15.21/7.33 YES 15.21/7.33 15.21/7.33 Ultimate: Cannot open display: 15.21/7.33 This is Ultimate 0.1.24-8dc7c08-m 15.21/7.33 [2019-03-29 02:02:15,481 INFO L170 SettingsManager]: Resetting all preferences to default values... 15.21/7.33 [2019-03-29 02:02:15,483 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 15.21/7.33 [2019-03-29 02:02:15,495 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 15.21/7.33 [2019-03-29 02:02:15,495 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 15.21/7.33 [2019-03-29 02:02:15,496 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 15.21/7.33 [2019-03-29 02:02:15,497 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 15.21/7.33 [2019-03-29 02:02:15,499 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 15.21/7.33 [2019-03-29 02:02:15,500 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 15.21/7.33 [2019-03-29 02:02:15,501 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 15.21/7.33 [2019-03-29 02:02:15,502 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 15.21/7.33 [2019-03-29 02:02:15,502 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 15.21/7.33 [2019-03-29 02:02:15,503 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 15.21/7.33 [2019-03-29 02:02:15,504 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 15.21/7.33 [2019-03-29 02:02:15,505 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 15.21/7.33 [2019-03-29 02:02:15,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 15.21/7.33 [2019-03-29 02:02:15,507 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 15.21/7.33 [2019-03-29 02:02:15,508 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 15.21/7.33 [2019-03-29 02:02:15,510 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 15.21/7.33 [2019-03-29 02:02:15,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 15.21/7.33 [2019-03-29 02:02:15,513 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 15.21/7.33 [2019-03-29 02:02:15,514 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 15.21/7.33 [2019-03-29 02:02:15,516 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 15.21/7.33 [2019-03-29 02:02:15,516 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 15.21/7.33 [2019-03-29 02:02:15,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 15.21/7.33 [2019-03-29 02:02:15,517 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 15.21/7.33 [2019-03-29 02:02:15,518 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 15.21/7.33 [2019-03-29 02:02:15,519 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 15.21/7.33 [2019-03-29 02:02:15,519 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 15.21/7.33 [2019-03-29 02:02:15,520 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 15.21/7.33 [2019-03-29 02:02:15,520 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 15.21/7.33 [2019-03-29 02:02:15,521 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 15.21/7.33 [2019-03-29 02:02:15,522 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 15.21/7.33 [2019-03-29 02:02:15,522 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 15.21/7.33 [2019-03-29 02:02:15,523 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 15.21/7.33 [2019-03-29 02:02:15,523 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 15.21/7.33 [2019-03-29 02:02:15,523 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 15.21/7.33 [2019-03-29 02:02:15,524 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 15.21/7.33 [2019-03-29 02:02:15,525 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 15.21/7.33 [2019-03-29 02:02:15,525 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 15.21/7.33 [2019-03-29 02:02:15,540 INFO L110 SettingsManager]: Loading preferences was successful 15.21/7.33 [2019-03-29 02:02:15,540 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 15.21/7.33 [2019-03-29 02:02:15,541 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 15.21/7.33 [2019-03-29 02:02:15,541 INFO L133 SettingsManager]: * Rewrite not-equals=true 15.21/7.33 [2019-03-29 02:02:15,541 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 15.21/7.33 [2019-03-29 02:02:15,541 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 15.21/7.33 [2019-03-29 02:02:15,542 INFO L133 SettingsManager]: * Use SBE=true 15.21/7.33 [2019-03-29 02:02:15,542 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 15.21/7.33 [2019-03-29 02:02:15,542 INFO L133 SettingsManager]: * Use old map elimination=false 15.21/7.33 [2019-03-29 02:02:15,542 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 15.21/7.33 [2019-03-29 02:02:15,542 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 15.21/7.33 [2019-03-29 02:02:15,542 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 15.21/7.33 [2019-03-29 02:02:15,543 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 15.21/7.33 [2019-03-29 02:02:15,543 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 15.21/7.33 [2019-03-29 02:02:15,543 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:15,543 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 15.21/7.33 [2019-03-29 02:02:15,543 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 15.21/7.33 [2019-03-29 02:02:15,543 INFO L133 SettingsManager]: * Check division by zero=IGNORE 15.21/7.33 [2019-03-29 02:02:15,544 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 15.21/7.33 [2019-03-29 02:02:15,544 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 15.21/7.33 [2019-03-29 02:02:15,544 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 15.21/7.33 [2019-03-29 02:02:15,544 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 15.21/7.33 [2019-03-29 02:02:15,544 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 15.21/7.33 [2019-03-29 02:02:15,544 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 15.21/7.33 [2019-03-29 02:02:15,545 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.21/7.33 [2019-03-29 02:02:15,545 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 15.21/7.33 [2019-03-29 02:02:15,545 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 15.21/7.33 [2019-03-29 02:02:15,545 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 15.21/7.33 [2019-03-29 02:02:15,545 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 15.21/7.33 [2019-03-29 02:02:15,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 15.21/7.33 [2019-03-29 02:02:15,583 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 15.21/7.33 [2019-03-29 02:02:15,587 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 15.21/7.33 [2019-03-29 02:02:15,588 INFO L271 PluginConnector]: Initializing CDTParser... 15.21/7.33 [2019-03-29 02:02:15,589 INFO L276 PluginConnector]: CDTParser initialized 15.21/7.33 [2019-03-29 02:02:15,589 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 15.21/7.33 [2019-03-29 02:02:15,654 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/56aa634c8c3f4aa5a05aac1de569935a/FLAG9726393ff 15.21/7.33 [2019-03-29 02:02:15,991 INFO L307 CDTParser]: Found 1 translation units. 15.21/7.33 [2019-03-29 02:02:15,992 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 15.21/7.33 [2019-03-29 02:02:15,999 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/56aa634c8c3f4aa5a05aac1de569935a/FLAG9726393ff 15.21/7.33 [2019-03-29 02:02:16,421 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/56aa634c8c3f4aa5a05aac1de569935a 15.21/7.33 [2019-03-29 02:02:16,432 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 15.21/7.33 [2019-03-29 02:02:16,434 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 15.21/7.33 [2019-03-29 02:02:16,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 15.21/7.33 [2019-03-29 02:02:16,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 15.21/7.33 [2019-03-29 02:02:16,439 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 15.21/7.33 [2019-03-29 02:02:16,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@514e9f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16, skipping insertion in model container 15.21/7.33 [2019-03-29 02:02:16,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 15.21/7.33 [2019-03-29 02:02:16,470 INFO L176 MainTranslator]: Built tables and reachable declarations 15.21/7.33 [2019-03-29 02:02:16,631 INFO L206 PostProcessor]: Analyzing one entry point: main 15.21/7.33 [2019-03-29 02:02:16,636 INFO L191 MainTranslator]: Completed pre-run 15.21/7.33 [2019-03-29 02:02:16,653 INFO L206 PostProcessor]: Analyzing one entry point: main 15.21/7.33 [2019-03-29 02:02:16,669 INFO L195 MainTranslator]: Completed translation 15.21/7.33 [2019-03-29 02:02:16,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16 WrapperNode 15.21/7.33 [2019-03-29 02:02:16,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 15.21/7.33 [2019-03-29 02:02:16,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 15.21/7.33 [2019-03-29 02:02:16,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 15.21/7.33 [2019-03-29 02:02:16,671 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 15.21/7.33 [2019-03-29 02:02:16,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 15.21/7.33 [2019-03-29 02:02:16,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 15.21/7.33 [2019-03-29 02:02:16,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 15.21/7.33 [2019-03-29 02:02:16,766 INFO L276 PluginConnector]: Boogie Preprocessor initialized 15.21/7.33 [2019-03-29 02:02:16,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 15.21/7.33 [2019-03-29 02:02:16,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 15.21/7.33 [2019-03-29 02:02:16,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... 15.21/7.33 [2019-03-29 02:02:16,787 INFO L276 PluginConnector]: RCFGBuilder initialized 15.21/7.33 [2019-03-29 02:02:16,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (1/1) ... 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.21/7.33 [2019-03-29 02:02:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 15.21/7.33 [2019-03-29 02:02:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 15.21/7.33 [2019-03-29 02:02:16,975 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 15.21/7.33 [2019-03-29 02:02:16,975 INFO L286 CfgBuilder]: Removed 6 assue(true) statements. 15.21/7.33 [2019-03-29 02:02:16,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:16 BoogieIcfgContainer 15.21/7.33 [2019-03-29 02:02:16,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 15.21/7.33 [2019-03-29 02:02:16,977 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 15.21/7.33 [2019-03-29 02:02:16,977 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 15.21/7.33 [2019-03-29 02:02:16,979 INFO L276 PluginConnector]: BlockEncodingV2 initialized 15.21/7.33 [2019-03-29 02:02:16,980 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:16" (1/1) ... 15.21/7.33 [2019-03-29 02:02:16,995 INFO L313 BlockEncoder]: Initial Icfg 8 locations, 11 edges 15.21/7.33 [2019-03-29 02:02:16,996 INFO L258 BlockEncoder]: Using Remove infeasible edges 15.21/7.33 [2019-03-29 02:02:16,997 INFO L263 BlockEncoder]: Using Maximize final states 15.21/7.33 [2019-03-29 02:02:16,998 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 15.21/7.33 [2019-03-29 02:02:16,998 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 15.21/7.33 [2019-03-29 02:02:17,000 INFO L296 BlockEncoder]: Using Remove sink states 15.21/7.33 [2019-03-29 02:02:17,001 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 15.21/7.33 [2019-03-29 02:02:17,001 INFO L179 BlockEncoder]: Using Rewrite not-equals 15.21/7.33 [2019-03-29 02:02:17,016 INFO L185 BlockEncoder]: Using Use SBE 15.21/7.33 [2019-03-29 02:02:17,023 INFO L200 BlockEncoder]: SBE split 0 edges 15.21/7.33 [2019-03-29 02:02:17,028 INFO L70 emoveInfeasibleEdges]: Removed 2 edges and 0 locations because of local infeasibility 15.21/7.33 [2019-03-29 02:02:17,030 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.21/7.33 [2019-03-29 02:02:17,046 INFO L100 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding 15.21/7.33 [2019-03-29 02:02:17,048 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 15.21/7.33 [2019-03-29 02:02:17,049 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 15.21/7.33 [2019-03-29 02:02:17,050 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.21/7.33 [2019-03-29 02:02:17,050 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 15.21/7.33 [2019-03-29 02:02:17,050 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 15.21/7.33 [2019-03-29 02:02:17,050 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 4 edges 15.21/7.33 [2019-03-29 02:02:17,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:02:17 BasicIcfg 15.21/7.33 [2019-03-29 02:02:17,051 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 15.21/7.33 [2019-03-29 02:02:17,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 15.21/7.33 [2019-03-29 02:02:17,052 INFO L271 PluginConnector]: Initializing TraceAbstraction... 15.21/7.33 [2019-03-29 02:02:17,055 INFO L276 PluginConnector]: TraceAbstraction initialized 15.21/7.33 [2019-03-29 02:02:17,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:02:16" (1/4) ... 15.21/7.33 [2019-03-29 02:02:17,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c39d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:02:17, skipping insertion in model container 15.21/7.33 [2019-03-29 02:02:17,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (2/4) ... 15.21/7.33 [2019-03-29 02:02:17,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c39d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:02:17, skipping insertion in model container 15.21/7.33 [2019-03-29 02:02:17,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:16" (3/4) ... 15.21/7.33 [2019-03-29 02:02:17,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c39d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:02:17, skipping insertion in model container 15.21/7.33 [2019-03-29 02:02:17,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:02:17" (4/4) ... 15.21/7.33 [2019-03-29 02:02:17,060 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.21/7.33 [2019-03-29 02:02:17,070 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 15.21/7.33 [2019-03-29 02:02:17,078 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 15.21/7.33 [2019-03-29 02:02:17,095 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 15.21/7.33 [2019-03-29 02:02:17,123 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.21/7.33 [2019-03-29 02:02:17,124 INFO L382 AbstractCegarLoop]: Interprodecural is true 15.21/7.33 [2019-03-29 02:02:17,124 INFO L383 AbstractCegarLoop]: Hoare is true 15.21/7.33 [2019-03-29 02:02:17,125 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 15.21/7.33 [2019-03-29 02:02:17,125 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 15.21/7.33 [2019-03-29 02:02:17,125 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.21/7.33 [2019-03-29 02:02:17,125 INFO L387 AbstractCegarLoop]: Difference is false 15.21/7.33 [2019-03-29 02:02:17,125 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 15.21/7.33 [2019-03-29 02:02:17,125 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 15.21/7.33 [2019-03-29 02:02:17,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 15.21/7.33 [2019-03-29 02:02:17,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 15.21/7.33 [2019-03-29 02:02:17,148 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 15.21/7.33 [2019-03-29 02:02:17,202 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 20) the Hoare annotation is: true 15.21/7.33 [2019-03-29 02:02:17,202 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 15.21/7.33 [2019-03-29 02:02:17,202 INFO L451 ceAbstractionStarter]: At program point L13-2(lines 13 25) the Hoare annotation is: true 15.21/7.33 [2019-03-29 02:02:17,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:02:17 BasicIcfg 15.21/7.33 [2019-03-29 02:02:17,211 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 15.21/7.33 [2019-03-29 02:02:17,212 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 15.21/7.33 [2019-03-29 02:02:17,212 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 15.21/7.33 [2019-03-29 02:02:17,215 INFO L276 PluginConnector]: BuchiAutomizer initialized 15.21/7.33 [2019-03-29 02:02:17,216 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.21/7.33 [2019-03-29 02:02:17,216 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:02:16" (1/5) ... 15.21/7.33 [2019-03-29 02:02:17,217 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15aa09ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:02:17, skipping insertion in model container 15.21/7.33 [2019-03-29 02:02:17,217 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.21/7.33 [2019-03-29 02:02:17,217 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:02:16" (2/5) ... 15.21/7.33 [2019-03-29 02:02:17,217 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15aa09ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:02:17, skipping insertion in model container 15.21/7.33 [2019-03-29 02:02:17,218 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.21/7.33 [2019-03-29 02:02:17,218 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:02:16" (3/5) ... 15.21/7.33 [2019-03-29 02:02:17,218 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15aa09ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:02:17, skipping insertion in model container 15.21/7.33 [2019-03-29 02:02:17,218 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.21/7.33 [2019-03-29 02:02:17,218 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:02:17" (4/5) ... 15.21/7.33 [2019-03-29 02:02:17,219 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15aa09ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:02:17, skipping insertion in model container 15.21/7.33 [2019-03-29 02:02:17,219 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.21/7.33 [2019-03-29 02:02:17,219 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:02:17" (5/5) ... 15.21/7.33 [2019-03-29 02:02:17,220 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.21/7.33 [2019-03-29 02:02:17,247 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.21/7.33 [2019-03-29 02:02:17,247 INFO L374 BuchiCegarLoop]: Interprodecural is true 15.21/7.33 [2019-03-29 02:02:17,247 INFO L375 BuchiCegarLoop]: Hoare is true 15.21/7.33 [2019-03-29 02:02:17,248 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 15.21/7.33 [2019-03-29 02:02:17,248 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 15.21/7.33 [2019-03-29 02:02:17,248 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.21/7.33 [2019-03-29 02:02:17,248 INFO L379 BuchiCegarLoop]: Difference is false 15.21/7.33 [2019-03-29 02:02:17,248 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 15.21/7.33 [2019-03-29 02:02:17,248 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 15.21/7.33 [2019-03-29 02:02:17,251 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 15.21/7.33 [2019-03-29 02:02:17,269 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 15.21/7.33 [2019-03-29 02:02:17,269 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.21/7.33 [2019-03-29 02:02:17,269 INFO L119 BuchiIsEmpty]: Starting construction of run 15.21/7.33 [2019-03-29 02:02:17,275 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.21/7.33 [2019-03-29 02:02:17,275 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 15.21/7.33 [2019-03-29 02:02:17,275 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 15.21/7.33 [2019-03-29 02:02:17,276 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 15.21/7.33 [2019-03-29 02:02:17,276 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 15.21/7.33 [2019-03-29 02:02:17,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.21/7.33 [2019-03-29 02:02:17,277 INFO L119 BuchiIsEmpty]: Starting construction of run 15.21/7.33 [2019-03-29 02:02:17,277 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.21/7.33 [2019-03-29 02:02:17,277 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 15.21/7.33 [2019-03-29 02:02:17,282 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [35] ULTIMATE.startENTRY-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~res~0_1 0) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_1, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~res~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0, ULTIMATE.start_main_~restmp~0, ULTIMATE.start_main_~xtmp~0] 5#L13-2true 15.21/7.33 [2019-03-29 02:02:17,283 INFO L796 eck$LassoCheckResult]: Loop: 5#L13-2true [38] L13-2-->L17-2: Formula: (and (< 1 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~restmp~0_6 0) (= v_ULTIMATE.start_main_~xtmp~0_8 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_6, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_~restmp~0, ULTIMATE.start_main_~xtmp~0] 3#L17-2true [45] L17-2-->L13-2: Formula: (and (= (+ v_ULTIMATE.start_main_~res~0_9 1) v_ULTIMATE.start_main_~res~0_8) (= v_ULTIMATE.start_main_~xtmp~0_9 v_ULTIMATE.start_main_~x~0_10) (<= v_ULTIMATE.start_main_~xtmp~0_9 1)) InVars {ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_9, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_9} OutVars{ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~res~0, ULTIMATE.start_main_~x~0] 5#L13-2true 15.21/7.33 [2019-03-29 02:02:17,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:17,292 INFO L82 PathProgramCache]: Analyzing trace with hash 66, now seen corresponding path program 1 times 15.21/7.33 [2019-03-29 02:02:17,294 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.21/7.33 [2019-03-29 02:02:17,295 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.21/7.33 [2019-03-29 02:02:17,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:17,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:17,365 INFO L82 PathProgramCache]: Analyzing trace with hash 2184, now seen corresponding path program 1 times 15.21/7.33 [2019-03-29 02:02:17,365 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.21/7.33 [2019-03-29 02:02:17,365 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.21/7.33 [2019-03-29 02:02:17,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.21/7.33 [2019-03-29 02:02:17,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 15.21/7.33 [2019-03-29 02:02:17,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 15.21/7.33 [2019-03-29 02:02:17,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 15.21/7.33 [2019-03-29 02:02:17,430 INFO L811 eck$LassoCheckResult]: loop already infeasible 15.21/7.33 [2019-03-29 02:02:17,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. 15.21/7.33 [2019-03-29 02:02:17,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 15.21/7.33 [2019-03-29 02:02:17,447 INFO L87 Difference]: Start difference. First operand 3 states. Second operand 3 states. 15.21/7.33 [2019-03-29 02:02:17,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 15.21/7.33 [2019-03-29 02:02:17,466 INFO L93 Difference]: Finished difference Result 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 15.21/7.33 [2019-03-29 02:02:17,471 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,471 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 15.21/7.33 [2019-03-29 02:02:17,475 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4 states to 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,476 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 15.21/7.33 [2019-03-29 02:02:17,477 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 15.21/7.33 [2019-03-29 02:02:17,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 15.21/7.33 [2019-03-29 02:02:17,478 INFO L706 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. 15.21/7.33 [2019-03-29 02:02:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 15.21/7.33 [2019-03-29 02:02:17,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,508 INFO L729 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,508 INFO L609 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,509 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 15.21/7.33 [2019-03-29 02:02:17,509 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states and 5 transitions. 15.21/7.33 [2019-03-29 02:02:17,509 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 15.21/7.33 [2019-03-29 02:02:17,509 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.21/7.33 [2019-03-29 02:02:17,509 INFO L119 BuchiIsEmpty]: Starting construction of run 15.21/7.33 [2019-03-29 02:02:17,510 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.21/7.33 [2019-03-29 02:02:17,510 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 15.21/7.33 [2019-03-29 02:02:17,510 INFO L794 eck$LassoCheckResult]: Stem: 18#ULTIMATE.startENTRY [35] ULTIMATE.startENTRY-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~res~0_1 0) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_1, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~res~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0, ULTIMATE.start_main_~restmp~0, ULTIMATE.start_main_~xtmp~0] 19#L13-2 15.21/7.33 [2019-03-29 02:02:17,511 INFO L796 eck$LassoCheckResult]: Loop: 19#L13-2 [38] L13-2-->L17-2: Formula: (and (< 1 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~restmp~0_6 0) (= v_ULTIMATE.start_main_~xtmp~0_8 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_6, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_~restmp~0, ULTIMATE.start_main_~xtmp~0] 16#L17-2 [33] L17-2-->L17-2: Formula: (and (< 1 v_ULTIMATE.start_main_~xtmp~0_6) (= v_ULTIMATE.start_main_~xtmp~0_5 (+ v_ULTIMATE.start_main_~xtmp~0_6 (- 2))) (= v_ULTIMATE.start_main_~restmp~0_4 (+ v_ULTIMATE.start_main_~restmp~0_5 1))) InVars {ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_5, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_6} OutVars{ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_4, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~restmp~0, ULTIMATE.start_main_~xtmp~0] 17#L17-2 [45] L17-2-->L13-2: Formula: (and (= (+ v_ULTIMATE.start_main_~res~0_9 1) v_ULTIMATE.start_main_~res~0_8) (= v_ULTIMATE.start_main_~xtmp~0_9 v_ULTIMATE.start_main_~x~0_10) (<= v_ULTIMATE.start_main_~xtmp~0_9 1)) InVars {ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_9, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_9} OutVars{ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~res~0, ULTIMATE.start_main_~x~0] 19#L13-2 15.21/7.33 [2019-03-29 02:02:17,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:17,511 INFO L82 PathProgramCache]: Analyzing trace with hash 66, now seen corresponding path program 2 times 15.21/7.33 [2019-03-29 02:02:17,511 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.21/7.33 [2019-03-29 02:02:17,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.21/7.33 [2019-03-29 02:02:17,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:17,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:17,518 INFO L82 PathProgramCache]: Analyzing trace with hash 67377, now seen corresponding path program 1 times 15.21/7.33 [2019-03-29 02:02:17,519 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.21/7.33 [2019-03-29 02:02:17,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.21/7.33 [2019-03-29 02:02:17,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,520 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:17,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:17,534 INFO L82 PathProgramCache]: Analyzing trace with hash 2003792, now seen corresponding path program 1 times 15.21/7.33 [2019-03-29 02:02:17,534 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.21/7.33 [2019-03-29 02:02:17,534 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.21/7.33 [2019-03-29 02:02:17,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:17,645 INFO L216 LassoAnalysis]: Preferences: 15.21/7.33 [2019-03-29 02:02:17,646 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.21/7.33 [2019-03-29 02:02:17,646 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.21/7.33 [2019-03-29 02:02:17,646 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.21/7.33 [2019-03-29 02:02:17,647 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.21/7.33 [2019-03-29 02:02:17,647 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:17,647 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.21/7.33 [2019-03-29 02:02:17,647 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.21/7.33 [2019-03-29 02:02:17,647 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 15.21/7.33 [2019-03-29 02:02:17,647 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.21/7.33 [2019-03-29 02:02:17,648 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.21/7.33 [2019-03-29 02:02:17,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:17,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:17,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:17,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:17,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:17,813 INFO L300 LassoAnalysis]: Preprocessing complete. 15.21/7.33 [2019-03-29 02:02:17,814 INFO L412 LassoAnalysis]: Checking for nontermination... 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:17,820 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:17,821 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 [2019-03-29 02:02:17,854 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.21/7.33 [2019-03-29 02:02:17,854 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: [] 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:17,860 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:17,861 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 [2019-03-29 02:02:17,888 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.21/7.33 [2019-03-29 02:02:17,888 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: [] 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:17,893 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:17,893 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:17,948 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:17,948 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 [2019-03-29 02:02:18,473 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 15.21/7.33 [2019-03-29 02:02:18,476 INFO L216 LassoAnalysis]: Preferences: 15.21/7.33 [2019-03-29 02:02:18,476 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.21/7.33 [2019-03-29 02:02:18,476 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.21/7.33 [2019-03-29 02:02:18,476 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.21/7.33 [2019-03-29 02:02:18,476 INFO L127 ssoRankerPreferences]: Use exernal solver: false 15.21/7.33 [2019-03-29 02:02:18,476 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:18,476 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.21/7.33 [2019-03-29 02:02:18,477 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.21/7.33 [2019-03-29 02:02:18,477 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 15.21/7.33 [2019-03-29 02:02:18,477 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.21/7.33 [2019-03-29 02:02:18,477 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.21/7.33 [2019-03-29 02:02:18,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:18,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:18,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:18,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:18,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:18,578 INFO L300 LassoAnalysis]: Preprocessing complete. 15.21/7.33 [2019-03-29 02:02:18,584 INFO L497 LassoAnalysis]: Using template 'affine'. 15.21/7.33 [2019-03-29 02:02:18,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.21/7.33 Termination analysis: LINEAR_WITH_GUESSES 15.21/7.33 Number of strict supporting invariants: 0 15.21/7.33 Number of non-strict supporting invariants: 1 15.21/7.33 Consider only non-deceasing supporting invariants: true 15.21/7.33 Simplify termination arguments: true 15.21/7.33 Simplify supporting invariants: trueOverapproximate stem: false 15.21/7.33 [2019-03-29 02:02:18,587 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.21/7.33 [2019-03-29 02:02:18,587 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.21/7.33 [2019-03-29 02:02:18,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.21/7.33 [2019-03-29 02:02:18,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.21/7.33 [2019-03-29 02:02:18,588 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.21/7.33 [2019-03-29 02:02:18,592 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.21/7.33 [2019-03-29 02:02:18,592 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.21/7.33 [2019-03-29 02:02:18,602 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 15.21/7.33 [2019-03-29 02:02:18,608 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 15.21/7.33 [2019-03-29 02:02:18,608 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 15.21/7.33 [2019-03-29 02:02:18,610 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 15.21/7.33 [2019-03-29 02:02:18,610 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 15.21/7.33 [2019-03-29 02:02:18,611 INFO L518 LassoAnalysis]: Proved termination. 15.21/7.33 [2019-03-29 02:02:18,612 INFO L520 LassoAnalysis]: Termination argument consisting of: 15.21/7.33 Ranking function f(ULTIMATE.start_main_~x~0) = 1*ULTIMATE.start_main_~x~0 15.21/7.33 Supporting invariants [] 15.21/7.33 [2019-03-29 02:02:18,613 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 15.21/7.33 [2019-03-29 02:02:18,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.21/7.33 [2019-03-29 02:02:18,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core 15.21/7.33 [2019-03-29 02:02:18,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.21/7.33 [2019-03-29 02:02:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.21/7.33 [2019-03-29 02:02:18,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 5 conjunts are in the unsatisfiable core 15.21/7.33 [2019-03-29 02:02:18,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.21/7.33 [2019-03-29 02:02:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. 15.21/7.33 [2019-03-29 02:02:18,669 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 15.21/7.33 [2019-03-29 02:02:18,672 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 2 loop predicates 15.21/7.33 [2019-03-29 02:02:18,673 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 4 states and 5 transitions. cyclomatic complexity: 2 Second operand 3 states. 15.21/7.33 [2019-03-29 02:02:18,697 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 4 states and 5 transitions. cyclomatic complexity: 2. Second operand 3 states. Result 7 states and 10 transitions. Complement of second has 4 states. 15.21/7.33 [2019-03-29 02:02:18,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 15.21/7.33 [2019-03-29 02:02:18,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 15.21/7.33 [2019-03-29 02:02:18,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. 15.21/7.33 [2019-03-29 02:02:18,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 3 letters. 15.21/7.33 [2019-03-29 02:02:18,701 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.21/7.33 [2019-03-29 02:02:18,702 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 4 letters. Loop has 3 letters. 15.21/7.33 [2019-03-29 02:02:18,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.21/7.33 [2019-03-29 02:02:18,702 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 6 letters. 15.21/7.33 [2019-03-29 02:02:18,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.21/7.33 [2019-03-29 02:02:18,706 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7 states and 10 transitions. 15.21/7.33 [2019-03-29 02:02:18,707 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.21/7.33 [2019-03-29 02:02:18,708 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7 states to 7 states and 10 transitions. 15.21/7.33 [2019-03-29 02:02:18,708 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 15.21/7.33 [2019-03-29 02:02:18,708 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 15.21/7.33 [2019-03-29 02:02:18,708 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 10 transitions. 15.21/7.33 [2019-03-29 02:02:18,708 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 15.21/7.33 [2019-03-29 02:02:18,708 INFO L706 BuchiCegarLoop]: Abstraction has 7 states and 10 transitions. 15.21/7.33 [2019-03-29 02:02:18,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 10 transitions. 15.21/7.33 [2019-03-29 02:02:18,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 6. 15.21/7.33 [2019-03-29 02:02:18,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. 15.21/7.33 [2019-03-29 02:02:18,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 9 transitions. 15.21/7.33 [2019-03-29 02:02:18,710 INFO L729 BuchiCegarLoop]: Abstraction has 6 states and 9 transitions. 15.21/7.33 [2019-03-29 02:02:18,710 INFO L609 BuchiCegarLoop]: Abstraction has 6 states and 9 transitions. 15.21/7.33 [2019-03-29 02:02:18,710 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 15.21/7.33 [2019-03-29 02:02:18,710 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 9 transitions. 15.21/7.33 [2019-03-29 02:02:18,711 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.21/7.33 [2019-03-29 02:02:18,711 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.21/7.33 [2019-03-29 02:02:18,711 INFO L119 BuchiIsEmpty]: Starting construction of run 15.21/7.33 [2019-03-29 02:02:18,711 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 15.21/7.33 [2019-03-29 02:02:18,712 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 15.21/7.33 [2019-03-29 02:02:18,712 INFO L794 eck$LassoCheckResult]: Stem: 63#ULTIMATE.startENTRY [35] ULTIMATE.startENTRY-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~res~0_1 0) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~res~0=v_ULTIMATE.start_main_~res~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_1, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~res~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0, ULTIMATE.start_main_~restmp~0, ULTIMATE.start_main_~xtmp~0] 64#L13-2 [38] L13-2-->L17-2: Formula: (and (< 1 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~restmp~0_6 0) (= v_ULTIMATE.start_main_~xtmp~0_8 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_6, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_~restmp~0, ULTIMATE.start_main_~xtmp~0] 60#L17-2 15.21/7.33 [2019-03-29 02:02:18,712 INFO L796 eck$LassoCheckResult]: Loop: 60#L17-2 [33] L17-2-->L17-2: Formula: (and (< 1 v_ULTIMATE.start_main_~xtmp~0_6) (= v_ULTIMATE.start_main_~xtmp~0_5 (+ v_ULTIMATE.start_main_~xtmp~0_6 (- 2))) (= v_ULTIMATE.start_main_~restmp~0_4 (+ v_ULTIMATE.start_main_~restmp~0_5 1))) InVars {ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_5, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_6} OutVars{ULTIMATE.start_main_~restmp~0=v_ULTIMATE.start_main_~restmp~0_4, ULTIMATE.start_main_~xtmp~0=v_ULTIMATE.start_main_~xtmp~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~restmp~0, ULTIMATE.start_main_~xtmp~0] 60#L17-2 15.21/7.33 [2019-03-29 02:02:18,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:18,712 INFO L82 PathProgramCache]: Analyzing trace with hash 2084, now seen corresponding path program 1 times 15.21/7.33 [2019-03-29 02:02:18,713 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.21/7.33 [2019-03-29 02:02:18,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.21/7.33 [2019-03-29 02:02:18,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:18,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:18,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:18,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:18,721 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 1 times 15.21/7.33 [2019-03-29 02:02:18,721 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.21/7.33 [2019-03-29 02:02:18,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.21/7.33 [2019-03-29 02:02:18,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:18,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:18,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:18,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:18,728 INFO L82 PathProgramCache]: Analyzing trace with hash 64637, now seen corresponding path program 1 times 15.21/7.33 [2019-03-29 02:02:18,728 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.21/7.33 [2019-03-29 02:02:18,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.21/7.33 [2019-03-29 02:02:18,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:18,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:18,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.21/7.33 [2019-03-29 02:02:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.21/7.33 [2019-03-29 02:02:18,763 INFO L216 LassoAnalysis]: Preferences: 15.21/7.33 [2019-03-29 02:02:18,763 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.21/7.33 [2019-03-29 02:02:18,763 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.21/7.33 [2019-03-29 02:02:18,764 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.21/7.33 [2019-03-29 02:02:18,764 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.21/7.33 [2019-03-29 02:02:18,764 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:18,764 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.21/7.33 [2019-03-29 02:02:18,764 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.21/7.33 [2019-03-29 02:02:18,764 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 15.21/7.33 [2019-03-29 02:02:18,764 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.21/7.33 [2019-03-29 02:02:18,765 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.21/7.33 [2019-03-29 02:02:18,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:18,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:18,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:18,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:18,845 INFO L300 LassoAnalysis]: Preprocessing complete. 15.21/7.33 [2019-03-29 02:02:18,845 INFO L412 LassoAnalysis]: Checking for nontermination... 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:18,850 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:18,850 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 [2019-03-29 02:02:18,878 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.21/7.33 [2019-03-29 02:02:18,878 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:18,885 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:18,885 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:18,918 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:18,918 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 [2019-03-29 02:02:18,937 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.21/7.33 [2019-03-29 02:02:18,937 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~restmp~0=0} Honda state: {ULTIMATE.start_main_~restmp~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~restmp~0=0}, {ULTIMATE.start_main_~restmp~0=-1}, {ULTIMATE.start_main_~restmp~0=2}] Lambdas: [0, 1, 1] Nus: [0, 0] 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:18,967 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:18,968 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 [2019-03-29 02:02:18,997 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.21/7.33 [2019-03-29 02:02:18,997 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:19,004 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:19,004 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.21/7.33 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.21/7.33 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:19,036 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.21/7.33 [2019-03-29 02:02:19,036 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.21/7.33 [2019-03-29 02:02:19,066 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 15.21/7.33 [2019-03-29 02:02:19,068 INFO L216 LassoAnalysis]: Preferences: 15.21/7.33 [2019-03-29 02:02:19,069 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.21/7.33 [2019-03-29 02:02:19,069 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.21/7.33 [2019-03-29 02:02:19,069 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.21/7.33 [2019-03-29 02:02:19,069 INFO L127 ssoRankerPreferences]: Use exernal solver: false 15.21/7.33 [2019-03-29 02:02:19,069 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 15.21/7.33 [2019-03-29 02:02:19,069 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.21/7.33 [2019-03-29 02:02:19,070 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.21/7.33 [2019-03-29 02:02:19,070 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 15.21/7.33 [2019-03-29 02:02:19,070 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.21/7.33 [2019-03-29 02:02:19,071 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.21/7.33 [2019-03-29 02:02:19,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:19,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:19,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:19,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.21/7.33 [2019-03-29 02:02:19,154 INFO L300 LassoAnalysis]: Preprocessing complete. 15.21/7.33 [2019-03-29 02:02:19,154 INFO L497 LassoAnalysis]: Using template 'affine'. 15.21/7.33 [2019-03-29 02:02:19,155 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.21/7.33 Termination analysis: LINEAR_WITH_GUESSES 15.21/7.33 Number of strict supporting invariants: 0 15.21/7.33 Number of non-strict supporting invariants: 1 15.21/7.33 Consider only non-deceasing supporting invariants: true 15.21/7.33 Simplify termination arguments: true 15.21/7.33 Simplify supporting invariants: trueOverapproximate stem: false 15.21/7.33 [2019-03-29 02:02:19,156 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.21/7.33 [2019-03-29 02:02:19,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.21/7.33 [2019-03-29 02:02:19,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.21/7.33 [2019-03-29 02:02:19,156 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.21/7.33 [2019-03-29 02:02:19,159 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.21/7.33 [2019-03-29 02:02:19,160 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.21/7.33 [2019-03-29 02:02:19,164 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.21/7.33 [2019-03-29 02:02:19,165 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.21/7.33 Termination analysis: LINEAR_WITH_GUESSES 15.21/7.33 Number of strict supporting invariants: 0 15.21/7.33 Number of non-strict supporting invariants: 1 15.21/7.33 Consider only non-deceasing supporting invariants: true 15.21/7.33 Simplify termination arguments: true 15.21/7.33 Simplify supporting invariants: trueOverapproximate stem: false 15.21/7.33 [2019-03-29 02:02:19,166 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.21/7.33 [2019-03-29 02:02:19,166 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.21/7.33 [2019-03-29 02:02:19,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.21/7.33 [2019-03-29 02:02:19,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.21/7.33 [2019-03-29 02:02:19,166 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.21/7.33 [2019-03-29 02:02:19,167 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.21/7.33 [2019-03-29 02:02:19,167 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.21/7.33 [2019-03-29 02:02:19,171 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.21/7.33 [2019-03-29 02:02:19,172 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.21/7.33 Termination analysis: LINEAR_WITH_GUESSES 15.21/7.33 Number of strict supporting invariants: 0 15.21/7.33 Number of non-strict supporting invariants: 1 15.21/7.33 Consider only non-deceasing supporting invariants: true 15.21/7.33 Simplify termination arguments: true 15.21/7.33 Simplify supporting invariants: trueOverapproximate stem: false 15.21/7.33 [2019-03-29 02:02:19,172 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.21/7.33 [2019-03-29 02:02:19,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.21/7.33 [2019-03-29 02:02:19,173 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.21/7.33 [2019-03-29 02:02:19,173 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.21/7.33 [2019-03-29 02:02:19,175 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.21/7.33 [2019-03-29 02:02:19,175 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.21/7.33 [2019-03-29 02:02:19,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.21/7.33 [2019-03-29 02:02:19,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.21/7.33 Termination analysis: LINEAR_WITH_GUESSES 15.21/7.33 Number of strict supporting invariants: 0 15.21/7.33 Number of non-strict supporting invariants: 1 15.21/7.33 Consider only non-deceasing supporting invariants: true 15.21/7.33 Simplify termination arguments: true 15.21/7.33 Simplify supporting invariants: trueOverapproximate stem: false 15.21/7.33 [2019-03-29 02:02:19,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.21/7.33 [2019-03-29 02:02:19,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.21/7.33 [2019-03-29 02:02:19,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.21/7.33 [2019-03-29 02:02:19,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.21/7.33 [2019-03-29 02:02:19,183 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.21/7.33 [2019-03-29 02:02:19,183 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.21/7.33 [2019-03-29 02:02:19,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.21/7.33 [2019-03-29 02:02:19,188 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 15.21/7.33 [2019-03-29 02:02:19,192 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 15.21/7.33 [2019-03-29 02:02:19,192 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. 15.21/7.33 [2019-03-29 02:02:19,192 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 15.21/7.33 [2019-03-29 02:02:19,193 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 15.21/7.33 [2019-03-29 02:02:19,193 INFO L518 LassoAnalysis]: Proved termination. 15.21/7.33 [2019-03-29 02:02:19,193 INFO L520 LassoAnalysis]: Termination argument consisting of: 15.21/7.33 Ranking function f(ULTIMATE.start_main_~xtmp~0) = 1*ULTIMATE.start_main_~xtmp~0 15.21/7.33 Supporting invariants [] 15.21/7.33 [2019-03-29 02:02:19,193 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 15.21/7.33 [2019-03-29 02:02:19,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.21/7.33 [2019-03-29 02:02:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.21/7.33 [2019-03-29 02:02:19,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core 15.21/7.33 [2019-03-29 02:02:19,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.21/7.33 [2019-03-29 02:02:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.21/7.33 [2019-03-29 02:02:19,221 WARN L254 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core 15.21/7.33 [2019-03-29 02:02:19,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.21/7.33 [2019-03-29 02:02:19,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 15.21/7.33 [2019-03-29 02:02:19,222 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 15.21/7.33 [2019-03-29 02:02:19,222 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 15.21/7.33 [2019-03-29 02:02:19,222 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 6 states and 9 transitions. cyclomatic complexity: 5 Second operand 2 states. 15.21/7.33 [2019-03-29 02:02:19,235 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 6 states and 9 transitions. cyclomatic complexity: 5. Second operand 2 states. Result 8 states and 11 transitions. Complement of second has 4 states. 15.21/7.33 [2019-03-29 02:02:19,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 15.21/7.33 [2019-03-29 02:02:19,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 15.21/7.33 [2019-03-29 02:02:19,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. 15.21/7.33 [2019-03-29 02:02:19,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 2 letters. Loop has 1 letters. 15.21/7.33 [2019-03-29 02:02:19,237 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.21/7.33 [2019-03-29 02:02:19,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 3 letters. Loop has 1 letters. 15.21/7.33 [2019-03-29 02:02:19,237 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.21/7.33 [2019-03-29 02:02:19,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 2 letters. Loop has 2 letters. 15.21/7.33 [2019-03-29 02:02:19,238 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.21/7.33 [2019-03-29 02:02:19,239 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8 states and 11 transitions. 15.21/7.33 [2019-03-29 02:02:19,240 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.21/7.33 [2019-03-29 02:02:19,240 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8 states to 0 states and 0 transitions. 15.21/7.33 [2019-03-29 02:02:19,240 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 15.21/7.33 [2019-03-29 02:02:19,240 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 15.21/7.33 [2019-03-29 02:02:19,240 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 15.21/7.33 [2019-03-29 02:02:19,240 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 15.21/7.33 [2019-03-29 02:02:19,240 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.21/7.33 [2019-03-29 02:02:19,241 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.21/7.33 [2019-03-29 02:02:19,241 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.21/7.33 [2019-03-29 02:02:19,241 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ 15.21/7.33 [2019-03-29 02:02:19,241 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 15.21/7.33 [2019-03-29 02:02:19,241 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.21/7.33 [2019-03-29 02:02:19,241 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 15.21/7.33 [2019-03-29 02:02:19,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:02:19 BasicIcfg 15.21/7.33 [2019-03-29 02:02:19,248 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 15.21/7.33 [2019-03-29 02:02:19,249 INFO L168 Benchmark]: Toolchain (without parser) took 2815.81 ms. Allocated memory was 649.6 MB in the beginning and 689.4 MB in the end (delta: 39.8 MB). Free memory was 558.5 MB in the beginning and 465.9 MB in the end (delta: 92.6 MB). Peak memory consumption was 132.5 MB. Max. memory is 50.3 GB. 15.21/7.33 [2019-03-29 02:02:19,251 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.21/7.33 [2019-03-29 02:02:19,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.14 ms. Allocated memory is still 649.6 MB. Free memory was 558.5 MB in the beginning and 547.9 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 50.3 GB. 15.21/7.33 [2019-03-29 02:02:19,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.02 ms. Allocated memory was 649.6 MB in the beginning and 689.4 MB in the end (delta: 39.8 MB). Free memory was 547.9 MB in the beginning and 655.7 MB in the end (delta: -107.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 15.21/7.33 [2019-03-29 02:02:19,253 INFO L168 Benchmark]: Boogie Preprocessor took 20.14 ms. Allocated memory is still 689.4 MB. Free memory was 655.7 MB in the beginning and 653.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 15.21/7.33 [2019-03-29 02:02:19,253 INFO L168 Benchmark]: RCFGBuilder took 190.42 ms. Allocated memory is still 689.4 MB. Free memory was 653.9 MB in the beginning and 640.0 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 50.3 GB. 15.21/7.33 [2019-03-29 02:02:19,254 INFO L168 Benchmark]: BlockEncodingV2 took 74.00 ms. Allocated memory is still 689.4 MB. Free memory was 640.0 MB in the beginning and 635.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 50.3 GB. 15.21/7.33 [2019-03-29 02:02:19,254 INFO L168 Benchmark]: TraceAbstraction took 159.06 ms. Allocated memory is still 689.4 MB. Free memory was 634.6 MB in the beginning and 626.4 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 15.21/7.33 [2019-03-29 02:02:19,255 INFO L168 Benchmark]: BuchiAutomizer took 2036.67 ms. Allocated memory is still 689.4 MB. Free memory was 626.4 MB in the beginning and 465.9 MB in the end (delta: 160.6 MB). Peak memory consumption was 160.6 MB. Max. memory is 50.3 GB. 15.21/7.33 [2019-03-29 02:02:19,259 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 15.21/7.33 --- Results --- 15.21/7.33 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 15.21/7.33 - StatisticsResult: Initial Icfg 15.21/7.33 8 locations, 11 edges 15.21/7.33 - StatisticsResult: Encoded RCFG 15.21/7.33 3 locations, 4 edges 15.21/7.33 * Results from de.uni_freiburg.informatik.ultimate.core: 15.21/7.33 - StatisticsResult: Toolchain Benchmarks 15.21/7.33 Benchmark results are: 15.21/7.33 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.21/7.33 * CACSL2BoogieTranslator took 235.14 ms. Allocated memory is still 649.6 MB. Free memory was 558.5 MB in the beginning and 547.9 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 50.3 GB. 15.21/7.33 * Boogie Procedure Inliner took 95.02 ms. Allocated memory was 649.6 MB in the beginning and 689.4 MB in the end (delta: 39.8 MB). Free memory was 547.9 MB in the beginning and 655.7 MB in the end (delta: -107.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 15.21/7.33 * Boogie Preprocessor took 20.14 ms. Allocated memory is still 689.4 MB. Free memory was 655.7 MB in the beginning and 653.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 15.21/7.33 * RCFGBuilder took 190.42 ms. Allocated memory is still 689.4 MB. Free memory was 653.9 MB in the beginning and 640.0 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 50.3 GB. 15.21/7.33 * BlockEncodingV2 took 74.00 ms. Allocated memory is still 689.4 MB. Free memory was 640.0 MB in the beginning and 635.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 50.3 GB. 15.21/7.33 * TraceAbstraction took 159.06 ms. Allocated memory is still 689.4 MB. Free memory was 634.6 MB in the beginning and 626.4 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 15.21/7.33 * BuchiAutomizer took 2036.67 ms. Allocated memory is still 689.4 MB. Free memory was 626.4 MB in the beginning and 465.9 MB in the end (delta: 160.6 MB). Peak memory consumption was 160.6 MB. Max. memory is 50.3 GB. 15.21/7.33 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 15.21/7.33 - AllSpecificationsHoldResult: All specifications hold 15.21/7.33 We were not able to verify any specifiation because the program does not contain any specification. 15.21/7.33 - InvariantResult [Line: 17]: Loop Invariant 15.21/7.33 Derived loop invariant: 1 15.21/7.33 - InvariantResult [Line: 13]: Loop Invariant 15.21/7.33 Derived loop invariant: 1 15.21/7.33 - StatisticsResult: Ultimate Automizer benchmark data 15.21/7.33 CFG has 1 procedures, 3 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=3occurred 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, 2 LocationsWithAnnotation, 2 PreInvPairs, 2 NumberOfFragments, 2 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 15.21/7.33 - StatisticsResult: Constructed decomposition of program 15.21/7.33 Your program was decomposed into 3 terminating modules (1 trivial, 0 deterministic, 2 nondeterministic). One nondeterministic module has affine ranking function x and consists of 3 locations. One nondeterministic module has affine ranking function xtmp and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. 15.21/7.33 - StatisticsResult: Timing statistics 15.21/7.33 BüchiAutomizer plugin needed 2.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 6 states and ocurred in iteration 2. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/1 HoareTripleCheckerStatistics: 14 SDtfs, 12 SDslu, 1 SDs, 0 SdLazy, 11 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital19 mio100 ax165 hnf100 lsp40 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq161 hnf93 smp100 dnf100 smp100 tf110 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s 15.21/7.33 - TerminationAnalysisResult: Termination proven 15.21/7.33 Buchi Automizer proved that your program is terminating 15.21/7.33 RESULT: Ultimate proved your program to be correct! 15.21/7.33 !SESSION 2019-03-29 02:02:13.133 ----------------------------------------------- 15.21/7.33 eclipse.buildId=unknown 15.21/7.33 java.version=1.8.0_181 15.21/7.33 java.vendor=Oracle Corporation 15.21/7.33 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 15.21/7.33 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 15.21/7.33 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 15.21/7.33 15.21/7.33 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:02:19.492 15.21/7.33 !MESSAGE The workspace will exit with unsaved changes in this session. 15.21/7.33 Received shutdown request... 15.21/7.33 Ultimate: 15.21/7.33 GTK+ Version Check 15.21/7.33 EOF