12.07/6.00 YES 12.07/6.00 12.07/6.00 Ultimate: Cannot open display: 12.07/6.00 This is Ultimate 0.1.24-8dc7c08-m 12.07/6.00 [2019-03-28 11:56:00,776 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.07/6.00 [2019-03-28 11:56:00,778 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.07/6.00 [2019-03-28 11:56:00,790 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.07/6.00 [2019-03-28 11:56:00,790 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.07/6.00 [2019-03-28 11:56:00,791 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.07/6.00 [2019-03-28 11:56:00,792 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.07/6.00 [2019-03-28 11:56:00,794 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.07/6.00 [2019-03-28 11:56:00,795 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.07/6.00 [2019-03-28 11:56:00,796 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.07/6.00 [2019-03-28 11:56:00,797 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.07/6.00 [2019-03-28 11:56:00,797 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.07/6.00 [2019-03-28 11:56:00,798 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.07/6.00 [2019-03-28 11:56:00,799 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.07/6.00 [2019-03-28 11:56:00,800 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.07/6.00 [2019-03-28 11:56:00,801 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.07/6.00 [2019-03-28 11:56:00,802 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.07/6.00 [2019-03-28 11:56:00,803 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.07/6.00 [2019-03-28 11:56:00,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.07/6.00 [2019-03-28 11:56:00,807 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.07/6.00 [2019-03-28 11:56:00,808 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.07/6.00 [2019-03-28 11:56:00,809 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.07/6.00 [2019-03-28 11:56:00,811 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.07/6.00 [2019-03-28 11:56:00,811 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.07/6.00 [2019-03-28 11:56:00,811 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.07/6.00 [2019-03-28 11:56:00,812 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.07/6.00 [2019-03-28 11:56:00,812 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.07/6.00 [2019-03-28 11:56:00,813 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.07/6.00 [2019-03-28 11:56:00,813 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.07/6.00 [2019-03-28 11:56:00,814 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.07/6.00 [2019-03-28 11:56:00,815 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.07/6.00 [2019-03-28 11:56:00,816 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.07/6.00 [2019-03-28 11:56:00,816 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.07/6.00 [2019-03-28 11:56:00,817 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.07/6.00 [2019-03-28 11:56:00,817 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.07/6.00 [2019-03-28 11:56:00,818 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.07/6.00 [2019-03-28 11:56:00,818 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.07/6.00 [2019-03-28 11:56:00,819 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.07/6.00 [2019-03-28 11:56:00,819 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.07/6.00 [2019-03-28 11:56:00,820 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf 12.07/6.00 [2019-03-28 11:56:00,834 INFO L110 SettingsManager]: Loading preferences was successful 12.07/6.00 [2019-03-28 11:56:00,834 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.07/6.00 [2019-03-28 11:56:00,835 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.07/6.00 [2019-03-28 11:56:00,836 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.07/6.00 [2019-03-28 11:56:00,836 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.07/6.00 [2019-03-28 11:56:00,836 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.07/6.00 [2019-03-28 11:56:00,836 INFO L133 SettingsManager]: * Use SBE=true 12.07/6.00 [2019-03-28 11:56:00,836 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.07/6.00 [2019-03-28 11:56:00,837 INFO L133 SettingsManager]: * Use old map elimination=false 12.07/6.00 [2019-03-28 11:56:00,837 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.07/6.00 [2019-03-28 11:56:00,837 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.07/6.00 [2019-03-28 11:56:00,837 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.07/6.00 [2019-03-28 11:56:00,837 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.07/6.00 [2019-03-28 11:56:00,837 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.07/6.00 [2019-03-28 11:56:00,838 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.07/6.00 [2019-03-28 11:56:00,838 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.07/6.00 [2019-03-28 11:56:00,838 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.07/6.00 [2019-03-28 11:56:00,838 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.07/6.00 [2019-03-28 11:56:00,838 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.07/6.00 [2019-03-28 11:56:00,839 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.07/6.00 [2019-03-28 11:56:00,839 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.07/6.00 [2019-03-28 11:56:00,839 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.07/6.00 [2019-03-28 11:56:00,839 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.07/6.00 [2019-03-28 11:56:00,839 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.07/6.00 [2019-03-28 11:56:00,840 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.07/6.00 [2019-03-28 11:56:00,840 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.07/6.00 [2019-03-28 11:56:00,840 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.07/6.00 [2019-03-28 11:56:00,840 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.07/6.00 [2019-03-28 11:56:00,840 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.07/6.00 [2019-03-28 11:56:00,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.07/6.00 [2019-03-28 11:56:00,881 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.07/6.00 [2019-03-28 11:56:00,885 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.07/6.00 [2019-03-28 11:56:00,886 INFO L271 PluginConnector]: Initializing CDTParser... 12.07/6.00 [2019-03-28 11:56:00,887 INFO L276 PluginConnector]: CDTParser initialized 12.07/6.00 [2019-03-28 11:56:00,888 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 12.07/6.00 [2019-03-28 11:56:01,006 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/1ac9f5fab79045878b307fd58bc8b6b9/FLAG5d4fc987b 12.07/6.00 [2019-03-28 11:56:01,350 INFO L307 CDTParser]: Found 1 translation units. 12.07/6.00 [2019-03-28 11:56:01,351 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c 12.07/6.00 [2019-03-28 11:56:01,357 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/1ac9f5fab79045878b307fd58bc8b6b9/FLAG5d4fc987b 12.07/6.00 [2019-03-28 11:56:01,751 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/1ac9f5fab79045878b307fd58bc8b6b9 12.07/6.00 [2019-03-28 11:56:01,762 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.07/6.00 [2019-03-28 11:56:01,764 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.07/6.00 [2019-03-28 11:56:01,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.07/6.00 [2019-03-28 11:56:01,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.07/6.00 [2019-03-28 11:56:01,768 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.07/6.00 [2019-03-28 11:56:01,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:01,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@640ab967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01, skipping insertion in model container 12.07/6.00 [2019-03-28 11:56:01,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:01,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.07/6.00 [2019-03-28 11:56:01,797 INFO L176 MainTranslator]: Built tables and reachable declarations 12.07/6.00 [2019-03-28 11:56:01,950 INFO L206 PostProcessor]: Analyzing one entry point: main 12.07/6.00 [2019-03-28 11:56:01,954 INFO L191 MainTranslator]: Completed pre-run 12.07/6.00 [2019-03-28 11:56:01,968 INFO L206 PostProcessor]: Analyzing one entry point: main 12.07/6.00 [2019-03-28 11:56:01,982 INFO L195 MainTranslator]: Completed translation 12.07/6.00 [2019-03-28 11:56:01,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01 WrapperNode 12.07/6.00 [2019-03-28 11:56:01,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.07/6.00 [2019-03-28 11:56:01,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.07/6.00 [2019-03-28 11:56:01,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.07/6.00 [2019-03-28 11:56:01,984 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.07/6.00 [2019-03-28 11:56:02,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.07/6.00 [2019-03-28 11:56:02,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.07/6.00 [2019-03-28 11:56:02,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.07/6.00 [2019-03-28 11:56:02,073 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.07/6.00 [2019-03-28 11:56:02,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.07/6.00 [2019-03-28 11:56:02,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.07/6.00 [2019-03-28 11:56:02,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.07/6.00 [2019-03-28 11:56:02,093 INFO L276 PluginConnector]: RCFGBuilder initialized 12.07/6.00 [2019-03-28 11:56:02,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (1/1) ... 12.07/6.00 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.07/6.00 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.07/6.00 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.07/6.00 [2019-03-28 11:56:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.07/6.00 [2019-03-28 11:56:02,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.07/6.00 [2019-03-28 11:56:02,276 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.07/6.00 [2019-03-28 11:56:02,276 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.07/6.00 [2019-03-28 11:56:02,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:56:02 BoogieIcfgContainer 12.07/6.00 [2019-03-28 11:56:02,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.07/6.00 [2019-03-28 11:56:02,278 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.07/6.00 [2019-03-28 11:56:02,278 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.07/6.00 [2019-03-28 11:56:02,280 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.07/6.00 [2019-03-28 11:56:02,281 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:56:02" (1/1) ... 12.07/6.00 [2019-03-28 11:56:02,294 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 12.07/6.00 [2019-03-28 11:56:02,296 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.07/6.00 [2019-03-28 11:56:02,297 INFO L263 BlockEncoder]: Using Maximize final states 12.07/6.00 [2019-03-28 11:56:02,297 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.07/6.00 [2019-03-28 11:56:02,298 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.07/6.00 [2019-03-28 11:56:02,300 INFO L296 BlockEncoder]: Using Remove sink states 12.07/6.00 [2019-03-28 11:56:02,301 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.07/6.00 [2019-03-28 11:56:02,301 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.07/6.00 [2019-03-28 11:56:02,314 INFO L185 BlockEncoder]: Using Use SBE 12.07/6.00 [2019-03-28 11:56:02,322 INFO L200 BlockEncoder]: SBE split 0 edges 12.07/6.00 [2019-03-28 11:56:02,326 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.07/6.00 [2019-03-28 11:56:02,328 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.07/6.00 [2019-03-28 11:56:02,342 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 12.07/6.00 [2019-03-28 11:56:02,345 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 12.07/6.00 [2019-03-28 11:56:02,346 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.07/6.00 [2019-03-28 11:56:02,346 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.07/6.00 [2019-03-28 11:56:02,347 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.07/6.00 [2019-03-28 11:56:02,347 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.07/6.00 [2019-03-28 11:56:02,347 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.07/6.00 [2019-03-28 11:56:02,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 11:56:02 BasicIcfg 12.07/6.00 [2019-03-28 11:56:02,348 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.07/6.00 [2019-03-28 11:56:02,349 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.07/6.00 [2019-03-28 11:56:02,349 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.07/6.00 [2019-03-28 11:56:02,352 INFO L276 PluginConnector]: TraceAbstraction initialized 12.07/6.00 [2019-03-28 11:56:02,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 11:56:01" (1/4) ... 12.07/6.00 [2019-03-28 11:56:02,353 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@299553d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 11:56:02, skipping insertion in model container 12.07/6.00 [2019-03-28 11:56:02,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (2/4) ... 12.07/6.00 [2019-03-28 11:56:02,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@299553d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 11:56:02, skipping insertion in model container 12.07/6.00 [2019-03-28 11:56:02,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:56:02" (3/4) ... 12.07/6.00 [2019-03-28 11:56:02,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@299553d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 11:56:02, skipping insertion in model container 12.07/6.00 [2019-03-28 11:56:02,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 11:56:02" (4/4) ... 12.07/6.00 [2019-03-28 11:56:02,357 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.07/6.00 [2019-03-28 11:56:02,366 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.07/6.00 [2019-03-28 11:56:02,374 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.07/6.00 [2019-03-28 11:56:02,391 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.07/6.00 [2019-03-28 11:56:02,420 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.07/6.00 [2019-03-28 11:56:02,420 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.07/6.00 [2019-03-28 11:56:02,421 INFO L383 AbstractCegarLoop]: Hoare is true 12.07/6.00 [2019-03-28 11:56:02,421 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.07/6.00 [2019-03-28 11:56:02,421 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.07/6.00 [2019-03-28 11:56:02,421 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.07/6.00 [2019-03-28 11:56:02,421 INFO L387 AbstractCegarLoop]: Difference is false 12.07/6.00 [2019-03-28 11:56:02,421 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.07/6.00 [2019-03-28 11:56:02,422 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.07/6.00 [2019-03-28 11:56:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.07/6.00 [2019-03-28 11:56:02,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.07/6.00 [2019-03-28 11:56:02,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.07/6.00 [2019-03-28 11:56:02,494 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.07/6.00 [2019-03-28 11:56:02,494 INFO L451 ceAbstractionStarter]: At program point L10-3(lines 10 12) the Hoare annotation is: true 12.07/6.00 [2019-03-28 11:56:02,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 11:56:02 BasicIcfg 12.07/6.00 [2019-03-28 11:56:02,502 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.07/6.00 [2019-03-28 11:56:02,503 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.07/6.00 [2019-03-28 11:56:02,503 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.07/6.00 [2019-03-28 11:56:02,506 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.07/6.00 [2019-03-28 11:56:02,507 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.07/6.00 [2019-03-28 11:56:02,507 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 11:56:01" (1/5) ... 12.07/6.00 [2019-03-28 11:56:02,508 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4edfb31b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 11:56:02, skipping insertion in model container 12.07/6.00 [2019-03-28 11:56:02,508 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.07/6.00 [2019-03-28 11:56:02,508 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:01" (2/5) ... 12.07/6.00 [2019-03-28 11:56:02,509 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4edfb31b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 11:56:02, skipping insertion in model container 12.07/6.00 [2019-03-28 11:56:02,509 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.07/6.00 [2019-03-28 11:56:02,509 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:56:02" (3/5) ... 12.07/6.00 [2019-03-28 11:56:02,509 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4edfb31b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 11:56:02, skipping insertion in model container 12.07/6.00 [2019-03-28 11:56:02,509 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.07/6.00 [2019-03-28 11:56:02,510 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 11:56:02" (4/5) ... 12.07/6.00 [2019-03-28 11:56:02,510 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4edfb31b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 11:56:02, skipping insertion in model container 12.07/6.00 [2019-03-28 11:56:02,510 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.07/6.00 [2019-03-28 11:56:02,510 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 11:56:02" (5/5) ... 12.07/6.00 [2019-03-28 11:56:02,512 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.07/6.00 [2019-03-28 11:56:02,540 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.07/6.00 [2019-03-28 11:56:02,540 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.07/6.00 [2019-03-28 11:56:02,540 INFO L375 BuchiCegarLoop]: Hoare is true 12.07/6.00 [2019-03-28 11:56:02,540 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.07/6.00 [2019-03-28 11:56:02,540 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.07/6.00 [2019-03-28 11:56:02,541 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.07/6.00 [2019-03-28 11:56:02,541 INFO L379 BuchiCegarLoop]: Difference is false 12.07/6.00 [2019-03-28 11:56:02,541 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.07/6.00 [2019-03-28 11:56:02,541 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.07/6.00 [2019-03-28 11:56:02,544 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.07/6.00 [2019-03-28 11:56:02,562 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.07/6.00 [2019-03-28 11:56:02,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.07/6.00 [2019-03-28 11:56:02,563 INFO L119 BuchiIsEmpty]: Starting construction of run 12.07/6.00 [2019-03-28 11:56:02,568 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.07/6.00 [2019-03-28 11:56:02,569 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.07/6.00 [2019-03-28 11:56:02,569 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.07/6.00 [2019-03-28 11:56:02,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.07/6.00 [2019-03-28 11:56:02,569 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.07/6.00 [2019-03-28 11:56:02,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.07/6.00 [2019-03-28 11:56:02,570 INFO L119 BuchiIsEmpty]: Starting construction of run 12.07/6.00 [2019-03-28 11:56:02,570 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.07/6.00 [2019-03-28 11:56:02,570 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.07/6.00 [2019-03-28 11:56:02,575 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [17] ULTIMATE.startENTRY-->L10-3: Formula: (and (= v_ULTIMATE.start_main_~j~0_1 1) (= v_ULTIMATE.start_main_~i~0_1 10000)) InVars {} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_#t~post1=|v_ULTIMATE.start_main_#t~post1_1|, ULTIMATE.start_main_#t~post0=|v_ULTIMATE.start_main_#t~post0_1|, ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_#t~post1, ULTIMATE.start_main_#t~post0] 4#L10-3true 12.07/6.00 [2019-03-28 11:56:02,576 INFO L796 eck$LassoCheckResult]: Loop: 4#L10-3true [25] L10-3-->L10-3: Formula: (let ((.cse0 (+ v_ULTIMATE.start_main_~j~0_8 1))) (and (= .cse0 v_ULTIMATE.start_main_~j~0_7) (<= .cse0 v_ULTIMATE.start_main_~i~0_9) (= (+ v_ULTIMATE.start_main_~i~0_8 1) v_ULTIMATE.start_main_~i~0_9))) InVars {ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_9} OutVars{ULTIMATE.start_main_~j~0=v_ULTIMATE.start_main_~j~0_7, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_8, ULTIMATE.start_main_#t~post1=|v_ULTIMATE.start_main_#t~post1_4|, ULTIMATE.start_main_#t~post0=|v_ULTIMATE.start_main_#t~post0_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~i~0, ULTIMATE.start_main_#t~post1, ULTIMATE.start_main_#t~post0] 4#L10-3true 12.07/6.00 [2019-03-28 11:56:02,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.07/6.00 [2019-03-28 11:56:02,583 INFO L82 PathProgramCache]: Analyzing trace with hash 48, now seen corresponding path program 1 times 12.07/6.00 [2019-03-28 11:56:02,585 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.07/6.00 [2019-03-28 11:56:02,585 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.07/6.00 [2019-03-28 11:56:02,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.07/6.00 [2019-03-28 11:56:02,606 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.07/6.00 [2019-03-28 11:56:02,606 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.07/6.00 [2019-03-28 11:56:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.07/6.00 [2019-03-28 11:56:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.07/6.00 [2019-03-28 11:56:02,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.07/6.00 [2019-03-28 11:56:02,652 INFO L82 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 1 times 12.07/6.00 [2019-03-28 11:56:02,652 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.07/6.00 [2019-03-28 11:56:02,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.07/6.00 [2019-03-28 11:56:02,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.07/6.00 [2019-03-28 11:56:02,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.07/6.00 [2019-03-28 11:56:02,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.07/6.00 [2019-03-28 11:56:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.07/6.00 [2019-03-28 11:56:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.07/6.00 [2019-03-28 11:56:02,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.07/6.00 [2019-03-28 11:56:02,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1513, now seen corresponding path program 1 times 12.07/6.00 [2019-03-28 11:56:02,668 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.07/6.00 [2019-03-28 11:56:02,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.07/6.00 [2019-03-28 11:56:02,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.07/6.00 [2019-03-28 11:56:02,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.07/6.00 [2019-03-28 11:56:02,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.07/6.00 [2019-03-28 11:56:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.07/6.00 [2019-03-28 11:56:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.07/6.00 [2019-03-28 11:56:02,733 INFO L216 LassoAnalysis]: Preferences: 12.07/6.00 [2019-03-28 11:56:02,735 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.07/6.00 [2019-03-28 11:56:02,735 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.07/6.00 [2019-03-28 11:56:02,735 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.07/6.00 [2019-03-28 11:56:02,735 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.07/6.00 [2019-03-28 11:56:02,735 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.07/6.00 [2019-03-28 11:56:02,736 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.07/6.00 [2019-03-28 11:56:02,736 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.07/6.00 [2019-03-28 11:56:02,736 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.07/6.00 [2019-03-28 11:56:02,736 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.07/6.00 [2019-03-28 11:56:02,736 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.07/6.00 [2019-03-28 11:56:02,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.07/6.00 [2019-03-28 11:56:02,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.07/6.00 [2019-03-28 11:56:02,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.07/6.00 [2019-03-28 11:56:02,829 INFO L300 LassoAnalysis]: Preprocessing complete. 12.07/6.00 [2019-03-28 11:56:02,830 INFO L412 LassoAnalysis]: Checking for nontermination... 12.07/6.00 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.07/6.00 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.07/6.00 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.07/6.00 [2019-03-28 11:56:02,837 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.07/6.00 [2019-03-28 11:56:02,838 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.07/6.00 [2019-03-28 11:56:02,847 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.07/6.00 [2019-03-28 11:56:02,847 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.07/6.00 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.07/6.00 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.07/6.00 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.07/6.00 [2019-03-28 11:56:02,877 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.07/6.00 [2019-03-28 11:56:02,877 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.07/6.00 [2019-03-28 11:56:02,881 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.07/6.00 [2019-03-28 11:56:02,881 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.07/6.00 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.07/6.00 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.07/6.00 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.07/6.00 [2019-03-28 11:56:02,910 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.07/6.00 [2019-03-28 11:56:02,910 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.07/6.00 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.07/6.00 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.07/6.00 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.07/6.00 [2019-03-28 11:56:02,945 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.07/6.00 [2019-03-28 11:56:02,945 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.07/6.00 [2019-03-28 11:56:03,052 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 12.07/6.00 [2019-03-28 11:56:03,055 INFO L216 LassoAnalysis]: Preferences: 12.07/6.00 [2019-03-28 11:56:03,055 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.07/6.00 [2019-03-28 11:56:03,055 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.07/6.00 [2019-03-28 11:56:03,055 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.07/6.00 [2019-03-28 11:56:03,055 INFO L127 ssoRankerPreferences]: Use exernal solver: false 12.07/6.00 [2019-03-28 11:56:03,055 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 12.07/6.00 [2019-03-28 11:56:03,056 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.07/6.00 [2019-03-28 11:56:03,056 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.07/6.00 [2019-03-28 11:56:03,056 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.07/6.00 [2019-03-28 11:56:03,056 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.07/6.00 [2019-03-28 11:56:03,056 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.07/6.00 [2019-03-28 11:56:03,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.07/6.00 [2019-03-28 11:56:03,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.07/6.00 [2019-03-28 11:56:03,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.07/6.00 [2019-03-28 11:56:03,128 INFO L300 LassoAnalysis]: Preprocessing complete. 12.07/6.00 [2019-03-28 11:56:03,134 INFO L497 LassoAnalysis]: Using template 'affine'. 12.07/6.00 [2019-03-28 11:56:03,136 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.07/6.00 Termination analysis: LINEAR_WITH_GUESSES 12.07/6.00 Number of strict supporting invariants: 0 12.07/6.00 Number of non-strict supporting invariants: 1 12.07/6.00 Consider only non-deceasing supporting invariants: true 12.07/6.00 Simplify termination arguments: true 12.07/6.00 Simplify supporting invariants: trueOverapproximate stem: false 12.07/6.00 [2019-03-28 11:56:03,138 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.07/6.00 [2019-03-28 11:56:03,138 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.07/6.00 [2019-03-28 11:56:03,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.07/6.00 [2019-03-28 11:56:03,139 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.07/6.00 [2019-03-28 11:56:03,139 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.07/6.00 [2019-03-28 11:56:03,141 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.07/6.00 [2019-03-28 11:56:03,141 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.07/6.00 [2019-03-28 11:56:03,144 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.07/6.00 [2019-03-28 11:56:03,144 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.07/6.00 Termination analysis: LINEAR_WITH_GUESSES 12.07/6.00 Number of strict supporting invariants: 0 12.07/6.00 Number of non-strict supporting invariants: 1 12.07/6.00 Consider only non-deceasing supporting invariants: true 12.07/6.00 Simplify termination arguments: true 12.07/6.00 Simplify supporting invariants: trueOverapproximate stem: false 12.07/6.00 [2019-03-28 11:56:03,145 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.07/6.00 [2019-03-28 11:56:03,145 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.07/6.00 [2019-03-28 11:56:03,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.07/6.00 [2019-03-28 11:56:03,145 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.07/6.00 [2019-03-28 11:56:03,146 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.07/6.00 [2019-03-28 11:56:03,146 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.07/6.00 [2019-03-28 11:56:03,147 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.07/6.00 [2019-03-28 11:56:03,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.07/6.00 [2019-03-28 11:56:03,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.07/6.00 Termination analysis: LINEAR_WITH_GUESSES 12.07/6.00 Number of strict supporting invariants: 0 12.07/6.00 Number of non-strict supporting invariants: 1 12.07/6.00 Consider only non-deceasing supporting invariants: true 12.07/6.00 Simplify termination arguments: true 12.07/6.00 Simplify supporting invariants: trueOverapproximate stem: false 12.07/6.00 [2019-03-28 11:56:03,149 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.07/6.00 [2019-03-28 11:56:03,149 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.07/6.00 [2019-03-28 11:56:03,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.07/6.00 [2019-03-28 11:56:03,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.07/6.00 [2019-03-28 11:56:03,150 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.07/6.00 [2019-03-28 11:56:03,151 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.07/6.00 [2019-03-28 11:56:03,151 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.07/6.00 [2019-03-28 11:56:03,161 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 12.07/6.00 [2019-03-28 11:56:03,169 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 12.07/6.00 [2019-03-28 11:56:03,169 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. 12.07/6.00 [2019-03-28 11:56:03,172 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 12.07/6.00 [2019-03-28 11:56:03,172 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 12.07/6.00 [2019-03-28 11:56:03,172 INFO L518 LassoAnalysis]: Proved termination. 12.07/6.00 [2019-03-28 11:56:03,172 INFO L520 LassoAnalysis]: Termination argument consisting of: 12.07/6.00 Ranking function f(ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~i~0) = -1*ULTIMATE.start_main_~j~0 + 1*ULTIMATE.start_main_~i~0 12.07/6.00 Supporting invariants [] 12.07/6.00 [2019-03-28 11:56:03,174 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 12.07/6.00 [2019-03-28 11:56:03,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.07/6.00 [2019-03-28 11:56:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.07/6.00 [2019-03-28 11:56:03,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core 12.07/6.00 [2019-03-28 11:56:03,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.07/6.00 [2019-03-28 11:56:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.07/6.00 [2019-03-28 11:56:03,229 WARN L254 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 5 conjunts are in the unsatisfiable core 12.07/6.00 [2019-03-28 11:56:03,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.07/6.00 [2019-03-28 11:56:03,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 12.07/6.00 [2019-03-28 11:56:03,243 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 12.07/6.00 [2019-03-28 11:56:03,248 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates 12.07/6.00 [2019-03-28 11:56:03,250 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 12.07/6.00 [2019-03-28 11:56:03,269 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 12.07/6.00 [2019-03-28 11:56:03,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 12.07/6.00 [2019-03-28 11:56:03,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 12.07/6.00 [2019-03-28 11:56:03,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 12.07/6.00 [2019-03-28 11:56:03,274 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 12.07/6.00 [2019-03-28 11:56:03,274 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.07/6.00 [2019-03-28 11:56:03,274 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 12.07/6.00 [2019-03-28 11:56:03,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.07/6.00 [2019-03-28 11:56:03,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 12.07/6.00 [2019-03-28 11:56:03,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.07/6.00 [2019-03-28 11:56:03,280 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 12.07/6.00 [2019-03-28 11:56:03,280 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.07/6.00 [2019-03-28 11:56:03,283 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 12.07/6.00 [2019-03-28 11:56:03,284 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 12.07/6.00 [2019-03-28 11:56:03,284 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 12.07/6.00 [2019-03-28 11:56:03,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 12.07/6.00 [2019-03-28 11:56:03,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 12.07/6.00 [2019-03-28 11:56:03,285 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.07/6.00 [2019-03-28 11:56:03,286 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.07/6.00 [2019-03-28 11:56:03,286 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.07/6.00 [2019-03-28 11:56:03,286 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 12.07/6.00 [2019-03-28 11:56:03,286 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 12.07/6.00 [2019-03-28 11:56:03,286 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.07/6.00 [2019-03-28 11:56:03,286 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 12.07/6.00 [2019-03-28 11:56:03,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 11:56:03 BasicIcfg 12.07/6.00 [2019-03-28 11:56:03,292 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.07/6.00 [2019-03-28 11:56:03,293 INFO L168 Benchmark]: Toolchain (without parser) took 1530.29 ms. Allocated memory was 649.6 MB in the beginning and 671.1 MB in the end (delta: 21.5 MB). Free memory was 565.5 MB in the beginning and 541.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 45.4 MB. Max. memory is 50.3 GB. 12.07/6.00 [2019-03-28 11:56:03,295 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 584.3 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.07/6.00 [2019-03-28 11:56:03,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 218.87 ms. Allocated memory is still 649.6 MB. Free memory was 565.5 MB in the beginning and 555.8 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 12.07/6.00 [2019-03-28 11:56:03,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.50 ms. Allocated memory was 649.6 MB in the beginning and 671.1 MB in the end (delta: 21.5 MB). Free memory was 555.8 MB in the beginning and 639.0 MB in the end (delta: -83.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 50.3 GB. 12.07/6.00 [2019-03-28 11:56:03,297 INFO L168 Benchmark]: Boogie Preprocessor took 19.50 ms. Allocated memory is still 671.1 MB. Free memory was 639.0 MB in the beginning and 635.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 50.3 GB. 12.07/6.00 [2019-03-28 11:56:03,297 INFO L168 Benchmark]: RCFGBuilder took 185.31 ms. Allocated memory is still 671.1 MB. Free memory was 635.1 MB in the beginning and 621.7 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 12.07/6.00 [2019-03-28 11:56:03,298 INFO L168 Benchmark]: BlockEncodingV2 took 69.78 ms. Allocated memory is still 671.1 MB. Free memory was 621.7 MB in the beginning and 617.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 12.07/6.00 [2019-03-28 11:56:03,299 INFO L168 Benchmark]: TraceAbstraction took 153.25 ms. Allocated memory is still 671.1 MB. Free memory was 617.3 MB in the beginning and 608.7 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 12.07/6.00 [2019-03-28 11:56:03,299 INFO L168 Benchmark]: BuchiAutomizer took 789.67 ms. Allocated memory is still 671.1 MB. Free memory was 607.6 MB in the beginning and 541.6 MB in the end (delta: 66.0 MB). Peak memory consumption was 66.0 MB. Max. memory is 50.3 GB. 12.07/6.00 [2019-03-28 11:56:03,304 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.07/6.00 --- Results --- 12.07/6.00 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.07/6.00 - StatisticsResult: Initial Icfg 12.07/6.00 6 locations, 7 edges 12.07/6.00 - StatisticsResult: Encoded RCFG 12.07/6.00 2 locations, 2 edges 12.07/6.00 * Results from de.uni_freiburg.informatik.ultimate.core: 12.07/6.00 - StatisticsResult: Toolchain Benchmarks 12.07/6.00 Benchmark results are: 12.07/6.00 * CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 584.3 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.07/6.00 * CACSL2BoogieTranslator took 218.87 ms. Allocated memory is still 649.6 MB. Free memory was 565.5 MB in the beginning and 555.8 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 12.07/6.00 * Boogie Procedure Inliner took 88.50 ms. Allocated memory was 649.6 MB in the beginning and 671.1 MB in the end (delta: 21.5 MB). Free memory was 555.8 MB in the beginning and 639.0 MB in the end (delta: -83.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 50.3 GB. 12.07/6.00 * Boogie Preprocessor took 19.50 ms. Allocated memory is still 671.1 MB. Free memory was 639.0 MB in the beginning and 635.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 50.3 GB. 12.07/6.00 * RCFGBuilder took 185.31 ms. Allocated memory is still 671.1 MB. Free memory was 635.1 MB in the beginning and 621.7 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 12.07/6.00 * BlockEncodingV2 took 69.78 ms. Allocated memory is still 671.1 MB. Free memory was 621.7 MB in the beginning and 617.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 12.07/6.00 * TraceAbstraction took 153.25 ms. Allocated memory is still 671.1 MB. Free memory was 617.3 MB in the beginning and 608.7 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 12.07/6.00 * BuchiAutomizer took 789.67 ms. Allocated memory is still 671.1 MB. Free memory was 607.6 MB in the beginning and 541.6 MB in the end (delta: 66.0 MB). Peak memory consumption was 66.0 MB. Max. memory is 50.3 GB. 12.07/6.00 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.07/6.00 - AllSpecificationsHoldResult: All specifications hold 12.07/6.00 We were not able to verify any specifiation because the program does not contain any specification. 12.07/6.00 - InvariantResult [Line: 10]: Loop Invariant 12.07/6.00 Derived loop invariant: 1 12.07/6.00 - StatisticsResult: Ultimate Automizer benchmark data 12.07/6.00 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 12.07/6.00 - StatisticsResult: Constructed decomposition of program 12.07/6.00 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function -1 * j + i and consists of 2 locations. 12.07/6.00 - StatisticsResult: Timing statistics 12.07/6.00 BüchiAutomizer plugin needed 0.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital17 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq170 hnf93 smp100 dnf100 smp100 tf107 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 12.07/6.00 - TerminationAnalysisResult: Termination proven 12.07/6.00 Buchi Automizer proved that your program is terminating 12.07/6.00 RESULT: Ultimate proved your program to be correct! 12.07/6.00 !SESSION 2019-03-28 11:55:58.419 ----------------------------------------------- 12.07/6.00 eclipse.buildId=unknown 12.07/6.00 java.version=1.8.0_181 12.07/6.00 java.vendor=Oracle Corporation 12.07/6.00 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.07/6.00 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c 12.07/6.00 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c 12.07/6.00 12.07/6.00 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 11:56:03.537 12.07/6.00 !MESSAGE The workspace will exit with unsaved changes in this session. 12.07/6.00 Received shutdown request... 12.07/6.00 Ultimate: 12.07/6.00 GTK+ Version Check 12.07/6.00 EOF