14.88/8.12 YES 14.88/8.12 14.88/8.12 Ultimate: Cannot open display: 14.88/8.12 This is Ultimate 0.1.24-8dc7c08-m 14.88/8.12 [2019-03-28 22:51:15,840 INFO L170 SettingsManager]: Resetting all preferences to default values... 14.88/8.12 [2019-03-28 22:51:15,842 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 14.88/8.12 [2019-03-28 22:51:15,853 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 14.88/8.12 [2019-03-28 22:51:15,854 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 14.88/8.12 [2019-03-28 22:51:15,855 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 14.88/8.12 [2019-03-28 22:51:15,856 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 14.88/8.12 [2019-03-28 22:51:15,857 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 14.88/8.12 [2019-03-28 22:51:15,859 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 14.88/8.12 [2019-03-28 22:51:15,860 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 14.88/8.12 [2019-03-28 22:51:15,861 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 14.88/8.12 [2019-03-28 22:51:15,861 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 14.88/8.12 [2019-03-28 22:51:15,862 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 14.88/8.12 [2019-03-28 22:51:15,862 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 14.88/8.12 [2019-03-28 22:51:15,864 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 14.88/8.12 [2019-03-28 22:51:15,864 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 14.88/8.12 [2019-03-28 22:51:15,865 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 14.88/8.12 [2019-03-28 22:51:15,867 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 14.88/8.12 [2019-03-28 22:51:15,869 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 14.88/8.12 [2019-03-28 22:51:15,870 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 14.88/8.12 [2019-03-28 22:51:15,871 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 14.88/8.12 [2019-03-28 22:51:15,872 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 14.88/8.12 [2019-03-28 22:51:15,874 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 14.88/8.12 [2019-03-28 22:51:15,875 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 14.88/8.12 [2019-03-28 22:51:15,875 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 14.88/8.12 [2019-03-28 22:51:15,876 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 14.88/8.12 [2019-03-28 22:51:15,876 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 14.88/8.12 [2019-03-28 22:51:15,877 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 14.88/8.12 [2019-03-28 22:51:15,877 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 14.88/8.12 [2019-03-28 22:51:15,878 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 14.88/8.12 [2019-03-28 22:51:15,879 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 14.88/8.12 [2019-03-28 22:51:15,879 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 14.88/8.12 [2019-03-28 22:51:15,880 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 14.88/8.12 [2019-03-28 22:51:15,880 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 14.88/8.12 [2019-03-28 22:51:15,881 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 14.88/8.12 [2019-03-28 22:51:15,881 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 14.88/8.12 [2019-03-28 22:51:15,881 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 14.88/8.12 [2019-03-28 22:51:15,882 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 14.88/8.12 [2019-03-28 22:51:15,883 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 14.88/8.12 [2019-03-28 22:51:15,883 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 14.88/8.12 [2019-03-28 22:51:15,898 INFO L110 SettingsManager]: Loading preferences was successful 14.88/8.12 [2019-03-28 22:51:15,898 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 14.88/8.12 [2019-03-28 22:51:15,899 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 14.88/8.12 [2019-03-28 22:51:15,900 INFO L133 SettingsManager]: * Rewrite not-equals=true 14.88/8.12 [2019-03-28 22:51:15,900 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 14.88/8.12 [2019-03-28 22:51:15,900 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 14.88/8.12 [2019-03-28 22:51:15,900 INFO L133 SettingsManager]: * Use SBE=true 14.88/8.12 [2019-03-28 22:51:15,900 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 14.88/8.12 [2019-03-28 22:51:15,901 INFO L133 SettingsManager]: * Use old map elimination=false 14.88/8.12 [2019-03-28 22:51:15,901 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 14.88/8.12 [2019-03-28 22:51:15,901 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 14.88/8.12 [2019-03-28 22:51:15,901 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 14.88/8.12 [2019-03-28 22:51:15,901 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 14.88/8.12 [2019-03-28 22:51:15,901 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 14.88/8.12 [2019-03-28 22:51:15,902 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/8.12 [2019-03-28 22:51:15,902 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 14.88/8.12 [2019-03-28 22:51:15,902 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 14.88/8.12 [2019-03-28 22:51:15,902 INFO L133 SettingsManager]: * Check division by zero=IGNORE 14.88/8.12 [2019-03-28 22:51:15,902 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 14.88/8.12 [2019-03-28 22:51:15,902 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 14.88/8.12 [2019-03-28 22:51:15,903 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 14.88/8.12 [2019-03-28 22:51:15,903 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 14.88/8.12 [2019-03-28 22:51:15,903 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 14.88/8.12 [2019-03-28 22:51:15,903 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 14.88/8.12 [2019-03-28 22:51:15,903 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.88/8.12 [2019-03-28 22:51:15,904 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 14.88/8.12 [2019-03-28 22:51:15,904 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 14.88/8.12 [2019-03-28 22:51:15,904 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 14.88/8.12 [2019-03-28 22:51:15,904 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 14.88/8.12 [2019-03-28 22:51:15,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 14.88/8.12 [2019-03-28 22:51:15,942 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 14.88/8.12 [2019-03-28 22:51:15,946 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 14.88/8.12 [2019-03-28 22:51:15,947 INFO L271 PluginConnector]: Initializing CDTParser... 14.88/8.12 [2019-03-28 22:51:15,948 INFO L276 PluginConnector]: CDTParser initialized 14.88/8.12 [2019-03-28 22:51:15,949 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 14.88/8.12 [2019-03-28 22:51:16,010 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/8f4ba94ab4a047b5ac12a8293074ad6d/FLAG7e82189c1 14.88/8.12 [2019-03-28 22:51:16,362 INFO L307 CDTParser]: Found 1 translation units. 14.88/8.12 [2019-03-28 22:51:16,363 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 14.88/8.12 [2019-03-28 22:51:16,369 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/8f4ba94ab4a047b5ac12a8293074ad6d/FLAG7e82189c1 14.88/8.12 [2019-03-28 22:51:16,764 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/8f4ba94ab4a047b5ac12a8293074ad6d 14.88/8.12 [2019-03-28 22:51:16,775 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 14.88/8.12 [2019-03-28 22:51:16,777 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 14.88/8.12 [2019-03-28 22:51:16,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 14.88/8.12 [2019-03-28 22:51:16,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 14.88/8.12 [2019-03-28 22:51:16,782 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 14.88/8.12 [2019-03-28 22:51:16,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:51:16" (1/1) ... 14.88/8.12 [2019-03-28 22:51:16,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f8c24e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:16, skipping insertion in model container 14.88/8.12 [2019-03-28 22:51:16,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:51:16" (1/1) ... 14.88/8.12 [2019-03-28 22:51:16,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 14.88/8.12 [2019-03-28 22:51:16,813 INFO L176 MainTranslator]: Built tables and reachable declarations 14.88/8.12 [2019-03-28 22:51:16,972 INFO L206 PostProcessor]: Analyzing one entry point: main 14.88/8.12 [2019-03-28 22:51:16,977 INFO L191 MainTranslator]: Completed pre-run 14.88/8.12 [2019-03-28 22:51:16,993 INFO L206 PostProcessor]: Analyzing one entry point: main 14.88/8.12 [2019-03-28 22:51:17,071 INFO L195 MainTranslator]: Completed translation 14.88/8.12 [2019-03-28 22:51:17,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17 WrapperNode 14.88/8.12 [2019-03-28 22:51:17,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 14.88/8.12 [2019-03-28 22:51:17,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 14.88/8.12 [2019-03-28 22:51:17,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 14.88/8.12 [2019-03-28 22:51:17,073 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 14.88/8.12 [2019-03-28 22:51:17,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 14.88/8.12 [2019-03-28 22:51:17,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 14.88/8.12 [2019-03-28 22:51:17,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 14.88/8.12 [2019-03-28 22:51:17,109 INFO L276 PluginConnector]: Boogie Preprocessor initialized 14.88/8.12 [2019-03-28 22:51:17,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 14.88/8.12 [2019-03-28 22:51:17,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 14.88/8.12 [2019-03-28 22:51:17,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... 14.88/8.12 [2019-03-28 22:51:17,129 INFO L276 PluginConnector]: RCFGBuilder initialized 14.88/8.12 [2019-03-28 22:51:17,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (1/1) ... 14.88/8.12 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.88/8.12 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 14.88/8.12 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.88/8.12 [2019-03-28 22:51:17,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 14.88/8.12 [2019-03-28 22:51:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 14.88/8.12 [2019-03-28 22:51:17,313 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 14.88/8.12 [2019-03-28 22:51:17,313 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 14.88/8.12 [2019-03-28 22:51:17,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:51:17 BoogieIcfgContainer 14.88/8.12 [2019-03-28 22:51:17,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 14.88/8.12 [2019-03-28 22:51:17,315 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 14.88/8.12 [2019-03-28 22:51:17,315 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 14.88/8.12 [2019-03-28 22:51:17,318 INFO L276 PluginConnector]: BlockEncodingV2 initialized 14.88/8.12 [2019-03-28 22:51:17,318 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:51:17" (1/1) ... 14.88/8.12 [2019-03-28 22:51:17,333 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 14.88/8.12 [2019-03-28 22:51:17,335 INFO L258 BlockEncoder]: Using Remove infeasible edges 14.88/8.12 [2019-03-28 22:51:17,335 INFO L263 BlockEncoder]: Using Maximize final states 14.88/8.12 [2019-03-28 22:51:17,336 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 14.88/8.12 [2019-03-28 22:51:17,336 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 14.88/8.12 [2019-03-28 22:51:17,338 INFO L296 BlockEncoder]: Using Remove sink states 14.88/8.12 [2019-03-28 22:51:17,339 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 14.88/8.12 [2019-03-28 22:51:17,339 INFO L179 BlockEncoder]: Using Rewrite not-equals 14.88/8.12 [2019-03-28 22:51:17,353 INFO L185 BlockEncoder]: Using Use SBE 14.88/8.12 [2019-03-28 22:51:17,360 INFO L200 BlockEncoder]: SBE split 0 edges 14.88/8.12 [2019-03-28 22:51:17,365 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 14.88/8.12 [2019-03-28 22:51:17,367 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.88/8.12 [2019-03-28 22:51:17,381 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 14.88/8.12 [2019-03-28 22:51:17,383 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 14.88/8.12 [2019-03-28 22:51:17,384 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 14.88/8.12 [2019-03-28 22:51:17,385 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.88/8.12 [2019-03-28 22:51:17,385 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 14.88/8.12 [2019-03-28 22:51:17,385 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 14.88/8.12 [2019-03-28 22:51:17,385 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 14.88/8.12 [2019-03-28 22:51:17,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:51:17 BasicIcfg 14.88/8.12 [2019-03-28 22:51:17,386 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 14.88/8.12 [2019-03-28 22:51:17,387 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 14.88/8.12 [2019-03-28 22:51:17,387 INFO L271 PluginConnector]: Initializing TraceAbstraction... 14.88/8.12 [2019-03-28 22:51:17,390 INFO L276 PluginConnector]: TraceAbstraction initialized 14.88/8.12 [2019-03-28 22:51:17,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:51:16" (1/4) ... 14.88/8.12 [2019-03-28 22:51:17,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8f9f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:51:17, skipping insertion in model container 14.88/8.12 [2019-03-28 22:51:17,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (2/4) ... 14.88/8.12 [2019-03-28 22:51:17,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8f9f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:51:17, skipping insertion in model container 14.88/8.12 [2019-03-28 22:51:17,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:51:17" (3/4) ... 14.88/8.12 [2019-03-28 22:51:17,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8f9f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:51:17, skipping insertion in model container 14.88/8.12 [2019-03-28 22:51:17,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:51:17" (4/4) ... 14.88/8.12 [2019-03-28 22:51:17,394 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.88/8.12 [2019-03-28 22:51:17,404 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 14.88/8.12 [2019-03-28 22:51:17,412 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 14.88/8.12 [2019-03-28 22:51:17,430 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 14.88/8.12 [2019-03-28 22:51:17,458 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.88/8.12 [2019-03-28 22:51:17,459 INFO L382 AbstractCegarLoop]: Interprodecural is true 14.88/8.12 [2019-03-28 22:51:17,459 INFO L383 AbstractCegarLoop]: Hoare is true 14.88/8.12 [2019-03-28 22:51:17,460 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 14.88/8.12 [2019-03-28 22:51:17,460 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 14.88/8.12 [2019-03-28 22:51:17,460 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.88/8.12 [2019-03-28 22:51:17,460 INFO L387 AbstractCegarLoop]: Difference is false 14.88/8.12 [2019-03-28 22:51:17,460 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 14.88/8.12 [2019-03-28 22:51:17,460 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 14.88/8.12 [2019-03-28 22:51:17,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 14.88/8.12 [2019-03-28 22:51:17,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 14.88/8.12 [2019-03-28 22:51:17,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 14.88/8.12 [2019-03-28 22:51:17,532 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 14.88/8.12 [2019-03-28 22:51:17,533 INFO L451 ceAbstractionStarter]: At program point L13-2(lines 13 16) the Hoare annotation is: true 14.88/8.12 [2019-03-28 22:51:17,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:51:17 BasicIcfg 14.88/8.12 [2019-03-28 22:51:17,541 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 14.88/8.12 [2019-03-28 22:51:17,542 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 14.88/8.12 [2019-03-28 22:51:17,542 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 14.88/8.12 [2019-03-28 22:51:17,545 INFO L276 PluginConnector]: BuchiAutomizer initialized 14.88/8.12 [2019-03-28 22:51:17,546 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/8.12 [2019-03-28 22:51:17,546 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:51:16" (1/5) ... 14.88/8.12 [2019-03-28 22:51:17,547 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3437293e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:51:17, skipping insertion in model container 14.88/8.12 [2019-03-28 22:51:17,547 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/8.12 [2019-03-28 22:51:17,547 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:51:17" (2/5) ... 14.88/8.12 [2019-03-28 22:51:17,548 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3437293e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:51:17, skipping insertion in model container 14.88/8.12 [2019-03-28 22:51:17,548 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/8.12 [2019-03-28 22:51:17,548 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:51:17" (3/5) ... 14.88/8.12 [2019-03-28 22:51:17,548 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3437293e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:51:17, skipping insertion in model container 14.88/8.12 [2019-03-28 22:51:17,549 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/8.12 [2019-03-28 22:51:17,549 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:51:17" (4/5) ... 14.88/8.12 [2019-03-28 22:51:17,549 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3437293e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:51:17, skipping insertion in model container 14.88/8.12 [2019-03-28 22:51:17,549 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/8.12 [2019-03-28 22:51:17,549 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:51:17" (5/5) ... 14.88/8.12 [2019-03-28 22:51:17,551 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.88/8.12 [2019-03-28 22:51:17,578 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.88/8.12 [2019-03-28 22:51:17,578 INFO L374 BuchiCegarLoop]: Interprodecural is true 14.88/8.12 [2019-03-28 22:51:17,578 INFO L375 BuchiCegarLoop]: Hoare is true 14.88/8.12 [2019-03-28 22:51:17,578 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 14.88/8.12 [2019-03-28 22:51:17,579 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 14.88/8.12 [2019-03-28 22:51:17,579 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.88/8.12 [2019-03-28 22:51:17,579 INFO L379 BuchiCegarLoop]: Difference is false 14.88/8.12 [2019-03-28 22:51:17,579 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 14.88/8.12 [2019-03-28 22:51:17,580 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 14.88/8.12 [2019-03-28 22:51:17,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 14.88/8.12 [2019-03-28 22:51:17,601 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.88/8.12 [2019-03-28 22:51:17,601 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.88/8.12 [2019-03-28 22:51:17,601 INFO L119 BuchiIsEmpty]: Starting construction of run 14.88/8.12 [2019-03-28 22:51:17,607 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.88/8.12 [2019-03-28 22:51:17,607 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 14.88/8.12 [2019-03-28 22:51:17,607 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 14.88/8.12 [2019-03-28 22:51:17,607 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 14.88/8.12 [2019-03-28 22:51:17,608 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.88/8.12 [2019-03-28 22:51:17,608 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.88/8.12 [2019-03-28 22:51:17,608 INFO L119 BuchiIsEmpty]: Starting construction of run 14.88/8.12 [2019-03-28 22:51:17,608 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.88/8.12 [2019-03-28 22:51:17,608 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 14.88/8.12 [2019-03-28 22:51:17,614 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L13-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 4#L13-2true 14.88/8.12 [2019-03-28 22:51:17,614 INFO L796 eck$LassoCheckResult]: Loop: 4#L13-2true [22] L13-2-->L13-2: Formula: (and (< (+ v_ULTIMATE.start_main_~z~0_8 v_ULTIMATE.start_main_~y~0_8) v_ULTIMATE.start_main_~x~0_7) (= v_ULTIMATE.start_main_~z~0_7 (+ v_ULTIMATE.start_main_~z~0_8 1)) (= v_ULTIMATE.start_main_~y~0_7 (+ v_ULTIMATE.start_main_~y~0_8 1))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0] 4#L13-2true 14.88/8.12 [2019-03-28 22:51:17,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/8.12 [2019-03-28 22:51:17,621 INFO L82 PathProgramCache]: Analyzing trace with hash 50, now seen corresponding path program 1 times 14.88/8.12 [2019-03-28 22:51:17,623 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/8.12 [2019-03-28 22:51:17,623 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/8.12 [2019-03-28 22:51:17,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/8.12 [2019-03-28 22:51:17,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/8.12 [2019-03-28 22:51:17,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/8.12 [2019-03-28 22:51:17,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/8.12 [2019-03-28 22:51:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/8.12 [2019-03-28 22:51:17,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/8.12 [2019-03-28 22:51:17,698 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 14.88/8.12 [2019-03-28 22:51:17,698 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/8.12 [2019-03-28 22:51:17,698 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/8.12 [2019-03-28 22:51:17,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/8.12 [2019-03-28 22:51:17,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/8.12 [2019-03-28 22:51:17,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/8.12 [2019-03-28 22:51:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/8.12 [2019-03-28 22:51:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/8.12 [2019-03-28 22:51:17,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/8.12 [2019-03-28 22:51:17,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1572, now seen corresponding path program 1 times 14.88/8.12 [2019-03-28 22:51:17,714 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/8.12 [2019-03-28 22:51:17,714 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/8.12 [2019-03-28 22:51:17,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/8.12 [2019-03-28 22:51:17,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/8.12 [2019-03-28 22:51:17,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/8.12 [2019-03-28 22:51:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/8.12 [2019-03-28 22:51:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/8.12 [2019-03-28 22:51:17,784 INFO L216 LassoAnalysis]: Preferences: 14.88/8.12 [2019-03-28 22:51:17,785 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.88/8.12 [2019-03-28 22:51:17,785 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.88/8.12 [2019-03-28 22:51:17,785 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.88/8.12 [2019-03-28 22:51:17,785 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.88/8.12 [2019-03-28 22:51:17,785 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/8.12 [2019-03-28 22:51:17,786 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.88/8.12 [2019-03-28 22:51:17,786 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.88/8.12 [2019-03-28 22:51:17,786 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 14.88/8.12 [2019-03-28 22:51:17,786 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.88/8.12 [2019-03-28 22:51:17,787 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.88/8.12 [2019-03-28 22:51:17,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/8.12 [2019-03-28 22:51:17,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/8.12 [2019-03-28 22:51:17,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/8.12 [2019-03-28 22:51:17,903 INFO L300 LassoAnalysis]: Preprocessing complete. 14.88/8.12 [2019-03-28 22:51:17,904 INFO L412 LassoAnalysis]: Checking for nontermination... 14.88/8.12 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.88/8.12 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/8.12 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/8.12 [2019-03-28 22:51:17,910 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.88/8.12 [2019-03-28 22:51:17,910 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/8.12 [2019-03-28 22:51:17,944 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.88/8.12 [2019-03-28 22:51:17,944 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.88/8.12 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.88/8.12 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/8.12 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/8.12 [2019-03-28 22:51:17,952 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.88/8.12 [2019-03-28 22:51:17,953 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/8.12 [2019-03-28 22:51:17,982 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.88/8.12 [2019-03-28 22:51:17,982 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.88/8.12 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.88/8.12 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/8.12 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/8.12 [2019-03-28 22:51:17,988 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.88/8.12 [2019-03-28 22:51:17,988 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/8.12 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.88/8.12 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/8.12 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/8.12 [2019-03-28 22:51:18,021 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.88/8.12 [2019-03-28 22:51:18,021 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/8.12 [2019-03-28 22:51:20,151 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 14.88/8.12 [2019-03-28 22:51:20,154 INFO L216 LassoAnalysis]: Preferences: 14.88/8.12 [2019-03-28 22:51:20,154 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.88/8.12 [2019-03-28 22:51:20,154 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.88/8.12 [2019-03-28 22:51:20,154 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.88/8.12 [2019-03-28 22:51:20,154 INFO L127 ssoRankerPreferences]: Use exernal solver: false 14.88/8.12 [2019-03-28 22:51:20,155 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 14.88/8.12 [2019-03-28 22:51:20,155 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.88/8.12 [2019-03-28 22:51:20,155 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.88/8.12 [2019-03-28 22:51:20,155 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 14.88/8.12 [2019-03-28 22:51:20,155 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.88/8.12 [2019-03-28 22:51:20,155 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.88/8.12 [2019-03-28 22:51:20,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/8.12 [2019-03-28 22:51:20,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/8.12 [2019-03-28 22:51:20,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/8.12 [2019-03-28 22:51:20,265 INFO L300 LassoAnalysis]: Preprocessing complete. 14.88/8.12 [2019-03-28 22:51:20,271 INFO L497 LassoAnalysis]: Using template 'affine'. 14.88/8.12 [2019-03-28 22:51:20,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.88/8.12 Termination analysis: LINEAR_WITH_GUESSES 14.88/8.12 Number of strict supporting invariants: 0 14.88/8.12 Number of non-strict supporting invariants: 1 14.88/8.12 Consider only non-deceasing supporting invariants: true 14.88/8.12 Simplify termination arguments: true 14.88/8.12 Simplify supporting invariants: trueOverapproximate stem: false 14.88/8.12 [2019-03-28 22:51:20,275 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.88/8.12 [2019-03-28 22:51:20,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.88/8.12 [2019-03-28 22:51:20,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.88/8.12 [2019-03-28 22:51:20,275 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.88/8.12 [2019-03-28 22:51:20,280 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 14.88/8.12 [2019-03-28 22:51:20,280 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 14.88/8.12 [2019-03-28 22:51:20,289 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.88/8.12 [2019-03-28 22:51:20,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.88/8.12 Termination analysis: LINEAR_WITH_GUESSES 14.88/8.12 Number of strict supporting invariants: 0 14.88/8.12 Number of non-strict supporting invariants: 1 14.88/8.12 Consider only non-deceasing supporting invariants: true 14.88/8.12 Simplify termination arguments: true 14.88/8.12 Simplify supporting invariants: trueOverapproximate stem: false 14.88/8.12 [2019-03-28 22:51:20,291 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.88/8.12 [2019-03-28 22:51:20,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.88/8.12 [2019-03-28 22:51:20,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.88/8.12 [2019-03-28 22:51:20,291 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.88/8.12 [2019-03-28 22:51:20,294 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 14.88/8.12 [2019-03-28 22:51:20,294 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 14.88/8.12 [2019-03-28 22:51:20,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.88/8.12 [2019-03-28 22:51:20,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.88/8.12 Termination analysis: LINEAR_WITH_GUESSES 14.88/8.12 Number of strict supporting invariants: 0 14.88/8.12 Number of non-strict supporting invariants: 1 14.88/8.12 Consider only non-deceasing supporting invariants: true 14.88/8.12 Simplify termination arguments: true 14.88/8.12 Simplify supporting invariants: trueOverapproximate stem: false 14.88/8.12 [2019-03-28 22:51:20,304 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.88/8.12 [2019-03-28 22:51:20,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.88/8.12 [2019-03-28 22:51:20,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.88/8.12 [2019-03-28 22:51:20,305 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.88/8.12 [2019-03-28 22:51:20,305 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.88/8.12 [2019-03-28 22:51:20,306 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.88/8.12 [2019-03-28 22:51:20,306 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.88/8.12 [2019-03-28 22:51:20,317 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 14.88/8.12 [2019-03-28 22:51:20,328 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 14.88/8.12 [2019-03-28 22:51:20,328 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. 14.88/8.12 [2019-03-28 22:51:20,331 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 14.88/8.12 [2019-03-28 22:51:20,331 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 14.88/8.12 [2019-03-28 22:51:20,331 INFO L518 LassoAnalysis]: Proved termination. 14.88/8.12 [2019-03-28 22:51:20,332 INFO L520 LassoAnalysis]: Termination argument consisting of: 14.88/8.12 Ranking function f(ULTIMATE.start_main_~x~0, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0) = 1*ULTIMATE.start_main_~x~0 - 1*ULTIMATE.start_main_~y~0 - 1*ULTIMATE.start_main_~z~0 14.88/8.12 Supporting invariants [] 14.88/8.12 [2019-03-28 22:51:20,333 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 14.88/8.12 [2019-03-28 22:51:20,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/8.12 [2019-03-28 22:51:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.88/8.12 [2019-03-28 22:51:20,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core 14.88/8.12 [2019-03-28 22:51:20,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.88/8.12 [2019-03-28 22:51:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.88/8.12 [2019-03-28 22:51:20,387 WARN L254 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 5 conjunts are in the unsatisfiable core 14.88/8.12 [2019-03-28 22:51:20,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.88/8.12 [2019-03-28 22:51:20,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.88/8.12 [2019-03-28 22:51:20,401 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 14.88/8.12 [2019-03-28 22:51:20,406 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 14.88/8.12 [2019-03-28 22:51:20,407 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 14.88/8.12 [2019-03-28 22:51:20,426 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. 14.88/8.12 [2019-03-28 22:51:20,427 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 14.88/8.12 [2019-03-28 22:51:20,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 14.88/8.12 [2019-03-28 22:51:20,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 14.88/8.12 [2019-03-28 22:51:20,431 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 14.88/8.12 [2019-03-28 22:51:20,431 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.88/8.12 [2019-03-28 22:51:20,431 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 14.88/8.12 [2019-03-28 22:51:20,431 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.88/8.12 [2019-03-28 22:51:20,432 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 14.88/8.12 [2019-03-28 22:51:20,432 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.88/8.12 [2019-03-28 22:51:20,436 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 14.88/8.12 [2019-03-28 22:51:20,437 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.88/8.12 [2019-03-28 22:51:20,440 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 14.88/8.12 [2019-03-28 22:51:20,441 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 14.88/8.12 [2019-03-28 22:51:20,441 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 14.88/8.12 [2019-03-28 22:51:20,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 14.88/8.12 [2019-03-28 22:51:20,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 14.88/8.12 [2019-03-28 22:51:20,442 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.88/8.12 [2019-03-28 22:51:20,442 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.88/8.12 [2019-03-28 22:51:20,442 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.88/8.12 [2019-03-28 22:51:20,442 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 14.88/8.12 [2019-03-28 22:51:20,442 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 14.88/8.12 [2019-03-28 22:51:20,443 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.88/8.12 [2019-03-28 22:51:20,443 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 14.88/8.12 [2019-03-28 22:51:20,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:51:20 BasicIcfg 14.88/8.12 [2019-03-28 22:51:20,449 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 14.88/8.12 [2019-03-28 22:51:20,449 INFO L168 Benchmark]: Toolchain (without parser) took 3673.26 ms. Allocated memory was 649.6 MB in the beginning and 684.7 MB in the end (delta: 35.1 MB). Free memory was 563.9 MB in the beginning and 546.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 52.5 MB. Max. memory is 50.3 GB. 14.88/8.12 [2019-03-28 22:51:20,451 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.88/8.12 [2019-03-28 22:51:20,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.89 ms. Allocated memory was 649.6 MB in the beginning and 684.7 MB in the end (delta: 35.1 MB). Free memory was 563.9 MB in the beginning and 651.2 MB in the end (delta: -87.4 MB). Peak memory consumption was 29.8 MB. Max. memory is 50.3 GB. 14.88/8.12 [2019-03-28 22:51:20,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.90 ms. Allocated memory is still 684.7 MB. Free memory was 651.2 MB in the beginning and 648.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 14.88/8.12 [2019-03-28 22:51:20,453 INFO L168 Benchmark]: Boogie Preprocessor took 20.13 ms. Allocated memory is still 684.7 MB. Free memory was 648.1 MB in the beginning and 646.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 14.88/8.12 [2019-03-28 22:51:20,453 INFO L168 Benchmark]: RCFGBuilder took 186.17 ms. Allocated memory is still 684.7 MB. Free memory was 646.8 MB in the beginning and 633.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 14.88/8.12 [2019-03-28 22:51:20,454 INFO L168 Benchmark]: BlockEncodingV2 took 70.80 ms. Allocated memory is still 684.7 MB. Free memory was 633.9 MB in the beginning and 629.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 14.88/8.12 [2019-03-28 22:51:20,455 INFO L168 Benchmark]: TraceAbstraction took 154.19 ms. Allocated memory is still 684.7 MB. Free memory was 628.5 MB in the beginning and 620.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 14.88/8.12 [2019-03-28 22:51:20,455 INFO L168 Benchmark]: BuchiAutomizer took 2907.01 ms. Allocated memory is still 684.7 MB. Free memory was 620.4 MB in the beginning and 546.5 MB in the end (delta: 73.9 MB). Peak memory consumption was 73.9 MB. Max. memory is 50.3 GB. 14.88/8.12 [2019-03-28 22:51:20,459 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 14.88/8.12 --- Results --- 14.88/8.12 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 14.88/8.12 - StatisticsResult: Initial Icfg 14.88/8.12 6 locations, 7 edges 14.88/8.12 - StatisticsResult: Encoded RCFG 14.88/8.12 2 locations, 2 edges 14.88/8.12 * Results from de.uni_freiburg.informatik.ultimate.core: 14.88/8.12 - StatisticsResult: Toolchain Benchmarks 14.88/8.12 Benchmark results are: 14.88/8.12 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.88/8.12 * CACSL2BoogieTranslator took 293.89 ms. Allocated memory was 649.6 MB in the beginning and 684.7 MB in the end (delta: 35.1 MB). Free memory was 563.9 MB in the beginning and 651.2 MB in the end (delta: -87.4 MB). Peak memory consumption was 29.8 MB. Max. memory is 50.3 GB. 14.88/8.12 * Boogie Procedure Inliner took 35.90 ms. Allocated memory is still 684.7 MB. Free memory was 651.2 MB in the beginning and 648.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 14.88/8.12 * Boogie Preprocessor took 20.13 ms. Allocated memory is still 684.7 MB. Free memory was 648.1 MB in the beginning and 646.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 14.88/8.12 * RCFGBuilder took 186.17 ms. Allocated memory is still 684.7 MB. Free memory was 646.8 MB in the beginning and 633.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 14.88/8.12 * BlockEncodingV2 took 70.80 ms. Allocated memory is still 684.7 MB. Free memory was 633.9 MB in the beginning and 629.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 14.88/8.12 * TraceAbstraction took 154.19 ms. Allocated memory is still 684.7 MB. Free memory was 628.5 MB in the beginning and 620.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 14.88/8.12 * BuchiAutomizer took 2907.01 ms. Allocated memory is still 684.7 MB. Free memory was 620.4 MB in the beginning and 546.5 MB in the end (delta: 73.9 MB). Peak memory consumption was 73.9 MB. Max. memory is 50.3 GB. 14.88/8.12 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 14.88/8.12 - AllSpecificationsHoldResult: All specifications hold 14.88/8.12 We were not able to verify any specifiation because the program does not contain any specification. 14.88/8.12 - InvariantResult [Line: 13]: Loop Invariant 14.88/8.12 Derived loop invariant: 1 14.88/8.12 - StatisticsResult: Ultimate Automizer benchmark data 14.88/8.12 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 14.88/8.12 - StatisticsResult: Constructed decomposition of program 14.88/8.12 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function x + -1 * y + -1 * z and consists of 2 locations. 14.88/8.12 - StatisticsResult: Timing statistics 14.88/8.12 BüchiAutomizer plugin needed 2.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. 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 ax170 hnf100 lsp58 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq170 hnf93 smp100 dnf100 smp100 tf107 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 17ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 2.2s 14.88/8.12 - TerminationAnalysisResult: Termination proven 14.88/8.12 Buchi Automizer proved that your program is terminating 14.88/8.12 RESULT: Ultimate proved your program to be correct! 14.88/8.12 !SESSION 2019-03-28 22:51:13.522 ----------------------------------------------- 14.88/8.12 eclipse.buildId=unknown 14.88/8.12 java.version=1.8.0_181 14.88/8.12 java.vendor=Oracle Corporation 14.88/8.12 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 14.88/8.12 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 14.88/8.12 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 14.88/8.12 14.88/8.12 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:51:20.691 14.88/8.12 !MESSAGE The workspace will exit with unsaved changes in this session. 14.88/8.12 Received shutdown request... 14.88/8.12 Ultimate: 14.88/8.12 GTK+ Version Check 14.88/8.12 EOF