still 637.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 24.65/18.13 [2019-03-29 01:41:29,112 INFO L168 Benchmark]: RCFGBuilder took 196.67 ms. Allocated memory is still 672.7 MB. Free memory was 637.1 MB in the beginning and 622.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. 24.65/18.13 [2019-03-29 01:41:29,112 INFO L168 Benchmark]: BlockEncodingV2 took 76.40 ms. Allocated memory is still 672.7 MB. Free memory was 622.8 MB in the beginning and 617.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 50.3 GB. 24.65/18.13 [2019-03-29 01:41:29,113 INFO L168 Benchmark]: TraceAbstraction took 153.24 ms. Allocated memory is still 672.7 MB. Free memory was 617.7 MB in the beginning and 608.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 24.65/18.13 [2019-03-29 01:41:29,114 INFO L168 Benchmark]: BuchiAutomizer took 12927.11 ms. Allocated memory is still 672.7 MB. Free memory was 608.3 MB in the beginning and 521.1 MB in the end (delta: 87.1 MB). Peak memory consumption was 87.1 MB. Max. memory is 50.3 GB. 24.65/18.13 [2019-03-29 01:41:29,118 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 24.65/18.13 --- Results --- 24.65/18.13 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 24.65/18.13 - StatisticsResult: Initial Icfg 24.65/18.13 6 locations, 7 edges 24.65/18.13 - StatisticsResult: Encoded RCFG 24.65/18.13 2 locations, 2 edges 24.65/18.13 * Results from de.uni_freiburg.informatik.ultimate.core: 24.65/18.13 - StatisticsResult: Toolchain Benchmarks 24.65/18.13 Benchmark results are: 24.65/18.13 * 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. 24.65/18.13 * CACSL2BoogieTranslator took 232.00 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 554.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 50.3 GB. 24.65/18.13 * Boogie Procedure Inliner took 95.03 ms. Allocated memory was 649.6 MB in the beginning and 672.7 MB in the end (delta: 23.1 MB). Free memory was 554.3 MB in the beginning and 637.1 MB in the end (delta: -82.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 24.65/18.13 * Boogie Preprocessor took 19.51 ms. Allocated memory is still 672.7 MB. Free memory is still 637.1 MB. There was no memory consumed. Max. memory is 50.3 GB. 24.65/18.13 * RCFGBuilder took 196.67 ms. Allocated memory is still 672.7 MB. Free memory was 637.1 MB in the beginning and 622.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 50.3 GB. 24.65/18.13 * BlockEncodingV2 took 76.40 ms. Allocated memory is still 672.7 MB. Free memory was 622.8 MB in the beginning and 617.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 50.3 GB. 24.65/18.13 * TraceAbstraction took 153.24 ms. Allocated memory is still 672.7 MB. Free memory was 617.7 MB in the beginning and 608.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 24.65/18.13 * BuchiAutomizer took 12927.11 ms. Allocated memory is still 672.7 MB. Free memory was 608.3 MB in the beginning and 521.1 MB in the end (delta: 87.1 MB). Peak memory consumption was 87.1 MB. Max. memory is 50.3 GB. 24.65/18.13 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 24.65/18.13 - AllSpecificationsHoldResult: All specifications hold 24.65/18.13 We were not able to verify any specifiation because the program does not contain any specification. 24.65/18.13 - InvariantResult [Line: 19]: Loop Invariant 24.65/18.13 Derived loop invariant: 1 24.65/18.13 - StatisticsResult: Ultimate Automizer benchmark data 24.65/18.13 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 24.65/18.13 - StatisticsResult: Constructed decomposition of program 24.65/18.13 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. 24.65/18.13 - StatisticsResult: Timing statistics 24.65/18.13 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 0.1s. 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: 17ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.1s 24.65/18.13 - TerminationAnalysisResult: Termination proven 24.65/18.13 Buchi Automizer proved that your program is terminating 24.65/18.13 RESULT: Ultimate proved your program to be correct! 24.65/18.13 !SESSION 2019-03-29 01:41:12.138 ----------------------------------------------- 24.65/18.13 eclipse.buildId=unknown 24.65/18.13 java.version=1.8.0_181 24.65/18.13 java.vendor=Oracle Corporation 24.65/18.13 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 24.65/18.13 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 24.65/18.13 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 24.65/18.13 24.65/18.13 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:41:29.350 24.65/18.13 !MESSAGE The workspace will exit with unsaved changes in this session. 24.65/18.13 Received shutdown request... 24.65/18.13 Ultimate: 24.65/18.13 GTK+ Version Check 24.65/18.13 EOF