13.04/6.57 YES 13.04/6.57 13.04/6.57 Ultimate: Cannot open display: 13.04/6.57 This is Ultimate 0.1.24-8dc7c08-m 13.04/6.57 [2019-03-29 01:55:30,251 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.04/6.57 [2019-03-29 01:55:30,253 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.04/6.57 [2019-03-29 01:55:30,264 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.04/6.57 [2019-03-29 01:55:30,265 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.04/6.57 [2019-03-29 01:55:30,266 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.04/6.57 [2019-03-29 01:55:30,267 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.04/6.57 [2019-03-29 01:55:30,268 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.04/6.57 [2019-03-29 01:55:30,270 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.04/6.57 [2019-03-29 01:55:30,271 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.04/6.57 [2019-03-29 01:55:30,272 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.04/6.57 [2019-03-29 01:55:30,272 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.04/6.57 [2019-03-29 01:55:30,273 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.04/6.57 [2019-03-29 01:55:30,274 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.04/6.57 [2019-03-29 01:55:30,275 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.04/6.57 [2019-03-29 01:55:30,275 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.04/6.57 [2019-03-29 01:55:30,276 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.04/6.57 [2019-03-29 01:55:30,278 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.04/6.57 [2019-03-29 01:55:30,280 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.04/6.57 [2019-03-29 01:55:30,282 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.04/6.57 [2019-03-29 01:55:30,283 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.04/6.57 [2019-03-29 01:55:30,284 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.04/6.57 [2019-03-29 01:55:30,286 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.04/6.57 [2019-03-29 01:55:30,287 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.04/6.57 [2019-03-29 01:55:30,287 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.04/6.57 [2019-03-29 01:55:30,288 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.04/6.57 [2019-03-29 01:55:30,288 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.04/6.57 [2019-03-29 01:55:30,289 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.04/6.57 [2019-03-29 01:55:30,289 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.04/6.57 [2019-03-29 01:55:30,290 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.04/6.57 [2019-03-29 01:55:30,290 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.04/6.57 [2019-03-29 01:55:30,291 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.04/6.57 [2019-03-29 01:55:30,292 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.04/6.57 [2019-03-29 01:55:30,292 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.04/6.57 [2019-03-29 01:55:30,293 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.04/6.57 [2019-03-29 01:55:30,293 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.04/6.57 [2019-03-29 01:55:30,293 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.04/6.57 [2019-03-29 01:55:30,294 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.04/6.57 [2019-03-29 01:55:30,295 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.04/6.57 [2019-03-29 01:55:30,295 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.04/6.57 [2019-03-29 01:55:30,310 INFO L110 SettingsManager]: Loading preferences was successful 13.04/6.57 [2019-03-29 01:55:30,311 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.04/6.57 [2019-03-29 01:55:30,312 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.04/6.57 [2019-03-29 01:55:30,312 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.04/6.57 [2019-03-29 01:55:30,312 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.04/6.57 [2019-03-29 01:55:30,312 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.04/6.57 [2019-03-29 01:55:30,312 INFO L133 SettingsManager]: * Use SBE=true 13.04/6.57 [2019-03-29 01:55:30,313 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.04/6.57 [2019-03-29 01:55:30,313 INFO L133 SettingsManager]: * Use old map elimination=false 13.04/6.57 [2019-03-29 01:55:30,313 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.04/6.57 [2019-03-29 01:55:30,313 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.04/6.57 [2019-03-29 01:55:30,313 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.04/6.57 [2019-03-29 01:55:30,313 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.04/6.57 [2019-03-29 01:55:30,314 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.04/6.57 [2019-03-29 01:55:30,314 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.04/6.57 [2019-03-29 01:55:30,314 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.04/6.57 [2019-03-29 01:55:30,314 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.04/6.57 [2019-03-29 01:55:30,314 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.04/6.57 [2019-03-29 01:55:30,314 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.04/6.57 [2019-03-29 01:55:30,315 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.04/6.57 [2019-03-29 01:55:30,315 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.04/6.57 [2019-03-29 01:55:30,315 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.04/6.57 [2019-03-29 01:55:30,315 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.04/6.57 [2019-03-29 01:55:30,315 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.04/6.57 [2019-03-29 01:55:30,316 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.04/6.57 [2019-03-29 01:55:30,316 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.04/6.57 [2019-03-29 01:55:30,316 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.04/6.57 [2019-03-29 01:55:30,316 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.04/6.57 [2019-03-29 01:55:30,316 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.04/6.57 [2019-03-29 01:55:30,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.04/6.57 [2019-03-29 01:55:30,356 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.04/6.57 [2019-03-29 01:55:30,359 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.04/6.57 [2019-03-29 01:55:30,361 INFO L271 PluginConnector]: Initializing CDTParser... 13.04/6.57 [2019-03-29 01:55:30,361 INFO L276 PluginConnector]: CDTParser initialized 13.04/6.57 [2019-03-29 01:55:30,362 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.04/6.57 [2019-03-29 01:55:30,419 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/f3f855b2247d4227882bc4c991eb8e17/FLAGd157cf780 13.04/6.57 [2019-03-29 01:55:30,759 INFO L307 CDTParser]: Found 1 translation units. 13.04/6.57 [2019-03-29 01:55:30,759 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.04/6.57 [2019-03-29 01:55:30,766 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/f3f855b2247d4227882bc4c991eb8e17/FLAGd157cf780 13.04/6.57 [2019-03-29 01:55:31,168 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/f3f855b2247d4227882bc4c991eb8e17 13.04/6.57 [2019-03-29 01:55:31,180 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.04/6.57 [2019-03-29 01:55:31,181 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.04/6.57 [2019-03-29 01:55:31,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.04/6.57 [2019-03-29 01:55:31,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.04/6.57 [2019-03-29 01:55:31,186 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.04/6.57 [2019-03-29 01:55:31,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:55:31" (1/1) ... 13.04/6.57 [2019-03-29 01:55:31,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6c0af2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31, skipping insertion in model container 13.04/6.57 [2019-03-29 01:55:31,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:55:31" (1/1) ... 13.04/6.57 [2019-03-29 01:55:31,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.04/6.57 [2019-03-29 01:55:31,216 INFO L176 MainTranslator]: Built tables and reachable declarations 13.04/6.57 [2019-03-29 01:55:31,376 INFO L206 PostProcessor]: Analyzing one entry point: main 13.04/6.57 [2019-03-29 01:55:31,381 INFO L191 MainTranslator]: Completed pre-run 13.04/6.57 [2019-03-29 01:55:31,398 INFO L206 PostProcessor]: Analyzing one entry point: main 13.04/6.57 [2019-03-29 01:55:31,477 INFO L195 MainTranslator]: Completed translation 13.04/6.57 [2019-03-29 01:55:31,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31 WrapperNode 13.04/6.58 [2019-03-29 01:55:31,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.04/6.58 [2019-03-29 01:55:31,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.04/6.58 [2019-03-29 01:55:31,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.04/6.58 [2019-03-29 01:55:31,479 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.04/6.58 [2019-03-29 01:55:31,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.04/6.58 [2019-03-29 01:55:31,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.04/6.58 [2019-03-29 01:55:31,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.04/6.58 [2019-03-29 01:55:31,518 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.04/6.58 [2019-03-29 01:55:31,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.04/6.58 [2019-03-29 01:55:31,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.04/6.58 [2019-03-29 01:55:31,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.04/6.58 [2019-03-29 01:55:31,539 INFO L276 PluginConnector]: RCFGBuilder initialized 13.04/6.58 [2019-03-29 01:55:31,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (1/1) ... 13.04/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.04/6.58 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.04/6.58 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.04/6.58 [2019-03-29 01:55:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.04/6.58 [2019-03-29 01:55:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.04/6.58 [2019-03-29 01:55:31,753 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.04/6.58 [2019-03-29 01:55:31,753 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.04/6.58 [2019-03-29 01:55:31,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:55:31 BoogieIcfgContainer 13.04/6.58 [2019-03-29 01:55:31,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.04/6.58 [2019-03-29 01:55:31,755 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.04/6.58 [2019-03-29 01:55:31,755 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.04/6.58 [2019-03-29 01:55:31,757 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.04/6.58 [2019-03-29 01:55:31,758 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:55:31" (1/1) ... 13.04/6.58 [2019-03-29 01:55:31,773 INFO L313 BlockEncoder]: Initial Icfg 9 locations, 12 edges 13.04/6.58 [2019-03-29 01:55:31,775 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.04/6.58 [2019-03-29 01:55:31,775 INFO L263 BlockEncoder]: Using Maximize final states 13.04/6.58 [2019-03-29 01:55:31,776 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.04/6.58 [2019-03-29 01:55:31,776 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.04/6.58 [2019-03-29 01:55:31,778 INFO L296 BlockEncoder]: Using Remove sink states 13.04/6.58 [2019-03-29 01:55:31,779 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.04/6.58 [2019-03-29 01:55:31,780 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.04/6.58 [2019-03-29 01:55:31,795 INFO L185 BlockEncoder]: Using Use SBE 13.04/6.58 [2019-03-29 01:55:31,810 INFO L200 BlockEncoder]: SBE split 1 edges 13.04/6.58 [2019-03-29 01:55:31,816 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.04/6.58 [2019-03-29 01:55:31,818 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.04/6.58 [2019-03-29 01:55:31,828 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 13.04/6.58 [2019-03-29 01:55:31,830 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 13.04/6.58 [2019-03-29 01:55:31,831 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.04/6.58 [2019-03-29 01:55:31,831 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.04/6.58 [2019-03-29 01:55:31,837 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 13.04/6.58 [2019-03-29 01:55:31,837 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.04/6.58 [2019-03-29 01:55:31,838 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.04/6.58 [2019-03-29 01:55:31,838 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.04/6.58 [2019-03-29 01:55:31,838 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.04/6.58 [2019-03-29 01:55:31,838 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.04/6.58 [2019-03-29 01:55:31,839 INFO L313 BlockEncoder]: Encoded RCFG 4 locations, 6 edges 13.04/6.58 [2019-03-29 01:55:31,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:55:31 BasicIcfg 13.04/6.58 [2019-03-29 01:55:31,839 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.04/6.58 [2019-03-29 01:55:31,840 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.04/6.58 [2019-03-29 01:55:31,840 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.04/6.58 [2019-03-29 01:55:31,844 INFO L276 PluginConnector]: TraceAbstraction initialized 13.04/6.58 [2019-03-29 01:55:31,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:55:31" (1/4) ... 13.04/6.58 [2019-03-29 01:55:31,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52007a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:55:31, skipping insertion in model container 13.04/6.58 [2019-03-29 01:55:31,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (2/4) ... 13.04/6.58 [2019-03-29 01:55:31,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52007a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:55:31, skipping insertion in model container 13.04/6.58 [2019-03-29 01:55:31,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:55:31" (3/4) ... 13.04/6.58 [2019-03-29 01:55:31,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52007a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:55:31, skipping insertion in model container 13.04/6.58 [2019-03-29 01:55:31,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:55:31" (4/4) ... 13.04/6.58 [2019-03-29 01:55:31,848 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.04/6.58 [2019-03-29 01:55:31,858 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.04/6.58 [2019-03-29 01:55:31,868 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.04/6.58 [2019-03-29 01:55:31,886 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.04/6.58 [2019-03-29 01:55:31,914 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.04/6.58 [2019-03-29 01:55:31,915 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.04/6.58 [2019-03-29 01:55:31,915 INFO L383 AbstractCegarLoop]: Hoare is true 13.04/6.58 [2019-03-29 01:55:31,915 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.04/6.58 [2019-03-29 01:55:31,916 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.04/6.58 [2019-03-29 01:55:31,916 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.04/6.58 [2019-03-29 01:55:31,916 INFO L387 AbstractCegarLoop]: Difference is false 13.04/6.58 [2019-03-29 01:55:31,916 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.04/6.58 [2019-03-29 01:55:31,916 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.04/6.58 [2019-03-29 01:55:31,930 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. 13.04/6.58 [2019-03-29 01:55:31,936 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.04/6.58 [2019-03-29 01:55:31,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. 13.04/6.58 [2019-03-29 01:55:31,989 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.04/6.58 [2019-03-29 01:55:31,989 INFO L448 ceAbstractionStarter]: For program point L22(lines 22 26) no Hoare annotation was computed. 13.04/6.58 [2019-03-29 01:55:31,989 INFO L448 ceAbstractionStarter]: For program point L22-2(lines 22 26) no Hoare annotation was computed. 13.04/6.58 [2019-03-29 01:55:31,989 INFO L451 ceAbstractionStarter]: At program point L21-2(lines 21 28) the Hoare annotation is: true 13.04/6.58 [2019-03-29 01:55:31,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:55:31 BasicIcfg 13.04/6.58 [2019-03-29 01:55:31,998 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.04/6.58 [2019-03-29 01:55:31,998 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.04/6.58 [2019-03-29 01:55:31,998 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.04/6.58 [2019-03-29 01:55:32,002 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.04/6.58 [2019-03-29 01:55:32,003 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.04/6.58 [2019-03-29 01:55:32,003 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:55:31" (1/5) ... 13.04/6.58 [2019-03-29 01:55:32,003 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@249dfab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:55:32, skipping insertion in model container 13.04/6.58 [2019-03-29 01:55:32,004 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.04/6.58 [2019-03-29 01:55:32,004 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:55:31" (2/5) ... 13.04/6.58 [2019-03-29 01:55:32,004 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@249dfab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:55:32, skipping insertion in model container 13.04/6.58 [2019-03-29 01:55:32,004 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.04/6.58 [2019-03-29 01:55:32,004 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:55:31" (3/5) ... 13.04/6.58 [2019-03-29 01:55:32,005 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@249dfab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:55:32, skipping insertion in model container 13.04/6.58 [2019-03-29 01:55:32,005 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.04/6.58 [2019-03-29 01:55:32,005 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:55:31" (4/5) ... 13.04/6.58 [2019-03-29 01:55:32,006 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@249dfab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:55:32, skipping insertion in model container 13.04/6.58 [2019-03-29 01:55:32,006 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.04/6.58 [2019-03-29 01:55:32,006 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:55:31" (5/5) ... 13.04/6.58 [2019-03-29 01:55:32,007 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.04/6.58 [2019-03-29 01:55:32,034 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.04/6.58 [2019-03-29 01:55:32,034 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.04/6.58 [2019-03-29 01:55:32,034 INFO L375 BuchiCegarLoop]: Hoare is true 13.04/6.58 [2019-03-29 01:55:32,035 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.04/6.58 [2019-03-29 01:55:32,035 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.04/6.58 [2019-03-29 01:55:32,035 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.04/6.58 [2019-03-29 01:55:32,035 INFO L379 BuchiCegarLoop]: Difference is false 13.04/6.58 [2019-03-29 01:55:32,035 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.04/6.58 [2019-03-29 01:55:32,035 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.04/6.58 [2019-03-29 01:55:32,039 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states. 13.04/6.58 [2019-03-29 01:55:32,056 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 13.04/6.58 [2019-03-29 01:55:32,056 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.04/6.58 [2019-03-29 01:55:32,056 INFO L119 BuchiIsEmpty]: Starting construction of run 13.04/6.58 [2019-03-29 01:55:32,061 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.04/6.58 [2019-03-29 01:55:32,062 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 13.04/6.58 [2019-03-29 01:55:32,062 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.04/6.58 [2019-03-29 01:55:32,062 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states. 13.04/6.58 [2019-03-29 01:55:32,062 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 13.04/6.58 [2019-03-29 01:55:32,063 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.04/6.58 [2019-03-29 01:55:32,063 INFO L119 BuchiIsEmpty]: Starting construction of run 13.04/6.58 [2019-03-29 01:55:32,063 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.04/6.58 [2019-03-29 01:55:32,063 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 13.04/6.58 [2019-03-29 01:55:32,068 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [50] ULTIMATE.startENTRY-->L21-2: Formula: (and (< 0 v_ULTIMATE.start_main_~max~0_10) (= 1 v_ULTIMATE.start_main_~x~0_11) (= 0 v_ULTIMATE.start_main_~a~0_11)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_11, ULTIMATE.start_main_~max~0=v_ULTIMATE.start_main_~max~0_10, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_6|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~max~0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~x~0] 5#L21-2true 13.04/6.58 [2019-03-29 01:55:32,069 INFO L796 eck$LassoCheckResult]: Loop: 5#L21-2true [39] L21-2-->L22: Formula: (<= v_ULTIMATE.start_main_~x~0_10 v_ULTIMATE.start_main_~max~0_9) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10, ULTIMATE.start_main_~max~0=v_ULTIMATE.start_main_~max~0_9} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10, ULTIMATE.start_main_~max~0=v_ULTIMATE.start_main_~max~0_9} AuxVars[] AssignedVars[] 4#L22true [33] L22-->L22-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~nondet3_5|) (= v_ULTIMATE.start_main_~a~0_8 (+ v_ULTIMATE.start_main_~a~0_9 (- 1)))) InVars {ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_5|} OutVars{ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_8, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#t~nondet3] 6#L22-2true [42] L22-2-->L21-2: Formula: (= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~x~0_8 1)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 5#L21-2true 13.04/6.58 [2019-03-29 01:55:32,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.04/6.58 [2019-03-29 01:55:32,075 INFO L82 PathProgramCache]: Analyzing trace with hash 81, now seen corresponding path program 1 times 13.04/6.58 [2019-03-29 01:55:32,077 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.04/6.58 [2019-03-29 01:55:32,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.04/6.58 [2019-03-29 01:55:32,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.04/6.58 [2019-03-29 01:55:32,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.04/6.58 [2019-03-29 01:55:32,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.04/6.58 [2019-03-29 01:55:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.04/6.58 [2019-03-29 01:55:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.04/6.58 [2019-03-29 01:55:32,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.04/6.58 [2019-03-29 01:55:32,145 INFO L82 PathProgramCache]: Analyzing trace with hash 68335, now seen corresponding path program 1 times 13.04/6.58 [2019-03-29 01:55:32,145 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.04/6.58 [2019-03-29 01:55:32,146 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.04/6.58 [2019-03-29 01:55:32,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.04/6.58 [2019-03-29 01:55:32,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.04/6.58 [2019-03-29 01:55:32,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.04/6.58 [2019-03-29 01:55:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.04/6.58 [2019-03-29 01:55:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.04/6.58 [2019-03-29 01:55:32,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.04/6.58 [2019-03-29 01:55:32,160 INFO L82 PathProgramCache]: Analyzing trace with hash 2451615, now seen corresponding path program 1 times 13.04/6.58 [2019-03-29 01:55:32,160 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.04/6.58 [2019-03-29 01:55:32,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.04/6.58 [2019-03-29 01:55:32,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.04/6.58 [2019-03-29 01:55:32,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.04/6.58 [2019-03-29 01:55:32,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.04/6.58 [2019-03-29 01:55:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.04/6.58 [2019-03-29 01:55:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.04/6.58 [2019-03-29 01:55:32,223 INFO L216 LassoAnalysis]: Preferences: 13.04/6.58 [2019-03-29 01:55:32,224 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.04/6.58 [2019-03-29 01:55:32,224 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.04/6.58 [2019-03-29 01:55:32,224 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.04/6.58 [2019-03-29 01:55:32,225 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.04/6.58 [2019-03-29 01:55:32,225 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.04/6.58 [2019-03-29 01:55:32,225 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.04/6.58 [2019-03-29 01:55:32,225 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.04/6.58 [2019-03-29 01:55:32,225 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.04/6.58 [2019-03-29 01:55:32,226 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.04/6.58 [2019-03-29 01:55:32,226 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.04/6.58 [2019-03-29 01:55:32,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,406 INFO L300 LassoAnalysis]: Preprocessing complete. 13.04/6.58 [2019-03-29 01:55:32,407 INFO L412 LassoAnalysis]: Checking for nontermination... 13.04/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.04/6.58 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.04/6.58 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.04/6.58 [2019-03-29 01:55:32,416 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.04/6.58 [2019-03-29 01:55:32,416 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.04/6.58 [2019-03-29 01:55:32,450 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.04/6.58 [2019-03-29 01:55:32,450 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: [] 13.04/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.04/6.58 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.04/6.58 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.04/6.58 [2019-03-29 01:55:32,460 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.04/6.58 [2019-03-29 01:55:32,460 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.04/6.58 [2019-03-29 01:55:32,488 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.04/6.58 [2019-03-29 01:55:32,488 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: [] 13.04/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.04/6.58 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.04/6.58 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.04/6.58 [2019-03-29 01:55:32,501 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.04/6.58 [2019-03-29 01:55:32,502 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.04/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.04/6.58 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.04/6.58 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.04/6.58 [2019-03-29 01:55:32,534 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.04/6.58 [2019-03-29 01:55:32,534 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.04/6.58 [2019-03-29 01:55:32,574 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.04/6.58 [2019-03-29 01:55:32,574 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~a~0=0} Honda state: {ULTIMATE.start_main_~a~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~a~0=-5}, {ULTIMATE.start_main_~a~0=0}, {ULTIMATE.start_main_~a~0=4}] Lambdas: [1, 9, 1] Nus: [0, 0] 13.04/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.04/6.58 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.04/6.58 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.04/6.58 [2019-03-29 01:55:32,604 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.04/6.58 [2019-03-29 01:55:32,604 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.04/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.04/6.58 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.04/6.58 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.04/6.58 [2019-03-29 01:55:32,636 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.04/6.58 [2019-03-29 01:55:32,637 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.04/6.58 [2019-03-29 01:55:32,858 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 13.04/6.58 [2019-03-29 01:55:32,860 INFO L216 LassoAnalysis]: Preferences: 13.04/6.58 [2019-03-29 01:55:32,872 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.04/6.58 [2019-03-29 01:55:32,872 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.04/6.58 [2019-03-29 01:55:32,872 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.04/6.58 [2019-03-29 01:55:32,873 INFO L127 ssoRankerPreferences]: Use exernal solver: false 13.04/6.58 [2019-03-29 01:55:32,873 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 13.04/6.58 [2019-03-29 01:55:32,873 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.04/6.58 [2019-03-29 01:55:32,873 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.04/6.58 [2019-03-29 01:55:32,873 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.04/6.58 [2019-03-29 01:55:32,873 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.04/6.58 [2019-03-29 01:55:32,873 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.04/6.58 [2019-03-29 01:55:32,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.04/6.58 [2019-03-29 01:55:32,972 INFO L300 LassoAnalysis]: Preprocessing complete. 13.04/6.58 [2019-03-29 01:55:32,978 INFO L497 LassoAnalysis]: Using template 'affine'. 13.04/6.58 [2019-03-29 01:55:32,980 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.04/6.58 Termination analysis: LINEAR_WITH_GUESSES 13.04/6.58 Number of strict supporting invariants: 0 13.04/6.58 Number of non-strict supporting invariants: 1 13.04/6.58 Consider only non-deceasing supporting invariants: true 13.04/6.58 Simplify termination arguments: true 13.04/6.58 Simplify supporting invariants: trueOverapproximate stem: false 13.04/6.58 [2019-03-29 01:55:32,981 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.04/6.58 [2019-03-29 01:55:32,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.04/6.58 [2019-03-29 01:55:32,982 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.04/6.58 [2019-03-29 01:55:32,982 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.04/6.58 [2019-03-29 01:55:32,986 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.04/6.58 [2019-03-29 01:55:32,986 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.04/6.58 [2019-03-29 01:55:32,993 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.04/6.58 [2019-03-29 01:55:32,994 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.04/6.58 Termination analysis: LINEAR_WITH_GUESSES 13.04/6.58 Number of strict supporting invariants: 0 13.04/6.58 Number of non-strict supporting invariants: 1 13.04/6.58 Consider only non-deceasing supporting invariants: true 13.04/6.58 Simplify termination arguments: true 13.04/6.58 Simplify supporting invariants: trueOverapproximate stem: false 13.04/6.58 [2019-03-29 01:55:32,994 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.04/6.58 [2019-03-29 01:55:32,995 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.04/6.58 [2019-03-29 01:55:32,995 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.04/6.58 [2019-03-29 01:55:32,995 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.04/6.58 [2019-03-29 01:55:32,995 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.04/6.58 [2019-03-29 01:55:32,996 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.04/6.58 [2019-03-29 01:55:32,996 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.04/6.58 [2019-03-29 01:55:33,001 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.04/6.58 [2019-03-29 01:55:33,001 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.04/6.58 Termination analysis: LINEAR_WITH_GUESSES 13.04/6.58 Number of strict supporting invariants: 0 13.04/6.58 Number of non-strict supporting invariants: 1 13.04/6.58 Consider only non-deceasing supporting invariants: true 13.04/6.58 Simplify termination arguments: true 13.04/6.58 Simplify supporting invariants: trueOverapproximate stem: false 13.04/6.58 [2019-03-29 01:55:33,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.04/6.58 [2019-03-29 01:55:33,002 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.04/6.58 [2019-03-29 01:55:33,002 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.04/6.58 [2019-03-29 01:55:33,003 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.04/6.58 [2019-03-29 01:55:33,005 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.04/6.58 [2019-03-29 01:55:33,005 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.04/6.58 [2019-03-29 01:55:33,013 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.04/6.58 [2019-03-29 01:55:33,014 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.04/6.58 Termination analysis: LINEAR_WITH_GUESSES 13.04/6.58 Number of strict supporting invariants: 0 13.04/6.58 Number of non-strict supporting invariants: 1 13.04/6.58 Consider only non-deceasing supporting invariants: true 13.04/6.58 Simplify termination arguments: true 13.04/6.58 Simplify supporting invariants: trueOverapproximate stem: false 13.04/6.58 [2019-03-29 01:55:33,014 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.04/6.58 [2019-03-29 01:55:33,014 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.04/6.58 [2019-03-29 01:55:33,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.04/6.58 [2019-03-29 01:55:33,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.04/6.58 [2019-03-29 01:55:33,015 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.04/6.58 [2019-03-29 01:55:33,016 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.04/6.58 [2019-03-29 01:55:33,016 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.04/6.58 [2019-03-29 01:55:33,021 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 13.04/6.58 [2019-03-29 01:55:33,028 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 13.04/6.58 [2019-03-29 01:55:33,028 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. 13.04/6.58 [2019-03-29 01:55:33,030 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 13.04/6.58 [2019-03-29 01:55:33,030 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 13.04/6.58 [2019-03-29 01:55:33,030 INFO L518 LassoAnalysis]: Proved termination. 13.04/6.58 [2019-03-29 01:55:33,031 INFO L520 LassoAnalysis]: Termination argument consisting of: 13.04/6.58 Ranking function f(ULTIMATE.start_main_~x~0, ULTIMATE.start_main_~max~0) = -2*ULTIMATE.start_main_~x~0 + 2*ULTIMATE.start_main_~max~0 + 1 13.04/6.58 Supporting invariants [] 13.04/6.58 [2019-03-29 01:55:33,032 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 13.04/6.58 [2019-03-29 01:55:33,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.04/6.58 [2019-03-29 01:55:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.04/6.58 [2019-03-29 01:55:33,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 2 conjunts are in the unsatisfiable core 13.04/6.58 [2019-03-29 01:55:33,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.04/6.58 [2019-03-29 01:55:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.04/6.58 [2019-03-29 01:55:33,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core 13.04/6.58 [2019-03-29 01:55:33,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.04/6.58 [2019-03-29 01:55:33,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.04/6.58 [2019-03-29 01:55:33,130 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 13.04/6.58 [2019-03-29 01:55:33,135 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 13.04/6.58 [2019-03-29 01:55:33,137 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 4 states. Second operand 3 states. 13.04/6.58 [2019-03-29 01:55:33,196 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 4 states.. Second operand 3 states. Result 7 states and 12 transitions. Complement of second has 5 states. 13.04/6.58 [2019-03-29 01:55:33,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states 13.04/6.58 [2019-03-29 01:55:33,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 13.04/6.58 [2019-03-29 01:55:33,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. 13.04/6.58 [2019-03-29 01:55:33,201 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 1 letters. Loop has 3 letters. 13.04/6.58 [2019-03-29 01:55:33,203 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.04/6.58 [2019-03-29 01:55:33,203 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 4 letters. Loop has 3 letters. 13.04/6.58 [2019-03-29 01:55:33,203 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.04/6.58 [2019-03-29 01:55:33,203 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 1 letters. Loop has 6 letters. 13.04/6.58 [2019-03-29 01:55:33,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.04/6.58 [2019-03-29 01:55:33,210 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7 states and 12 transitions. 13.04/6.58 [2019-03-29 01:55:33,211 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.04/6.58 [2019-03-29 01:55:33,214 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7 states to 0 states and 0 transitions. 13.04/6.58 [2019-03-29 01:55:33,215 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 13.04/6.58 [2019-03-29 01:55:33,216 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 13.04/6.58 [2019-03-29 01:55:33,216 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 13.04/6.58 [2019-03-29 01:55:33,216 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 13.04/6.58 [2019-03-29 01:55:33,217 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.04/6.58 [2019-03-29 01:55:33,217 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.04/6.58 [2019-03-29 01:55:33,217 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.04/6.58 [2019-03-29 01:55:33,217 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 13.04/6.58 [2019-03-29 01:55:33,217 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 13.04/6.58 [2019-03-29 01:55:33,217 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.04/6.58 [2019-03-29 01:55:33,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 13.04/6.58 [2019-03-29 01:55:33,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:55:33 BasicIcfg 13.04/6.58 [2019-03-29 01:55:33,223 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.04/6.58 [2019-03-29 01:55:33,224 INFO L168 Benchmark]: Toolchain (without parser) took 2043.71 ms. Allocated memory was 649.6 MB in the beginning and 672.1 MB in the end (delta: 22.5 MB). Free memory was 558.4 MB in the beginning and 508.6 MB in the end (delta: 49.9 MB). Peak memory consumption was 72.4 MB. Max. memory is 50.3 GB. 13.04/6.58 [2019-03-29 01:55:33,226 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.04/6.58 [2019-03-29 01:55:33,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.47 ms. Allocated memory was 649.6 MB in the beginning and 672.1 MB in the end (delta: 22.5 MB). Free memory was 558.4 MB in the beginning and 639.6 MB in the end (delta: -81.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 50.3 GB. 13.04/6.58 [2019-03-29 01:55:33,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.22 ms. Allocated memory is still 672.1 MB. Free memory was 639.6 MB in the beginning and 638.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 13.04/6.58 [2019-03-29 01:55:33,228 INFO L168 Benchmark]: Boogie Preprocessor took 20.92 ms. Allocated memory is still 672.1 MB. Free memory was 638.3 MB in the beginning and 635.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 13.04/6.58 [2019-03-29 01:55:33,228 INFO L168 Benchmark]: RCFGBuilder took 215.68 ms. Allocated memory is still 672.1 MB. Free memory was 635.2 MB in the beginning and 622.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 13.04/6.58 [2019-03-29 01:55:33,229 INFO L168 Benchmark]: BlockEncodingV2 took 84.36 ms. Allocated memory is still 672.1 MB. Free memory was 622.2 MB in the beginning and 616.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.04/6.58 [2019-03-29 01:55:33,230 INFO L168 Benchmark]: TraceAbstraction took 157.59 ms. Allocated memory is still 672.1 MB. Free memory was 615.5 MB in the beginning and 607.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 13.04/6.58 [2019-03-29 01:55:33,230 INFO L168 Benchmark]: BuchiAutomizer took 1225.09 ms. Allocated memory is still 672.1 MB. Free memory was 607.3 MB in the beginning and 508.6 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 50.3 GB. 13.04/6.58 [2019-03-29 01:55:33,236 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.04/6.58 --- Results --- 13.04/6.58 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.04/6.58 - StatisticsResult: Initial Icfg 13.04/6.58 9 locations, 12 edges 13.04/6.58 - StatisticsResult: Encoded RCFG 13.04/6.58 4 locations, 6 edges 13.04/6.58 * Results from de.uni_freiburg.informatik.ultimate.core: 13.04/6.58 - StatisticsResult: Toolchain Benchmarks 13.04/6.58 Benchmark results are: 13.04/6.58 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.04/6.58 * CACSL2BoogieTranslator took 295.47 ms. Allocated memory was 649.6 MB in the beginning and 672.1 MB in the end (delta: 22.5 MB). Free memory was 558.4 MB in the beginning and 639.6 MB in the end (delta: -81.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 50.3 GB. 13.04/6.58 * Boogie Procedure Inliner took 39.22 ms. Allocated memory is still 672.1 MB. Free memory was 639.6 MB in the beginning and 638.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 13.04/6.58 * Boogie Preprocessor took 20.92 ms. Allocated memory is still 672.1 MB. Free memory was 638.3 MB in the beginning and 635.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 13.04/6.58 * RCFGBuilder took 215.68 ms. Allocated memory is still 672.1 MB. Free memory was 635.2 MB in the beginning and 622.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 13.04/6.58 * BlockEncodingV2 took 84.36 ms. Allocated memory is still 672.1 MB. Free memory was 622.2 MB in the beginning and 616.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.04/6.58 * TraceAbstraction took 157.59 ms. Allocated memory is still 672.1 MB. Free memory was 615.5 MB in the beginning and 607.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 13.04/6.58 * BuchiAutomizer took 1225.09 ms. Allocated memory is still 672.1 MB. Free memory was 607.3 MB in the beginning and 508.6 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 50.3 GB. 13.04/6.58 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.04/6.58 - AllSpecificationsHoldResult: All specifications hold 13.04/6.58 We were not able to verify any specifiation because the program does not contain any specification. 13.04/6.58 - InvariantResult [Line: 21]: Loop Invariant 13.04/6.58 Derived loop invariant: 1 13.04/6.58 - StatisticsResult: Ultimate Automizer benchmark data 13.04/6.58 CFG has 1 procedures, 4 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=4occurred 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 13.04/6.58 - StatisticsResult: Constructed decomposition of program 13.04/6.58 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function -2 * x + 2 * max + 1 and consists of 4 locations. 13.04/6.58 - StatisticsResult: Timing statistics 13.04/6.58 BüchiAutomizer plugin needed 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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: 5 SDtfs, 15 SDslu, 3 SDs, 0 SdLazy, 10 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax166 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 14ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s 13.04/6.58 - TerminationAnalysisResult: Termination proven 13.04/6.58 Buchi Automizer proved that your program is terminating 13.04/6.58 RESULT: Ultimate proved your program to be correct! 13.04/6.58 !SESSION 2019-03-29 01:55:27.908 ----------------------------------------------- 13.04/6.58 eclipse.buildId=unknown 13.04/6.58 java.version=1.8.0_181 13.04/6.58 java.vendor=Oracle Corporation 13.04/6.58 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.04/6.58 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.04/6.58 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 13.04/6.58 13.04/6.58 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:55:33.470 13.04/6.58 !MESSAGE The workspace will exit with unsaved changes in this session. 13.04/6.58 Received shutdown request... 13.04/6.58 Ultimate: 13.04/6.58 GTK+ Version Check 13.04/6.58 EOF