14.18/7.34 YES 14.18/7.34 14.18/7.34 Ultimate: Cannot open display: 14.18/7.34 This is Ultimate 0.1.24-8dc7c08-m 14.18/7.34 [2019-03-28 12:19:33,667 INFO L170 SettingsManager]: Resetting all preferences to default values... 14.18/7.34 [2019-03-28 12:19:33,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 14.18/7.34 [2019-03-28 12:19:33,680 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 14.18/7.34 [2019-03-28 12:19:33,680 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 14.18/7.34 [2019-03-28 12:19:33,681 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 14.18/7.34 [2019-03-28 12:19:33,683 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 14.18/7.34 [2019-03-28 12:19:33,684 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 14.18/7.34 [2019-03-28 12:19:33,686 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 14.18/7.34 [2019-03-28 12:19:33,687 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 14.18/7.34 [2019-03-28 12:19:33,687 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 14.18/7.34 [2019-03-28 12:19:33,688 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 14.18/7.34 [2019-03-28 12:19:33,689 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 14.18/7.34 [2019-03-28 12:19:33,689 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 14.18/7.34 [2019-03-28 12:19:33,691 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 14.18/7.34 [2019-03-28 12:19:33,691 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 14.18/7.34 [2019-03-28 12:19:33,692 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 14.18/7.34 [2019-03-28 12:19:33,694 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 14.18/7.34 [2019-03-28 12:19:33,696 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 14.18/7.34 [2019-03-28 12:19:33,697 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 14.18/7.34 [2019-03-28 12:19:33,698 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 14.18/7.34 [2019-03-28 12:19:33,699 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 14.18/7.34 [2019-03-28 12:19:33,701 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 14.18/7.34 [2019-03-28 12:19:33,702 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 14.18/7.34 [2019-03-28 12:19:33,702 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 14.18/7.34 [2019-03-28 12:19:33,703 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 14.18/7.34 [2019-03-28 12:19:33,703 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 14.18/7.34 [2019-03-28 12:19:33,704 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 14.18/7.34 [2019-03-28 12:19:33,704 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 14.18/7.34 [2019-03-28 12:19:33,705 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 14.18/7.34 [2019-03-28 12:19:33,706 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 14.18/7.34 [2019-03-28 12:19:33,707 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 14.18/7.34 [2019-03-28 12:19:33,708 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 14.18/7.34 [2019-03-28 12:19:33,708 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 14.18/7.34 [2019-03-28 12:19:33,709 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 14.18/7.34 [2019-03-28 12:19:33,709 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 14.18/7.34 [2019-03-28 12:19:33,709 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 14.18/7.34 [2019-03-28 12:19:33,710 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 14.18/7.34 [2019-03-28 12:19:33,710 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 14.18/7.34 [2019-03-28 12:19:33,711 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 14.18/7.34 [2019-03-28 12:19:33,725 INFO L110 SettingsManager]: Loading preferences was successful 14.18/7.34 [2019-03-28 12:19:33,726 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 14.18/7.34 [2019-03-28 12:19:33,727 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 14.18/7.34 [2019-03-28 12:19:33,727 INFO L133 SettingsManager]: * Rewrite not-equals=true 14.18/7.34 [2019-03-28 12:19:33,727 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 14.18/7.34 [2019-03-28 12:19:33,727 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 14.18/7.34 [2019-03-28 12:19:33,728 INFO L133 SettingsManager]: * Use SBE=true 14.18/7.34 [2019-03-28 12:19:33,728 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 14.18/7.34 [2019-03-28 12:19:33,728 INFO L133 SettingsManager]: * Use old map elimination=false 14.18/7.34 [2019-03-28 12:19:33,728 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 14.18/7.34 [2019-03-28 12:19:33,728 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 14.18/7.34 [2019-03-28 12:19:33,728 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 14.18/7.34 [2019-03-28 12:19:33,729 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 14.18/7.34 [2019-03-28 12:19:33,729 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 14.18/7.34 [2019-03-28 12:19:33,729 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.18/7.34 [2019-03-28 12:19:33,729 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 14.18/7.34 [2019-03-28 12:19:33,729 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 14.18/7.34 [2019-03-28 12:19:33,729 INFO L133 SettingsManager]: * Check division by zero=IGNORE 14.18/7.34 [2019-03-28 12:19:33,730 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 14.18/7.34 [2019-03-28 12:19:33,730 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 14.18/7.34 [2019-03-28 12:19:33,730 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 14.18/7.34 [2019-03-28 12:19:33,730 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 14.18/7.34 [2019-03-28 12:19:33,730 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 14.18/7.34 [2019-03-28 12:19:33,731 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 14.18/7.34 [2019-03-28 12:19:33,731 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.18/7.34 [2019-03-28 12:19:33,731 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 14.18/7.34 [2019-03-28 12:19:33,731 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 14.18/7.34 [2019-03-28 12:19:33,731 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 14.18/7.34 [2019-03-28 12:19:33,731 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 14.18/7.34 [2019-03-28 12:19:33,757 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 14.18/7.34 [2019-03-28 12:19:33,788 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 14.18/7.34 [2019-03-28 12:19:33,792 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 14.18/7.34 [2019-03-28 12:19:33,793 INFO L271 PluginConnector]: Initializing CDTParser... 14.18/7.34 [2019-03-28 12:19:33,793 INFO L276 PluginConnector]: CDTParser initialized 14.18/7.34 [2019-03-28 12:19:33,794 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 14.18/7.34 [2019-03-28 12:19:33,860 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/fe862eed14c44eb5b909465de8995c92/FLAG7989fc962 14.18/7.34 [2019-03-28 12:19:34,397 INFO L307 CDTParser]: Found 1 translation units. 14.18/7.34 [2019-03-28 12:19:34,398 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 14.18/7.34 [2019-03-28 12:19:34,404 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/fe862eed14c44eb5b909465de8995c92/FLAG7989fc962 14.18/7.34 [2019-03-28 12:19:34,792 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/fe862eed14c44eb5b909465de8995c92 14.18/7.34 [2019-03-28 12:19:34,803 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 14.18/7.34 [2019-03-28 12:19:34,805 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 14.18/7.34 [2019-03-28 12:19:34,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 14.18/7.34 [2019-03-28 12:19:34,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 14.18/7.34 [2019-03-28 12:19:34,810 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 14.18/7.34 [2019-03-28 12:19:34,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:19:34" (1/1) ... 14.18/7.34 [2019-03-28 12:19:34,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446145c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:34, skipping insertion in model container 14.18/7.34 [2019-03-28 12:19:34,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:19:34" (1/1) ... 14.18/7.34 [2019-03-28 12:19:34,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 14.18/7.34 [2019-03-28 12:19:34,840 INFO L176 MainTranslator]: Built tables and reachable declarations 14.18/7.34 [2019-03-28 12:19:34,993 INFO L206 PostProcessor]: Analyzing one entry point: main 14.18/7.34 [2019-03-28 12:19:34,997 INFO L191 MainTranslator]: Completed pre-run 14.18/7.34 [2019-03-28 12:19:35,014 INFO L206 PostProcessor]: Analyzing one entry point: main 14.18/7.34 [2019-03-28 12:19:35,031 INFO L195 MainTranslator]: Completed translation 14.18/7.34 [2019-03-28 12:19:35,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35 WrapperNode 14.18/7.34 [2019-03-28 12:19:35,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 14.18/7.34 [2019-03-28 12:19:35,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 14.18/7.34 [2019-03-28 12:19:35,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 14.18/7.34 [2019-03-28 12:19:35,033 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 14.18/7.34 [2019-03-28 12:19:35,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 14.18/7.34 [2019-03-28 12:19:35,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 14.18/7.34 [2019-03-28 12:19:35,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 14.18/7.34 [2019-03-28 12:19:35,130 INFO L276 PluginConnector]: Boogie Preprocessor initialized 14.18/7.34 [2019-03-28 12:19:35,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 14.18/7.34 [2019-03-28 12:19:35,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 14.18/7.34 [2019-03-28 12:19:35,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... 14.18/7.34 [2019-03-28 12:19:35,148 INFO L276 PluginConnector]: RCFGBuilder initialized 14.18/7.34 [2019-03-28 12:19:35,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (1/1) ... 14.18/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.18/7.34 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 14.18/7.34 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.18/7.34 [2019-03-28 12:19:35,221 INFO L130 BoogieDeclarations]: Found specification of procedure f 14.18/7.34 [2019-03-28 12:19:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure f 14.18/7.34 [2019-03-28 12:19:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 14.18/7.34 [2019-03-28 12:19:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 14.18/7.34 [2019-03-28 12:19:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure f2 14.18/7.34 [2019-03-28 12:19:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 14.18/7.34 [2019-03-28 12:19:35,374 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 14.18/7.34 [2019-03-28 12:19:35,374 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. 14.18/7.34 [2019-03-28 12:19:35,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:19:35 BoogieIcfgContainer 14.18/7.34 [2019-03-28 12:19:35,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 14.18/7.34 [2019-03-28 12:19:35,377 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 14.18/7.34 [2019-03-28 12:19:35,377 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 14.18/7.34 [2019-03-28 12:19:35,379 INFO L276 PluginConnector]: BlockEncodingV2 initialized 14.18/7.34 [2019-03-28 12:19:35,380 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:19:35" (1/1) ... 14.18/7.34 [2019-03-28 12:19:35,397 INFO L313 BlockEncoder]: Initial Icfg 17 locations, 19 edges 14.18/7.34 [2019-03-28 12:19:35,399 INFO L258 BlockEncoder]: Using Remove infeasible edges 14.18/7.34 [2019-03-28 12:19:35,399 INFO L263 BlockEncoder]: Using Maximize final states 14.18/7.34 [2019-03-28 12:19:35,400 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 14.18/7.34 [2019-03-28 12:19:35,400 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 14.18/7.34 [2019-03-28 12:19:35,402 INFO L296 BlockEncoder]: Using Remove sink states 14.18/7.34 [2019-03-28 12:19:35,403 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 14.18/7.34 [2019-03-28 12:19:35,403 INFO L179 BlockEncoder]: Using Rewrite not-equals 14.18/7.34 [2019-03-28 12:19:35,419 INFO L185 BlockEncoder]: Using Use SBE 14.18/7.34 [2019-03-28 12:19:35,427 INFO L200 BlockEncoder]: SBE split 0 edges 14.18/7.34 [2019-03-28 12:19:35,433 INFO L70 emoveInfeasibleEdges]: Removed 2 edges and 0 locations because of local infeasibility 14.18/7.34 [2019-03-28 12:19:35,434 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.18/7.34 [2019-03-28 12:19:35,446 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 14.18/7.34 [2019-03-28 12:19:35,449 INFO L70 RemoveSinkStates]: Removed 6 edges and 6 locations by removing sink states 14.18/7.34 [2019-03-28 12:19:35,451 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 14.18/7.34 [2019-03-28 12:19:35,451 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.18/7.34 [2019-03-28 12:19:35,456 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 14.18/7.34 [2019-03-28 12:19:35,457 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 14.18/7.34 [2019-03-28 12:19:35,457 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 14.18/7.34 [2019-03-28 12:19:35,457 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.18/7.34 [2019-03-28 12:19:35,458 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 14.18/7.34 [2019-03-28 12:19:35,458 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 14.18/7.34 [2019-03-28 12:19:35,458 INFO L313 BlockEncoder]: Encoded RCFG 6 locations, 6 edges 14.18/7.34 [2019-03-28 12:19:35,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:19:35 BasicIcfg 14.18/7.34 [2019-03-28 12:19:35,459 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 14.18/7.34 [2019-03-28 12:19:35,460 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 14.18/7.34 [2019-03-28 12:19:35,460 INFO L271 PluginConnector]: Initializing TraceAbstraction... 14.18/7.34 [2019-03-28 12:19:35,463 INFO L276 PluginConnector]: TraceAbstraction initialized 14.18/7.34 [2019-03-28 12:19:35,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:19:34" (1/4) ... 14.18/7.34 [2019-03-28 12:19:35,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277b87d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:19:35, skipping insertion in model container 14.18/7.34 [2019-03-28 12:19:35,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (2/4) ... 14.18/7.34 [2019-03-28 12:19:35,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277b87d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:19:35, skipping insertion in model container 14.18/7.34 [2019-03-28 12:19:35,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:19:35" (3/4) ... 14.18/7.34 [2019-03-28 12:19:35,466 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277b87d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:19:35, skipping insertion in model container 14.18/7.34 [2019-03-28 12:19:35,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:19:35" (4/4) ... 14.18/7.34 [2019-03-28 12:19:35,468 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.18/7.34 [2019-03-28 12:19:35,478 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 14.18/7.34 [2019-03-28 12:19:35,487 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 14.18/7.34 [2019-03-28 12:19:35,504 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 14.18/7.34 [2019-03-28 12:19:35,532 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.18/7.34 [2019-03-28 12:19:35,533 INFO L382 AbstractCegarLoop]: Interprodecural is true 14.18/7.34 [2019-03-28 12:19:35,533 INFO L383 AbstractCegarLoop]: Hoare is true 14.18/7.34 [2019-03-28 12:19:35,534 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 14.18/7.34 [2019-03-28 12:19:35,534 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 14.18/7.34 [2019-03-28 12:19:35,534 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.18/7.34 [2019-03-28 12:19:35,534 INFO L387 AbstractCegarLoop]: Difference is false 14.18/7.34 [2019-03-28 12:19:35,534 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 14.18/7.34 [2019-03-28 12:19:35,534 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 14.18/7.34 [2019-03-28 12:19:35,552 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. 14.18/7.34 [2019-03-28 12:19:35,556 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 14.18/7.34 [2019-03-28 12:19:35,562 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. 14.18/7.34 [2019-03-28 12:19:35,619 INFO L451 ceAbstractionStarter]: At program point L9(line 9) the Hoare annotation is: true 14.18/7.34 [2019-03-28 12:19:35,619 INFO L451 ceAbstractionStarter]: At program point fENTRY(lines 6 11) the Hoare annotation is: true 14.18/7.34 [2019-03-28 12:19:35,620 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 14.18/7.34 [2019-03-28 12:19:35,620 INFO L451 ceAbstractionStarter]: At program point L21(line 21) the Hoare annotation is: true 14.18/7.34 [2019-03-28 12:19:35,620 INFO L451 ceAbstractionStarter]: At program point L16(line 16) the Hoare annotation is: true 14.18/7.34 [2019-03-28 12:19:35,620 INFO L451 ceAbstractionStarter]: At program point f2ENTRY(lines 13 18) the Hoare annotation is: true 14.18/7.34 [2019-03-28 12:19:35,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:19:35 BasicIcfg 14.18/7.34 [2019-03-28 12:19:35,624 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 14.18/7.34 [2019-03-28 12:19:35,624 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 14.18/7.34 [2019-03-28 12:19:35,624 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 14.18/7.34 [2019-03-28 12:19:35,628 INFO L276 PluginConnector]: BuchiAutomizer initialized 14.18/7.34 [2019-03-28 12:19:35,629 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.18/7.34 [2019-03-28 12:19:35,629 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:19:34" (1/5) ... 14.18/7.34 [2019-03-28 12:19:35,630 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37156aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:19:35, skipping insertion in model container 14.18/7.34 [2019-03-28 12:19:35,630 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.18/7.34 [2019-03-28 12:19:35,630 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:19:35" (2/5) ... 14.18/7.34 [2019-03-28 12:19:35,630 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37156aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:19:35, skipping insertion in model container 14.18/7.34 [2019-03-28 12:19:35,630 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.18/7.34 [2019-03-28 12:19:35,631 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:19:35" (3/5) ... 14.18/7.34 [2019-03-28 12:19:35,631 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37156aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:19:35, skipping insertion in model container 14.18/7.34 [2019-03-28 12:19:35,631 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.18/7.34 [2019-03-28 12:19:35,631 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:19:35" (4/5) ... 14.18/7.34 [2019-03-28 12:19:35,632 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37156aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:19:35, skipping insertion in model container 14.18/7.34 [2019-03-28 12:19:35,632 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.18/7.34 [2019-03-28 12:19:35,632 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:19:35" (5/5) ... 14.18/7.34 [2019-03-28 12:19:35,633 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.18/7.34 [2019-03-28 12:19:35,662 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.18/7.34 [2019-03-28 12:19:35,662 INFO L374 BuchiCegarLoop]: Interprodecural is true 14.18/7.34 [2019-03-28 12:19:35,662 INFO L375 BuchiCegarLoop]: Hoare is true 14.18/7.34 [2019-03-28 12:19:35,662 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 14.18/7.34 [2019-03-28 12:19:35,662 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 14.18/7.34 [2019-03-28 12:19:35,663 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.18/7.34 [2019-03-28 12:19:35,663 INFO L379 BuchiCegarLoop]: Difference is false 14.18/7.34 [2019-03-28 12:19:35,663 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 14.18/7.34 [2019-03-28 12:19:35,663 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 14.18/7.34 [2019-03-28 12:19:35,667 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. 14.18/7.34 [2019-03-28 12:19:35,685 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 14.18/7.34 [2019-03-28 12:19:35,685 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.18/7.34 [2019-03-28 12:19:35,686 INFO L119 BuchiIsEmpty]: Starting construction of run 14.18/7.34 [2019-03-28 12:19:35,693 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 14.18/7.34 [2019-03-28 12:19:35,693 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] 14.18/7.34 [2019-03-28 12:19:35,693 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 14.18/7.34 [2019-03-28 12:19:35,693 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. 14.18/7.34 [2019-03-28 12:19:35,694 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 14.18/7.34 [2019-03-28 12:19:35,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.18/7.34 [2019-03-28 12:19:35,694 INFO L119 BuchiIsEmpty]: Starting construction of run 14.18/7.34 [2019-03-28 12:19:35,695 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 14.18/7.34 [2019-03-28 12:19:35,695 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] 14.18/7.34 [2019-03-28 12:19:35,700 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [41] ULTIMATE.startENTRY-->L21: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res] 3#L21true [39] L21-->fENTRY: Formula: (= |v_f_#in~nInParam_1| 4) InVars {} OutVars{f_#in~n=|v_f_#in~nInParam_1|} AuxVars[] AssignedVars[f_#in~n]< 5#fENTRYtrue 14.18/7.34 [2019-03-28 12:19:35,701 INFO L796 eck$LassoCheckResult]: Loop: 5#fENTRYtrue [54] fENTRY-->L9: Formula: (and (<= 2 v_f_~n_8) (= |v_f_#in~n_2| (+ v_f_~n_8 1))) InVars {f_#in~n=|v_f_#in~n_2|} OutVars{f_#in~n=|v_f_#in~n_2|, f_#t~post2=|v_f_#t~post2_3|, f_~n=v_f_~n_8} AuxVars[] AssignedVars[f_#t~post2, f_~n] 6#L9true [30] L9-->f2ENTRY: Formula: (= |v_f2_#in~nInParam_1| v_f_~n_6) InVars {f_~n=v_f_~n_6} OutVars{f2_#in~n=|v_f2_#in~nInParam_1|} AuxVars[] AssignedVars[f2_#in~n]< 7#f2ENTRYtrue [55] f2ENTRY-->L16: Formula: (and (= |v_f2_#in~n_2| (+ v_f2_~n_8 1)) (<= 3 |v_f2_#in~n_2|)) InVars {f2_#in~n=|v_f2_#in~n_2|} OutVars{f2_#t~post3=|v_f2_#t~post3_3|, f2_~n=v_f2_~n_8, f2_#in~n=|v_f2_#in~n_2|} AuxVars[] AssignedVars[f2_#t~post3, f2_~n] 8#L16true [38] L16-->fENTRY: Formula: (= |v_f_#in~nInParam_2| v_f2_~n_6) InVars {f2_~n=v_f2_~n_6} OutVars{f_#in~n=|v_f_#in~nInParam_2|} AuxVars[] AssignedVars[f_#in~n]< 5#fENTRYtrue 14.18/7.34 [2019-03-28 12:19:35,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.18/7.34 [2019-03-28 12:19:35,707 INFO L82 PathProgramCache]: Analyzing trace with hash 2271, now seen corresponding path program 1 times 14.18/7.34 [2019-03-28 12:19:35,709 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.18/7.34 [2019-03-28 12:19:35,709 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.18/7.34 [2019-03-28 12:19:35,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.18/7.34 [2019-03-28 12:19:35,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.18/7.34 [2019-03-28 12:19:35,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.18/7.34 [2019-03-28 12:19:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.18/7.34 [2019-03-28 12:19:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.18/7.34 [2019-03-28 12:19:35,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.18/7.34 [2019-03-28 12:19:35,776 INFO L82 PathProgramCache]: Analyzing trace with hash 2562808, now seen corresponding path program 1 times 14.18/7.34 [2019-03-28 12:19:35,776 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.18/7.34 [2019-03-28 12:19:35,776 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.18/7.34 [2019-03-28 12:19:35,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.18/7.34 [2019-03-28 12:19:35,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.18/7.34 [2019-03-28 12:19:35,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.18/7.34 [2019-03-28 12:19:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.18/7.34 [2019-03-28 12:19:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.18/7.34 [2019-03-28 12:19:35,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.18/7.34 [2019-03-28 12:19:35,797 INFO L82 PathProgramCache]: Analyzing trace with hash 2098955478, now seen corresponding path program 1 times 14.18/7.34 [2019-03-28 12:19:35,797 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.18/7.34 [2019-03-28 12:19:35,797 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.18/7.34 [2019-03-28 12:19:35,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.18/7.34 [2019-03-28 12:19:35,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.18/7.34 [2019-03-28 12:19:35,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.18/7.34 [2019-03-28 12:19:35,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.18/7.34 [2019-03-28 12:19:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.18/7.34 [2019-03-28 12:19:35,939 INFO L216 LassoAnalysis]: Preferences: 14.18/7.34 [2019-03-28 12:19:35,940 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.18/7.34 [2019-03-28 12:19:35,941 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.18/7.34 [2019-03-28 12:19:35,941 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.18/7.34 [2019-03-28 12:19:35,941 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.18/7.34 [2019-03-28 12:19:35,941 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.18/7.34 [2019-03-28 12:19:35,941 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.18/7.34 [2019-03-28 12:19:35,942 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.18/7.34 [2019-03-28 12:19:35,942 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 14.18/7.34 [2019-03-28 12:19:35,942 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.18/7.34 [2019-03-28 12:19:35,942 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.18/7.34 [2019-03-28 12:19:35,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:35,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:35,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:35,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:35,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:35,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:36,044 INFO L300 LassoAnalysis]: Preprocessing complete. 14.18/7.34 [2019-03-28 12:19:36,045 INFO L412 LassoAnalysis]: Checking for nontermination... 14.18/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.18/7.34 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.18/7.34 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.18/7.34 [2019-03-28 12:19:36,052 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.18/7.34 [2019-03-28 12:19:36,052 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.18/7.34 [2019-03-28 12:19:36,062 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.18/7.34 [2019-03-28 12:19:36,062 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {f_#t~post2=0} Honda state: {f_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.18/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.18/7.34 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.18/7.34 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.18/7.34 [2019-03-28 12:19:36,094 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.18/7.34 [2019-03-28 12:19:36,094 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.18/7.34 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.18/7.34 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.18/7.34 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.18/7.34 [2019-03-28 12:19:36,125 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.18/7.34 [2019-03-28 12:19:36,125 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.18/7.34 [2019-03-28 12:19:36,207 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 14.18/7.34 [2019-03-28 12:19:36,210 INFO L216 LassoAnalysis]: Preferences: 14.18/7.34 [2019-03-28 12:19:36,210 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.18/7.34 [2019-03-28 12:19:36,210 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.18/7.34 [2019-03-28 12:19:36,210 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.18/7.34 [2019-03-28 12:19:36,210 INFO L127 ssoRankerPreferences]: Use exernal solver: false 14.18/7.34 [2019-03-28 12:19:36,211 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 14.18/7.34 [2019-03-28 12:19:36,211 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.18/7.34 [2019-03-28 12:19:36,211 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.18/7.34 [2019-03-28 12:19:36,211 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 14.18/7.34 [2019-03-28 12:19:36,211 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.18/7.34 [2019-03-28 12:19:36,211 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.18/7.34 [2019-03-28 12:19:36,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:36,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:36,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:36,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:36,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:36,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.18/7.34 [2019-03-28 12:19:36,265 INFO L300 LassoAnalysis]: Preprocessing complete. 14.18/7.34 [2019-03-28 12:19:36,271 INFO L497 LassoAnalysis]: Using template 'affine'. 14.18/7.34 [2019-03-28 12:19:36,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.18/7.34 Termination analysis: LINEAR_WITH_GUESSES 14.18/7.34 Number of strict supporting invariants: 0 14.18/7.34 Number of non-strict supporting invariants: 1 14.18/7.34 Consider only non-deceasing supporting invariants: true 14.18/7.34 Simplify termination arguments: true 14.18/7.34 Simplify supporting invariants: trueOverapproximate stem: false 14.18/7.34 [2019-03-28 12:19:36,274 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.18/7.34 [2019-03-28 12:19:36,274 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.18/7.34 [2019-03-28 12:19:36,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.18/7.34 [2019-03-28 12:19:36,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.18/7.34 [2019-03-28 12:19:36,275 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.18/7.34 [2019-03-28 12:19:36,278 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.18/7.34 [2019-03-28 12:19:36,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.18/7.34 [2019-03-28 12:19:36,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.18/7.34 [2019-03-28 12:19:36,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.18/7.34 Termination analysis: LINEAR_WITH_GUESSES 14.18/7.34 Number of strict supporting invariants: 0 14.18/7.34 Number of non-strict supporting invariants: 1 14.18/7.34 Consider only non-deceasing supporting invariants: true 14.18/7.34 Simplify termination arguments: true 14.18/7.34 Simplify supporting invariants: trueOverapproximate stem: false 14.18/7.34 [2019-03-28 12:19:36,283 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.18/7.34 [2019-03-28 12:19:36,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.18/7.34 [2019-03-28 12:19:36,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.18/7.34 [2019-03-28 12:19:36,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.18/7.34 [2019-03-28 12:19:36,283 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.18/7.34 [2019-03-28 12:19:36,284 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.18/7.34 [2019-03-28 12:19:36,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.18/7.34 [2019-03-28 12:19:36,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.18/7.34 [2019-03-28 12:19:36,286 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.18/7.34 Termination analysis: LINEAR_WITH_GUESSES 14.18/7.34 Number of strict supporting invariants: 0 14.18/7.34 Number of non-strict supporting invariants: 1 14.18/7.34 Consider only non-deceasing supporting invariants: true 14.18/7.34 Simplify termination arguments: true 14.18/7.34 Simplify supporting invariants: trueOverapproximate stem: false 14.18/7.34 [2019-03-28 12:19:36,287 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.18/7.34 [2019-03-28 12:19:36,287 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.18/7.34 [2019-03-28 12:19:36,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.18/7.34 [2019-03-28 12:19:36,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.18/7.34 [2019-03-28 12:19:36,287 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.18/7.34 [2019-03-28 12:19:36,288 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.18/7.34 [2019-03-28 12:19:36,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.18/7.34 [2019-03-28 12:19:36,295 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 14.18/7.34 [2019-03-28 12:19:36,300 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 14.18/7.34 [2019-03-28 12:19:36,300 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. 14.18/7.34 [2019-03-28 12:19:36,302 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 14.18/7.34 [2019-03-28 12:19:36,302 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 14.18/7.34 [2019-03-28 12:19:36,302 INFO L518 LassoAnalysis]: Proved termination. 14.18/7.34 [2019-03-28 12:19:36,303 INFO L520 LassoAnalysis]: Termination argument consisting of: 14.18/7.34 Ranking function f(f_#in~n) = 1*f_#in~n 14.18/7.34 Supporting invariants [] 14.18/7.34 [2019-03-28 12:19:36,304 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 14.18/7.34 [2019-03-28 12:19:36,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.18/7.34 [2019-03-28 12:19:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.18/7.34 [2019-03-28 12:19:36,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 4 conjunts are in the unsatisfiable core 14.18/7.34 [2019-03-28 12:19:36,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.18/7.34 [2019-03-28 12:19:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.18/7.34 [2019-03-28 12:19:36,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 11 conjunts are in the unsatisfiable core 14.18/7.34 [2019-03-28 12:19:36,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.18/7.34 [2019-03-28 12:19:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.18/7.34 [2019-03-28 12:19:36,467 INFO L98 LoopCannibalizer]: 5 predicates before loop cannibalization 5 predicates after loop cannibalization 14.18/7.34 [2019-03-28 12:19:36,472 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 5 loop predicates 14.18/7.34 [2019-03-28 12:19:36,474 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 6 states. Second operand 5 states. 14.18/7.34 [2019-03-28 12:19:36,544 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 6 states.. Second operand 5 states. Result 12 states and 13 transitions. Complement of second has 11 states. 14.18/7.34 [2019-03-28 12:19:36,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states 14.18/7.34 [2019-03-28 12:19:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. 14.18/7.34 [2019-03-28 12:19:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. 14.18/7.34 [2019-03-28 12:19:36,550 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 4 letters. 14.18/7.34 [2019-03-28 12:19:36,552 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.18/7.34 [2019-03-28 12:19:36,552 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 4 letters. 14.18/7.34 [2019-03-28 12:19:36,552 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.18/7.34 [2019-03-28 12:19:36,552 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 8 letters. 14.18/7.34 [2019-03-28 12:19:36,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.18/7.34 [2019-03-28 12:19:36,561 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. 14.18/7.34 [2019-03-28 12:19:36,562 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.18/7.34 [2019-03-28 12:19:36,565 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. 14.18/7.34 [2019-03-28 12:19:36,566 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 14.18/7.34 [2019-03-28 12:19:36,566 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 14.18/7.34 [2019-03-28 12:19:36,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 14.18/7.34 [2019-03-28 12:19:36,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 14.18/7.34 [2019-03-28 12:19:36,567 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.18/7.34 [2019-03-28 12:19:36,567 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.18/7.34 [2019-03-28 12:19:36,567 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.18/7.34 [2019-03-28 12:19:36,568 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 14.18/7.34 [2019-03-28 12:19:36,568 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 14.18/7.34 [2019-03-28 12:19:36,568 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.18/7.34 [2019-03-28 12:19:36,568 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 14.18/7.34 [2019-03-28 12:19:36,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:19:36 BasicIcfg 14.18/7.34 [2019-03-28 12:19:36,575 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 14.18/7.34 [2019-03-28 12:19:36,575 INFO L168 Benchmark]: Toolchain (without parser) took 1771.14 ms. Allocated memory was 649.6 MB in the beginning and 677.4 MB in the end (delta: 27.8 MB). Free memory was 566.9 MB in the beginning and 515.6 MB in the end (delta: 51.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 50.3 GB. 14.18/7.34 [2019-03-28 12:19:36,577 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.18/7.34 [2019-03-28 12:19:36,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.85 ms. Allocated memory is still 649.6 MB. Free memory was 565.8 MB in the beginning and 555.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 50.3 GB. 14.18/7.34 [2019-03-28 12:19:36,578 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.94 ms. Allocated memory was 649.6 MB in the beginning and 677.4 MB in the end (delta: 27.8 MB). Free memory was 555.9 MB in the beginning and 644.3 MB in the end (delta: -88.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 50.3 GB. 14.18/7.34 [2019-03-28 12:19:36,579 INFO L168 Benchmark]: Boogie Preprocessor took 17.93 ms. Allocated memory is still 677.4 MB. Free memory was 644.3 MB in the beginning and 643.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 14.18/7.34 [2019-03-28 12:19:36,580 INFO L168 Benchmark]: RCFGBuilder took 228.30 ms. Allocated memory is still 677.4 MB. Free memory was 643.2 MB in the beginning and 628.0 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 50.3 GB. 14.18/7.34 [2019-03-28 12:19:36,580 INFO L168 Benchmark]: BlockEncodingV2 took 82.54 ms. Allocated memory is still 677.4 MB. Free memory was 628.0 MB in the beginning and 622.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 14.18/7.34 [2019-03-28 12:19:36,581 INFO L168 Benchmark]: TraceAbstraction took 163.80 ms. Allocated memory is still 677.4 MB. Free memory was 622.6 MB in the beginning and 612.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 14.18/7.34 [2019-03-28 12:19:36,581 INFO L168 Benchmark]: BuchiAutomizer took 950.38 ms. Allocated memory is still 677.4 MB. Free memory was 611.8 MB in the beginning and 515.6 MB in the end (delta: 96.2 MB). Peak memory consumption was 96.2 MB. Max. memory is 50.3 GB. 14.18/7.34 [2019-03-28 12:19:36,586 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 14.18/7.34 --- Results --- 14.18/7.34 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 14.18/7.34 - StatisticsResult: Initial Icfg 14.18/7.34 17 locations, 19 edges 14.18/7.34 - StatisticsResult: Encoded RCFG 14.18/7.34 6 locations, 6 edges 14.18/7.34 * Results from de.uni_freiburg.informatik.ultimate.core: 14.18/7.34 - StatisticsResult: Toolchain Benchmarks 14.18/7.34 Benchmark results are: 14.18/7.34 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.18/7.34 * CACSL2BoogieTranslator took 225.85 ms. Allocated memory is still 649.6 MB. Free memory was 565.8 MB in the beginning and 555.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 50.3 GB. 14.18/7.34 * Boogie Procedure Inliner took 96.94 ms. Allocated memory was 649.6 MB in the beginning and 677.4 MB in the end (delta: 27.8 MB). Free memory was 555.9 MB in the beginning and 644.3 MB in the end (delta: -88.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 50.3 GB. 14.18/7.34 * Boogie Preprocessor took 17.93 ms. Allocated memory is still 677.4 MB. Free memory was 644.3 MB in the beginning and 643.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 14.18/7.34 * RCFGBuilder took 228.30 ms. Allocated memory is still 677.4 MB. Free memory was 643.2 MB in the beginning and 628.0 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 50.3 GB. 14.18/7.34 * BlockEncodingV2 took 82.54 ms. Allocated memory is still 677.4 MB. Free memory was 628.0 MB in the beginning and 622.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 14.18/7.34 * TraceAbstraction took 163.80 ms. Allocated memory is still 677.4 MB. Free memory was 622.6 MB in the beginning and 612.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 14.18/7.34 * BuchiAutomizer took 950.38 ms. Allocated memory is still 677.4 MB. Free memory was 611.8 MB in the beginning and 515.6 MB in the end (delta: 96.2 MB). Peak memory consumption was 96.2 MB. Max. memory is 50.3 GB. 14.18/7.34 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 14.18/7.34 - AllSpecificationsHoldResult: All specifications hold 14.18/7.34 We were not able to verify any specifiation because the program does not contain any specification. 14.18/7.34 - StatisticsResult: Ultimate Automizer benchmark data 14.18/7.34 CFG has 3 procedures, 6 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 7 PreInvPairs, 7 NumberOfFragments, 5 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 14.18/7.34 - StatisticsResult: Constructed decomposition of program 14.18/7.34 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function \old(n) and consists of 5 locations. 14.18/7.34 - StatisticsResult: Timing statistics 14.18/7.34 BüchiAutomizer plugin needed 0.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 8 SDtfs, 8 SDslu, 0 SDs, 0 SdLazy, 14 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 14.18/7.34 - TerminationAnalysisResult: Termination proven 14.18/7.34 Buchi Automizer proved that your program is terminating 14.18/7.34 RESULT: Ultimate proved your program to be correct! 14.18/7.34 !SESSION 2019-03-28 12:19:31.041 ----------------------------------------------- 14.18/7.34 eclipse.buildId=unknown 14.18/7.34 java.version=1.8.0_181 14.18/7.34 java.vendor=Oracle Corporation 14.18/7.34 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 14.18/7.34 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 14.18/7.34 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 14.18/7.34 14.18/7.34 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:19:36.820 14.18/7.34 !MESSAGE The workspace will exit with unsaved changes in this session. 14.18/7.34 Received shutdown request... 14.18/7.34 Ultimate: 14.18/7.34 GTK+ Version Check 14.18/7.34 EOF