14.06/6.33 YES 14.06/6.33 14.06/6.33 Ultimate: Cannot open display: 14.06/6.33 This is Ultimate 0.1.24-8dc7c08-m 14.06/6.33 [2019-03-28 22:39:15,122 INFO L170 SettingsManager]: Resetting all preferences to default values... 14.06/6.33 [2019-03-28 22:39:15,124 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 14.06/6.33 [2019-03-28 22:39:15,135 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 14.06/6.33 [2019-03-28 22:39:15,135 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 14.06/6.33 [2019-03-28 22:39:15,137 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 14.06/6.33 [2019-03-28 22:39:15,138 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 14.06/6.33 [2019-03-28 22:39:15,140 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 14.06/6.33 [2019-03-28 22:39:15,141 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 14.06/6.33 [2019-03-28 22:39:15,142 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 14.06/6.33 [2019-03-28 22:39:15,143 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 14.06/6.33 [2019-03-28 22:39:15,143 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 14.06/6.33 [2019-03-28 22:39:15,144 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 14.06/6.33 [2019-03-28 22:39:15,145 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 14.06/6.33 [2019-03-28 22:39:15,146 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 14.06/6.33 [2019-03-28 22:39:15,147 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 14.06/6.33 [2019-03-28 22:39:15,147 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 14.06/6.33 [2019-03-28 22:39:15,149 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 14.06/6.33 [2019-03-28 22:39:15,151 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 14.06/6.33 [2019-03-28 22:39:15,152 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 14.06/6.33 [2019-03-28 22:39:15,153 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 14.06/6.33 [2019-03-28 22:39:15,155 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 14.06/6.33 [2019-03-28 22:39:15,157 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 14.06/6.33 [2019-03-28 22:39:15,157 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 14.06/6.33 [2019-03-28 22:39:15,157 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 14.06/6.33 [2019-03-28 22:39:15,158 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 14.06/6.33 [2019-03-28 22:39:15,158 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 14.06/6.33 [2019-03-28 22:39:15,159 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 14.06/6.33 [2019-03-28 22:39:15,160 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 14.06/6.33 [2019-03-28 22:39:15,160 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 14.06/6.33 [2019-03-28 22:39:15,161 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 14.06/6.33 [2019-03-28 22:39:15,162 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 14.06/6.33 [2019-03-28 22:39:15,163 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 14.06/6.33 [2019-03-28 22:39:15,163 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 14.06/6.33 [2019-03-28 22:39:15,163 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 14.06/6.33 [2019-03-28 22:39:15,164 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 14.06/6.33 [2019-03-28 22:39:15,164 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 14.06/6.33 [2019-03-28 22:39:15,165 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 14.06/6.33 [2019-03-28 22:39:15,166 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 14.06/6.33 [2019-03-28 22:39:15,166 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 14.06/6.33 [2019-03-28 22:39:15,181 INFO L110 SettingsManager]: Loading preferences was successful 14.06/6.33 [2019-03-28 22:39:15,181 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 14.06/6.33 [2019-03-28 22:39:15,182 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 14.06/6.33 [2019-03-28 22:39:15,182 INFO L133 SettingsManager]: * Rewrite not-equals=true 14.06/6.33 [2019-03-28 22:39:15,182 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 14.06/6.33 [2019-03-28 22:39:15,182 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 14.06/6.33 [2019-03-28 22:39:15,183 INFO L133 SettingsManager]: * Use SBE=true 14.06/6.33 [2019-03-28 22:39:15,183 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 14.06/6.33 [2019-03-28 22:39:15,183 INFO L133 SettingsManager]: * Use old map elimination=false 14.06/6.33 [2019-03-28 22:39:15,183 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 14.06/6.33 [2019-03-28 22:39:15,183 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 14.06/6.33 [2019-03-28 22:39:15,183 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 14.06/6.33 [2019-03-28 22:39:15,184 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 14.06/6.33 [2019-03-28 22:39:15,184 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 14.06/6.33 [2019-03-28 22:39:15,184 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.06/6.33 [2019-03-28 22:39:15,184 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 14.06/6.33 [2019-03-28 22:39:15,184 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 14.06/6.33 [2019-03-28 22:39:15,185 INFO L133 SettingsManager]: * Check division by zero=IGNORE 14.06/6.33 [2019-03-28 22:39:15,185 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 14.06/6.33 [2019-03-28 22:39:15,185 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 14.06/6.33 [2019-03-28 22:39:15,185 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 14.06/6.33 [2019-03-28 22:39:15,185 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 14.06/6.33 [2019-03-28 22:39:15,185 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 14.06/6.33 [2019-03-28 22:39:15,186 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 14.06/6.33 [2019-03-28 22:39:15,186 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.06/6.33 [2019-03-28 22:39:15,186 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 14.06/6.33 [2019-03-28 22:39:15,186 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 14.06/6.33 [2019-03-28 22:39:15,186 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 14.06/6.33 [2019-03-28 22:39:15,186 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 14.06/6.33 [2019-03-28 22:39:15,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 14.06/6.33 [2019-03-28 22:39:15,225 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 14.06/6.33 [2019-03-28 22:39:15,228 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 14.06/6.33 [2019-03-28 22:39:15,230 INFO L271 PluginConnector]: Initializing CDTParser... 14.06/6.33 [2019-03-28 22:39:15,230 INFO L276 PluginConnector]: CDTParser initialized 14.06/6.33 [2019-03-28 22:39:15,231 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 14.06/6.33 [2019-03-28 22:39:15,292 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/9d708a0ec2124e2194f82bb635b9b201/FLAG77fb36b05 14.06/6.33 [2019-03-28 22:39:15,631 INFO L307 CDTParser]: Found 1 translation units. 14.06/6.33 [2019-03-28 22:39:15,632 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 14.06/6.33 [2019-03-28 22:39:15,639 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/9d708a0ec2124e2194f82bb635b9b201/FLAG77fb36b05 14.06/6.33 [2019-03-28 22:39:16,036 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/9d708a0ec2124e2194f82bb635b9b201 14.06/6.33 [2019-03-28 22:39:16,048 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 14.06/6.33 [2019-03-28 22:39:16,049 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 14.06/6.33 [2019-03-28 22:39:16,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 14.06/6.33 [2019-03-28 22:39:16,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 14.06/6.33 [2019-03-28 22:39:16,055 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 14.06/6.33 [2019-03-28 22:39:16,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7ad6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16, skipping insertion in model container 14.06/6.33 [2019-03-28 22:39:16,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 14.06/6.33 [2019-03-28 22:39:16,085 INFO L176 MainTranslator]: Built tables and reachable declarations 14.06/6.33 [2019-03-28 22:39:16,244 INFO L206 PostProcessor]: Analyzing one entry point: main 14.06/6.33 [2019-03-28 22:39:16,249 INFO L191 MainTranslator]: Completed pre-run 14.06/6.33 [2019-03-28 22:39:16,265 INFO L206 PostProcessor]: Analyzing one entry point: main 14.06/6.33 [2019-03-28 22:39:16,281 INFO L195 MainTranslator]: Completed translation 14.06/6.33 [2019-03-28 22:39:16,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16 WrapperNode 14.06/6.33 [2019-03-28 22:39:16,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 14.06/6.33 [2019-03-28 22:39:16,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 14.06/6.33 [2019-03-28 22:39:16,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 14.06/6.33 [2019-03-28 22:39:16,283 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 14.06/6.33 [2019-03-28 22:39:16,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 14.06/6.33 [2019-03-28 22:39:16,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 14.06/6.33 [2019-03-28 22:39:16,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 14.06/6.33 [2019-03-28 22:39:16,379 INFO L276 PluginConnector]: Boogie Preprocessor initialized 14.06/6.33 [2019-03-28 22:39:16,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 14.06/6.33 [2019-03-28 22:39:16,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 14.06/6.33 [2019-03-28 22:39:16,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... 14.06/6.33 [2019-03-28 22:39:16,399 INFO L276 PluginConnector]: RCFGBuilder initialized 14.06/6.33 [2019-03-28 22:39:16,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (1/1) ... 14.06/6.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.06/6.33 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 14.06/6.33 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.06/6.33 [2019-03-28 22:39:16,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 14.06/6.33 [2019-03-28 22:39:16,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 14.06/6.33 [2019-03-28 22:39:16,583 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 14.06/6.33 [2019-03-28 22:39:16,583 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 14.06/6.33 [2019-03-28 22:39:16,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:39:16 BoogieIcfgContainer 14.06/6.33 [2019-03-28 22:39:16,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 14.06/6.33 [2019-03-28 22:39:16,585 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 14.06/6.33 [2019-03-28 22:39:16,586 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 14.06/6.33 [2019-03-28 22:39:16,588 INFO L276 PluginConnector]: BlockEncodingV2 initialized 14.06/6.33 [2019-03-28 22:39:16,588 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:39:16" (1/1) ... 14.06/6.33 [2019-03-28 22:39:16,603 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 14.06/6.33 [2019-03-28 22:39:16,604 INFO L258 BlockEncoder]: Using Remove infeasible edges 14.06/6.33 [2019-03-28 22:39:16,605 INFO L263 BlockEncoder]: Using Maximize final states 14.06/6.33 [2019-03-28 22:39:16,606 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 14.06/6.33 [2019-03-28 22:39:16,606 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 14.06/6.33 [2019-03-28 22:39:16,608 INFO L296 BlockEncoder]: Using Remove sink states 14.06/6.33 [2019-03-28 22:39:16,609 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 14.06/6.33 [2019-03-28 22:39:16,609 INFO L179 BlockEncoder]: Using Rewrite not-equals 14.06/6.33 [2019-03-28 22:39:16,623 INFO L185 BlockEncoder]: Using Use SBE 14.06/6.33 [2019-03-28 22:39:16,630 INFO L200 BlockEncoder]: SBE split 0 edges 14.06/6.33 [2019-03-28 22:39:16,635 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 14.06/6.33 [2019-03-28 22:39:16,637 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.06/6.33 [2019-03-28 22:39:16,650 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 14.06/6.33 [2019-03-28 22:39:16,652 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 14.06/6.33 [2019-03-28 22:39:16,653 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 14.06/6.33 [2019-03-28 22:39:16,653 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.06/6.33 [2019-03-28 22:39:16,654 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 14.06/6.33 [2019-03-28 22:39:16,654 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 14.06/6.33 [2019-03-28 22:39:16,654 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 14.06/6.33 [2019-03-28 22:39:16,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:39:16 BasicIcfg 14.06/6.33 [2019-03-28 22:39:16,655 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 14.06/6.33 [2019-03-28 22:39:16,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 14.06/6.33 [2019-03-28 22:39:16,656 INFO L271 PluginConnector]: Initializing TraceAbstraction... 14.06/6.33 [2019-03-28 22:39:16,659 INFO L276 PluginConnector]: TraceAbstraction initialized 14.06/6.33 [2019-03-28 22:39:16,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:39:16" (1/4) ... 14.06/6.33 [2019-03-28 22:39:16,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47652f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:39:16, skipping insertion in model container 14.06/6.33 [2019-03-28 22:39:16,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (2/4) ... 14.06/6.33 [2019-03-28 22:39:16,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47652f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:39:16, skipping insertion in model container 14.06/6.33 [2019-03-28 22:39:16,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:39:16" (3/4) ... 14.06/6.33 [2019-03-28 22:39:16,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47652f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:39:16, skipping insertion in model container 14.06/6.33 [2019-03-28 22:39:16,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:39:16" (4/4) ... 14.06/6.33 [2019-03-28 22:39:16,663 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.06/6.33 [2019-03-28 22:39:16,673 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 14.06/6.33 [2019-03-28 22:39:16,681 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 14.06/6.33 [2019-03-28 22:39:16,698 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 14.06/6.33 [2019-03-28 22:39:16,727 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.06/6.33 [2019-03-28 22:39:16,727 INFO L382 AbstractCegarLoop]: Interprodecural is true 14.06/6.33 [2019-03-28 22:39:16,727 INFO L383 AbstractCegarLoop]: Hoare is true 14.06/6.33 [2019-03-28 22:39:16,728 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 14.06/6.33 [2019-03-28 22:39:16,728 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 14.06/6.33 [2019-03-28 22:39:16,728 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.06/6.33 [2019-03-28 22:39:16,728 INFO L387 AbstractCegarLoop]: Difference is false 14.06/6.33 [2019-03-28 22:39:16,728 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 14.06/6.33 [2019-03-28 22:39:16,729 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 14.06/6.33 [2019-03-28 22:39:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 14.06/6.33 [2019-03-28 22:39:16,748 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 14.06/6.33 [2019-03-28 22:39:16,751 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 14.06/6.33 [2019-03-28 22:39:16,800 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 14.06/6.33 [2019-03-28 22:39:16,801 INFO L451 ceAbstractionStarter]: At program point L22-2(lines 22 26) the Hoare annotation is: true 14.06/6.33 [2019-03-28 22:39:16,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:39:16 BasicIcfg 14.06/6.33 [2019-03-28 22:39:16,809 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 14.06/6.33 [2019-03-28 22:39:16,810 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 14.06/6.33 [2019-03-28 22:39:16,810 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 14.06/6.33 [2019-03-28 22:39:16,813 INFO L276 PluginConnector]: BuchiAutomizer initialized 14.06/6.33 [2019-03-28 22:39:16,814 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.06/6.33 [2019-03-28 22:39:16,814 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:39:16" (1/5) ... 14.06/6.33 [2019-03-28 22:39:16,815 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@111bc2a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:39:16, skipping insertion in model container 14.06/6.33 [2019-03-28 22:39:16,815 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.06/6.33 [2019-03-28 22:39:16,815 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:39:16" (2/5) ... 14.06/6.33 [2019-03-28 22:39:16,816 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@111bc2a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:39:16, skipping insertion in model container 14.06/6.33 [2019-03-28 22:39:16,816 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.06/6.33 [2019-03-28 22:39:16,816 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:39:16" (3/5) ... 14.06/6.33 [2019-03-28 22:39:16,817 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@111bc2a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:39:16, skipping insertion in model container 14.06/6.33 [2019-03-28 22:39:16,817 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.06/6.33 [2019-03-28 22:39:16,817 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:39:16" (4/5) ... 14.06/6.33 [2019-03-28 22:39:16,817 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@111bc2a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:39:16, skipping insertion in model container 14.06/6.33 [2019-03-28 22:39:16,817 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.06/6.33 [2019-03-28 22:39:16,818 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:39:16" (5/5) ... 14.06/6.33 [2019-03-28 22:39:16,819 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.06/6.33 [2019-03-28 22:39:16,847 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.06/6.33 [2019-03-28 22:39:16,847 INFO L374 BuchiCegarLoop]: Interprodecural is true 14.06/6.33 [2019-03-28 22:39:16,847 INFO L375 BuchiCegarLoop]: Hoare is true 14.06/6.33 [2019-03-28 22:39:16,847 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 14.06/6.33 [2019-03-28 22:39:16,848 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 14.06/6.33 [2019-03-28 22:39:16,848 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.06/6.33 [2019-03-28 22:39:16,848 INFO L379 BuchiCegarLoop]: Difference is false 14.06/6.33 [2019-03-28 22:39:16,848 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 14.06/6.33 [2019-03-28 22:39:16,848 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 14.06/6.33 [2019-03-28 22:39:16,852 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 14.06/6.33 [2019-03-28 22:39:16,869 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.06/6.33 [2019-03-28 22:39:16,870 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.06/6.33 [2019-03-28 22:39:16,870 INFO L119 BuchiIsEmpty]: Starting construction of run 14.06/6.33 [2019-03-28 22:39:16,875 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.06/6.33 [2019-03-28 22:39:16,875 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 14.06/6.33 [2019-03-28 22:39:16,876 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 14.06/6.33 [2019-03-28 22:39:16,876 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 14.06/6.33 [2019-03-28 22:39:16,876 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.06/6.33 [2019-03-28 22:39:16,876 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.06/6.33 [2019-03-28 22:39:16,877 INFO L119 BuchiIsEmpty]: Starting construction of run 14.06/6.33 [2019-03-28 22:39:16,877 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.06/6.33 [2019-03-28 22:39:16,877 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 14.06/6.33 [2019-03-28 22:39:16,882 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L22-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 1) (= v_ULTIMATE.start_main_~y~0_1 100)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 4#L22-2true 14.06/6.33 [2019-03-28 22:39:16,883 INFO L796 eck$LassoCheckResult]: Loop: 4#L22-2true [24] L22-2-->L22-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_6 (+ (* (- 1) v_ULTIMATE.start_main_~z~0_7) v_ULTIMATE.start_main_~y~0_7)) (= v_ULTIMATE.start_main_~z~0_6 (- v_ULTIMATE.start_main_~z~0_7)) (<= 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* (- 1) v_ULTIMATE.start_main_~y~0_7) v_ULTIMATE.start_main_~x~0_8))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 4#L22-2true 14.06/6.33 [2019-03-28 22:39:16,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.06/6.33 [2019-03-28 22:39:16,889 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 14.06/6.33 [2019-03-28 22:39:16,891 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.06/6.33 [2019-03-28 22:39:16,892 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.06/6.33 [2019-03-28 22:39:16,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.06/6.33 [2019-03-28 22:39:16,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.06/6.33 [2019-03-28 22:39:16,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.06/6.33 [2019-03-28 22:39:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.06/6.33 [2019-03-28 22:39:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.06/6.33 [2019-03-28 22:39:16,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.06/6.33 [2019-03-28 22:39:16,966 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times 14.06/6.33 [2019-03-28 22:39:16,966 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.06/6.33 [2019-03-28 22:39:16,966 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.06/6.33 [2019-03-28 22:39:16,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.06/6.33 [2019-03-28 22:39:16,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.06/6.33 [2019-03-28 22:39:16,969 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.06/6.33 [2019-03-28 22:39:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.06/6.33 [2019-03-28 22:39:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.06/6.33 [2019-03-28 22:39:16,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.06/6.33 [2019-03-28 22:39:16,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1543, now seen corresponding path program 1 times 14.06/6.33 [2019-03-28 22:39:16,983 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.06/6.33 [2019-03-28 22:39:16,983 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.06/6.33 [2019-03-28 22:39:16,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.06/6.33 [2019-03-28 22:39:16,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.06/6.33 [2019-03-28 22:39:16,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.06/6.33 [2019-03-28 22:39:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.06/6.33 [2019-03-28 22:39:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.06/6.33 [2019-03-28 22:39:17,068 INFO L216 LassoAnalysis]: Preferences: 14.06/6.33 [2019-03-28 22:39:17,070 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.06/6.33 [2019-03-28 22:39:17,070 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.06/6.33 [2019-03-28 22:39:17,070 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.06/6.33 [2019-03-28 22:39:17,070 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.06/6.33 [2019-03-28 22:39:17,071 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.06/6.33 [2019-03-28 22:39:17,071 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.06/6.33 [2019-03-28 22:39:17,071 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.06/6.33 [2019-03-28 22:39:17,071 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 14.06/6.33 [2019-03-28 22:39:17,071 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.06/6.33 [2019-03-28 22:39:17,072 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.06/6.33 [2019-03-28 22:39:17,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,252 INFO L300 LassoAnalysis]: Preprocessing complete. 14.06/6.33 [2019-03-28 22:39:17,253 INFO L412 LassoAnalysis]: Checking for nontermination... 14.06/6.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.06/6.33 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.06/6.33 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.06/6.33 [2019-03-28 22:39:17,261 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.06/6.33 [2019-03-28 22:39:17,261 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.06/6.33 [2019-03-28 22:39:17,269 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.06/6.33 [2019-03-28 22:39:17,270 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.06/6.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.06/6.33 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.06/6.33 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.06/6.33 [2019-03-28 22:39:17,300 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.06/6.33 [2019-03-28 22:39:17,301 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.06/6.33 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.06/6.33 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.06/6.33 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.06/6.33 [2019-03-28 22:39:17,338 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.06/6.33 [2019-03-28 22:39:17,339 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.06/6.33 [2019-03-28 22:39:17,377 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 14.06/6.33 [2019-03-28 22:39:17,380 INFO L216 LassoAnalysis]: Preferences: 14.06/6.33 [2019-03-28 22:39:17,380 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.06/6.33 [2019-03-28 22:39:17,380 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.06/6.33 [2019-03-28 22:39:17,380 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.06/6.33 [2019-03-28 22:39:17,380 INFO L127 ssoRankerPreferences]: Use exernal solver: false 14.06/6.33 [2019-03-28 22:39:17,380 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 14.06/6.33 [2019-03-28 22:39:17,381 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.06/6.33 [2019-03-28 22:39:17,381 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.06/6.33 [2019-03-28 22:39:17,381 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 14.06/6.33 [2019-03-28 22:39:17,381 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.06/6.33 [2019-03-28 22:39:17,381 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.06/6.33 [2019-03-28 22:39:17,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.06/6.33 [2019-03-28 22:39:17,496 INFO L300 LassoAnalysis]: Preprocessing complete. 14.06/6.33 [2019-03-28 22:39:17,502 INFO L497 LassoAnalysis]: Using template 'affine'. 14.06/6.33 [2019-03-28 22:39:17,504 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.06/6.33 Termination analysis: LINEAR_WITH_GUESSES 14.06/6.33 Number of strict supporting invariants: 0 14.06/6.33 Number of non-strict supporting invariants: 1 14.06/6.33 Consider only non-deceasing supporting invariants: true 14.06/6.33 Simplify termination arguments: true 14.06/6.33 Simplify supporting invariants: trueOverapproximate stem: false 14.06/6.33 [2019-03-28 22:39:17,506 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.06/6.33 [2019-03-28 22:39:17,506 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.06/6.33 [2019-03-28 22:39:17,507 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.06/6.33 [2019-03-28 22:39:17,507 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.06/6.33 [2019-03-28 22:39:17,507 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.06/6.33 [2019-03-28 22:39:17,509 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.06/6.33 [2019-03-28 22:39:17,510 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.06/6.33 [2019-03-28 22:39:17,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.06/6.33 [2019-03-28 22:39:17,514 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.06/6.33 Termination analysis: LINEAR_WITH_GUESSES 14.06/6.33 Number of strict supporting invariants: 0 14.06/6.33 Number of non-strict supporting invariants: 1 14.06/6.33 Consider only non-deceasing supporting invariants: true 14.06/6.33 Simplify termination arguments: true 14.06/6.33 Simplify supporting invariants: trueOverapproximate stem: false 14.06/6.33 [2019-03-28 22:39:17,514 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.06/6.33 [2019-03-28 22:39:17,515 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.06/6.33 [2019-03-28 22:39:17,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.06/6.33 [2019-03-28 22:39:17,516 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.06/6.33 [2019-03-28 22:39:17,519 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 14.06/6.33 [2019-03-28 22:39:17,519 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 14.06/6.33 [2019-03-28 22:39:17,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.06/6.33 [2019-03-28 22:39:17,525 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.06/6.33 Termination analysis: LINEAR_WITH_GUESSES 14.06/6.33 Number of strict supporting invariants: 0 14.06/6.33 Number of non-strict supporting invariants: 1 14.06/6.33 Consider only non-deceasing supporting invariants: true 14.06/6.33 Simplify termination arguments: true 14.06/6.33 Simplify supporting invariants: trueOverapproximate stem: false 14.06/6.33 [2019-03-28 22:39:17,526 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.06/6.33 [2019-03-28 22:39:17,526 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.06/6.33 [2019-03-28 22:39:17,526 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.06/6.33 [2019-03-28 22:39:17,526 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.06/6.33 [2019-03-28 22:39:17,531 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 14.06/6.33 [2019-03-28 22:39:17,532 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 14.06/6.33 [2019-03-28 22:39:17,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.06/6.33 [2019-03-28 22:39:17,603 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.06/6.33 Termination analysis: LINEAR_WITH_GUESSES 14.06/6.33 Number of strict supporting invariants: 0 14.06/6.33 Number of non-strict supporting invariants: 1 14.06/6.33 Consider only non-deceasing supporting invariants: true 14.06/6.33 Simplify termination arguments: true 14.06/6.33 Simplify supporting invariants: trueOverapproximate stem: false 14.06/6.33 [2019-03-28 22:39:17,604 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.06/6.33 [2019-03-28 22:39:17,605 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.06/6.33 [2019-03-28 22:39:17,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.06/6.33 [2019-03-28 22:39:17,605 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.06/6.33 [2019-03-28 22:39:17,605 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.06/6.33 [2019-03-28 22:39:17,606 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.06/6.33 [2019-03-28 22:39:17,606 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.06/6.33 [2019-03-28 22:39:17,608 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.06/6.33 [2019-03-28 22:39:17,608 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.06/6.33 Termination analysis: LINEAR_WITH_GUESSES 14.06/6.33 Number of strict supporting invariants: 0 14.06/6.33 Number of non-strict supporting invariants: 1 14.06/6.33 Consider only non-deceasing supporting invariants: true 14.06/6.33 Simplify termination arguments: true 14.06/6.33 Simplify supporting invariants: trueOverapproximate stem: false 14.06/6.33 [2019-03-28 22:39:17,609 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.06/6.33 [2019-03-28 22:39:17,609 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.06/6.33 [2019-03-28 22:39:17,609 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.06/6.33 [2019-03-28 22:39:17,609 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.06/6.33 [2019-03-28 22:39:17,611 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 14.06/6.33 [2019-03-28 22:39:17,611 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 14.06/6.33 [2019-03-28 22:39:17,617 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.06/6.33 [2019-03-28 22:39:17,617 INFO L497 LassoAnalysis]: Using template '2-nested'. 14.06/6.33 [2019-03-28 22:39:17,618 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.06/6.33 Termination analysis: LINEAR_WITH_GUESSES 14.06/6.33 Number of strict supporting invariants: 0 14.06/6.33 Number of non-strict supporting invariants: 1 14.06/6.33 Consider only non-deceasing supporting invariants: true 14.06/6.33 Simplify termination arguments: true 14.06/6.33 Simplify supporting invariants: trueOverapproximate stem: false 14.06/6.33 [2019-03-28 22:39:17,618 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.06/6.33 [2019-03-28 22:39:17,618 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.06/6.33 [2019-03-28 22:39:17,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.06/6.33 [2019-03-28 22:39:17,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.06/6.33 [2019-03-28 22:39:17,619 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 14.06/6.33 [2019-03-28 22:39:17,620 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 14.06/6.33 [2019-03-28 22:39:17,620 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.06/6.33 [2019-03-28 22:39:17,621 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.06/6.33 [2019-03-28 22:39:17,621 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.06/6.33 Termination analysis: LINEAR_WITH_GUESSES 14.06/6.33 Number of strict supporting invariants: 0 14.06/6.33 Number of non-strict supporting invariants: 1 14.06/6.33 Consider only non-deceasing supporting invariants: true 14.06/6.33 Simplify termination arguments: true 14.06/6.33 Simplify supporting invariants: trueOverapproximate stem: false 14.06/6.33 [2019-03-28 22:39:17,622 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.06/6.33 [2019-03-28 22:39:17,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.06/6.33 [2019-03-28 22:39:17,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.06/6.33 [2019-03-28 22:39:17,622 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 14.06/6.33 [2019-03-28 22:39:17,625 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 14.06/6.33 [2019-03-28 22:39:17,625 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 14.06/6.33 [2019-03-28 22:39:17,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.06/6.33 [2019-03-28 22:39:17,629 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.06/6.33 Termination analysis: LINEAR_WITH_GUESSES 14.06/6.33 Number of strict supporting invariants: 0 14.06/6.33 Number of non-strict supporting invariants: 1 14.06/6.33 Consider only non-deceasing supporting invariants: true 14.06/6.33 Simplify termination arguments: true 14.06/6.33 Simplify supporting invariants: trueOverapproximate stem: false 14.06/6.33 [2019-03-28 22:39:17,629 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.06/6.33 [2019-03-28 22:39:17,630 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.06/6.33 [2019-03-28 22:39:17,630 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.06/6.33 [2019-03-28 22:39:17,630 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 14.06/6.33 [2019-03-28 22:39:17,634 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 14.06/6.33 [2019-03-28 22:39:17,634 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 14.06/6.33 [2019-03-28 22:39:17,671 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 14.06/6.33 [2019-03-28 22:39:17,697 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 14.06/6.33 [2019-03-28 22:39:17,698 INFO L444 ModelExtractionUtils]: 12 out of 21 variables were initially zero. Simplification set additionally 0 variables to zero. 14.06/6.33 [2019-03-28 22:39:17,700 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 14.06/6.33 [2019-03-28 22:39:17,705 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 3. 14.06/6.33 [2019-03-28 22:39:17,705 INFO L518 LassoAnalysis]: Proved termination. 14.06/6.33 [2019-03-28 22:39:17,706 INFO L520 LassoAnalysis]: Termination argument consisting of: 14.06/6.33 Ranking function 2-nested ranking function: 14.06/6.33 f0 = -2*ULTIMATE.start_main_~y~0 + 4*ULTIMATE.start_main_~x~0 + 199 14.06/6.33 f1 = 2*ULTIMATE.start_main_~x~0 + 199 14.06/6.33 Supporting invariants [2*ULTIMATE.start_main_~y~0 - 1*ULTIMATE.start_main_~z~0 - 199 >= 0] 14.06/6.33 [2019-03-28 22:39:17,715 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed 14.06/6.33 [2019-03-28 22:39:17,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.06/6.33 [2019-03-28 22:39:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.06/6.33 [2019-03-28 22:39:17,792 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core 14.06/6.33 [2019-03-28 22:39:17,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.06/6.33 [2019-03-28 22:39:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.06/6.33 [2019-03-28 22:39:17,805 WARN L254 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 8 conjunts are in the unsatisfiable core 14.06/6.33 [2019-03-28 22:39:17,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.06/6.33 [2019-03-28 22:39:17,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.06/6.33 [2019-03-28 22:39:17,850 INFO L98 LoopCannibalizer]: 3 predicates before loop cannibalization 3 predicates after loop cannibalization 14.06/6.33 [2019-03-28 22:39:17,855 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 3 loop predicates 14.06/6.33 [2019-03-28 22:39:17,856 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 14.06/6.33 [2019-03-28 22:39:17,934 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 14.06/6.33 [2019-03-28 22:39:17,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 14.06/6.33 [2019-03-28 22:39:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 14.06/6.33 [2019-03-28 22:39:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 14.06/6.33 [2019-03-28 22:39:17,939 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 14.06/6.33 [2019-03-28 22:39:17,939 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.06/6.33 [2019-03-28 22:39:17,939 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 14.06/6.33 [2019-03-28 22:39:17,940 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.06/6.33 [2019-03-28 22:39:17,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 14.06/6.33 [2019-03-28 22:39:17,940 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.06/6.33 [2019-03-28 22:39:17,945 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 14.06/6.33 [2019-03-28 22:39:17,945 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.06/6.33 [2019-03-28 22:39:17,948 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 14.06/6.33 [2019-03-28 22:39:17,950 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 14.06/6.33 [2019-03-28 22:39:17,950 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 14.06/6.33 [2019-03-28 22:39:17,950 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 14.06/6.33 [2019-03-28 22:39:17,951 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 14.06/6.33 [2019-03-28 22:39:17,951 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.06/6.33 [2019-03-28 22:39:17,951 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.06/6.33 [2019-03-28 22:39:17,951 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.06/6.33 [2019-03-28 22:39:17,952 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 14.06/6.33 [2019-03-28 22:39:17,952 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 14.06/6.33 [2019-03-28 22:39:17,952 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.06/6.33 [2019-03-28 22:39:17,952 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 14.06/6.33 [2019-03-28 22:39:17,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:39:17 BasicIcfg 14.06/6.33 [2019-03-28 22:39:17,958 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 14.06/6.33 [2019-03-28 22:39:17,958 INFO L168 Benchmark]: Toolchain (without parser) took 1909.98 ms. Allocated memory was 649.6 MB in the beginning and 692.1 MB in the end (delta: 42.5 MB). Free memory was 563.9 MB in the beginning and 507.4 MB in the end (delta: 56.4 MB). Peak memory consumption was 98.9 MB. Max. memory is 50.3 GB. 14.06/6.33 [2019-03-28 22:39:17,960 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.06/6.33 [2019-03-28 22:39:17,961 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.35 ms. Allocated memory is still 649.6 MB. Free memory was 563.9 MB in the beginning and 554.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 14.06/6.33 [2019-03-28 22:39:17,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.46 ms. Allocated memory was 649.6 MB in the beginning and 692.1 MB in the end (delta: 42.5 MB). Free memory was 554.2 MB in the beginning and 659.7 MB in the end (delta: -105.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 50.3 GB. 14.06/6.33 [2019-03-28 22:39:17,962 INFO L168 Benchmark]: Boogie Preprocessor took 19.81 ms. Allocated memory is still 692.1 MB. Free memory was 659.7 MB in the beginning and 656.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 14.06/6.33 [2019-03-28 22:39:17,963 INFO L168 Benchmark]: RCFGBuilder took 185.91 ms. Allocated memory is still 692.1 MB. Free memory was 656.6 MB in the beginning and 643.6 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 50.3 GB. 14.06/6.33 [2019-03-28 22:39:17,963 INFO L168 Benchmark]: BlockEncodingV2 took 69.50 ms. Allocated memory is still 692.1 MB. Free memory was 643.6 MB in the beginning and 639.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 14.06/6.33 [2019-03-28 22:39:17,964 INFO L168 Benchmark]: TraceAbstraction took 153.57 ms. Allocated memory is still 692.1 MB. Free memory was 638.2 MB in the beginning and 629.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 50.3 GB. 14.06/6.33 [2019-03-28 22:39:17,964 INFO L168 Benchmark]: BuchiAutomizer took 1148.12 ms. Allocated memory is still 692.1 MB. Free memory was 629.0 MB in the beginning and 507.4 MB in the end (delta: 121.6 MB). Peak memory consumption was 121.6 MB. Max. memory is 50.3 GB. 14.06/6.33 [2019-03-28 22:39:17,969 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 14.06/6.33 --- Results --- 14.06/6.33 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 14.06/6.33 - StatisticsResult: Initial Icfg 14.06/6.33 6 locations, 7 edges 14.06/6.33 - StatisticsResult: Encoded RCFG 14.06/6.33 2 locations, 2 edges 14.06/6.33 * Results from de.uni_freiburg.informatik.ultimate.core: 14.06/6.33 - StatisticsResult: Toolchain Benchmarks 14.06/6.33 Benchmark results are: 14.06/6.33 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.06/6.33 * CACSL2BoogieTranslator took 231.35 ms. Allocated memory is still 649.6 MB. Free memory was 563.9 MB in the beginning and 554.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 14.06/6.33 * Boogie Procedure Inliner took 96.46 ms. Allocated memory was 649.6 MB in the beginning and 692.1 MB in the end (delta: 42.5 MB). Free memory was 554.2 MB in the beginning and 659.7 MB in the end (delta: -105.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 50.3 GB. 14.06/6.33 * Boogie Preprocessor took 19.81 ms. Allocated memory is still 692.1 MB. Free memory was 659.7 MB in the beginning and 656.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 14.06/6.33 * RCFGBuilder took 185.91 ms. Allocated memory is still 692.1 MB. Free memory was 656.6 MB in the beginning and 643.6 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 50.3 GB. 14.06/6.33 * BlockEncodingV2 took 69.50 ms. Allocated memory is still 692.1 MB. Free memory was 643.6 MB in the beginning and 639.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 14.06/6.33 * TraceAbstraction took 153.57 ms. Allocated memory is still 692.1 MB. Free memory was 638.2 MB in the beginning and 629.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 50.3 GB. 14.06/6.33 * BuchiAutomizer took 1148.12 ms. Allocated memory is still 692.1 MB. Free memory was 629.0 MB in the beginning and 507.4 MB in the end (delta: 121.6 MB). Peak memory consumption was 121.6 MB. Max. memory is 50.3 GB. 14.06/6.33 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 14.06/6.33 - AllSpecificationsHoldResult: All specifications hold 14.06/6.33 We were not able to verify any specifiation because the program does not contain any specification. 14.06/6.33 - InvariantResult [Line: 22]: Loop Invariant 14.06/6.33 Derived loop invariant: 1 14.06/6.33 - StatisticsResult: Ultimate Automizer benchmark data 14.06/6.33 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 14.06/6.33 - StatisticsResult: Constructed decomposition of program 14.06/6.33 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has 2-nested ranking function (if -2 * y + 4 * x + 199 > 0 then 1 else 0), (if -2 * y + 4 * x + 199 > 0 then -2 * y + 4 * x + 199 else 2 * x + 199) and consists of 2 locations. 14.06/6.33 - StatisticsResult: Timing statistics 14.06/6.33 BüchiAutomizer plugin needed 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital29 mio100 ax141 hnf92 lsp68 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq200 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 7ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 14.06/6.33 - TerminationAnalysisResult: Termination proven 14.06/6.33 Buchi Automizer proved that your program is terminating 14.06/6.33 RESULT: Ultimate proved your program to be correct! 14.06/6.33 !SESSION 2019-03-28 22:39:12.760 ----------------------------------------------- 14.06/6.33 eclipse.buildId=unknown 14.06/6.33 java.version=1.8.0_181 14.06/6.33 java.vendor=Oracle Corporation 14.06/6.33 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 14.06/6.33 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 14.06/6.33 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 14.06/6.33 14.06/6.33 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:39:18.202 14.06/6.33 !MESSAGE The workspace will exit with unsaved changes in this session. 14.06/6.33 Received shutdown request... 14.06/6.33 Ultimate: 14.06/6.33 GTK+ Version Check 14.06/6.33 EOF