19.68/10.55 YES 19.68/10.55 19.68/10.55 Ultimate: Cannot open display: 19.68/10.55 This is Ultimate 0.1.24-8dc7c08-m 19.68/10.55 [2019-03-28 22:29:29,910 INFO L170 SettingsManager]: Resetting all preferences to default values... 19.68/10.55 [2019-03-28 22:29:29,912 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 19.68/10.55 [2019-03-28 22:29:29,923 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 19.68/10.55 [2019-03-28 22:29:29,924 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 19.68/10.55 [2019-03-28 22:29:29,924 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 19.68/10.55 [2019-03-28 22:29:29,926 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 19.68/10.55 [2019-03-28 22:29:29,927 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 19.68/10.55 [2019-03-28 22:29:29,929 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 19.68/10.55 [2019-03-28 22:29:29,929 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 19.68/10.55 [2019-03-28 22:29:29,930 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 19.68/10.55 [2019-03-28 22:29:29,930 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 19.68/10.55 [2019-03-28 22:29:29,931 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 19.68/10.55 [2019-03-28 22:29:29,932 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 19.68/10.55 [2019-03-28 22:29:29,933 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 19.68/10.55 [2019-03-28 22:29:29,934 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 19.68/10.55 [2019-03-28 22:29:29,935 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 19.68/10.55 [2019-03-28 22:29:29,936 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 19.68/10.55 [2019-03-28 22:29:29,938 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 19.68/10.55 [2019-03-28 22:29:29,940 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 19.68/10.55 [2019-03-28 22:29:29,941 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 19.68/10.55 [2019-03-28 22:29:29,942 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 19.68/10.55 [2019-03-28 22:29:29,944 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 19.68/10.55 [2019-03-28 22:29:29,944 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 19.68/10.55 [2019-03-28 22:29:29,944 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 19.68/10.55 [2019-03-28 22:29:29,945 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 19.68/10.55 [2019-03-28 22:29:29,945 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 19.68/10.55 [2019-03-28 22:29:29,946 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 19.68/10.55 [2019-03-28 22:29:29,947 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 19.68/10.55 [2019-03-28 22:29:29,947 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 19.68/10.55 [2019-03-28 22:29:29,948 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 19.68/10.55 [2019-03-28 22:29:29,949 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 19.68/10.55 [2019-03-28 22:29:29,950 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 19.68/10.55 [2019-03-28 22:29:29,950 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 19.68/10.55 [2019-03-28 22:29:29,951 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 19.68/10.55 [2019-03-28 22:29:29,951 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 19.68/10.55 [2019-03-28 22:29:29,951 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 19.68/10.55 [2019-03-28 22:29:29,952 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 19.68/10.55 [2019-03-28 22:29:29,953 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 19.68/10.55 [2019-03-28 22:29:29,953 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 19.68/10.55 [2019-03-28 22:29:29,967 INFO L110 SettingsManager]: Loading preferences was successful 19.68/10.55 [2019-03-28 22:29:29,968 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 19.68/10.55 [2019-03-28 22:29:29,969 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 19.68/10.55 [2019-03-28 22:29:29,969 INFO L133 SettingsManager]: * Rewrite not-equals=true 19.68/10.55 [2019-03-28 22:29:29,969 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 19.68/10.55 [2019-03-28 22:29:29,969 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 19.68/10.55 [2019-03-28 22:29:29,969 INFO L133 SettingsManager]: * Use SBE=true 19.68/10.55 [2019-03-28 22:29:29,970 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 19.68/10.55 [2019-03-28 22:29:29,970 INFO L133 SettingsManager]: * Use old map elimination=false 19.68/10.55 [2019-03-28 22:29:29,970 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 19.68/10.55 [2019-03-28 22:29:29,970 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 19.68/10.55 [2019-03-28 22:29:29,970 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 19.68/10.55 [2019-03-28 22:29:29,970 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 19.68/10.55 [2019-03-28 22:29:29,971 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 19.68/10.55 [2019-03-28 22:29:29,971 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.55 [2019-03-28 22:29:29,971 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 19.68/10.55 [2019-03-28 22:29:29,971 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 19.68/10.55 [2019-03-28 22:29:29,971 INFO L133 SettingsManager]: * Check division by zero=IGNORE 19.68/10.55 [2019-03-28 22:29:29,971 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 19.68/10.55 [2019-03-28 22:29:29,972 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 19.68/10.55 [2019-03-28 22:29:29,972 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 19.68/10.55 [2019-03-28 22:29:29,972 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 19.68/10.55 [2019-03-28 22:29:29,972 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 19.68/10.55 [2019-03-28 22:29:29,972 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 19.68/10.55 [2019-03-28 22:29:29,972 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 19.68/10.55 [2019-03-28 22:29:29,973 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 19.68/10.55 [2019-03-28 22:29:29,973 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 19.68/10.55 [2019-03-28 22:29:29,973 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 19.68/10.55 [2019-03-28 22:29:29,973 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 19.68/10.55 [2019-03-28 22:29:29,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 19.68/10.55 [2019-03-28 22:29:30,012 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 19.68/10.55 [2019-03-28 22:29:30,015 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 19.68/10.55 [2019-03-28 22:29:30,017 INFO L271 PluginConnector]: Initializing CDTParser... 19.68/10.55 [2019-03-28 22:29:30,017 INFO L276 PluginConnector]: CDTParser initialized 19.68/10.55 [2019-03-28 22:29:30,018 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 19.68/10.55 [2019-03-28 22:29:30,088 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/2ba2b3d2d69b4453aebc481d95021ad6/FLAG4ae482321 19.68/10.55 [2019-03-28 22:29:30,417 INFO L307 CDTParser]: Found 1 translation units. 19.68/10.55 [2019-03-28 22:29:30,418 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 19.68/10.55 [2019-03-28 22:29:30,425 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/2ba2b3d2d69b4453aebc481d95021ad6/FLAG4ae482321 19.68/10.55 [2019-03-28 22:29:30,813 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/2ba2b3d2d69b4453aebc481d95021ad6 19.68/10.55 [2019-03-28 22:29:30,825 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 19.68/10.55 [2019-03-28 22:29:30,826 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 19.68/10.55 [2019-03-28 22:29:30,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 19.68/10.55 [2019-03-28 22:29:30,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 19.68/10.55 [2019-03-28 22:29:30,831 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 19.68/10.55 [2019-03-28 22:29:30,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:29:30" (1/1) ... 19.68/10.55 [2019-03-28 22:29:30,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5debbf32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:30, skipping insertion in model container 19.68/10.55 [2019-03-28 22:29:30,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:29:30" (1/1) ... 19.68/10.55 [2019-03-28 22:29:30,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 19.68/10.55 [2019-03-28 22:29:30,861 INFO L176 MainTranslator]: Built tables and reachable declarations 19.68/10.55 [2019-03-28 22:29:31,019 INFO L206 PostProcessor]: Analyzing one entry point: main 19.68/10.55 [2019-03-28 22:29:31,023 INFO L191 MainTranslator]: Completed pre-run 19.68/10.55 [2019-03-28 22:29:31,040 INFO L206 PostProcessor]: Analyzing one entry point: main 19.68/10.55 [2019-03-28 22:29:31,055 INFO L195 MainTranslator]: Completed translation 19.68/10.55 [2019-03-28 22:29:31,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31 WrapperNode 19.68/10.55 [2019-03-28 22:29:31,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 19.68/10.55 [2019-03-28 22:29:31,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 19.68/10.55 [2019-03-28 22:29:31,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 19.68/10.55 [2019-03-28 22:29:31,057 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 19.68/10.55 [2019-03-28 22:29:31,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 19.68/10.55 [2019-03-28 22:29:31,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 19.68/10.55 [2019-03-28 22:29:31,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 19.68/10.55 [2019-03-28 22:29:31,156 INFO L276 PluginConnector]: Boogie Preprocessor initialized 19.68/10.55 [2019-03-28 22:29:31,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 19.68/10.55 [2019-03-28 22:29:31,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 19.68/10.55 [2019-03-28 22:29:31,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... 19.68/10.55 [2019-03-28 22:29:31,178 INFO L276 PluginConnector]: RCFGBuilder initialized 19.68/10.55 [2019-03-28 22:29:31,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (1/1) ... 19.68/10.55 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.55 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 19.68/10.55 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 19.68/10.55 [2019-03-28 22:29:31,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 19.68/10.55 [2019-03-28 22:29:31,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 19.68/10.55 [2019-03-28 22:29:31,383 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 19.68/10.55 [2019-03-28 22:29:31,383 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 19.68/10.55 [2019-03-28 22:29:31,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:29:31 BoogieIcfgContainer 19.68/10.55 [2019-03-28 22:29:31,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 19.68/10.55 [2019-03-28 22:29:31,385 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 19.68/10.55 [2019-03-28 22:29:31,385 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 19.68/10.55 [2019-03-28 22:29:31,388 INFO L276 PluginConnector]: BlockEncodingV2 initialized 19.68/10.55 [2019-03-28 22:29:31,389 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:29:31" (1/1) ... 19.68/10.55 [2019-03-28 22:29:31,405 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 19.68/10.55 [2019-03-28 22:29:31,407 INFO L258 BlockEncoder]: Using Remove infeasible edges 19.68/10.55 [2019-03-28 22:29:31,407 INFO L263 BlockEncoder]: Using Maximize final states 19.68/10.55 [2019-03-28 22:29:31,408 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 19.68/10.55 [2019-03-28 22:29:31,408 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 19.68/10.55 [2019-03-28 22:29:31,410 INFO L296 BlockEncoder]: Using Remove sink states 19.68/10.55 [2019-03-28 22:29:31,411 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 19.68/10.55 [2019-03-28 22:29:31,411 INFO L179 BlockEncoder]: Using Rewrite not-equals 19.68/10.55 [2019-03-28 22:29:31,427 INFO L185 BlockEncoder]: Using Use SBE 19.68/10.55 [2019-03-28 22:29:31,444 INFO L200 BlockEncoder]: SBE split 2 edges 19.68/10.55 [2019-03-28 22:29:31,449 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 19.68/10.55 [2019-03-28 22:29:31,451 INFO L71 MaximizeFinalStates]: 0 new accepting states 19.68/10.55 [2019-03-28 22:29:31,463 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 19.68/10.55 [2019-03-28 22:29:31,465 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 19.68/10.55 [2019-03-28 22:29:31,466 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 19.68/10.55 [2019-03-28 22:29:31,466 INFO L71 MaximizeFinalStates]: 0 new accepting states 19.68/10.55 [2019-03-28 22:29:31,466 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 19.68/10.55 [2019-03-28 22:29:31,467 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 19.68/10.55 [2019-03-28 22:29:31,467 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 5 edges 19.68/10.55 [2019-03-28 22:29:31,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:29:31 BasicIcfg 19.68/10.55 [2019-03-28 22:29:31,468 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 19.68/10.55 [2019-03-28 22:29:31,468 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 19.68/10.55 [2019-03-28 22:29:31,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... 19.68/10.55 [2019-03-28 22:29:31,472 INFO L276 PluginConnector]: TraceAbstraction initialized 19.68/10.55 [2019-03-28 22:29:31,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:29:30" (1/4) ... 19.68/10.55 [2019-03-28 22:29:31,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60323cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:29:31, skipping insertion in model container 19.68/10.55 [2019-03-28 22:29:31,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (2/4) ... 19.68/10.55 [2019-03-28 22:29:31,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60323cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:29:31, skipping insertion in model container 19.68/10.55 [2019-03-28 22:29:31,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:29:31" (3/4) ... 19.68/10.55 [2019-03-28 22:29:31,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60323cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:29:31, skipping insertion in model container 19.68/10.55 [2019-03-28 22:29:31,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:29:31" (4/4) ... 19.68/10.55 [2019-03-28 22:29:31,476 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 19.68/10.55 [2019-03-28 22:29:31,486 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 19.68/10.55 [2019-03-28 22:29:31,494 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 19.68/10.55 [2019-03-28 22:29:31,511 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 19.68/10.55 [2019-03-28 22:29:31,540 INFO L133 ementStrategyFactory]: Using default assertion order modulation 19.68/10.55 [2019-03-28 22:29:31,541 INFO L382 AbstractCegarLoop]: Interprodecural is true 19.68/10.55 [2019-03-28 22:29:31,541 INFO L383 AbstractCegarLoop]: Hoare is true 19.68/10.55 [2019-03-28 22:29:31,541 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 19.68/10.55 [2019-03-28 22:29:31,542 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 19.68/10.55 [2019-03-28 22:29:31,542 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 19.68/10.55 [2019-03-28 22:29:31,542 INFO L387 AbstractCegarLoop]: Difference is false 19.68/10.55 [2019-03-28 22:29:31,542 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 19.68/10.55 [2019-03-28 22:29:31,542 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 19.68/10.55 [2019-03-28 22:29:31,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 19.68/10.55 [2019-03-28 22:29:31,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 19.68/10.55 [2019-03-28 22:29:31,566 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 19.68/10.55 [2019-03-28 22:29:31,618 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 19.68/10.55 [2019-03-28 22:29:31,618 INFO L448 ceAbstractionStarter]: For program point L22(lines 22 28) no Hoare annotation was computed. 19.68/10.55 [2019-03-28 22:29:31,619 INFO L451 ceAbstractionStarter]: At program point L22-2(lines 21 29) the Hoare annotation is: true 19.68/10.55 [2019-03-28 22:29:31,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:29:31 BasicIcfg 19.68/10.55 [2019-03-28 22:29:31,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 19.68/10.55 [2019-03-28 22:29:31,628 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 19.68/10.55 [2019-03-28 22:29:31,628 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 19.68/10.55 [2019-03-28 22:29:31,632 INFO L276 PluginConnector]: BuchiAutomizer initialized 19.68/10.55 [2019-03-28 22:29:31,632 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 19.68/10.55 [2019-03-28 22:29:31,633 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:29:30" (1/5) ... 19.68/10.55 [2019-03-28 22:29:31,633 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3004218a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:29:31, skipping insertion in model container 19.68/10.55 [2019-03-28 22:29:31,633 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 19.68/10.55 [2019-03-28 22:29:31,634 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:29:31" (2/5) ... 19.68/10.55 [2019-03-28 22:29:31,634 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3004218a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:29:31, skipping insertion in model container 19.68/10.55 [2019-03-28 22:29:31,634 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 19.68/10.55 [2019-03-28 22:29:31,634 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:29:31" (3/5) ... 19.68/10.55 [2019-03-28 22:29:31,635 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3004218a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:29:31, skipping insertion in model container 19.68/10.55 [2019-03-28 22:29:31,635 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 19.68/10.55 [2019-03-28 22:29:31,635 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:29:31" (4/5) ... 19.68/10.55 [2019-03-28 22:29:31,635 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3004218a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:29:31, skipping insertion in model container 19.68/10.55 [2019-03-28 22:29:31,635 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 19.68/10.55 [2019-03-28 22:29:31,636 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:29:31" (5/5) ... 19.68/10.55 [2019-03-28 22:29:31,637 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 19.68/10.55 [2019-03-28 22:29:31,664 INFO L133 ementStrategyFactory]: Using default assertion order modulation 19.68/10.55 [2019-03-28 22:29:31,665 INFO L374 BuchiCegarLoop]: Interprodecural is true 19.68/10.55 [2019-03-28 22:29:31,665 INFO L375 BuchiCegarLoop]: Hoare is true 19.68/10.55 [2019-03-28 22:29:31,665 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 19.68/10.55 [2019-03-28 22:29:31,665 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 19.68/10.55 [2019-03-28 22:29:31,665 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 19.68/10.55 [2019-03-28 22:29:31,666 INFO L379 BuchiCegarLoop]: Difference is false 19.68/10.55 [2019-03-28 22:29:31,666 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 19.68/10.55 [2019-03-28 22:29:31,666 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 19.68/10.55 [2019-03-28 22:29:31,669 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 19.68/10.55 [2019-03-28 22:29:31,686 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 19.68/10.55 [2019-03-28 22:29:31,687 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 19.68/10.55 [2019-03-28 22:29:31,687 INFO L119 BuchiIsEmpty]: Starting construction of run 19.68/10.55 [2019-03-28 22:29:31,696 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 19.68/10.55 [2019-03-28 22:29:31,696 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 19.68/10.55 [2019-03-28 22:29:31,696 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 19.68/10.55 [2019-03-28 22:29:31,696 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 19.68/10.55 [2019-03-28 22:29:31,697 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 19.68/10.55 [2019-03-28 22:29:31,697 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 19.68/10.55 [2019-03-28 22:29:31,697 INFO L119 BuchiIsEmpty]: Starting construction of run 19.68/10.55 [2019-03-28 22:29:31,697 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 19.68/10.55 [2019-03-28 22:29:31,698 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 19.68/10.55 [2019-03-28 22:29:31,703 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [24] ULTIMATE.startENTRY-->L22-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~tx~0_1 |v_ULTIMATE.start_main_#t~nondet3_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_1|, ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~tx~0=v_ULTIMATE.start_main_~tx~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet3_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet4, ULTIMATE.start_main_#t~nondet5, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~tx~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 5#L22-2true 19.68/10.55 [2019-03-28 22:29:31,704 INFO L796 eck$LassoCheckResult]: Loop: 5#L22-2true [32] L22-2-->L22: Formula: (and (<= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~z~0_7 v_ULTIMATE.start_main_~tx~0_7)) (<= v_ULTIMATE.start_main_~y~0_7 v_ULTIMATE.start_main_~x~0_7)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~tx~0=v_ULTIMATE.start_main_~tx~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} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~tx~0=v_ULTIMATE.start_main_~tx~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[] 4#L22true [37] L22-->L22-2: Formula: (and (= v_ULTIMATE.start_main_~tx~0_8 v_ULTIMATE.start_main_~x~0_9) (= v_ULTIMATE.start_main_~x~0_8 |v_ULTIMATE.start_main_#t~nondet5_3|) (< 0 |v_ULTIMATE.start_main_#t~nondet4_3|) (= v_ULTIMATE.start_main_~z~0_8 (+ v_ULTIMATE.start_main_~z~0_9 (- 1)))) InVars {ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_9, ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_3|, ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_3|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} OutVars{ULTIMATE.start_main_~tx~0=v_ULTIMATE.start_main_~tx~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_8, ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_2|, ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_2|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4, ULTIMATE.start_main_#t~nondet5, ULTIMATE.start_main_~tx~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 5#L22-2true 19.68/10.55 [2019-03-28 22:29:31,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 19.68/10.55 [2019-03-28 22:29:31,712 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times 19.68/10.55 [2019-03-28 22:29:31,714 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 19.68/10.55 [2019-03-28 22:29:31,715 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 19.68/10.55 [2019-03-28 22:29:31,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:31,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:31,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.55 [2019-03-28 22:29:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.55 [2019-03-28 22:29:31,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 19.68/10.55 [2019-03-28 22:29:31,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1990, now seen corresponding path program 1 times 19.68/10.55 [2019-03-28 22:29:31,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 19.68/10.55 [2019-03-28 22:29:31,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 19.68/10.55 [2019-03-28 22:29:31,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:31,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:31,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.55 [2019-03-28 22:29:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.55 [2019-03-28 22:29:31,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 19.68/10.55 [2019-03-28 22:29:31,804 INFO L82 PathProgramCache]: Analyzing trace with hash 53884, now seen corresponding path program 1 times 19.68/10.55 [2019-03-28 22:29:31,805 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 19.68/10.55 [2019-03-28 22:29:31,805 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 19.68/10.55 [2019-03-28 22:29:31,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:31,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:31,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.55 [2019-03-28 22:29:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.55 [2019-03-28 22:29:31,885 INFO L216 LassoAnalysis]: Preferences: 19.68/10.55 [2019-03-28 22:29:31,887 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 19.68/10.55 [2019-03-28 22:29:31,887 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 19.68/10.55 [2019-03-28 22:29:31,887 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 19.68/10.55 [2019-03-28 22:29:31,887 INFO L127 ssoRankerPreferences]: Use exernal solver: true 19.68/10.55 [2019-03-28 22:29:31,887 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.55 [2019-03-28 22:29:31,887 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 19.68/10.55 [2019-03-28 22:29:31,888 INFO L130 ssoRankerPreferences]: Path of dumped script: 19.68/10.55 [2019-03-28 22:29:31,888 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 19.68/10.55 [2019-03-28 22:29:31,888 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 19.68/10.55 [2019-03-28 22:29:31,888 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 19.68/10.55 [2019-03-28 22:29:31,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.55 [2019-03-28 22:29:31,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.55 [2019-03-28 22:29:31,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.55 [2019-03-28 22:29:31,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.55 [2019-03-28 22:29:32,047 INFO L300 LassoAnalysis]: Preprocessing complete. 19.68/10.55 [2019-03-28 22:29:32,048 INFO L412 LassoAnalysis]: Checking for nontermination... 19.68/10.55 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.55 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 19.68/10.55 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.55 [2019-03-28 22:29:32,055 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 19.68/10.55 [2019-03-28 22:29:32,055 INFO L163 nArgumentSynthesizer]: Using integer mode. 19.68/10.55 [2019-03-28 22:29:32,089 INFO L445 LassoAnalysis]: Proved nontermination for one component. 19.68/10.55 [2019-03-28 22:29:32,089 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: [] 19.68/10.55 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.55 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 19.68/10.55 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.55 [2019-03-28 22:29:32,096 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 19.68/10.55 [2019-03-28 22:29:32,096 INFO L163 nArgumentSynthesizer]: Using integer mode. 19.68/10.55 [2019-03-28 22:29:32,124 INFO L445 LassoAnalysis]: Proved nontermination for one component. 19.68/10.55 [2019-03-28 22:29:32,124 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: [] 19.68/10.55 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.55 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 19.68/10.55 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.55 [2019-03-28 22:29:32,130 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 19.68/10.55 [2019-03-28 22:29:32,131 INFO L163 nArgumentSynthesizer]: Using integer mode. 19.68/10.55 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.55 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 19.68/10.55 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.55 [2019-03-28 22:29:32,167 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 19.68/10.55 [2019-03-28 22:29:32,168 INFO L163 nArgumentSynthesizer]: Using integer mode. 19.68/10.55 [2019-03-28 22:29:34,817 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 19.68/10.55 [2019-03-28 22:29:34,823 INFO L216 LassoAnalysis]: Preferences: 19.68/10.55 [2019-03-28 22:29:34,823 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 19.68/10.55 [2019-03-28 22:29:34,823 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 19.68/10.55 [2019-03-28 22:29:34,823 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 19.68/10.55 [2019-03-28 22:29:34,823 INFO L127 ssoRankerPreferences]: Use exernal solver: false 19.68/10.55 [2019-03-28 22:29:34,824 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 19.68/10.55 [2019-03-28 22:29:34,824 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 19.68/10.55 [2019-03-28 22:29:34,824 INFO L130 ssoRankerPreferences]: Path of dumped script: 19.68/10.55 [2019-03-28 22:29:34,824 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 19.68/10.55 [2019-03-28 22:29:34,824 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 19.68/10.55 [2019-03-28 22:29:34,824 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 19.68/10.55 [2019-03-28 22:29:34,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.55 [2019-03-28 22:29:34,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.55 [2019-03-28 22:29:34,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.55 [2019-03-28 22:29:34,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.55 [2019-03-28 22:29:34,923 INFO L300 LassoAnalysis]: Preprocessing complete. 19.68/10.55 [2019-03-28 22:29:34,928 INFO L497 LassoAnalysis]: Using template 'affine'. 19.68/10.55 [2019-03-28 22:29:34,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.55 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.55 Number of strict supporting invariants: 0 19.68/10.55 Number of non-strict supporting invariants: 1 19.68/10.55 Consider only non-deceasing supporting invariants: true 19.68/10.55 Simplify termination arguments: true 19.68/10.55 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.55 [2019-03-28 22:29:34,932 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.55 [2019-03-28 22:29:34,932 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.55 [2019-03-28 22:29:34,932 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.55 [2019-03-28 22:29:34,933 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 19.68/10.55 [2019-03-28 22:29:34,938 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 19.68/10.55 [2019-03-28 22:29:34,938 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 19.68/10.55 [2019-03-28 22:29:34,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 19.68/10.55 [2019-03-28 22:29:34,948 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.55 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.55 Number of strict supporting invariants: 0 19.68/10.55 Number of non-strict supporting invariants: 1 19.68/10.55 Consider only non-deceasing supporting invariants: true 19.68/10.55 Simplify termination arguments: true 19.68/10.55 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.55 [2019-03-28 22:29:34,948 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.55 [2019-03-28 22:29:34,948 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.55 [2019-03-28 22:29:34,949 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.55 [2019-03-28 22:29:34,949 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 19.68/10.55 [2019-03-28 22:29:34,951 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 19.68/10.55 [2019-03-28 22:29:34,951 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 19.68/10.55 [2019-03-28 22:29:34,959 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 19.68/10.55 [2019-03-28 22:29:34,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.55 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.55 Number of strict supporting invariants: 0 19.68/10.55 Number of non-strict supporting invariants: 1 19.68/10.55 Consider only non-deceasing supporting invariants: true 19.68/10.55 Simplify termination arguments: true 19.68/10.55 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.55 [2019-03-28 22:29:34,960 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.55 [2019-03-28 22:29:34,961 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 19.68/10.55 [2019-03-28 22:29:34,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.55 [2019-03-28 22:29:34,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.55 [2019-03-28 22:29:34,962 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 19.68/10.55 [2019-03-28 22:29:34,963 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 19.68/10.55 [2019-03-28 22:29:34,963 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 19.68/10.55 [2019-03-28 22:29:34,974 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 19.68/10.55 [2019-03-28 22:29:34,975 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.55 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.55 Number of strict supporting invariants: 0 19.68/10.55 Number of non-strict supporting invariants: 1 19.68/10.55 Consider only non-deceasing supporting invariants: true 19.68/10.55 Simplify termination arguments: true 19.68/10.55 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.55 [2019-03-28 22:29:34,976 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.55 [2019-03-28 22:29:34,976 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 19.68/10.55 [2019-03-28 22:29:34,976 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.55 [2019-03-28 22:29:34,976 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.55 [2019-03-28 22:29:34,976 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 19.68/10.55 [2019-03-28 22:29:34,977 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 19.68/10.55 [2019-03-28 22:29:34,977 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 19.68/10.55 [2019-03-28 22:29:34,981 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 19.68/10.55 [2019-03-28 22:29:34,982 INFO L497 LassoAnalysis]: Using template '2-nested'. 19.68/10.55 [2019-03-28 22:29:34,982 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.55 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.55 Number of strict supporting invariants: 0 19.68/10.55 Number of non-strict supporting invariants: 1 19.68/10.55 Consider only non-deceasing supporting invariants: true 19.68/10.55 Simplify termination arguments: true 19.68/10.55 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.55 [2019-03-28 22:29:34,983 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.55 [2019-03-28 22:29:34,983 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.55 [2019-03-28 22:29:34,983 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.55 [2019-03-28 22:29:34,984 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 19.68/10.55 [2019-03-28 22:29:34,987 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 19.68/10.55 [2019-03-28 22:29:34,987 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 19.68/10.55 [2019-03-28 22:29:34,993 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 19.68/10.55 [2019-03-28 22:29:34,993 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.55 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.55 Number of strict supporting invariants: 0 19.68/10.55 Number of non-strict supporting invariants: 1 19.68/10.55 Consider only non-deceasing supporting invariants: true 19.68/10.55 Simplify termination arguments: true 19.68/10.55 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.55 [2019-03-28 22:29:34,994 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.55 [2019-03-28 22:29:34,994 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.55 [2019-03-28 22:29:34,994 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.55 [2019-03-28 22:29:34,994 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 19.68/10.55 [2019-03-28 22:29:34,998 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 19.68/10.55 [2019-03-28 22:29:34,998 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 19.68/10.55 [2019-03-28 22:29:35,006 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 19.68/10.55 [2019-03-28 22:29:35,007 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.55 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.55 Number of strict supporting invariants: 0 19.68/10.55 Number of non-strict supporting invariants: 1 19.68/10.55 Consider only non-deceasing supporting invariants: true 19.68/10.55 Simplify termination arguments: true 19.68/10.55 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.55 [2019-03-28 22:29:35,007 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.55 [2019-03-28 22:29:35,007 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 19.68/10.55 [2019-03-28 22:29:35,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.55 [2019-03-28 22:29:35,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.55 [2019-03-28 22:29:35,008 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 19.68/10.55 [2019-03-28 22:29:35,010 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 19.68/10.55 [2019-03-28 22:29:35,010 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 19.68/10.55 [2019-03-28 22:29:35,028 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 19.68/10.55 [2019-03-28 22:29:35,042 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 19.68/10.55 [2019-03-28 22:29:35,043 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. 19.68/10.55 [2019-03-28 22:29:35,045 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 19.68/10.55 [2019-03-28 22:29:35,045 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 19.68/10.55 [2019-03-28 22:29:35,045 INFO L518 LassoAnalysis]: Proved termination. 19.68/10.55 [2019-03-28 22:29:35,046 INFO L520 LassoAnalysis]: Termination argument consisting of: 19.68/10.55 Ranking function 2-nested ranking function: 19.68/10.55 f0 = 2*ULTIMATE.start_main_~z~0 19.68/10.55 f1 = 2*ULTIMATE.start_main_~tx~0 - 2*ULTIMATE.start_main_~y~0 + 2*ULTIMATE.start_main_~z~0 + 1 19.68/10.55 Supporting invariants [] 19.68/10.55 [2019-03-28 22:29:35,048 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 19.68/10.55 [2019-03-28 22:29:35,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 19.68/10.55 [2019-03-28 22:29:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 19.68/10.55 [2019-03-28 22:29:35,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core 19.68/10.55 [2019-03-28 22:29:35,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... 19.68/10.55 [2019-03-28 22:29:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 19.68/10.55 [2019-03-28 22:29:35,110 WARN L254 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 7 conjunts are in the unsatisfiable core 19.68/10.55 [2019-03-28 22:29:35,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... 19.68/10.55 [2019-03-28 22:29:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 19.68/10.55 [2019-03-28 22:29:35,531 INFO L98 LoopCannibalizer]: 12 predicates before loop cannibalization 12 predicates after loop cannibalization 19.68/10.55 [2019-03-28 22:29:35,537 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 12 loop predicates 19.68/10.55 [2019-03-28 22:29:35,538 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. 19.68/10.55 [2019-03-28 22:29:35,807 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 8 states and 12 transitions. Complement of second has 6 states. 19.68/10.55 [2019-03-28 22:29:35,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states 19.68/10.55 [2019-03-28 22:29:35,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 19.68/10.55 [2019-03-28 22:29:35,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. 19.68/10.55 [2019-03-28 22:29:35,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 1 letters. Loop has 2 letters. 19.68/10.55 [2019-03-28 22:29:35,814 INFO L116 BuchiAccepts]: Finished buchiAccepts. 19.68/10.55 [2019-03-28 22:29:35,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 3 letters. Loop has 2 letters. 19.68/10.55 [2019-03-28 22:29:35,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. 19.68/10.55 [2019-03-28 22:29:35,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 1 letters. Loop has 4 letters. 19.68/10.55 [2019-03-28 22:29:35,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. 19.68/10.55 [2019-03-28 22:29:35,823 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8 states and 12 transitions. 19.68/10.55 [2019-03-28 22:29:35,824 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 19.68/10.55 [2019-03-28 22:29:35,828 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8 states to 8 states and 12 transitions. 19.68/10.55 [2019-03-28 22:29:35,829 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 19.68/10.55 [2019-03-28 22:29:35,830 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 19.68/10.55 [2019-03-28 22:29:35,830 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 12 transitions. 19.68/10.55 [2019-03-28 22:29:35,831 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 19.68/10.55 [2019-03-28 22:29:35,831 INFO L706 BuchiCegarLoop]: Abstraction has 8 states and 12 transitions. 19.68/10.55 [2019-03-28 22:29:35,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 12 transitions. 19.68/10.55 [2019-03-28 22:29:35,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. 19.68/10.55 [2019-03-28 22:29:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. 19.68/10.55 [2019-03-28 22:29:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 11 transitions. 19.68/10.55 [2019-03-28 22:29:35,861 INFO L729 BuchiCegarLoop]: Abstraction has 7 states and 11 transitions. 19.68/10.55 [2019-03-28 22:29:35,862 INFO L609 BuchiCegarLoop]: Abstraction has 7 states and 11 transitions. 19.68/10.55 [2019-03-28 22:29:35,862 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 19.68/10.55 [2019-03-28 22:29:35,862 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 11 transitions. 19.68/10.55 [2019-03-28 22:29:35,862 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 19.68/10.55 [2019-03-28 22:29:35,862 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 19.68/10.55 [2019-03-28 22:29:35,863 INFO L119 BuchiIsEmpty]: Starting construction of run 19.68/10.55 [2019-03-28 22:29:35,863 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 19.68/10.55 [2019-03-28 22:29:35,864 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 19.68/10.55 [2019-03-28 22:29:35,864 INFO L794 eck$LassoCheckResult]: Stem: 62#ULTIMATE.startENTRY [24] ULTIMATE.startENTRY-->L22-2: 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_~tx~0_1 |v_ULTIMATE.start_main_#t~nondet3_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~nondet4=|v_ULTIMATE.start_main_#t~nondet4_1|, ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~tx~0=v_ULTIMATE.start_main_~tx~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~nondet3_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet4, ULTIMATE.start_main_#t~nondet5, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~tx~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 63#L22-2 [32] L22-2-->L22: Formula: (and (<= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~z~0_7 v_ULTIMATE.start_main_~tx~0_7)) (<= v_ULTIMATE.start_main_~y~0_7 v_ULTIMATE.start_main_~x~0_7)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~tx~0=v_ULTIMATE.start_main_~tx~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} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~tx~0=v_ULTIMATE.start_main_~tx~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[] 64#L22 19.68/10.55 [2019-03-28 22:29:35,864 INFO L796 eck$LassoCheckResult]: Loop: 64#L22 [26] L22-->L22-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_8 (+ v_ULTIMATE.start_main_~y~0_9 1)) (= 0 |v_ULTIMATE.start_main_#t~nondet4_5|)) InVars {ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_5|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9} OutVars{ULTIMATE.start_main_#t~nondet4=|v_ULTIMATE.start_main_#t~nondet4_4|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4, ULTIMATE.start_main_~y~0] 65#L22-2 [32] L22-2-->L22: Formula: (and (<= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~z~0_7 v_ULTIMATE.start_main_~tx~0_7)) (<= v_ULTIMATE.start_main_~y~0_7 v_ULTIMATE.start_main_~x~0_7)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~tx~0=v_ULTIMATE.start_main_~tx~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} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~tx~0=v_ULTIMATE.start_main_~tx~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[] 64#L22 19.68/10.55 [2019-03-28 22:29:35,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 19.68/10.55 [2019-03-28 22:29:35,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1737, now seen corresponding path program 1 times 19.68/10.55 [2019-03-28 22:29:35,865 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 19.68/10.55 [2019-03-28 22:29:35,865 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 19.68/10.55 [2019-03-28 22:29:35,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:35,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:35,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.55 [2019-03-28 22:29:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.55 [2019-03-28 22:29:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.56 [2019-03-28 22:29:35,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 19.68/10.56 [2019-03-28 22:29:35,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1799, now seen corresponding path program 1 times 19.68/10.56 [2019-03-28 22:29:35,876 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 19.68/10.56 [2019-03-28 22:29:35,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 19.68/10.56 [2019-03-28 22:29:35,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.56 [2019-03-28 22:29:35,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 19.68/10.56 [2019-03-28 22:29:35,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.56 [2019-03-28 22:29:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.56 [2019-03-28 22:29:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.56 [2019-03-28 22:29:35,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 19.68/10.56 [2019-03-28 22:29:35,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1670095, now seen corresponding path program 1 times 19.68/10.56 [2019-03-28 22:29:35,883 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 19.68/10.56 [2019-03-28 22:29:35,883 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 19.68/10.56 [2019-03-28 22:29:35,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.56 [2019-03-28 22:29:35,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 19.68/10.56 [2019-03-28 22:29:35,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 19.68/10.56 [2019-03-28 22:29:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.56 [2019-03-28 22:29:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 19.68/10.56 [2019-03-28 22:29:35,918 INFO L216 LassoAnalysis]: Preferences: 19.68/10.56 [2019-03-28 22:29:35,919 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 19.68/10.56 [2019-03-28 22:29:35,919 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 19.68/10.56 [2019-03-28 22:29:35,919 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 19.68/10.56 [2019-03-28 22:29:35,919 INFO L127 ssoRankerPreferences]: Use exernal solver: true 19.68/10.56 [2019-03-28 22:29:35,919 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.56 [2019-03-28 22:29:35,919 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 19.68/10.56 [2019-03-28 22:29:35,919 INFO L130 ssoRankerPreferences]: Path of dumped script: 19.68/10.56 [2019-03-28 22:29:35,920 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 19.68/10.56 [2019-03-28 22:29:35,920 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 19.68/10.56 [2019-03-28 22:29:35,920 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 19.68/10.56 [2019-03-28 22:29:35,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.56 [2019-03-28 22:29:35,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.56 [2019-03-28 22:29:35,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.56 [2019-03-28 22:29:35,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.56 [2019-03-28 22:29:35,985 INFO L300 LassoAnalysis]: Preprocessing complete. 19.68/10.56 [2019-03-28 22:29:35,985 INFO L412 LassoAnalysis]: Checking for nontermination... 19.68/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.56 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 19.68/10.56 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.56 [2019-03-28 22:29:35,990 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 19.68/10.56 [2019-03-28 22:29:35,990 INFO L163 nArgumentSynthesizer]: Using integer mode. 19.68/10.56 [2019-03-28 22:29:36,018 INFO L445 LassoAnalysis]: Proved nontermination for one component. 19.68/10.56 [2019-03-28 22:29:36,019 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 19.68/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.56 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 19.68/10.56 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.56 [2019-03-28 22:29:36,023 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 19.68/10.56 [2019-03-28 22:29:36,024 INFO L163 nArgumentSynthesizer]: Using integer mode. 19.68/10.56 [2019-03-28 22:29:36,027 INFO L445 LassoAnalysis]: Proved nontermination for one component. 19.68/10.56 [2019-03-28 22:29:36,028 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet4=0} Honda state: {ULTIMATE.start_main_#t~nondet4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 19.68/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.56 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 19.68/10.56 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.56 [2019-03-28 22:29:36,057 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 19.68/10.56 [2019-03-28 22:29:36,057 INFO L163 nArgumentSynthesizer]: Using integer mode. 19.68/10.56 [2019-03-28 22:29:36,084 INFO L445 LassoAnalysis]: Proved nontermination for one component. 19.68/10.56 [2019-03-28 22:29:36,084 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 19.68/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.56 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 19.68/10.56 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.56 [2019-03-28 22:29:36,090 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 19.68/10.56 [2019-03-28 22:29:36,090 INFO L163 nArgumentSynthesizer]: Using integer mode. 19.68/10.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 19.68/10.56 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 19.68/10.56 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 19.68/10.56 [2019-03-28 22:29:36,121 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 19.68/10.56 [2019-03-28 22:29:36,121 INFO L163 nArgumentSynthesizer]: Using integer mode. 19.68/10.56 [2019-03-28 22:29:36,729 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 19.68/10.56 [2019-03-28 22:29:36,732 INFO L216 LassoAnalysis]: Preferences: 19.68/10.56 [2019-03-28 22:29:36,733 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 19.68/10.56 [2019-03-28 22:29:36,733 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 19.68/10.56 [2019-03-28 22:29:36,733 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 19.68/10.56 [2019-03-28 22:29:36,733 INFO L127 ssoRankerPreferences]: Use exernal solver: false 19.68/10.56 [2019-03-28 22:29:36,733 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 19.68/10.56 [2019-03-28 22:29:36,733 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 19.68/10.56 [2019-03-28 22:29:36,734 INFO L130 ssoRankerPreferences]: Path of dumped script: 19.68/10.56 [2019-03-28 22:29:36,734 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 19.68/10.56 [2019-03-28 22:29:36,734 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 19.68/10.56 [2019-03-28 22:29:36,734 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 19.68/10.56 [2019-03-28 22:29:36,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.56 [2019-03-28 22:29:36,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.56 [2019-03-28 22:29:36,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.56 [2019-03-28 22:29:36,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 19.68/10.56 [2019-03-28 22:29:36,801 INFO L300 LassoAnalysis]: Preprocessing complete. 19.68/10.56 [2019-03-28 22:29:36,801 INFO L497 LassoAnalysis]: Using template 'affine'. 19.68/10.56 [2019-03-28 22:29:36,802 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.56 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.56 Number of strict supporting invariants: 0 19.68/10.56 Number of non-strict supporting invariants: 1 19.68/10.56 Consider only non-deceasing supporting invariants: true 19.68/10.56 Simplify termination arguments: true 19.68/10.56 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.56 [2019-03-28 22:29:36,802 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.56 [2019-03-28 22:29:36,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.56 [2019-03-28 22:29:36,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.56 [2019-03-28 22:29:36,803 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 19.68/10.56 [2019-03-28 22:29:36,804 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 19.68/10.56 [2019-03-28 22:29:36,804 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 19.68/10.56 [2019-03-28 22:29:36,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 19.68/10.56 [2019-03-28 22:29:36,808 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.56 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.56 Number of strict supporting invariants: 0 19.68/10.56 Number of non-strict supporting invariants: 1 19.68/10.56 Consider only non-deceasing supporting invariants: true 19.68/10.56 Simplify termination arguments: true 19.68/10.56 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.56 [2019-03-28 22:29:36,808 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.56 [2019-03-28 22:29:36,808 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 19.68/10.56 [2019-03-28 22:29:36,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.56 [2019-03-28 22:29:36,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.56 [2019-03-28 22:29:36,809 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 19.68/10.56 [2019-03-28 22:29:36,810 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 19.68/10.56 [2019-03-28 22:29:36,810 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 19.68/10.56 [2019-03-28 22:29:36,811 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 19.68/10.56 [2019-03-28 22:29:36,811 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.56 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.56 Number of strict supporting invariants: 0 19.68/10.56 Number of non-strict supporting invariants: 1 19.68/10.56 Consider only non-deceasing supporting invariants: true 19.68/10.56 Simplify termination arguments: true 19.68/10.56 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.56 [2019-03-28 22:29:36,812 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.56 [2019-03-28 22:29:36,812 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.56 [2019-03-28 22:29:36,812 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.56 [2019-03-28 22:29:36,812 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 19.68/10.56 [2019-03-28 22:29:36,813 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 19.68/10.56 [2019-03-28 22:29:36,813 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 19.68/10.56 [2019-03-28 22:29:36,818 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 19.68/10.56 [2019-03-28 22:29:36,818 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 19.68/10.56 Termination analysis: LINEAR_WITH_GUESSES 19.68/10.56 Number of strict supporting invariants: 0 19.68/10.56 Number of non-strict supporting invariants: 1 19.68/10.56 Consider only non-deceasing supporting invariants: true 19.68/10.56 Simplify termination arguments: true 19.68/10.56 Simplify supporting invariants: trueOverapproximate stem: false 19.68/10.56 [2019-03-28 22:29:36,819 INFO L339 nArgumentSynthesizer]: Template has degree 0. 19.68/10.56 [2019-03-28 22:29:36,819 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 19.68/10.56 [2019-03-28 22:29:36,820 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 19.68/10.56 [2019-03-28 22:29:36,820 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 19.68/10.56 [2019-03-28 22:29:36,820 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 19.68/10.56 [2019-03-28 22:29:36,821 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 19.68/10.56 [2019-03-28 22:29:36,821 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 19.68/10.56 [2019-03-28 22:29:36,825 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 19.68/10.56 [2019-03-28 22:29:36,830 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 19.68/10.56 [2019-03-28 22:29:36,830 INFO L444 ModelExtractionUtils]: 2 out of 6 variables were initially zero. Simplification set additionally 1 variables to zero. 19.68/10.56 [2019-03-28 22:29:36,831 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 19.68/10.56 [2019-03-28 22:29:36,831 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 19.68/10.56 [2019-03-28 22:29:36,831 INFO L518 LassoAnalysis]: Proved termination. 19.68/10.56 [2019-03-28 22:29:36,831 INFO L520 LassoAnalysis]: Termination argument consisting of: 19.68/10.56 Ranking function f(ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0) = -1*ULTIMATE.start_main_~y~0 + 1*ULTIMATE.start_main_~x~0 19.68/10.56 Supporting invariants [] 19.68/10.56 [2019-03-28 22:29:36,832 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 19.68/10.56 [2019-03-28 22:29:36,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 19.68/10.56 [2019-03-28 22:29:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 19.68/10.56 [2019-03-28 22:29:36,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core 19.68/10.56 [2019-03-28 22:29:36,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... 19.68/10.56 [2019-03-28 22:29:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 19.68/10.56 [2019-03-28 22:29:36,865 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core 19.68/10.56 [2019-03-28 22:29:36,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... 19.68/10.56 [2019-03-28 22:29:36,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 19.68/10.56 [2019-03-28 22:29:36,876 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 19.68/10.56 [2019-03-28 22:29:36,876 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 19.68/10.56 [2019-03-28 22:29:36,876 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 7 states and 11 transitions. cyclomatic complexity: 6 Second operand 3 states. 19.68/10.56 [2019-03-28 22:29:36,899 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 7 states and 11 transitions. cyclomatic complexity: 6. Second operand 3 states. Result 10 states and 15 transitions. Complement of second has 4 states. 19.68/10.56 [2019-03-28 22:29:36,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 19.68/10.56 [2019-03-28 22:29:36,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 19.68/10.56 [2019-03-28 22:29:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. 19.68/10.56 [2019-03-28 22:29:36,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 2 letters. Loop has 2 letters. 19.68/10.56 [2019-03-28 22:29:36,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. 19.68/10.56 [2019-03-28 22:29:36,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 4 letters. Loop has 2 letters. 19.68/10.56 [2019-03-28 22:29:36,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. 19.68/10.56 [2019-03-28 22:29:36,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 2 letters. Loop has 4 letters. 19.68/10.56 [2019-03-28 22:29:36,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. 19.68/10.56 [2019-03-28 22:29:36,904 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 15 transitions. 19.68/10.56 [2019-03-28 22:29:36,904 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 19.68/10.56 [2019-03-28 22:29:36,905 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 0 states and 0 transitions. 19.68/10.56 [2019-03-28 22:29:36,905 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 19.68/10.56 [2019-03-28 22:29:36,905 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 19.68/10.56 [2019-03-28 22:29:36,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 19.68/10.56 [2019-03-28 22:29:36,905 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 19.68/10.56 [2019-03-28 22:29:36,905 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 19.68/10.56 [2019-03-28 22:29:36,905 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 19.68/10.56 [2019-03-28 22:29:36,906 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 19.68/10.56 [2019-03-28 22:29:36,906 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 19.68/10.56 [2019-03-28 22:29:36,906 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 19.68/10.56 [2019-03-28 22:29:36,906 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 19.68/10.56 [2019-03-28 22:29:36,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 19.68/10.56 [2019-03-28 22:29:36,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:29:36 BasicIcfg 19.68/10.56 [2019-03-28 22:29:36,913 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 19.68/10.56 [2019-03-28 22:29:36,913 INFO L168 Benchmark]: Toolchain (without parser) took 6087.97 ms. Allocated memory was 649.6 MB in the beginning and 678.4 MB in the end (delta: 28.8 MB). Free memory was 563.8 MB in the beginning and 383.6 MB in the end (delta: 180.2 MB). Peak memory consumption was 209.0 MB. Max. memory is 50.3 GB. 19.68/10.56 [2019-03-28 22:29:36,915 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 19.68/10.56 [2019-03-28 22:29:36,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.22 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 553.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. 19.68/10.56 [2019-03-28 22:29:36,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.73 ms. Allocated memory was 649.6 MB in the beginning and 678.4 MB in the end (delta: 28.8 MB). Free memory was 553.8 MB in the beginning and 644.2 MB in the end (delta: -90.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 50.3 GB. 19.68/10.56 [2019-03-28 22:29:36,917 INFO L168 Benchmark]: Boogie Preprocessor took 21.23 ms. Allocated memory is still 678.4 MB. Free memory was 644.2 MB in the beginning and 641.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 19.68/10.56 [2019-03-28 22:29:36,918 INFO L168 Benchmark]: RCFGBuilder took 207.09 ms. Allocated memory is still 678.4 MB. Free memory was 641.4 MB in the beginning and 627.9 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 19.68/10.56 [2019-03-28 22:29:36,918 INFO L168 Benchmark]: BlockEncodingV2 took 82.57 ms. Allocated memory is still 678.4 MB. Free memory was 627.9 MB in the beginning and 623.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 19.68/10.56 [2019-03-28 22:29:36,919 INFO L168 Benchmark]: TraceAbstraction took 159.18 ms. Allocated memory is still 678.4 MB. Free memory was 622.5 MB in the beginning and 613.9 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 19.68/10.56 [2019-03-28 22:29:36,919 INFO L168 Benchmark]: BuchiAutomizer took 5284.61 ms. Allocated memory is still 678.4 MB. Free memory was 613.9 MB in the beginning and 383.6 MB in the end (delta: 230.3 MB). Peak memory consumption was 230.3 MB. Max. memory is 50.3 GB. 19.68/10.56 [2019-03-28 22:29:36,947 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 19.68/10.56 --- Results --- 19.68/10.56 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 19.68/10.56 - StatisticsResult: Initial Icfg 19.68/10.56 7 locations, 9 edges 19.68/10.56 - StatisticsResult: Encoded RCFG 19.68/10.56 3 locations, 5 edges 19.68/10.56 * Results from de.uni_freiburg.informatik.ultimate.core: 19.68/10.56 - StatisticsResult: Toolchain Benchmarks 19.68/10.56 Benchmark results are: 19.68/10.56 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 19.68/10.56 * CACSL2BoogieTranslator took 229.22 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 553.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. 19.68/10.56 * Boogie Procedure Inliner took 98.73 ms. Allocated memory was 649.6 MB in the beginning and 678.4 MB in the end (delta: 28.8 MB). Free memory was 553.8 MB in the beginning and 644.2 MB in the end (delta: -90.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 50.3 GB. 19.68/10.56 * Boogie Preprocessor took 21.23 ms. Allocated memory is still 678.4 MB. Free memory was 644.2 MB in the beginning and 641.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 19.68/10.56 * RCFGBuilder took 207.09 ms. Allocated memory is still 678.4 MB. Free memory was 641.4 MB in the beginning and 627.9 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 19.68/10.56 * BlockEncodingV2 took 82.57 ms. Allocated memory is still 678.4 MB. Free memory was 627.9 MB in the beginning and 623.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 19.68/10.56 * TraceAbstraction took 159.18 ms. Allocated memory is still 678.4 MB. Free memory was 622.5 MB in the beginning and 613.9 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 19.68/10.56 * BuchiAutomizer took 5284.61 ms. Allocated memory is still 678.4 MB. Free memory was 613.9 MB in the beginning and 383.6 MB in the end (delta: 230.3 MB). Peak memory consumption was 230.3 MB. Max. memory is 50.3 GB. 19.68/10.56 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 19.68/10.56 - AllSpecificationsHoldResult: All specifications hold 19.68/10.56 We were not able to verify any specifiation because the program does not contain any specification. 19.68/10.56 - InvariantResult [Line: 21]: Loop Invariant 19.68/10.56 Derived loop invariant: 1 19.68/10.56 - StatisticsResult: Ultimate Automizer benchmark data 19.68/10.56 CFG has 1 procedures, 3 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 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 19.68/10.56 - StatisticsResult: Constructed decomposition of program 19.68/10.56 Your program was decomposed into 2 terminating modules (0 trivial, 0 deterministic, 2 nondeterministic). One nondeterministic module has 2-nested ranking function (if 2 * z > 0 then 1 else 0), (if 2 * z > 0 then 2 * z else 2 * tx + -2 * y + 2 * z + 1) and consists of 4 locations. One nondeterministic module has affine ranking function -1 * y + x and consists of 3 locations. 19.68/10.56 - StatisticsResult: Timing statistics 19.68/10.56 BüchiAutomizer plugin needed 5.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 7 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 14 SDslu, 0 SDs, 0 SdLazy, 27 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital21 mio100 ax158 hnf100 lsp54 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq153 hnf93 smp100 dnf100 smp100 tf108 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 3.4s 19.68/10.56 - TerminationAnalysisResult: Termination proven 19.68/10.56 Buchi Automizer proved that your program is terminating 19.68/10.56 RESULT: Ultimate proved your program to be correct! 19.68/10.56 !SESSION 2019-03-28 22:29:27.568 ----------------------------------------------- 19.68/10.56 eclipse.buildId=unknown 19.68/10.56 java.version=1.8.0_181 19.68/10.56 java.vendor=Oracle Corporation 19.68/10.56 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 19.68/10.56 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 19.68/10.56 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 19.68/10.56 19.68/10.56 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:29:37.180 19.68/10.56 !MESSAGE The workspace will exit with unsaved changes in this session. 19.68/10.56 Received shutdown request... 19.68/10.56 Ultimate: 19.68/10.56 GTK+ Version Check 19.68/10.56 EOF