18.93/8.06 NO 18.93/8.06 18.93/8.06 Ultimate: Cannot open display: 18.93/8.06 This is Ultimate 0.1.24-8dc7c08-m 18.93/8.06 [2019-03-28 12:20:14,962 INFO L170 SettingsManager]: Resetting all preferences to default values... 18.93/8.06 [2019-03-28 12:20:14,964 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 18.93/8.06 [2019-03-28 12:20:14,975 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 18.93/8.06 [2019-03-28 12:20:14,976 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 18.93/8.06 [2019-03-28 12:20:14,977 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 18.93/8.06 [2019-03-28 12:20:14,978 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 18.93/8.06 [2019-03-28 12:20:14,980 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 18.93/8.06 [2019-03-28 12:20:14,981 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 18.93/8.06 [2019-03-28 12:20:14,982 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 18.93/8.06 [2019-03-28 12:20:14,983 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 18.93/8.06 [2019-03-28 12:20:14,983 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 18.93/8.06 [2019-03-28 12:20:14,984 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 18.93/8.06 [2019-03-28 12:20:14,985 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 18.93/8.06 [2019-03-28 12:20:14,986 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 18.93/8.06 [2019-03-28 12:20:14,986 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 18.93/8.06 [2019-03-28 12:20:14,987 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 18.93/8.06 [2019-03-28 12:20:14,989 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 18.93/8.06 [2019-03-28 12:20:14,991 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 18.93/8.06 [2019-03-28 12:20:14,992 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 18.93/8.06 [2019-03-28 12:20:14,993 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 18.93/8.06 [2019-03-28 12:20:14,994 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 18.93/8.06 [2019-03-28 12:20:14,997 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 18.93/8.06 [2019-03-28 12:20:14,997 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 18.93/8.06 [2019-03-28 12:20:14,997 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 18.93/8.06 [2019-03-28 12:20:14,998 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 18.93/8.06 [2019-03-28 12:20:14,998 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 18.93/8.06 [2019-03-28 12:20:14,999 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 18.93/8.06 [2019-03-28 12:20:14,999 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 18.93/8.06 [2019-03-28 12:20:15,000 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 18.93/8.06 [2019-03-28 12:20:15,001 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 18.93/8.06 [2019-03-28 12:20:15,002 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 18.93/8.06 [2019-03-28 12:20:15,003 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 18.93/8.06 [2019-03-28 12:20:15,003 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 18.93/8.06 [2019-03-28 12:20:15,003 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 18.93/8.06 [2019-03-28 12:20:15,004 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 18.93/8.06 [2019-03-28 12:20:15,004 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 18.93/8.06 [2019-03-28 12:20:15,005 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 18.93/8.06 [2019-03-28 12:20:15,005 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 18.93/8.06 [2019-03-28 12:20:15,006 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 18.93/8.06 [2019-03-28 12:20:15,020 INFO L110 SettingsManager]: Loading preferences was successful 18.93/8.06 [2019-03-28 12:20:15,021 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 18.93/8.06 [2019-03-28 12:20:15,022 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 18.93/8.06 [2019-03-28 12:20:15,022 INFO L133 SettingsManager]: * Rewrite not-equals=true 18.93/8.06 [2019-03-28 12:20:15,022 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 18.93/8.06 [2019-03-28 12:20:15,022 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 18.93/8.06 [2019-03-28 12:20:15,022 INFO L133 SettingsManager]: * Use SBE=true 18.93/8.06 [2019-03-28 12:20:15,023 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 18.93/8.06 [2019-03-28 12:20:15,023 INFO L133 SettingsManager]: * Use old map elimination=false 18.93/8.06 [2019-03-28 12:20:15,023 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 18.93/8.06 [2019-03-28 12:20:15,023 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 18.93/8.06 [2019-03-28 12:20:15,023 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 18.93/8.06 [2019-03-28 12:20:15,023 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 18.93/8.06 [2019-03-28 12:20:15,024 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 18.93/8.06 [2019-03-28 12:20:15,024 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 18.93/8.06 [2019-03-28 12:20:15,024 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 18.93/8.06 [2019-03-28 12:20:15,024 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 18.93/8.06 [2019-03-28 12:20:15,024 INFO L133 SettingsManager]: * Check division by zero=IGNORE 18.93/8.06 [2019-03-28 12:20:15,024 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 18.93/8.06 [2019-03-28 12:20:15,025 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 18.93/8.06 [2019-03-28 12:20:15,025 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 18.93/8.06 [2019-03-28 12:20:15,025 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 18.93/8.06 [2019-03-28 12:20:15,025 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 18.93/8.06 [2019-03-28 12:20:15,025 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 18.93/8.06 [2019-03-28 12:20:15,025 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 18.93/8.06 [2019-03-28 12:20:15,026 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 18.93/8.06 [2019-03-28 12:20:15,026 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 18.93/8.06 [2019-03-28 12:20:15,026 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 18.93/8.06 [2019-03-28 12:20:15,026 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 18.93/8.06 [2019-03-28 12:20:15,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 18.93/8.06 [2019-03-28 12:20:15,065 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 18.93/8.06 [2019-03-28 12:20:15,069 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 18.93/8.06 [2019-03-28 12:20:15,070 INFO L271 PluginConnector]: Initializing CDTParser... 18.93/8.06 [2019-03-28 12:20:15,070 INFO L276 PluginConnector]: CDTParser initialized 18.93/8.06 [2019-03-28 12:20:15,071 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 18.93/8.06 [2019-03-28 12:20:15,137 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/6c31b4bb4e87433fb021428c10c5c60b/FLAG7e6c3d922 18.93/8.06 [2019-03-28 12:20:15,523 INFO L307 CDTParser]: Found 1 translation units. 18.93/8.06 [2019-03-28 12:20:15,523 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 18.93/8.06 [2019-03-28 12:20:15,534 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/6c31b4bb4e87433fb021428c10c5c60b/FLAG7e6c3d922 18.93/8.06 [2019-03-28 12:20:15,887 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/6c31b4bb4e87433fb021428c10c5c60b 18.93/8.06 [2019-03-28 12:20:15,899 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 18.93/8.06 [2019-03-28 12:20:15,900 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 18.93/8.06 [2019-03-28 12:20:15,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 18.93/8.06 [2019-03-28 12:20:15,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 18.93/8.06 [2019-03-28 12:20:15,905 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 18.93/8.06 [2019-03-28 12:20:15,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:20:15" (1/1) ... 18.93/8.06 [2019-03-28 12:20:15,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dfd19f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:15, skipping insertion in model container 18.93/8.06 [2019-03-28 12:20:15,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:20:15" (1/1) ... 18.93/8.06 [2019-03-28 12:20:15,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 18.93/8.06 [2019-03-28 12:20:15,957 INFO L176 MainTranslator]: Built tables and reachable declarations 18.93/8.06 [2019-03-28 12:20:16,271 INFO L206 PostProcessor]: Analyzing one entry point: main 18.93/8.06 [2019-03-28 12:20:16,282 INFO L191 MainTranslator]: Completed pre-run 18.93/8.06 [2019-03-28 12:20:16,348 INFO L206 PostProcessor]: Analyzing one entry point: main 18.93/8.06 [2019-03-28 12:20:16,369 INFO L195 MainTranslator]: Completed translation 18.93/8.06 [2019-03-28 12:20:16,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16 WrapperNode 18.93/8.06 [2019-03-28 12:20:16,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 18.93/8.06 [2019-03-28 12:20:16,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 18.93/8.06 [2019-03-28 12:20:16,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 18.93/8.06 [2019-03-28 12:20:16,371 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 18.93/8.06 [2019-03-28 12:20:16,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 [2019-03-28 12:20:16,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 [2019-03-28 12:20:16,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 18.93/8.06 [2019-03-28 12:20:16,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 18.93/8.06 [2019-03-28 12:20:16,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 18.93/8.06 [2019-03-28 12:20:16,433 INFO L276 PluginConnector]: Boogie Preprocessor initialized 18.93/8.06 [2019-03-28 12:20:16,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 [2019-03-28 12:20:16,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 [2019-03-28 12:20:16,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 [2019-03-28 12:20:16,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 [2019-03-28 12:20:16,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 [2019-03-28 12:20:16,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 [2019-03-28 12:20:16,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 [2019-03-28 12:20:16,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 18.93/8.06 [2019-03-28 12:20:16,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 18.93/8.06 [2019-03-28 12:20:16,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... 18.93/8.06 [2019-03-28 12:20:16,477 INFO L276 PluginConnector]: RCFGBuilder initialized 18.93/8.06 [2019-03-28 12:20:16,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (1/1) ... 18.93/8.06 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 18.93/8.06 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 18.93/8.06 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 18.93/8.06 [2019-03-28 12:20:16,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_msg_t 18.93/8.06 [2019-03-28 12:20:16,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 18.93/8.06 [2019-03-28 12:20:16,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 18.93/8.06 [2019-03-28 12:20:17,196 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 18.93/8.06 [2019-03-28 12:20:17,196 INFO L286 CfgBuilder]: Removed 26 assue(true) statements. 18.93/8.06 [2019-03-28 12:20:17,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:20:17 BoogieIcfgContainer 18.93/8.06 [2019-03-28 12:20:17,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 18.93/8.06 [2019-03-28 12:20:17,198 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 18.93/8.06 [2019-03-28 12:20:17,198 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 18.93/8.06 [2019-03-28 12:20:17,201 INFO L276 PluginConnector]: BlockEncodingV2 initialized 18.93/8.06 [2019-03-28 12:20:17,201 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:20:17" (1/1) ... 18.93/8.06 [2019-03-28 12:20:17,233 INFO L313 BlockEncoder]: Initial Icfg 143 locations, 245 edges 18.93/8.06 [2019-03-28 12:20:17,235 INFO L258 BlockEncoder]: Using Remove infeasible edges 18.93/8.06 [2019-03-28 12:20:17,235 INFO L263 BlockEncoder]: Using Maximize final states 18.93/8.06 [2019-03-28 12:20:17,236 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 18.93/8.06 [2019-03-28 12:20:17,236 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 18.93/8.06 [2019-03-28 12:20:17,238 INFO L296 BlockEncoder]: Using Remove sink states 18.93/8.06 [2019-03-28 12:20:17,239 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 18.93/8.06 [2019-03-28 12:20:17,239 INFO L179 BlockEncoder]: Using Rewrite not-equals 18.93/8.06 [2019-03-28 12:20:17,299 INFO L185 BlockEncoder]: Using Use SBE 18.93/8.06 [2019-03-28 12:20:17,361 INFO L200 BlockEncoder]: SBE split 111 edges 18.93/8.06 [2019-03-28 12:20:17,369 INFO L70 emoveInfeasibleEdges]: Removed 3 edges and 0 locations because of local infeasibility 18.93/8.06 [2019-03-28 12:20:17,386 INFO L71 MaximizeFinalStates]: 0 new accepting states 18.93/8.06 [2019-03-28 12:20:17,411 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 18.93/8.06 [2019-03-28 12:20:17,414 INFO L70 RemoveSinkStates]: Removed 2 edges and 2 locations by removing sink states 18.93/8.06 [2019-03-28 12:20:17,416 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 18.93/8.06 [2019-03-28 12:20:17,417 INFO L71 MaximizeFinalStates]: 0 new accepting states 18.93/8.06 [2019-03-28 12:20:17,417 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 18.93/8.06 [2019-03-28 12:20:17,418 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 18.93/8.06 [2019-03-28 12:20:17,419 INFO L313 BlockEncoder]: Encoded RCFG 138 locations, 364 edges 18.93/8.06 [2019-03-28 12:20:17,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:20:17 BasicIcfg 18.93/8.06 [2019-03-28 12:20:17,419 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 18.93/8.06 [2019-03-28 12:20:17,420 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 18.93/8.06 [2019-03-28 12:20:17,421 INFO L271 PluginConnector]: Initializing TraceAbstraction... 18.93/8.06 [2019-03-28 12:20:17,424 INFO L276 PluginConnector]: TraceAbstraction initialized 18.93/8.06 [2019-03-28 12:20:17,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:20:15" (1/4) ... 18.93/8.06 [2019-03-28 12:20:17,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab6af73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:20:17, skipping insertion in model container 18.93/8.06 [2019-03-28 12:20:17,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (2/4) ... 18.93/8.06 [2019-03-28 12:20:17,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab6af73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:20:17, skipping insertion in model container 18.93/8.06 [2019-03-28 12:20:17,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:20:17" (3/4) ... 18.93/8.06 [2019-03-28 12:20:17,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab6af73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:20:17, skipping insertion in model container 18.93/8.06 [2019-03-28 12:20:17,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:20:17" (4/4) ... 18.93/8.06 [2019-03-28 12:20:17,429 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 18.93/8.06 [2019-03-28 12:20:17,439 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 18.93/8.06 [2019-03-28 12:20:17,449 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 18.93/8.06 [2019-03-28 12:20:17,468 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 18.93/8.06 [2019-03-28 12:20:17,500 INFO L133 ementStrategyFactory]: Using default assertion order modulation 18.93/8.06 [2019-03-28 12:20:17,501 INFO L382 AbstractCegarLoop]: Interprodecural is true 18.93/8.06 [2019-03-28 12:20:17,501 INFO L383 AbstractCegarLoop]: Hoare is true 18.93/8.06 [2019-03-28 12:20:17,501 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 18.93/8.06 [2019-03-28 12:20:17,502 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 18.93/8.06 [2019-03-28 12:20:17,502 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 18.93/8.06 [2019-03-28 12:20:17,502 INFO L387 AbstractCegarLoop]: Difference is false 18.93/8.06 [2019-03-28 12:20:17,502 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 18.93/8.06 [2019-03-28 12:20:17,502 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 18.93/8.06 [2019-03-28 12:20:17,520 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. 18.93/8.06 [2019-03-28 12:20:17,529 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 18.93/8.06 [2019-03-28 12:20:17,535 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 138 states. 18.93/8.06 [2019-03-28 12:20:17,617 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 153) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,617 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 453) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,618 INFO L451 ceAbstractionStarter]: At program point L126-2(lines 120 156) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,618 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 321) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,618 INFO L448 ceAbstractionStarter]: For program point L283(line 283) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,618 INFO L448 ceAbstractionStarter]: For program point L217(lines 217 219) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,618 INFO L448 ceAbstractionStarter]: For program point L283-2(line 283) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,618 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,619 INFO L448 ceAbstractionStarter]: For program point L217-2(lines 214 219) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,619 INFO L448 ceAbstractionStarter]: For program point L184-2(line 184) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,619 INFO L448 ceAbstractionStarter]: For program point L374(lines 374 378) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,619 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 477) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,619 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 402) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,619 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 245) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,619 INFO L448 ceAbstractionStarter]: For program point L201(lines 201 210) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,620 INFO L448 ceAbstractionStarter]: For program point L234-1(lines 234 245) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,620 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 173) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,620 INFO L448 ceAbstractionStarter]: For program point L135(lines 135 139) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,620 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 426) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,620 INFO L448 ceAbstractionStarter]: For program point L614(lines 614 625) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,620 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 450) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,620 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,621 INFO L448 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,621 INFO L448 ceAbstractionStarter]: For program point L251(lines 251 253) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,621 INFO L448 ceAbstractionStarter]: For program point L317-2(line 317) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,621 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 518) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,621 INFO L448 ceAbstractionStarter]: For program point L218(line 218) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,621 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 507 518) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,621 INFO L448 ceAbstractionStarter]: For program point L251-2(lines 248 253) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,622 INFO L448 ceAbstractionStarter]: For program point L218-2(line 218) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,622 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 474) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,622 INFO L451 ceAbstractionStarter]: At program point L499(lines 329 501) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,622 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 399) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,622 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 498) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,622 INFO L448 ceAbstractionStarter]: For program point L334-1(lines 334 498) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,623 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 279) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,623 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 244) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,623 INFO L448 ceAbstractionStarter]: For program point L268-1(lines 268 279) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,623 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 207) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,623 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 423) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,623 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 447) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,623 INFO L451 ceAbstractionStarter]: At program point L607-2(lines 607 611) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,624 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 287) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,624 INFO L448 ceAbstractionStarter]: For program point L252(line 252) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,624 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 515) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,624 INFO L448 ceAbstractionStarter]: For program point L285-2(lines 282 287) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,624 INFO L448 ceAbstractionStarter]: For program point L252-2(line 252) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,624 INFO L448 ceAbstractionStarter]: For program point L343(lines 343 471) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,624 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 396) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,625 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 495) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,625 INFO L448 ceAbstractionStarter]: For program point L302(lines 302 313) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,625 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 278) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,625 INFO L448 ceAbstractionStarter]: For program point L302-1(lines 302 313) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,625 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 241) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,625 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 420) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,625 INFO L448 ceAbstractionStarter]: For program point L352(lines 352 444) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,626 INFO L448 ceAbstractionStarter]: For program point L319(lines 319 321) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,626 INFO L448 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,626 INFO L451 ceAbstractionStarter]: At program point L575-2(lines 575 599) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,626 INFO L448 ceAbstractionStarter]: For program point L319-2(lines 316 321) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,626 INFO L448 ceAbstractionStarter]: For program point L286-2(line 286) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,626 INFO L448 ceAbstractionStarter]: For program point L344(lines 344 468) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,626 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 151) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,627 INFO L448 ceAbstractionStarter]: For program point L369(lines 369 393) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,627 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 492) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,627 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 312) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,627 INFO L448 ceAbstractionStarter]: For program point L270(lines 270 275) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,627 INFO L448 ceAbstractionStarter]: For program point L171(lines 171 173) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,627 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 417) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,627 INFO L448 ceAbstractionStarter]: For program point L163(lines 163 187) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,628 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 143) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,628 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 143) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,628 INFO L451 ceAbstractionStarter]: At program point L163-2(lines 157 190) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,628 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 441) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,628 INFO L448 ceAbstractionStarter]: For program point L320(line 320) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,628 INFO L448 ceAbstractionStarter]: For program point L320-2(line 320) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,629 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 465) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,629 INFO L448 ceAbstractionStarter]: For program point L180(lines 180 185) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,629 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,629 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 390) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,629 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 489) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,629 INFO L448 ceAbstractionStarter]: For program point L147-2(line 147) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,629 INFO L448 ceAbstractionStarter]: For program point L304(lines 304 309) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,630 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 207) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,630 INFO L448 ceAbstractionStarter]: For program point L362(lines 362 414) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,630 INFO L451 ceAbstractionStarter]: At program point L519(lines 502 521) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,630 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 221) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,630 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 142) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,630 INFO L451 ceAbstractionStarter]: At program point L197-2(lines 191 224) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,631 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 438) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,631 INFO L448 ceAbstractionStarter]: For program point L511(lines 511 515) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,631 INFO L448 ceAbstractionStarter]: For program point L602(lines 602 613) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,631 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 462) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,631 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 219) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,631 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,631 INFO L448 ceAbstractionStarter]: For program point L181-2(line 181) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,631 INFO L448 ceAbstractionStarter]: For program point L371(lines 371 387) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,632 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 486) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,632 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 241) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,632 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 411) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,632 INFO L448 ceAbstractionStarter]: For program point L619(lines 619 623) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,632 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 255) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,632 INFO L451 ceAbstractionStarter]: At program point L231-2(lines 225 258) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,632 INFO L448 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,633 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 435) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,633 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 459) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,633 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 253) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,633 INFO L448 ceAbstractionStarter]: For program point L215(line 215) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,633 INFO L448 ceAbstractionStarter]: For program point L149(lines 149 151) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,633 INFO L448 ceAbstractionStarter]: For program point L215-2(line 215) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,633 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 384) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,634 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 483) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,634 INFO L448 ceAbstractionStarter]: For program point L149-2(lines 146 151) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,634 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 275) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,634 INFO L448 ceAbstractionStarter]: For program point L364(lines 364 408) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,634 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 289) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,634 INFO L451 ceAbstractionStarter]: At program point L265-2(lines 259 292) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,634 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 177) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,635 INFO L448 ceAbstractionStarter]: For program point L166-1(lines 166 177) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,635 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 432) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,635 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 456) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,635 INFO L448 ceAbstractionStarter]: For program point L282(lines 282 287) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,635 INFO L448 ceAbstractionStarter]: For program point L249(line 249) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,635 INFO L448 ceAbstractionStarter]: For program point L183(lines 183 185) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,635 INFO L448 ceAbstractionStarter]: For program point L249-2(line 249) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,635 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,636 INFO L448 ceAbstractionStarter]: For program point L183-2(lines 180 185) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,636 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 381) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,636 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 480) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,636 INFO L448 ceAbstractionStarter]: For program point L150-2(line 150) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,636 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 309) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,636 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 405) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,636 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 323) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,637 INFO L451 ceAbstractionStarter]: At program point L299-2(lines 293 326) the Hoare annotation is: true 18.93/8.06 [2019-03-28 12:20:17,637 INFO L448 ceAbstractionStarter]: For program point L200(lines 200 211) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,637 INFO L448 ceAbstractionStarter]: For program point L167(lines 167 176) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,637 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 200 211) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,637 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 429) no Hoare annotation was computed. 18.93/8.06 [2019-03-28 12:20:17,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:20:17 BasicIcfg 18.93/8.06 [2019-03-28 12:20:17,649 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 18.93/8.06 [2019-03-28 12:20:17,650 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 18.93/8.06 [2019-03-28 12:20:17,650 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 18.93/8.06 [2019-03-28 12:20:17,654 INFO L276 PluginConnector]: BuchiAutomizer initialized 18.93/8.06 [2019-03-28 12:20:17,655 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.93/8.06 [2019-03-28 12:20:17,655 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:20:15" (1/5) ... 18.93/8.06 [2019-03-28 12:20:17,656 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e18b2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:20:17, skipping insertion in model container 18.93/8.06 [2019-03-28 12:20:17,656 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.93/8.06 [2019-03-28 12:20:17,656 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:20:16" (2/5) ... 18.93/8.06 [2019-03-28 12:20:17,657 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e18b2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:20:17, skipping insertion in model container 18.93/8.06 [2019-03-28 12:20:17,657 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.93/8.06 [2019-03-28 12:20:17,657 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:20:17" (3/5) ... 18.93/8.06 [2019-03-28 12:20:17,657 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e18b2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:20:17, skipping insertion in model container 18.93/8.06 [2019-03-28 12:20:17,657 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.93/8.06 [2019-03-28 12:20:17,657 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:20:17" (4/5) ... 18.93/8.06 [2019-03-28 12:20:17,658 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e18b2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:20:17, skipping insertion in model container 18.93/8.06 [2019-03-28 12:20:17,658 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 18.93/8.06 [2019-03-28 12:20:17,658 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:20:17" (5/5) ... 18.93/8.06 [2019-03-28 12:20:17,660 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 18.93/8.06 [2019-03-28 12:20:17,686 INFO L133 ementStrategyFactory]: Using default assertion order modulation 18.93/8.06 [2019-03-28 12:20:17,686 INFO L374 BuchiCegarLoop]: Interprodecural is true 18.93/8.06 [2019-03-28 12:20:17,686 INFO L375 BuchiCegarLoop]: Hoare is true 18.93/8.06 [2019-03-28 12:20:17,686 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 18.93/8.06 [2019-03-28 12:20:17,686 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 18.93/8.06 [2019-03-28 12:20:17,687 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 18.93/8.06 [2019-03-28 12:20:17,687 INFO L379 BuchiCegarLoop]: Difference is false 18.93/8.06 [2019-03-28 12:20:17,687 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 18.93/8.06 [2019-03-28 12:20:17,687 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 18.93/8.06 [2019-03-28 12:20:17,693 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. 18.93/8.06 [2019-03-28 12:20:17,722 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 93 18.93/8.06 [2019-03-28 12:20:17,722 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 18.93/8.06 [2019-03-28 12:20:17,722 INFO L119 BuchiIsEmpty]: Starting construction of run 18.93/8.06 [2019-03-28 12:20:17,730 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] 18.93/8.06 [2019-03-28 12:20:17,731 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 18.93/8.06 [2019-03-28 12:20:17,731 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 18.93/8.06 [2019-03-28 12:20:17,731 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. 18.93/8.06 [2019-03-28 12:20:17,739 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 93 18.93/8.06 [2019-03-28 12:20:17,739 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 18.93/8.06 [2019-03-28 12:20:17,740 INFO L119 BuchiIsEmpty]: Starting construction of run 18.93/8.06 [2019-03-28 12:20:17,740 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] 18.93/8.06 [2019-03-28 12:20:17,740 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 18.93/8.06 [2019-03-28 12:20:17,746 INFO L794 eck$LassoCheckResult]: Stem: 101#ULTIMATE.startENTRYtrue [1266] ULTIMATE.startENTRY-->L334: Formula: (and (= (store (store (store (store (store (store v_~nodes~0.offset_9 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) 3 |#funAddr~node4.offset|) 4 |#funAddr~node5.offset|) 5 |#funAddr~node6.offset|) v_~nodes~0.offset_8) (= 0 v_~p6_new~0_11) (= v_~p2~0_2 0) (= v_~p2_new~0_11 0) (= v_~p5~0_2 0) (= 0 v_~p2_old~0_6) (= v_~p3_old~0_6 0) (= 0 v_~p6_old~0_6) (= v_~nodes~0.base_8 (store (store (store (store (store (store v_~nodes~0.base_9 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) 3 |#funAddr~node4.base|) 4 |#funAddr~node5.base|) 5 |#funAddr~node6.base|)) (= v_~p3~0_2 0) (= 0 v_~p4_old~0_6) (= v_~p1~0_2 0) (= v_~p4_new~0_11 0) (= 0 v_~p5_new~0_11) (= v_~p5_old~0_6 0) (= 0 v_ULTIMATE.start_main_~c1~0_7) (= v_~p1_old~0_6 0) (= v_~p4~0_2 0) (= (- 1) v_~nomsg~0_52) (= v_~p6~0_2 0) (= v_~p1_new~0_11 0) (= v_~p3_new~0_11 0)) InVars {~nodes~0.offset=v_~nodes~0.offset_9, ~nodes~0.base=v_~nodes~0.base_9} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_#t~nondet36=|v_ULTIMATE.start_main_#t~nondet36_6|, ULTIMATE.start_main_#t~nondet13=|v_ULTIMATE.start_main_#t~nondet13_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ~mode6~0=v_~mode6~0_9, ~p2~0=v_~p2~0_2, ~p6~0=v_~p6~0_2, ~id3~0=v_~id3~0_23, ~alive3~0=v_~alive3~0_9, ~mode2~0=v_~mode2~0_9, ~st5~0=v_~st5~0_10, ULTIMATE.start_main_#t~ret25=|v_ULTIMATE.start_main_#t~ret25_5|, ~r1~0=v_~r1~0_9, ~st1~0=v_~st1~0_10, ULTIMATE.start_main_#t~nondet27=|v_ULTIMATE.start_main_#t~nondet27_6|, ULTIMATE.start_main_#t~nondet29=|v_ULTIMATE.start_main_#t~nondet29_6|, ~send4~0=v_~send4~0_13, ~nodes~0.base=v_~nodes~0.base_8, ~id2~0=v_~id2~0_23, ~nodes~0.offset=v_~nodes~0.offset_8, ULTIMATE.start_main_#t~nondet41=|v_ULTIMATE.start_main_#t~nondet41_6|, ~p1_old~0=v_~p1_old~0_6, ~nomsg~0=v_~nomsg~0_52, ULTIMATE.start_main_#t~ret40=|v_ULTIMATE.start_main_#t~ret40_5|, ULTIMATE.start_main_#t~nondet22=|v_ULTIMATE.start_main_#t~nondet22_6|, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_6|, ~alive2~0=v_~alive2~0_9, ULTIMATE.start_main_#t~ret44=|v_ULTIMATE.start_main_#t~ret44_4|, ~p5~0=v_~p5~0_2, ~id6~0=v_~id6~0_23, ~p5_old~0=v_~p5_old~0_6, ~p3_old~0=v_~p3_old~0_6, ~alive6~0=v_~alive6~0_9, ~st4~0=v_~st4~0_10, ~mode3~0=v_~mode3~0_9, ULTIMATE.start_main_#t~ret15=|v_ULTIMATE.start_main_#t~ret15_5|, ~p4_new~0=v_~p4_new~0_11, ~p2_new~0=v_~p2_new~0_11, ~p1~0=v_~p1~0_2, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_6|, ULTIMATE.start_main_#t~ret30=|v_ULTIMATE.start_main_#t~ret30_5|, ULTIMATE.start_main_#t~nondet17=|v_ULTIMATE.start_main_#t~nondet17_6|, ~send5~0=v_~send5~0_13, ULTIMATE.start_main_#t~nondet19=|v_ULTIMATE.start_main_#t~nondet19_6|, ~send1~0=v_~send1~0_14, ~id1~0=v_~id1~0_23, ULTIMATE.start_main_#t~post45=|v_ULTIMATE.start_main_#t~post45_4|, ULTIMATE.start_main_#t~nondet31=|v_ULTIMATE.start_main_#t~nondet31_6|, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_6|, ULTIMATE.start_main_#t~nondet12=|v_ULTIMATE.start_main_#t~nondet12_6|, ULTIMATE.start_main_#t~nondet14=|v_ULTIMATE.start_main_#t~nondet14_6|, ~p6_new~0=v_~p6_new~0_11, ~alive1~0=v_~alive1~0_9, ~id5~0=v_~id5~0_23, ULTIMATE.start_main_~c1~0=v_ULTIMATE.start_main_~c1~0_7, ~p5_new~0=v_~p5_new~0_11, ~p4~0=v_~p4~0_2, ~alive5~0=v_~alive5~0_9, ~st3~0=v_~st3~0_10, ~mode4~0=v_~mode4~0_9, ULTIMATE.start_main_#t~ret20=|v_ULTIMATE.start_main_#t~ret20_5|, ULTIMATE.start_main_#t~nondet26=|v_ULTIMATE.start_main_#t~nondet26_6|, ~send2~0=v_~send2~0_13, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_10, ULTIMATE.start_main_#t~nondet28=|v_ULTIMATE.start_main_#t~nondet28_6|, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_46, ULTIMATE.start_main_#t~nondet42=|v_ULTIMATE.start_main_#t~nondet42_6|, ULTIMATE.start_main_#t~nondet21=|v_ULTIMATE.start_main_#t~nondet21_6|, ~send6~0=v_~send6~0_13, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_6|, ULTIMATE.start_main_#t~ret43=|v_ULTIMATE.start_main_#t~ret43_4|, ~mode5~0=v_~mode5~0_9, ~p4_old~0=v_~p4_old~0_6, ~p3~0=v_~p3~0_2, ~p2_old~0=v_~p2_old~0_6, ~id4~0=v_~id4~0_23, ~alive4~0=v_~alive4~0_9, ~mode1~0=v_~mode1~0_9, ~st6~0=v_~st6~0_10, ~p6_old~0=v_~p6_old~0_6, ~p3_new~0=v_~p3_new~0_11, ~p1_new~0=v_~p1_new~0_11, ULTIMATE.start_main_#t~ret35=|v_ULTIMATE.start_main_#t~ret35_5|, ~st2~0=v_~st2~0_10, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_3|, ~send3~0=v_~send3~0_13, ULTIMATE.start_main_#t~nondet37=|v_ULTIMATE.start_main_#t~nondet37_6|, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_6|, ULTIMATE.start_main_#t~nondet39=|v_ULTIMATE.start_main_#t~nondet39_6|, ULTIMATE.start_main_#t~nondet18=|v_ULTIMATE.start_main_#t~nondet18_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_#t~nondet36, ULTIMATE.start_main_#t~nondet13, ULTIMATE.start_init_#res, ~mode6~0, ~p2~0, ~p6~0, ~id3~0, ~alive3~0, ~mode2~0, ~st5~0, ULTIMATE.start_main_#t~ret25, ~r1~0, ~st1~0, ULTIMATE.start_main_#t~nondet27, ULTIMATE.start_main_#t~nondet29, ~send4~0, ~nodes~0.base, ~id2~0, ~nodes~0.offset, ULTIMATE.start_main_#t~nondet41, ~p1_old~0, ~nomsg~0, ULTIMATE.start_main_#t~ret40, ULTIMATE.start_main_#t~nondet22, ULTIMATE.start_main_#t~nondet24, ~alive2~0, ULTIMATE.start_main_#t~ret44, ~p5~0, ~id6~0, ~p5_old~0, ~p3_old~0, ~alive6~0, ~st4~0, ~mode3~0, ULTIMATE.start_main_#t~ret15, ~p4_new~0, ~p2_new~0, ~p1~0, ULTIMATE.start_main_#t~nondet38, ULTIMATE.start_main_#t~ret30, ULTIMATE.start_main_#t~nondet17, ~send5~0, ULTIMATE.start_main_#t~nondet19, ~send1~0, ~id1~0, ULTIMATE.start_main_#t~post45, ULTIMATE.start_main_#t~nondet31, ULTIMATE.start_main_#t~nondet33, ULTIMATE.start_main_#t~nondet12, ULTIMATE.start_main_#t~nondet14, ~p6_new~0, ~alive1~0, ~id5~0, ULTIMATE.start_main_~c1~0, ~p5_new~0, ~p4~0, ~alive5~0, ~st3~0, ~mode4~0, ULTIMATE.start_main_#t~ret20, ULTIMATE.start_main_#t~nondet26, ~send2~0, ULTIMATE.start_main_~i2~0, ULTIMATE.start_main_#t~nondet28, ULTIMATE.start_init_~tmp~0, ULTIMATE.start_main_#t~nondet42, ULTIMATE.start_main_#t~nondet21, ~send6~0, ULTIMATE.start_main_#t~nondet23, ULTIMATE.start_main_#t~ret43, ~mode5~0, ~p4_old~0, ~p3~0, ~p2_old~0, ~id4~0, ~alive4~0, ~mode1~0, ~st6~0, ~p6_old~0, ~p3_new~0, ~p1_new~0, ULTIMATE.start_main_#t~ret35, ~st2~0, ULTIMATE.start_main_#res, ~send3~0, ULTIMATE.start_main_#t~nondet37, ULTIMATE.start_main_#t~nondet16, ULTIMATE.start_main_#t~nondet39, ULTIMATE.start_main_#t~nondet18] 41#L334true [1029] L334-->L334-1: Formula: (and (> v_~r1~0_6 0) (= v_ULTIMATE.start_init_~tmp~0_44 0)) InVars {~r1~0=v_~r1~0_6} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_44, ~r1~0=v_~r1~0_6} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp~0] 43#L334-1true [731] L334-1-->L499: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp~0_45) InVars {ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_45} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_45} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 49#L499true [1032] L499-->L607-2: Formula: (and (= |v_ULTIMATE.start_init_#res_3| v_ULTIMATE.start_main_~i2~0_6) (= v_ULTIMATE.start___VERIFIER_assume_~arg_1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (> 0 v_ULTIMATE.start_main_~i2~0_6) (= 1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|)) InVars {ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|, ULTIMATE.start_main_#t~ret43=|v_ULTIMATE.start_main_#t~ret43_2|, ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_1, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_6, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret43, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 16#L607-2true 18.93/8.06 [2019-03-28 12:20:17,747 INFO L796 eck$LassoCheckResult]: Loop: 16#L607-2true [684] L607-2-->L607-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 16#L607-2true 18.93/8.06 [2019-03-28 12:20:17,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.93/8.06 [2019-03-28 12:20:17,753 INFO L82 PathProgramCache]: Analyzing trace with hash 39651489, now seen corresponding path program 1 times 18.93/8.06 [2019-03-28 12:20:17,755 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.93/8.06 [2019-03-28 12:20:17,756 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.93/8.06 [2019-03-28 12:20:17,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:17,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:17,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 18.93/8.06 [2019-03-28 12:20:17,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 18.93/8.06 [2019-03-28 12:20:17,902 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 18.93/8.06 [2019-03-28 12:20:17,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 18.93/8.06 [2019-03-28 12:20:17,907 INFO L799 eck$LassoCheckResult]: stem already infeasible 18.93/8.06 [2019-03-28 12:20:17,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.93/8.06 [2019-03-28 12:20:17,907 INFO L82 PathProgramCache]: Analyzing trace with hash 715, now seen corresponding path program 1 times 18.93/8.06 [2019-03-28 12:20:17,907 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.93/8.06 [2019-03-28 12:20:17,907 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.93/8.06 [2019-03-28 12:20:17,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:17,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:17,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.93/8.06 [2019-03-28 12:20:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.93/8.06 [2019-03-28 12:20:17,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. 18.93/8.06 [2019-03-28 12:20:17,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 18.93/8.06 [2019-03-28 12:20:17,973 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 4 states. 18.93/8.06 [2019-03-28 12:20:19,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 18.93/8.06 [2019-03-28 12:20:19,059 INFO L93 Difference]: Finished difference Result 328 states and 846 transitions. 18.93/8.06 [2019-03-28 12:20:19,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 18.93/8.06 [2019-03-28 12:20:19,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 328 states and 846 transitions. 18.93/8.06 [2019-03-28 12:20:19,075 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 279 18.93/8.06 [2019-03-28 12:20:19,086 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 328 states to 328 states and 846 transitions. 18.93/8.06 [2019-03-28 12:20:19,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 328 18.93/8.06 [2019-03-28 12:20:19,089 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 328 18.93/8.06 [2019-03-28 12:20:19,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 328 states and 846 transitions. 18.93/8.06 [2019-03-28 12:20:19,095 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 18.93/8.06 [2019-03-28 12:20:19,095 INFO L706 BuchiCegarLoop]: Abstraction has 328 states and 846 transitions. 18.93/8.06 [2019-03-28 12:20:19,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states and 846 transitions. 18.93/8.06 [2019-03-28 12:20:19,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 140. 18.93/8.06 [2019-03-28 12:20:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. 18.93/8.06 [2019-03-28 12:20:19,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 360 transitions. 18.93/8.06 [2019-03-28 12:20:19,143 INFO L729 BuchiCegarLoop]: Abstraction has 140 states and 360 transitions. 18.93/8.06 [2019-03-28 12:20:19,143 INFO L609 BuchiCegarLoop]: Abstraction has 140 states and 360 transitions. 18.93/8.06 [2019-03-28 12:20:19,143 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 18.93/8.06 [2019-03-28 12:20:19,143 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 140 states and 360 transitions. 18.93/8.06 [2019-03-28 12:20:19,146 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 93 18.93/8.06 [2019-03-28 12:20:19,146 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 18.93/8.06 [2019-03-28 12:20:19,147 INFO L119 BuchiIsEmpty]: Starting construction of run 18.93/8.06 [2019-03-28 12:20:19,147 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] 18.93/8.06 [2019-03-28 12:20:19,147 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 18.93/8.06 [2019-03-28 12:20:19,148 INFO L794 eck$LassoCheckResult]: Stem: 609#ULTIMATE.startENTRY [1266] ULTIMATE.startENTRY-->L334: Formula: (and (= (store (store (store (store (store (store v_~nodes~0.offset_9 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) 3 |#funAddr~node4.offset|) 4 |#funAddr~node5.offset|) 5 |#funAddr~node6.offset|) v_~nodes~0.offset_8) (= 0 v_~p6_new~0_11) (= v_~p2~0_2 0) (= v_~p2_new~0_11 0) (= v_~p5~0_2 0) (= 0 v_~p2_old~0_6) (= v_~p3_old~0_6 0) (= 0 v_~p6_old~0_6) (= v_~nodes~0.base_8 (store (store (store (store (store (store v_~nodes~0.base_9 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) 3 |#funAddr~node4.base|) 4 |#funAddr~node5.base|) 5 |#funAddr~node6.base|)) (= v_~p3~0_2 0) (= 0 v_~p4_old~0_6) (= v_~p1~0_2 0) (= v_~p4_new~0_11 0) (= 0 v_~p5_new~0_11) (= v_~p5_old~0_6 0) (= 0 v_ULTIMATE.start_main_~c1~0_7) (= v_~p1_old~0_6 0) (= v_~p4~0_2 0) (= (- 1) v_~nomsg~0_52) (= v_~p6~0_2 0) (= v_~p1_new~0_11 0) (= v_~p3_new~0_11 0)) InVars {~nodes~0.offset=v_~nodes~0.offset_9, ~nodes~0.base=v_~nodes~0.base_9} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_#t~nondet36=|v_ULTIMATE.start_main_#t~nondet36_6|, ULTIMATE.start_main_#t~nondet13=|v_ULTIMATE.start_main_#t~nondet13_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ~mode6~0=v_~mode6~0_9, ~p2~0=v_~p2~0_2, ~p6~0=v_~p6~0_2, ~id3~0=v_~id3~0_23, ~alive3~0=v_~alive3~0_9, ~mode2~0=v_~mode2~0_9, ~st5~0=v_~st5~0_10, ULTIMATE.start_main_#t~ret25=|v_ULTIMATE.start_main_#t~ret25_5|, ~r1~0=v_~r1~0_9, ~st1~0=v_~st1~0_10, ULTIMATE.start_main_#t~nondet27=|v_ULTIMATE.start_main_#t~nondet27_6|, ULTIMATE.start_main_#t~nondet29=|v_ULTIMATE.start_main_#t~nondet29_6|, ~send4~0=v_~send4~0_13, ~nodes~0.base=v_~nodes~0.base_8, ~id2~0=v_~id2~0_23, ~nodes~0.offset=v_~nodes~0.offset_8, ULTIMATE.start_main_#t~nondet41=|v_ULTIMATE.start_main_#t~nondet41_6|, ~p1_old~0=v_~p1_old~0_6, ~nomsg~0=v_~nomsg~0_52, ULTIMATE.start_main_#t~ret40=|v_ULTIMATE.start_main_#t~ret40_5|, ULTIMATE.start_main_#t~nondet22=|v_ULTIMATE.start_main_#t~nondet22_6|, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_6|, ~alive2~0=v_~alive2~0_9, ULTIMATE.start_main_#t~ret44=|v_ULTIMATE.start_main_#t~ret44_4|, ~p5~0=v_~p5~0_2, ~id6~0=v_~id6~0_23, ~p5_old~0=v_~p5_old~0_6, ~p3_old~0=v_~p3_old~0_6, ~alive6~0=v_~alive6~0_9, ~st4~0=v_~st4~0_10, ~mode3~0=v_~mode3~0_9, ULTIMATE.start_main_#t~ret15=|v_ULTIMATE.start_main_#t~ret15_5|, ~p4_new~0=v_~p4_new~0_11, ~p2_new~0=v_~p2_new~0_11, ~p1~0=v_~p1~0_2, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_6|, ULTIMATE.start_main_#t~ret30=|v_ULTIMATE.start_main_#t~ret30_5|, ULTIMATE.start_main_#t~nondet17=|v_ULTIMATE.start_main_#t~nondet17_6|, ~send5~0=v_~send5~0_13, ULTIMATE.start_main_#t~nondet19=|v_ULTIMATE.start_main_#t~nondet19_6|, ~send1~0=v_~send1~0_14, ~id1~0=v_~id1~0_23, ULTIMATE.start_main_#t~post45=|v_ULTIMATE.start_main_#t~post45_4|, ULTIMATE.start_main_#t~nondet31=|v_ULTIMATE.start_main_#t~nondet31_6|, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_6|, ULTIMATE.start_main_#t~nondet12=|v_ULTIMATE.start_main_#t~nondet12_6|, ULTIMATE.start_main_#t~nondet14=|v_ULTIMATE.start_main_#t~nondet14_6|, ~p6_new~0=v_~p6_new~0_11, ~alive1~0=v_~alive1~0_9, ~id5~0=v_~id5~0_23, ULTIMATE.start_main_~c1~0=v_ULTIMATE.start_main_~c1~0_7, ~p5_new~0=v_~p5_new~0_11, ~p4~0=v_~p4~0_2, ~alive5~0=v_~alive5~0_9, ~st3~0=v_~st3~0_10, ~mode4~0=v_~mode4~0_9, ULTIMATE.start_main_#t~ret20=|v_ULTIMATE.start_main_#t~ret20_5|, ULTIMATE.start_main_#t~nondet26=|v_ULTIMATE.start_main_#t~nondet26_6|, ~send2~0=v_~send2~0_13, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_10, ULTIMATE.start_main_#t~nondet28=|v_ULTIMATE.start_main_#t~nondet28_6|, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_46, ULTIMATE.start_main_#t~nondet42=|v_ULTIMATE.start_main_#t~nondet42_6|, ULTIMATE.start_main_#t~nondet21=|v_ULTIMATE.start_main_#t~nondet21_6|, ~send6~0=v_~send6~0_13, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_6|, ULTIMATE.start_main_#t~ret43=|v_ULTIMATE.start_main_#t~ret43_4|, ~mode5~0=v_~mode5~0_9, ~p4_old~0=v_~p4_old~0_6, ~p3~0=v_~p3~0_2, ~p2_old~0=v_~p2_old~0_6, ~id4~0=v_~id4~0_23, ~alive4~0=v_~alive4~0_9, ~mode1~0=v_~mode1~0_9, ~st6~0=v_~st6~0_10, ~p6_old~0=v_~p6_old~0_6, ~p3_new~0=v_~p3_new~0_11, ~p1_new~0=v_~p1_new~0_11, ULTIMATE.start_main_#t~ret35=|v_ULTIMATE.start_main_#t~ret35_5|, ~st2~0=v_~st2~0_10, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_3|, ~send3~0=v_~send3~0_13, ULTIMATE.start_main_#t~nondet37=|v_ULTIMATE.start_main_#t~nondet37_6|, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_6|, ULTIMATE.start_main_#t~nondet39=|v_ULTIMATE.start_main_#t~nondet39_6|, ULTIMATE.start_main_#t~nondet18=|v_ULTIMATE.start_main_#t~nondet18_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_#t~nondet36, ULTIMATE.start_main_#t~nondet13, ULTIMATE.start_init_#res, ~mode6~0, ~p2~0, ~p6~0, ~id3~0, ~alive3~0, ~mode2~0, ~st5~0, ULTIMATE.start_main_#t~ret25, ~r1~0, ~st1~0, ULTIMATE.start_main_#t~nondet27, ULTIMATE.start_main_#t~nondet29, ~send4~0, ~nodes~0.base, ~id2~0, ~nodes~0.offset, ULTIMATE.start_main_#t~nondet41, ~p1_old~0, ~nomsg~0, ULTIMATE.start_main_#t~ret40, ULTIMATE.start_main_#t~nondet22, ULTIMATE.start_main_#t~nondet24, ~alive2~0, ULTIMATE.start_main_#t~ret44, ~p5~0, ~id6~0, ~p5_old~0, ~p3_old~0, ~alive6~0, ~st4~0, ~mode3~0, ULTIMATE.start_main_#t~ret15, ~p4_new~0, ~p2_new~0, ~p1~0, ULTIMATE.start_main_#t~nondet38, ULTIMATE.start_main_#t~ret30, ULTIMATE.start_main_#t~nondet17, ~send5~0, ULTIMATE.start_main_#t~nondet19, ~send1~0, ~id1~0, ULTIMATE.start_main_#t~post45, ULTIMATE.start_main_#t~nondet31, ULTIMATE.start_main_#t~nondet33, ULTIMATE.start_main_#t~nondet12, ULTIMATE.start_main_#t~nondet14, ~p6_new~0, ~alive1~0, ~id5~0, ULTIMATE.start_main_~c1~0, ~p5_new~0, ~p4~0, ~alive5~0, ~st3~0, ~mode4~0, ULTIMATE.start_main_#t~ret20, ULTIMATE.start_main_#t~nondet26, ~send2~0, ULTIMATE.start_main_~i2~0, ULTIMATE.start_main_#t~nondet28, ULTIMATE.start_init_~tmp~0, ULTIMATE.start_main_#t~nondet42, ULTIMATE.start_main_#t~nondet21, ~send6~0, ULTIMATE.start_main_#t~nondet23, ULTIMATE.start_main_#t~ret43, ~mode5~0, ~p4_old~0, ~p3~0, ~p2_old~0, ~id4~0, ~alive4~0, ~mode1~0, ~st6~0, ~p6_old~0, ~p3_new~0, ~p1_new~0, ULTIMATE.start_main_#t~ret35, ~st2~0, ULTIMATE.start_main_#res, ~send3~0, ULTIMATE.start_main_#t~nondet37, ULTIMATE.start_main_#t~nondet16, ULTIMATE.start_main_#t~nondet39, ULTIMATE.start_main_#t~nondet18] 550#L334 [1029] L334-->L334-1: Formula: (and (> v_~r1~0_6 0) (= v_ULTIMATE.start_init_~tmp~0_44 0)) InVars {~r1~0=v_~r1~0_6} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_44, ~r1~0=v_~r1~0_6} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp~0] 486#L334-1 [731] L334-1-->L499: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp~0_45) InVars {ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_45} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_45} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 562#L499 [1030] L499-->L607-2: Formula: (and (= 0 v_ULTIMATE.start_main_~i2~0_6) (= |v_ULTIMATE.start_init_#res_3| v_ULTIMATE.start_main_~i2~0_6) (= v_ULTIMATE.start___VERIFIER_assume_~arg_1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (= 0 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|)) InVars {ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|, ULTIMATE.start_main_#t~ret43=|v_ULTIMATE.start_main_#t~ret43_2|, ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_1, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_6, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret43, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 506#L607-2 18.93/8.06 [2019-03-28 12:20:19,148 INFO L796 eck$LassoCheckResult]: Loop: 506#L607-2 [684] L607-2-->L607-2: Formula: (= v_ULTIMATE.start___VERIFIER_assume_~arg_4 0) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 506#L607-2 18.93/8.06 [2019-03-28 12:20:19,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.93/8.06 [2019-03-28 12:20:19,149 INFO L82 PathProgramCache]: Analyzing trace with hash 39651487, now seen corresponding path program 1 times 18.93/8.06 [2019-03-28 12:20:19,149 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.93/8.06 [2019-03-28 12:20:19,149 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.93/8.06 [2019-03-28 12:20:19,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:19,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:19,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.93/8.06 [2019-03-28 12:20:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.93/8.06 [2019-03-28 12:20:19,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.93/8.06 [2019-03-28 12:20:19,191 INFO L82 PathProgramCache]: Analyzing trace with hash 715, now seen corresponding path program 2 times 18.93/8.06 [2019-03-28 12:20:19,191 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.93/8.06 [2019-03-28 12:20:19,192 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.93/8.06 [2019-03-28 12:20:19,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:19,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:19,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.93/8.06 [2019-03-28 12:20:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.93/8.06 [2019-03-28 12:20:19,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 18.93/8.06 [2019-03-28 12:20:19,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1229196781, now seen corresponding path program 1 times 18.93/8.06 [2019-03-28 12:20:19,203 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 18.93/8.06 [2019-03-28 12:20:19,203 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 18.93/8.06 [2019-03-28 12:20:19,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:19,205 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:19,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 18.93/8.06 [2019-03-28 12:20:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.93/8.06 [2019-03-28 12:20:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 18.93/8.06 [2019-03-28 12:20:19,394 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 18.93/8.06 [2019-03-28 12:20:19,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:20:19 BasicIcfg 18.93/8.06 [2019-03-28 12:20:19,508 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 18.93/8.06 [2019-03-28 12:20:19,508 INFO L168 Benchmark]: Toolchain (without parser) took 3608.83 ms. Allocated memory was 649.6 MB in the beginning and 750.3 MB in the end (delta: 100.7 MB). Free memory was 564.9 MB in the beginning and 587.6 MB in the end (delta: -22.7 MB). Peak memory consumption was 78.0 MB. Max. memory is 50.3 GB. 18.93/8.06 [2019-03-28 12:20:19,509 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. 18.93/8.06 [2019-03-28 12:20:19,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.46 ms. Allocated memory was 649.6 MB in the beginning and 671.6 MB in the end (delta: 22.0 MB). Free memory was 563.5 MB in the beginning and 626.5 MB in the end (delta: -62.9 MB). Peak memory consumption was 31.7 MB. Max. memory is 50.3 GB. 18.93/8.06 [2019-03-28 12:20:19,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.65 ms. Allocated memory is still 671.6 MB. Free memory was 626.5 MB in the beginning and 622.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 18.93/8.06 [2019-03-28 12:20:19,511 INFO L168 Benchmark]: Boogie Preprocessor took 44.46 ms. Allocated memory is still 671.6 MB. Free memory was 622.4 MB in the beginning and 618.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 18.93/8.06 [2019-03-28 12:20:19,511 INFO L168 Benchmark]: RCFGBuilder took 720.82 ms. Allocated memory is still 671.6 MB. Free memory was 618.4 MB in the beginning and 554.2 MB in the end (delta: 64.1 MB). Peak memory consumption was 64.1 MB. Max. memory is 50.3 GB. 18.93/8.06 [2019-03-28 12:20:19,512 INFO L168 Benchmark]: BlockEncodingV2 took 221.30 ms. Allocated memory is still 671.6 MB. Free memory was 554.2 MB in the beginning and 525.9 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 50.3 GB. 18.93/8.06 [2019-03-28 12:20:19,513 INFO L168 Benchmark]: TraceAbstraction took 228.93 ms. Allocated memory is still 671.6 MB. Free memory was 525.9 MB in the beginning and 505.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 18.93/8.06 [2019-03-28 12:20:19,513 INFO L168 Benchmark]: BuchiAutomizer took 1857.75 ms. Allocated memory was 671.6 MB in the beginning and 750.3 MB in the end (delta: 78.6 MB). Free memory was 505.7 MB in the beginning and 587.6 MB in the end (delta: -81.9 MB). There was no memory consumed. Max. memory is 50.3 GB. 18.93/8.06 [2019-03-28 12:20:19,517 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 18.93/8.06 --- Results --- 18.93/8.06 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 18.93/8.06 - StatisticsResult: Initial Icfg 18.93/8.06 143 locations, 245 edges 18.93/8.06 - StatisticsResult: Encoded RCFG 18.93/8.06 138 locations, 364 edges 18.93/8.06 * Results from de.uni_freiburg.informatik.ultimate.core: 18.93/8.06 - StatisticsResult: Toolchain Benchmarks 18.93/8.06 Benchmark results are: 18.93/8.06 * 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. 18.93/8.06 * CACSL2BoogieTranslator took 468.46 ms. Allocated memory was 649.6 MB in the beginning and 671.6 MB in the end (delta: 22.0 MB). Free memory was 563.5 MB in the beginning and 626.5 MB in the end (delta: -62.9 MB). Peak memory consumption was 31.7 MB. Max. memory is 50.3 GB. 18.93/8.06 * Boogie Procedure Inliner took 61.65 ms. Allocated memory is still 671.6 MB. Free memory was 626.5 MB in the beginning and 622.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 18.93/8.06 * Boogie Preprocessor took 44.46 ms. Allocated memory is still 671.6 MB. Free memory was 622.4 MB in the beginning and 618.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 18.93/8.06 * RCFGBuilder took 720.82 ms. Allocated memory is still 671.6 MB. Free memory was 618.4 MB in the beginning and 554.2 MB in the end (delta: 64.1 MB). Peak memory consumption was 64.1 MB. Max. memory is 50.3 GB. 18.93/8.06 * BlockEncodingV2 took 221.30 ms. Allocated memory is still 671.6 MB. Free memory was 554.2 MB in the beginning and 525.9 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 50.3 GB. 18.93/8.06 * TraceAbstraction took 228.93 ms. Allocated memory is still 671.6 MB. Free memory was 525.9 MB in the beginning and 505.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 18.93/8.06 * BuchiAutomizer took 1857.75 ms. Allocated memory was 671.6 MB in the beginning and 750.3 MB in the end (delta: 78.6 MB). Free memory was 505.7 MB in the beginning and 587.6 MB in the end (delta: -81.9 MB). There was no memory consumed. Max. memory is 50.3 GB. 18.93/8.06 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 18.93/8.06 - AllSpecificationsHoldResult: All specifications hold 18.93/8.06 We were not able to verify any specifiation because the program does not contain any specification. 18.93/8.06 - InvariantResult [Line: 225]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - InvariantResult [Line: 329]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - InvariantResult [Line: 607]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - InvariantResult [Line: 575]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - InvariantResult [Line: 157]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - InvariantResult [Line: 120]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - InvariantResult [Line: 502]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - InvariantResult [Line: 259]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - InvariantResult [Line: 191]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - InvariantResult [Line: 293]: Loop Invariant 18.93/8.06 Derived loop invariant: 1 18.93/8.06 - StatisticsResult: Ultimate Automizer benchmark data 18.93/8.06 CFG has 1 procedures, 138 locations, 0 error locations. SAFE Result, 0.1s 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=138occurred 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, 10 LocationsWithAnnotation, 10 PreInvPairs, 10 NumberOfFragments, 10 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 18.93/8.06 - StatisticsResult: Constructed decomposition of program 18.93/8.06 Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 4 locations. The remainder module has 140 locations. 18.93/8.06 - StatisticsResult: Timing statistics 18.93/8.06 BüchiAutomizer plugin needed 1.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.5s. Construction of modules took 0.7s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 188 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 140 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 110 SDtfs, 732 SDslu, 653 SDs, 0 SdLazy, 706 SolverSat, 61 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN1 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 18.93/8.06 - TerminationAnalysisResult: Nontermination possible 18.93/8.06 Buchi Automizer proved that your program is nonterminating for some inputs 18.93/8.06 - FixpointNonTerminationResult [Line: 607]: Nontermination argument in form of an infinite program execution. 18.93/8.06 Nontermination argument in form of an infinite execution 18.93/8.06 State at position 0 is 18.93/8.06 {} 18.93/8.06 State at position 1 is 18.93/8.06 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5c506c20=0, send1=0, p6_new=0, alive4=0, alive2=0, send3=0, alive6=0, p5=0, id5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@331a5d95=0, p2_new=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@36606c00=0, mode1=0, id3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@126e4501=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3cc7772b=0, p1=0, id1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@543a28ae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@26005558=0, mode5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@673937d0=0, p3=0, mode3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3dcdad31=0, st4=0, tmp=0, st2=0, st6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@36ab79b3=0, p3_new=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d0d279d=0, p4_old=0, p1_old=0, send5=0, arg=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c936ceb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54cdeb14=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ee7055b=0, p2_old=0, p1_new=0, alive3=0, r1=1, \result=0, alive1=0, send2=0, alive5=0, p4_new=0, \old(arg)=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e879d7d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@336d4472=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@41133233=0, p5_old=0, mode2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2438c2fb=0, id6=0, p4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@380f8f9f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTUnaryExpression@7af10623=0, p6=0, id4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@477b7a11=0, mode6=0, id2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@25756bf6=0, mode4=0, p2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@69a6ca62=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ce2f5fe=0, st3=0, st1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@145eeeda=0, st5=0, p3_old=0, p5_new=0, i2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d5073d3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@68e51415=0, c1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@112f850a=0, send4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@16e6c40=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5c9b4ebe=0, send6=0, nomsg=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@346d8168=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@8c30245=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@fba4259=0, p6_old=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@51aa7696=0} 18.93/8.06 - StatisticsResult: NonterminationArgumentStatistics 18.93/8.06 Fixpoint 18.93/8.06 - NonterminatingLassoResult [Line: 607]: Nonterminating execution 18.93/8.06 Found a nonterminating execution for the following lasso shaped sequence of statements. 18.93/8.06 Stem: 18.93/8.06 [L70] msg_t nomsg = (msg_t )-1; 18.93/8.06 [L71] char r1 ; 18.93/8.06 [L72] port_t p1 ; 18.93/8.06 [L73] char p1_old ; 18.93/8.06 [L74] char p1_new ; 18.93/8.06 [L75] char id1 ; 18.93/8.06 [L76] char st1 ; 18.93/8.06 [L77] msg_t send1 ; 18.93/8.06 [L78] _Bool mode1 ; 18.93/8.06 [L79] _Bool alive1 ; 18.93/8.06 [L80] port_t p2 ; 18.93/8.06 [L81] char p2_old ; 18.93/8.06 [L82] char p2_new ; 18.93/8.06 [L83] char id2 ; 18.93/8.06 [L84] char st2 ; 18.93/8.06 [L85] msg_t send2 ; 18.93/8.06 [L86] _Bool mode2 ; 18.93/8.06 [L87] _Bool alive2 ; 18.93/8.06 [L88] port_t p3 ; 18.93/8.06 [L89] char p3_old ; 18.93/8.06 [L90] char p3_new ; 18.93/8.06 [L91] char id3 ; 18.93/8.06 [L92] char st3 ; 18.93/8.06 [L93] msg_t send3 ; 18.93/8.06 [L94] _Bool mode3 ; 18.93/8.06 [L95] _Bool alive3 ; 18.93/8.06 [L96] port_t p4 ; 18.93/8.06 [L97] char p4_old ; 18.93/8.06 [L98] char p4_new ; 18.93/8.06 [L99] char id4 ; 18.93/8.06 [L100] char st4 ; 18.93/8.06 [L101] msg_t send4 ; 18.93/8.06 [L102] _Bool mode4 ; 18.93/8.06 [L103] _Bool alive4 ; 18.93/8.06 [L104] port_t p5 ; 18.93/8.06 [L105] char p5_old ; 18.93/8.06 [L106] char p5_new ; 18.93/8.06 [L107] char id5 ; 18.93/8.06 [L108] char st5 ; 18.93/8.06 [L109] msg_t send5 ; 18.93/8.06 [L110] _Bool mode5 ; 18.93/8.06 [L111] _Bool alive5 ; 18.93/8.06 [L112] port_t p6 ; 18.93/8.06 [L113] char p6_old ; 18.93/8.06 [L114] char p6_new ; 18.93/8.06 [L115] char id6 ; 18.93/8.06 [L116] char st6 ; 18.93/8.06 [L117] msg_t send6 ; 18.93/8.06 [L118] _Bool mode6 ; 18.93/8.06 [L119] _Bool alive6 ; 18.93/8.06 [L327-L328] void (*nodes[6])(void) = { & node1, & node2, & node3, & node4, 18.93/8.06 & node5, & node6}; 18.93/8.06 [L524] int c1 ; 18.93/8.06 [L525] int i2 ; 18.93/8.06 [L528] c1 = 0 18.93/8.06 [L529] r1 = __VERIFIER_nondet_char() 18.93/8.06 [L530] id1 = __VERIFIER_nondet_char() 18.93/8.06 [L531] st1 = __VERIFIER_nondet_char() 18.93/8.06 [L532] send1 = __VERIFIER_nondet_msg_t() 18.93/8.06 [L533] mode1 = __VERIFIER_nondet__Bool() 18.93/8.06 [L534] alive1 = __VERIFIER_nondet__Bool() 18.93/8.07 [L535] id2 = __VERIFIER_nondet_char() 18.93/8.07 [L536] st2 = __VERIFIER_nondet_char() 18.93/8.07 [L537] send2 = __VERIFIER_nondet_msg_t() 18.93/8.07 [L538] mode2 = __VERIFIER_nondet__Bool() 18.93/8.07 [L539] alive2 = __VERIFIER_nondet__Bool() 18.93/8.07 [L540] id3 = __VERIFIER_nondet_char() 18.93/8.07 [L541] st3 = __VERIFIER_nondet_char() 18.93/8.07 [L542] send3 = __VERIFIER_nondet_msg_t() 18.93/8.07 [L543] mode3 = __VERIFIER_nondet__Bool() 18.93/8.07 [L544] alive3 = __VERIFIER_nondet__Bool() 18.93/8.07 [L545] id4 = __VERIFIER_nondet_char() 18.93/8.07 [L546] st4 = __VERIFIER_nondet_char() 18.93/8.07 [L547] send4 = __VERIFIER_nondet_msg_t() 18.93/8.07 [L548] mode4 = __VERIFIER_nondet__Bool() 18.93/8.07 [L549] alive4 = __VERIFIER_nondet__Bool() 18.93/8.07 [L550] id5 = __VERIFIER_nondet_char() 18.93/8.07 [L551] st5 = __VERIFIER_nondet_char() 18.93/8.07 [L552] send5 = __VERIFIER_nondet_msg_t() 18.93/8.07 [L553] mode5 = __VERIFIER_nondet__Bool() 18.93/8.07 [L554] alive5 = __VERIFIER_nondet__Bool() 18.93/8.07 [L555] id6 = __VERIFIER_nondet_char() 18.93/8.07 [L556] st6 = __VERIFIER_nondet_char() 18.93/8.07 [L557] send6 = __VERIFIER_nondet_msg_t() 18.93/8.07 [L558] mode6 = __VERIFIER_nondet__Bool() 18.93/8.07 [L559] alive6 = __VERIFIER_nondet__Bool() 18.93/8.07 [L331] int tmp ; 18.93/8.07 [L334] COND FALSE !((int )r1 == 0) 18.93/8.07 [L497] tmp = 0 18.93/8.07 [L499] return (tmp); 18.93/8.07 [L560] i2 = init() 18.93/8.07 Loop: 18.93/8.07 [L607] COND TRUE ! arg 18.93/8.07 End of lasso representation. 18.93/8.07 RESULT: Ultimate proved your program to be incorrect! 18.93/8.07 !SESSION 2019-03-28 12:20:12.630 ----------------------------------------------- 18.93/8.07 eclipse.buildId=unknown 18.93/8.07 java.version=1.8.0_181 18.93/8.07 java.vendor=Oracle Corporation 18.93/8.07 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 18.93/8.07 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 18.93/8.07 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 18.93/8.07 18.93/8.07 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:20:19.768 18.93/8.07 !MESSAGE The workspace will exit with unsaved changes in this session. 18.93/8.07 Received shutdown request... 18.93/8.07 Ultimate: 18.93/8.07 GTK+ Version Check 18.93/8.07 EOF