13.01/6.16 NO 13.01/6.16 13.01/6.16 Ultimate: Cannot open display: 13.01/6.16 This is Ultimate 0.1.24-8dc7c08-m 13.01/6.16 [2019-03-28 22:50:00,400 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.01/6.16 [2019-03-28 22:50:00,402 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.01/6.16 [2019-03-28 22:50:00,414 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.01/6.16 [2019-03-28 22:50:00,414 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.01/6.16 [2019-03-28 22:50:00,415 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.01/6.16 [2019-03-28 22:50:00,416 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.01/6.16 [2019-03-28 22:50:00,418 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.01/6.16 [2019-03-28 22:50:00,419 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.01/6.16 [2019-03-28 22:50:00,420 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.01/6.16 [2019-03-28 22:50:00,421 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.01/6.16 [2019-03-28 22:50:00,421 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.01/6.16 [2019-03-28 22:50:00,422 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.01/6.16 [2019-03-28 22:50:00,423 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.01/6.16 [2019-03-28 22:50:00,424 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.01/6.16 [2019-03-28 22:50:00,424 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.01/6.16 [2019-03-28 22:50:00,425 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.01/6.16 [2019-03-28 22:50:00,427 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.01/6.16 [2019-03-28 22:50:00,429 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.01/6.16 [2019-03-28 22:50:00,430 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.01/6.16 [2019-03-28 22:50:00,431 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.01/6.16 [2019-03-28 22:50:00,433 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.01/6.16 [2019-03-28 22:50:00,435 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.01/6.16 [2019-03-28 22:50:00,435 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.01/6.16 [2019-03-28 22:50:00,435 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.01/6.16 [2019-03-28 22:50:00,436 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.01/6.16 [2019-03-28 22:50:00,436 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.01/6.16 [2019-03-28 22:50:00,437 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.01/6.16 [2019-03-28 22:50:00,438 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.01/6.16 [2019-03-28 22:50:00,438 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.01/6.16 [2019-03-28 22:50:00,439 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.01/6.16 [2019-03-28 22:50:00,440 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.01/6.16 [2019-03-28 22:50:00,441 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.01/6.16 [2019-03-28 22:50:00,441 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.01/6.16 [2019-03-28 22:50:00,441 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.01/6.16 [2019-03-28 22:50:00,442 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.01/6.16 [2019-03-28 22:50:00,442 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.01/6.16 [2019-03-28 22:50:00,443 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.01/6.16 [2019-03-28 22:50:00,443 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.01/6.16 [2019-03-28 22:50:00,444 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.01/6.16 [2019-03-28 22:50:00,458 INFO L110 SettingsManager]: Loading preferences was successful 13.01/6.16 [2019-03-28 22:50:00,459 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.01/6.16 [2019-03-28 22:50:00,460 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.01/6.16 [2019-03-28 22:50:00,460 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.01/6.16 [2019-03-28 22:50:00,460 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.01/6.16 [2019-03-28 22:50:00,460 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.01/6.16 [2019-03-28 22:50:00,461 INFO L133 SettingsManager]: * Use SBE=true 13.01/6.16 [2019-03-28 22:50:00,461 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.01/6.16 [2019-03-28 22:50:00,461 INFO L133 SettingsManager]: * Use old map elimination=false 13.01/6.16 [2019-03-28 22:50:00,461 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.01/6.16 [2019-03-28 22:50:00,461 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.01/6.16 [2019-03-28 22:50:00,461 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.01/6.16 [2019-03-28 22:50:00,462 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.01/6.16 [2019-03-28 22:50:00,462 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.01/6.16 [2019-03-28 22:50:00,462 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:00,462 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.01/6.16 [2019-03-28 22:50:00,462 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.01/6.16 [2019-03-28 22:50:00,463 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.01/6.16 [2019-03-28 22:50:00,463 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.01/6.16 [2019-03-28 22:50:00,463 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.01/6.16 [2019-03-28 22:50:00,463 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.01/6.16 [2019-03-28 22:50:00,463 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.01/6.16 [2019-03-28 22:50:00,463 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.01/6.16 [2019-03-28 22:50:00,464 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.01/6.16 [2019-03-28 22:50:00,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.01/6.16 [2019-03-28 22:50:00,464 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.01/6.16 [2019-03-28 22:50:00,464 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.01/6.16 [2019-03-28 22:50:00,464 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.01/6.16 [2019-03-28 22:50:00,465 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.01/6.16 [2019-03-28 22:50:00,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.01/6.16 [2019-03-28 22:50:00,503 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.01/6.16 [2019-03-28 22:50:00,506 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.01/6.16 [2019-03-28 22:50:00,507 INFO L271 PluginConnector]: Initializing CDTParser... 13.01/6.16 [2019-03-28 22:50:00,508 INFO L276 PluginConnector]: CDTParser initialized 13.01/6.16 [2019-03-28 22:50:00,508 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.01/6.16 [2019-03-28 22:50:00,612 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/12e16980e4014ec7a578fc68cf7f0487/FLAGc88b0788f 13.01/6.16 [2019-03-28 22:50:00,943 INFO L307 CDTParser]: Found 1 translation units. 13.01/6.16 [2019-03-28 22:50:00,944 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.01/6.16 [2019-03-28 22:50:00,950 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/12e16980e4014ec7a578fc68cf7f0487/FLAGc88b0788f 13.01/6.16 [2019-03-28 22:50:01,388 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/12e16980e4014ec7a578fc68cf7f0487 13.01/6.16 [2019-03-28 22:50:01,400 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.01/6.16 [2019-03-28 22:50:01,402 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.01/6.16 [2019-03-28 22:50:01,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.01/6.16 [2019-03-28 22:50:01,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.01/6.16 [2019-03-28 22:50:01,407 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.01/6.16 [2019-03-28 22:50:01,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6984e1d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01, skipping insertion in model container 13.01/6.16 [2019-03-28 22:50:01,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.01/6.16 [2019-03-28 22:50:01,436 INFO L176 MainTranslator]: Built tables and reachable declarations 13.01/6.16 [2019-03-28 22:50:01,592 INFO L206 PostProcessor]: Analyzing one entry point: main 13.01/6.16 [2019-03-28 22:50:01,597 INFO L191 MainTranslator]: Completed pre-run 13.01/6.16 [2019-03-28 22:50:01,612 INFO L206 PostProcessor]: Analyzing one entry point: main 13.01/6.16 [2019-03-28 22:50:01,688 INFO L195 MainTranslator]: Completed translation 13.01/6.16 [2019-03-28 22:50:01,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01 WrapperNode 13.01/6.16 [2019-03-28 22:50:01,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.01/6.16 [2019-03-28 22:50:01,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.01/6.16 [2019-03-28 22:50:01,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.01/6.16 [2019-03-28 22:50:01,690 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.01/6.16 [2019-03-28 22:50:01,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.01/6.16 [2019-03-28 22:50:01,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.01/6.16 [2019-03-28 22:50:01,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.01/6.16 [2019-03-28 22:50:01,727 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.01/6.16 [2019-03-28 22:50:01,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.01/6.16 [2019-03-28 22:50:01,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.01/6.16 [2019-03-28 22:50:01,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.01/6.16 [2019-03-28 22:50:01,747 INFO L276 PluginConnector]: RCFGBuilder initialized 13.01/6.16 [2019-03-28 22:50:01,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (1/1) ... 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.01/6.16 [2019-03-28 22:50:01,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.01/6.16 [2019-03-28 22:50:01,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.01/6.16 [2019-03-28 22:50:01,940 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.01/6.16 [2019-03-28 22:50:01,940 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.01/6.16 [2019-03-28 22:50:01,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:50:01 BoogieIcfgContainer 13.01/6.16 [2019-03-28 22:50:01,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.01/6.16 [2019-03-28 22:50:01,942 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.01/6.16 [2019-03-28 22:50:01,943 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.01/6.16 [2019-03-28 22:50:01,945 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.01/6.16 [2019-03-28 22:50:01,946 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:50:01" (1/1) ... 13.01/6.16 [2019-03-28 22:50:01,961 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 13.01/6.16 [2019-03-28 22:50:01,963 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.01/6.16 [2019-03-28 22:50:01,964 INFO L263 BlockEncoder]: Using Maximize final states 13.01/6.16 [2019-03-28 22:50:01,964 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.01/6.16 [2019-03-28 22:50:01,965 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.01/6.16 [2019-03-28 22:50:01,966 INFO L296 BlockEncoder]: Using Remove sink states 13.01/6.16 [2019-03-28 22:50:01,968 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.01/6.16 [2019-03-28 22:50:01,968 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.01/6.16 [2019-03-28 22:50:01,982 INFO L185 BlockEncoder]: Using Use SBE 13.01/6.16 [2019-03-28 22:50:01,990 INFO L200 BlockEncoder]: SBE split 0 edges 13.01/6.16 [2019-03-28 22:50:01,995 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.01/6.16 [2019-03-28 22:50:01,997 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.01/6.16 [2019-03-28 22:50:02,011 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 13.01/6.16 [2019-03-28 22:50:02,013 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 13.01/6.16 [2019-03-28 22:50:02,015 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.01/6.16 [2019-03-28 22:50:02,015 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.01/6.16 [2019-03-28 22:50:02,015 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.01/6.16 [2019-03-28 22:50:02,016 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.01/6.16 [2019-03-28 22:50:02,016 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 13.01/6.16 [2019-03-28 22:50:02,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:50:02 BasicIcfg 13.01/6.16 [2019-03-28 22:50:02,017 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.01/6.16 [2019-03-28 22:50:02,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.01/6.16 [2019-03-28 22:50:02,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.01/6.16 [2019-03-28 22:50:02,021 INFO L276 PluginConnector]: TraceAbstraction initialized 13.01/6.16 [2019-03-28 22:50:02,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:50:01" (1/4) ... 13.01/6.16 [2019-03-28 22:50:02,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@768f9dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:50:02, skipping insertion in model container 13.01/6.16 [2019-03-28 22:50:02,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (2/4) ... 13.01/6.16 [2019-03-28 22:50:02,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@768f9dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:50:02, skipping insertion in model container 13.01/6.16 [2019-03-28 22:50:02,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:50:01" (3/4) ... 13.01/6.16 [2019-03-28 22:50:02,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@768f9dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:50:02, skipping insertion in model container 13.01/6.16 [2019-03-28 22:50:02,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:50:02" (4/4) ... 13.01/6.16 [2019-03-28 22:50:02,025 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.01/6.16 [2019-03-28 22:50:02,035 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.01/6.16 [2019-03-28 22:50:02,042 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.01/6.16 [2019-03-28 22:50:02,059 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.01/6.16 [2019-03-28 22:50:02,088 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.01/6.16 [2019-03-28 22:50:02,089 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.01/6.16 [2019-03-28 22:50:02,089 INFO L383 AbstractCegarLoop]: Hoare is true 13.01/6.16 [2019-03-28 22:50:02,089 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.01/6.16 [2019-03-28 22:50:02,089 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.01/6.16 [2019-03-28 22:50:02,089 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.01/6.16 [2019-03-28 22:50:02,089 INFO L387 AbstractCegarLoop]: Difference is false 13.01/6.16 [2019-03-28 22:50:02,090 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.01/6.16 [2019-03-28 22:50:02,090 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.01/6.16 [2019-03-28 22:50:02,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 13.01/6.16 [2019-03-28 22:50:02,110 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.01/6.16 [2019-03-28 22:50:02,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 13.01/6.16 [2019-03-28 22:50:02,162 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.01/6.16 [2019-03-28 22:50:02,162 INFO L451 ceAbstractionStarter]: At program point L14-2(lines 14 16) the Hoare annotation is: true 13.01/6.16 [2019-03-28 22:50:02,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:50:02 BasicIcfg 13.01/6.16 [2019-03-28 22:50:02,170 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.01/6.16 [2019-03-28 22:50:02,170 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.01/6.16 [2019-03-28 22:50:02,171 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.01/6.16 [2019-03-28 22:50:02,174 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.01/6.16 [2019-03-28 22:50:02,175 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.01/6.16 [2019-03-28 22:50:02,175 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:50:01" (1/5) ... 13.01/6.16 [2019-03-28 22:50:02,176 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46cf9bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:50:02, skipping insertion in model container 13.01/6.16 [2019-03-28 22:50:02,176 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.01/6.16 [2019-03-28 22:50:02,176 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:50:01" (2/5) ... 13.01/6.16 [2019-03-28 22:50:02,176 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46cf9bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:50:02, skipping insertion in model container 13.01/6.16 [2019-03-28 22:50:02,176 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.01/6.16 [2019-03-28 22:50:02,177 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:50:01" (3/5) ... 13.01/6.16 [2019-03-28 22:50:02,177 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46cf9bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:50:02, skipping insertion in model container 13.01/6.16 [2019-03-28 22:50:02,177 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.01/6.16 [2019-03-28 22:50:02,177 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:50:02" (4/5) ... 13.01/6.16 [2019-03-28 22:50:02,178 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46cf9bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:50:02, skipping insertion in model container 13.01/6.16 [2019-03-28 22:50:02,178 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.01/6.16 [2019-03-28 22:50:02,178 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:50:02" (5/5) ... 13.01/6.16 [2019-03-28 22:50:02,179 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.01/6.16 [2019-03-28 22:50:02,206 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.01/6.16 [2019-03-28 22:50:02,206 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.01/6.16 [2019-03-28 22:50:02,206 INFO L375 BuchiCegarLoop]: Hoare is true 13.01/6.16 [2019-03-28 22:50:02,206 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.01/6.16 [2019-03-28 22:50:02,206 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.01/6.16 [2019-03-28 22:50:02,207 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.01/6.16 [2019-03-28 22:50:02,207 INFO L379 BuchiCegarLoop]: Difference is false 13.01/6.16 [2019-03-28 22:50:02,207 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.01/6.16 [2019-03-28 22:50:02,207 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.01/6.16 [2019-03-28 22:50:02,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.01/6.16 [2019-03-28 22:50:02,227 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.01/6.16 [2019-03-28 22:50:02,227 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.01/6.16 [2019-03-28 22:50:02,227 INFO L119 BuchiIsEmpty]: Starting construction of run 13.01/6.16 [2019-03-28 22:50:02,233 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.01/6.16 [2019-03-28 22:50:02,233 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.01/6.16 [2019-03-28 22:50:02,233 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.01/6.16 [2019-03-28 22:50:02,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.01/6.16 [2019-03-28 22:50:02,234 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.01/6.16 [2019-03-28 22:50:02,234 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.01/6.16 [2019-03-28 22:50:02,234 INFO L119 BuchiIsEmpty]: Starting construction of run 13.01/6.16 [2019-03-28 22:50:02,234 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.01/6.16 [2019-03-28 22:50:02,234 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.01/6.16 [2019-03-28 22:50:02,239 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L14-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 4#L14-2true 13.01/6.16 [2019-03-28 22:50:02,240 INFO L796 eck$LassoCheckResult]: Loop: 4#L14-2true [23] L14-2-->L14-2: Formula: (and (< 1 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (* 2 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_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L14-2true 13.01/6.16 [2019-03-28 22:50:02,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.01/6.16 [2019-03-28 22:50:02,246 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 13.01/6.16 [2019-03-28 22:50:02,248 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.01/6.16 [2019-03-28 22:50:02,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.01/6.16 [2019-03-28 22:50:02,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.01/6.16 [2019-03-28 22:50:02,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.01/6.16 [2019-03-28 22:50:02,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.01/6.16 [2019-03-28 22:50:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.01/6.16 [2019-03-28 22:50:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.01/6.16 [2019-03-28 22:50:02,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.01/6.16 [2019-03-28 22:50:02,317 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 1 times 13.01/6.16 [2019-03-28 22:50:02,317 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.01/6.16 [2019-03-28 22:50:02,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.01/6.16 [2019-03-28 22:50:02,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.01/6.16 [2019-03-28 22:50:02,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.01/6.16 [2019-03-28 22:50:02,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.01/6.16 [2019-03-28 22:50:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.01/6.16 [2019-03-28 22:50:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.01/6.16 [2019-03-28 22:50:02,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.01/6.16 [2019-03-28 22:50:02,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1542, now seen corresponding path program 1 times 13.01/6.16 [2019-03-28 22:50:02,330 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.01/6.16 [2019-03-28 22:50:02,330 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.01/6.16 [2019-03-28 22:50:02,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.01/6.16 [2019-03-28 22:50:02,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.01/6.16 [2019-03-28 22:50:02,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.01/6.16 [2019-03-28 22:50:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.01/6.16 [2019-03-28 22:50:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.01/6.16 [2019-03-28 22:50:02,370 INFO L216 LassoAnalysis]: Preferences: 13.01/6.16 [2019-03-28 22:50:02,371 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.01/6.16 [2019-03-28 22:50:02,372 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.01/6.16 [2019-03-28 22:50:02,372 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.01/6.16 [2019-03-28 22:50:02,372 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.01/6.16 [2019-03-28 22:50:02,372 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,372 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.01/6.16 [2019-03-28 22:50:02,372 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.01/6.16 [2019-03-28 22:50:02,373 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.01/6.16 [2019-03-28 22:50:02,373 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.01/6.16 [2019-03-28 22:50:02,373 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.01/6.16 [2019-03-28 22:50:02,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.01/6.16 [2019-03-28 22:50:02,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.01/6.16 [2019-03-28 22:50:02,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.01/6.16 [2019-03-28 22:50:02,481 INFO L300 LassoAnalysis]: Preprocessing complete. 13.01/6.16 [2019-03-28 22:50:02,482 INFO L412 LassoAnalysis]: Checking for nontermination... 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,489 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,490 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 [2019-03-28 22:50:02,526 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.01/6.16 [2019-03-28 22:50:02,526 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: [] 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,532 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,533 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 [2019-03-28 22:50:02,560 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.01/6.16 [2019-03-28 22:50:02,561 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: [] 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,566 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,566 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,598 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,598 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 [2019-03-28 22:50:02,613 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.01/6.16 [2019-03-28 22:50:02,613 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=6} Honda state: {ULTIMATE.start_main_~x~0=6} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=5}, {ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [2, 2, 0] Nus: [0, 0] 13.01/6.16 [2019-03-28 22:50:02,661 INFO L216 LassoAnalysis]: Preferences: 13.01/6.16 [2019-03-28 22:50:02,661 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.01/6.16 [2019-03-28 22:50:02,662 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.01/6.16 [2019-03-28 22:50:02,662 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.01/6.16 [2019-03-28 22:50:02,662 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.01/6.16 [2019-03-28 22:50:02,662 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,662 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.01/6.16 [2019-03-28 22:50:02,662 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.01/6.16 [2019-03-28 22:50:02,662 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 13.01/6.16 [2019-03-28 22:50:02,663 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.01/6.16 [2019-03-28 22:50:02,663 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.01/6.16 [2019-03-28 22:50:02,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.01/6.16 [2019-03-28 22:50:02,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.01/6.16 [2019-03-28 22:50:02,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.01/6.16 [2019-03-28 22:50:02,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.01/6.16 [2019-03-28 22:50:02,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.01/6.16 [2019-03-28 22:50:02,747 INFO L300 LassoAnalysis]: Preprocessing complete. 13.01/6.16 [2019-03-28 22:50:02,747 INFO L412 LassoAnalysis]: Checking for nontermination... 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,754 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,755 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 [2019-03-28 22:50:02,759 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.01/6.16 [2019-03-28 22:50:02,759 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,790 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,791 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 [2019-03-28 22:50:02,823 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.01/6.16 [2019-03-28 22:50:02,824 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,831 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,832 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 [2019-03-28 22:50:02,835 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.01/6.16 [2019-03-28 22:50:02,836 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,865 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,865 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 [2019-03-28 22:50:02,893 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.01/6.16 [2019-03-28 22:50:02,893 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_2=1} Honda state: {v_rep~unnamed0~0~true_2=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,899 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,899 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.01/6.16 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.01/6.16 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.01/6.16 [2019-03-28 22:50:02,932 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.01/6.16 [2019-03-28 22:50:02,932 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.01/6.16 [2019-03-28 22:50:02,945 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.01/6.16 [2019-03-28 22:50:02,945 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=6} Honda state: {ULTIMATE.start_main_~x~0=6} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=5}, {ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [2, 2, 0] Nus: [0, 0] 13.01/6.16 [2019-03-28 22:50:02,980 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:02,983 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:02,983 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:02,983 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:02,984 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:02,984 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:02,985 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:02,985 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:02,986 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:02,986 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:02,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:50:02 BasicIcfg 13.01/6.16 [2019-03-28 22:50:02,997 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.01/6.16 [2019-03-28 22:50:02,997 INFO L168 Benchmark]: Toolchain (without parser) took 1597.11 ms. Allocated memory was 649.6 MB in the beginning and 667.4 MB in the end (delta: 17.8 MB). Free memory was 563.3 MB in the beginning and 528.7 MB in the end (delta: 34.6 MB). Peak memory consumption was 52.5 MB. Max. memory is 50.3 GB. 13.01/6.16 [2019-03-28 22:50:02,999 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.01/6.16 [2019-03-28 22:50:03,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.52 ms. Allocated memory was 649.6 MB in the beginning and 667.4 MB in the end (delta: 17.8 MB). Free memory was 563.3 MB in the beginning and 635.2 MB in the end (delta: -71.9 MB). Peak memory consumption was 31.3 MB. Max. memory is 50.3 GB. 13.01/6.16 [2019-03-28 22:50:03,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.89 ms. Allocated memory is still 667.4 MB. Free memory was 635.2 MB in the beginning and 634.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.01/6.16 [2019-03-28 22:50:03,001 INFO L168 Benchmark]: Boogie Preprocessor took 19.87 ms. Allocated memory is still 667.4 MB. Free memory was 634.1 MB in the beginning and 633.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.01/6.16 [2019-03-28 22:50:03,002 INFO L168 Benchmark]: RCFGBuilder took 194.93 ms. Allocated memory is still 667.4 MB. Free memory was 633.1 MB in the beginning and 618.7 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 50.3 GB. 13.01/6.16 [2019-03-28 22:50:03,002 INFO L168 Benchmark]: BlockEncodingV2 took 74.27 ms. Allocated memory is still 667.4 MB. Free memory was 618.7 MB in the beginning and 614.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 13.01/6.16 [2019-03-28 22:50:03,003 INFO L168 Benchmark]: TraceAbstraction took 152.52 ms. Allocated memory is still 667.4 MB. Free memory was 613.3 MB in the beginning and 604.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 13.01/6.16 [2019-03-28 22:50:03,003 INFO L168 Benchmark]: BuchiAutomizer took 826.46 ms. Allocated memory is still 667.4 MB. Free memory was 604.6 MB in the beginning and 528.7 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 50.3 GB. 13.01/6.16 [2019-03-28 22:50:03,008 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.01/6.16 --- Results --- 13.01/6.16 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.01/6.16 - StatisticsResult: Initial Icfg 13.01/6.16 6 locations, 7 edges 13.01/6.16 - StatisticsResult: Encoded RCFG 13.01/6.16 2 locations, 2 edges 13.01/6.16 * Results from de.uni_freiburg.informatik.ultimate.core: 13.01/6.16 - StatisticsResult: Toolchain Benchmarks 13.01/6.16 Benchmark results are: 13.01/6.16 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.01/6.16 * CACSL2BoogieTranslator took 286.52 ms. Allocated memory was 649.6 MB in the beginning and 667.4 MB in the end (delta: 17.8 MB). Free memory was 563.3 MB in the beginning and 635.2 MB in the end (delta: -71.9 MB). Peak memory consumption was 31.3 MB. Max. memory is 50.3 GB. 13.01/6.16 * Boogie Procedure Inliner took 36.89 ms. Allocated memory is still 667.4 MB. Free memory was 635.2 MB in the beginning and 634.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.01/6.16 * Boogie Preprocessor took 19.87 ms. Allocated memory is still 667.4 MB. Free memory was 634.1 MB in the beginning and 633.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 13.01/6.16 * RCFGBuilder took 194.93 ms. Allocated memory is still 667.4 MB. Free memory was 633.1 MB in the beginning and 618.7 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 50.3 GB. 13.01/6.16 * BlockEncodingV2 took 74.27 ms. Allocated memory is still 667.4 MB. Free memory was 618.7 MB in the beginning and 614.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 13.01/6.16 * TraceAbstraction took 152.52 ms. Allocated memory is still 667.4 MB. Free memory was 613.3 MB in the beginning and 604.6 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 13.01/6.16 * BuchiAutomizer took 826.46 ms. Allocated memory is still 667.4 MB. Free memory was 604.6 MB in the beginning and 528.7 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 50.3 GB. 13.01/6.16 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 - GenericResult: Unfinished Backtranslation 13.01/6.16 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.01/6.16 - AllSpecificationsHoldResult: All specifications hold 13.01/6.16 We were not able to verify any specifiation because the program does not contain any specification. 13.01/6.16 - InvariantResult [Line: 14]: Loop Invariant 13.01/6.16 Derived loop invariant: 1 13.01/6.16 - StatisticsResult: Ultimate Automizer benchmark data 13.01/6.16 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 13.01/6.16 - StatisticsResult: Constructed decomposition of program 13.01/6.16 Trivial decomposition into one nonterminating module. 13.01/6.16 - StatisticsResult: Timing statistics 13.01/6.16 BüchiAutomizer plugin needed 0.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax220 hnf100 lsp45 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s 13.01/6.16 - TerminationAnalysisResult: Nontermination possible 13.01/6.16 Buchi Automizer proved that your program is nonterminating for some inputs 13.01/6.16 - GeometricNonTerminationArgumentResult [Line: 14]: Nontermination argument in form of an infinite program execution. 13.01/6.16 [2019-03-28 22:50:03,017 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,017 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:03,018 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,018 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:03,018 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:03,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,019 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:03,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:03,020 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:03,021 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,022 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:03,022 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,022 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:03,023 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,023 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 [2019-03-28 22:50:03,023 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.01/6.16 [2019-03-28 22:50:03,024 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.01/6.16 Nontermination argument in form of an infinite execution 13.01/6.16 {|ULTIMATE.start_main_#t~nondet0|=0, ~unnamed0~0~true=1, ULTIMATE.start_main_~x~0=6, |ULTIMATE.start_main_#res|=0, ~unnamed0~0~false=0} 13.01/6.16 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@50ec4360=0, ~unnamed0~0~true=1, \result=0, x=6, ~unnamed0~0~false=0} 13.01/6.16 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@50ec4360=0, ~unnamed0~0~true=1, \result=0, x=12, ~unnamed0~0~false=0} 13.01/6.16 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@50ec4360=0, ~unnamed0~0~true=1, \result=0, x=24, ~unnamed0~0~false=0} 13.01/6.16 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@50ec4360=0, ~unnamed0~0~true=1, \result=0, x=48, ~unnamed0~0~false=0} 13.01/6.16 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@50ec4360=0, ~unnamed0~0~true=1, \result=0, x=96, ~unnamed0~0~false=0} 13.01/6.16 - StatisticsResult: NonterminationArgumentStatistics 13.01/6.16 Unbounded Execution 2GEVs Lambdas: [2, 2, 0] Mus: [0, 0] 13.01/6.16 - NonterminatingLassoResult [Line: 14]: Nonterminating execution 13.01/6.16 Found a nonterminating execution for the following lasso shaped sequence of statements. 13.01/6.16 Stem: 13.01/6.16 [L12] int x; 13.01/6.16 [L13] x = __VERIFIER_nondet_int() 13.01/6.16 Loop: 13.01/6.16 [L14] COND TRUE x > 1 13.01/6.16 [L15] x = 2*x 13.01/6.16 End of lasso representation. 13.01/6.16 RESULT: Ultimate proved your program to be incorrect! 13.01/6.16 !SESSION 2019-03-28 22:49:57.972 ----------------------------------------------- 13.01/6.16 eclipse.buildId=unknown 13.01/6.16 java.version=1.8.0_181 13.01/6.16 java.vendor=Oracle Corporation 13.01/6.16 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.01/6.16 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.01/6.16 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 13.01/6.16 13.01/6.16 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:50:03.248 13.01/6.16 !MESSAGE The workspace will exit with unsaved changes in this session. 13.01/6.16 Received shutdown request... 13.01/6.16 Ultimate: 13.01/6.16 GTK+ Version Check 13.01/6.16 EOF