12.95/7.18 YES 12.95/7.18 12.95/7.19 Ultimate: Cannot open display: 12.95/7.19 This is Ultimate 0.1.24-8dc7c08-m 12.95/7.19 [2019-03-28 11:56:32,590 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.95/7.19 [2019-03-28 11:56:32,592 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.95/7.19 [2019-03-28 11:56:32,603 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.95/7.19 [2019-03-28 11:56:32,604 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.95/7.19 [2019-03-28 11:56:32,605 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.95/7.19 [2019-03-28 11:56:32,606 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.95/7.19 [2019-03-28 11:56:32,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.95/7.19 [2019-03-28 11:56:32,609 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.95/7.19 [2019-03-28 11:56:32,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.95/7.19 [2019-03-28 11:56:32,610 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.95/7.19 [2019-03-28 11:56:32,611 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.95/7.19 [2019-03-28 11:56:32,611 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.95/7.19 [2019-03-28 11:56:32,612 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.95/7.19 [2019-03-28 11:56:32,613 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.95/7.19 [2019-03-28 11:56:32,614 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.95/7.19 [2019-03-28 11:56:32,615 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.95/7.19 [2019-03-28 11:56:32,616 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.95/7.19 [2019-03-28 11:56:32,618 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.95/7.19 [2019-03-28 11:56:32,620 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.95/7.19 [2019-03-28 11:56:32,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.95/7.19 [2019-03-28 11:56:32,622 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.95/7.19 [2019-03-28 11:56:32,624 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.95/7.19 [2019-03-28 11:56:32,624 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.95/7.19 [2019-03-28 11:56:32,624 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.95/7.19 [2019-03-28 11:56:32,625 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.95/7.19 [2019-03-28 11:56:32,626 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.95/7.19 [2019-03-28 11:56:32,626 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.95/7.19 [2019-03-28 11:56:32,627 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.95/7.19 [2019-03-28 11:56:32,627 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.95/7.19 [2019-03-28 11:56:32,628 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.95/7.19 [2019-03-28 11:56:32,629 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.95/7.19 [2019-03-28 11:56:32,630 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.95/7.19 [2019-03-28 11:56:32,630 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.95/7.19 [2019-03-28 11:56:32,631 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.95/7.19 [2019-03-28 11:56:32,631 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.95/7.19 [2019-03-28 11:56:32,631 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.95/7.19 [2019-03-28 11:56:32,632 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.95/7.19 [2019-03-28 11:56:32,633 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.95/7.19 [2019-03-28 11:56:32,633 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.95/7.19 [2019-03-28 11:56:32,647 INFO L110 SettingsManager]: Loading preferences was successful 12.95/7.19 [2019-03-28 11:56:32,648 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.95/7.19 [2019-03-28 11:56:32,649 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.95/7.19 [2019-03-28 11:56:32,649 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.95/7.19 [2019-03-28 11:56:32,649 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.95/7.19 [2019-03-28 11:56:32,649 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.95/7.19 [2019-03-28 11:56:32,649 INFO L133 SettingsManager]: * Use SBE=true 12.95/7.19 [2019-03-28 11:56:32,650 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.95/7.19 [2019-03-28 11:56:32,650 INFO L133 SettingsManager]: * Use old map elimination=false 12.95/7.19 [2019-03-28 11:56:32,650 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.95/7.19 [2019-03-28 11:56:32,650 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.95/7.19 [2019-03-28 11:56:32,650 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.95/7.19 [2019-03-28 11:56:32,650 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.95/7.19 [2019-03-28 11:56:32,651 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.95/7.19 [2019-03-28 11:56:32,651 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.95/7.19 [2019-03-28 11:56:32,651 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.95/7.19 [2019-03-28 11:56:32,651 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.95/7.19 [2019-03-28 11:56:32,651 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.95/7.19 [2019-03-28 11:56:32,651 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.95/7.19 [2019-03-28 11:56:32,652 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.95/7.19 [2019-03-28 11:56:32,652 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.95/7.19 [2019-03-28 11:56:32,652 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.95/7.19 [2019-03-28 11:56:32,652 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.95/7.19 [2019-03-28 11:56:32,652 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.95/7.19 [2019-03-28 11:56:32,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.95/7.19 [2019-03-28 11:56:32,653 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.95/7.19 [2019-03-28 11:56:32,653 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.95/7.19 [2019-03-28 11:56:32,653 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.95/7.19 [2019-03-28 11:56:32,653 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.95/7.19 [2019-03-28 11:56:32,679 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.95/7.19 [2019-03-28 11:56:32,713 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.95/7.19 [2019-03-28 11:56:32,717 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.95/7.19 [2019-03-28 11:56:32,718 INFO L271 PluginConnector]: Initializing CDTParser... 12.95/7.19 [2019-03-28 11:56:32,718 INFO L276 PluginConnector]: CDTParser initialized 12.95/7.19 [2019-03-28 11:56:32,719 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.95/7.19 [2019-03-28 11:56:32,780 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/d6784f24438f497f88badb020cfd017b/FLAG471357830 12.95/7.19 [2019-03-28 11:56:33,335 INFO L307 CDTParser]: Found 1 translation units. 12.95/7.19 [2019-03-28 11:56:33,336 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.95/7.19 [2019-03-28 11:56:33,342 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/d6784f24438f497f88badb020cfd017b/FLAG471357830 12.95/7.19 [2019-03-28 11:56:33,730 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/d6784f24438f497f88badb020cfd017b 12.95/7.19 [2019-03-28 11:56:33,742 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.95/7.19 [2019-03-28 11:56:33,744 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.95/7.19 [2019-03-28 11:56:33,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.95/7.19 [2019-03-28 11:56:33,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.95/7.19 [2019-03-28 11:56:33,749 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.95/7.19 [2019-03-28 11:56:33,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:33,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37bc950e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33, skipping insertion in model container 12.95/7.19 [2019-03-28 11:56:33,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:33,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.95/7.19 [2019-03-28 11:56:33,779 INFO L176 MainTranslator]: Built tables and reachable declarations 12.95/7.19 [2019-03-28 11:56:33,942 INFO L206 PostProcessor]: Analyzing one entry point: main 12.95/7.19 [2019-03-28 11:56:33,947 INFO L191 MainTranslator]: Completed pre-run 12.95/7.19 [2019-03-28 11:56:33,965 INFO L206 PostProcessor]: Analyzing one entry point: main 12.95/7.19 [2019-03-28 11:56:33,980 INFO L195 MainTranslator]: Completed translation 12.95/7.19 [2019-03-28 11:56:33,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33 WrapperNode 12.95/7.19 [2019-03-28 11:56:33,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.95/7.19 [2019-03-28 11:56:33,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.95/7.19 [2019-03-28 11:56:33,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.95/7.19 [2019-03-28 11:56:33,982 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.95/7.19 [2019-03-28 11:56:34,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.95/7.19 [2019-03-28 11:56:34,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.95/7.19 [2019-03-28 11:56:34,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.95/7.19 [2019-03-28 11:56:34,076 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.95/7.19 [2019-03-28 11:56:34,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.95/7.19 [2019-03-28 11:56:34,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.95/7.19 [2019-03-28 11:56:34,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.95/7.19 [2019-03-28 11:56:34,097 INFO L276 PluginConnector]: RCFGBuilder initialized 12.95/7.19 [2019-03-28 11:56:34,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (1/1) ... 12.95/7.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.95/7.19 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.95/7.19 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.95/7.19 [2019-03-28 11:56:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.95/7.19 [2019-03-28 11:56:34,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.95/7.19 [2019-03-28 11:56:34,283 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.95/7.19 [2019-03-28 11:56:34,283 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.95/7.19 [2019-03-28 11:56:34,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:56:34 BoogieIcfgContainer 12.95/7.19 [2019-03-28 11:56:34,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.95/7.19 [2019-03-28 11:56:34,285 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.95/7.19 [2019-03-28 11:56:34,285 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.95/7.19 [2019-03-28 11:56:34,287 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.95/7.19 [2019-03-28 11:56:34,288 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:56:34" (1/1) ... 12.95/7.19 [2019-03-28 11:56:34,303 INFO L313 BlockEncoder]: Initial Icfg 9 locations, 12 edges 12.95/7.19 [2019-03-28 11:56:34,304 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.95/7.19 [2019-03-28 11:56:34,305 INFO L263 BlockEncoder]: Using Maximize final states 12.95/7.19 [2019-03-28 11:56:34,306 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.95/7.19 [2019-03-28 11:56:34,306 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.95/7.19 [2019-03-28 11:56:34,308 INFO L296 BlockEncoder]: Using Remove sink states 12.95/7.19 [2019-03-28 11:56:34,309 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.95/7.19 [2019-03-28 11:56:34,309 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.95/7.19 [2019-03-28 11:56:34,324 INFO L185 BlockEncoder]: Using Use SBE 12.95/7.19 [2019-03-28 11:56:34,339 INFO L200 BlockEncoder]: SBE split 1 edges 12.95/7.19 [2019-03-28 11:56:34,344 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.95/7.19 [2019-03-28 11:56:34,346 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.95/7.19 [2019-03-28 11:56:34,355 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 12.95/7.19 [2019-03-28 11:56:34,358 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 12.95/7.19 [2019-03-28 11:56:34,359 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.95/7.19 [2019-03-28 11:56:34,359 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.95/7.19 [2019-03-28 11:56:34,364 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 12.95/7.19 [2019-03-28 11:56:34,365 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.95/7.19 [2019-03-28 11:56:34,365 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.95/7.19 [2019-03-28 11:56:34,365 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.95/7.19 [2019-03-28 11:56:34,365 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.95/7.19 [2019-03-28 11:56:34,366 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.95/7.19 [2019-03-28 11:56:34,366 INFO L313 BlockEncoder]: Encoded RCFG 4 locations, 6 edges 12.95/7.19 [2019-03-28 11:56:34,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 11:56:34 BasicIcfg 12.95/7.19 [2019-03-28 11:56:34,367 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.95/7.19 [2019-03-28 11:56:34,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.95/7.19 [2019-03-28 11:56:34,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.95/7.19 [2019-03-28 11:56:34,371 INFO L276 PluginConnector]: TraceAbstraction initialized 12.95/7.19 [2019-03-28 11:56:34,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 11:56:33" (1/4) ... 12.95/7.19 [2019-03-28 11:56:34,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be53b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 11:56:34, skipping insertion in model container 12.95/7.19 [2019-03-28 11:56:34,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (2/4) ... 12.95/7.19 [2019-03-28 11:56:34,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be53b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 11:56:34, skipping insertion in model container 12.95/7.19 [2019-03-28 11:56:34,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:56:34" (3/4) ... 12.95/7.19 [2019-03-28 11:56:34,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be53b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 11:56:34, skipping insertion in model container 12.95/7.19 [2019-03-28 11:56:34,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 11:56:34" (4/4) ... 12.95/7.19 [2019-03-28 11:56:34,375 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.95/7.19 [2019-03-28 11:56:34,385 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.95/7.19 [2019-03-28 11:56:34,393 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.95/7.19 [2019-03-28 11:56:34,410 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.95/7.19 [2019-03-28 11:56:34,438 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.95/7.19 [2019-03-28 11:56:34,439 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.95/7.19 [2019-03-28 11:56:34,439 INFO L383 AbstractCegarLoop]: Hoare is true 12.95/7.19 [2019-03-28 11:56:34,440 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.95/7.19 [2019-03-28 11:56:34,440 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.95/7.19 [2019-03-28 11:56:34,440 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.95/7.19 [2019-03-28 11:56:34,440 INFO L387 AbstractCegarLoop]: Difference is false 12.95/7.19 [2019-03-28 11:56:34,440 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.95/7.19 [2019-03-28 11:56:34,440 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.95/7.19 [2019-03-28 11:56:34,454 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. 12.95/7.19 [2019-03-28 11:56:34,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.95/7.19 [2019-03-28 11:56:34,463 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. 12.95/7.19 [2019-03-28 11:56:34,512 INFO L448 ceAbstractionStarter]: For program point L17(lines 17 20) no Hoare annotation was computed. 12.95/7.19 [2019-03-28 11:56:34,512 INFO L448 ceAbstractionStarter]: For program point L17-2(lines 17 20) no Hoare annotation was computed. 12.95/7.19 [2019-03-28 11:56:34,513 INFO L451 ceAbstractionStarter]: At program point L16-2(lines 16 22) the Hoare annotation is: true 12.95/7.19 [2019-03-28 11:56:34,513 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.95/7.19 [2019-03-28 11:56:34,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 11:56:34 BasicIcfg 12.95/7.19 [2019-03-28 11:56:34,521 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.95/7.19 [2019-03-28 11:56:34,522 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.95/7.19 [2019-03-28 11:56:34,522 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.95/7.19 [2019-03-28 11:56:34,525 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.95/7.19 [2019-03-28 11:56:34,526 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.95/7.19 [2019-03-28 11:56:34,526 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 11:56:33" (1/5) ... 12.95/7.19 [2019-03-28 11:56:34,527 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f8dbfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 11:56:34, skipping insertion in model container 12.95/7.19 [2019-03-28 11:56:34,527 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.95/7.19 [2019-03-28 11:56:34,527 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:56:33" (2/5) ... 12.95/7.19 [2019-03-28 11:56:34,528 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f8dbfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 11:56:34, skipping insertion in model container 12.95/7.19 [2019-03-28 11:56:34,528 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.95/7.19 [2019-03-28 11:56:34,528 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:56:34" (3/5) ... 12.95/7.19 [2019-03-28 11:56:34,528 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f8dbfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 11:56:34, skipping insertion in model container 12.95/7.19 [2019-03-28 11:56:34,528 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.95/7.19 [2019-03-28 11:56:34,529 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 11:56:34" (4/5) ... 12.95/7.19 [2019-03-28 11:56:34,529 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f8dbfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 11:56:34, skipping insertion in model container 12.95/7.19 [2019-03-28 11:56:34,529 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.95/7.19 [2019-03-28 11:56:34,529 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 11:56:34" (5/5) ... 12.95/7.19 [2019-03-28 11:56:34,531 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.95/7.19 [2019-03-28 11:56:34,560 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.95/7.19 [2019-03-28 11:56:34,560 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.95/7.19 [2019-03-28 11:56:34,560 INFO L375 BuchiCegarLoop]: Hoare is true 12.95/7.19 [2019-03-28 11:56:34,561 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.95/7.19 [2019-03-28 11:56:34,561 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.95/7.19 [2019-03-28 11:56:34,561 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.95/7.19 [2019-03-28 11:56:34,561 INFO L379 BuchiCegarLoop]: Difference is false 12.95/7.19 [2019-03-28 11:56:34,561 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.95/7.19 [2019-03-28 11:56:34,561 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.95/7.19 [2019-03-28 11:56:34,565 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states. 12.95/7.19 [2019-03-28 11:56:34,582 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 12.95/7.19 [2019-03-28 11:56:34,582 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.95/7.19 [2019-03-28 11:56:34,582 INFO L119 BuchiIsEmpty]: Starting construction of run 12.95/7.19 [2019-03-28 11:56:34,588 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.95/7.19 [2019-03-28 11:56:34,588 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 12.95/7.19 [2019-03-28 11:56:34,588 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.95/7.19 [2019-03-28 11:56:34,588 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states. 12.95/7.19 [2019-03-28 11:56:34,589 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 12.95/7.19 [2019-03-28 11:56:34,589 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.95/7.19 [2019-03-28 11:56:34,589 INFO L119 BuchiIsEmpty]: Starting construction of run 12.95/7.19 [2019-03-28 11:56:34,589 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.95/7.19 [2019-03-28 11:56:34,589 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 12.95/7.19 [2019-03-28 11:56:34,594 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [50] ULTIMATE.startENTRY-->L16-2: Formula: (and (= 1 v_ULTIMATE.start_main_~x~0_9) (< 0 v_ULTIMATE.start_main_~max~0_8) (= 0 v_ULTIMATE.start_main_~a~0_9)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9, ULTIMATE.start_main_~max~0=v_ULTIMATE.start_main_~max~0_8, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~max~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 6#L16-2true 12.95/7.19 [2019-03-28 11:56:34,595 INFO L796 eck$LassoCheckResult]: Loop: 6#L16-2true [42] L16-2-->L17: Formula: (<= v_ULTIMATE.start_main_~x~0_8 v_ULTIMATE.start_main_~max~0_7) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_~max~0=v_ULTIMATE.start_main_~max~0_7} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8, ULTIMATE.start_main_~max~0=v_ULTIMATE.start_main_~max~0_7} AuxVars[] AssignedVars[] 5#L17true [34] L17-->L17-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~nondet1_5|) (= v_ULTIMATE.start_main_~a~0_6 (+ v_ULTIMATE.start_main_~a~0_7 (- 1)))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_5|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_4|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~a~0] 3#L17-2true [31] L17-2-->L16-2: Formula: (= v_ULTIMATE.start_main_~x~0_5 (+ v_ULTIMATE.start_main_~x~0_6 1)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 6#L16-2true 12.95/7.19 [2019-03-28 11:56:34,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.95/7.19 [2019-03-28 11:56:34,601 INFO L82 PathProgramCache]: Analyzing trace with hash 81, now seen corresponding path program 1 times 12.95/7.19 [2019-03-28 11:56:34,603 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.95/7.19 [2019-03-28 11:56:34,604 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.95/7.19 [2019-03-28 11:56:34,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.95/7.19 [2019-03-28 11:56:34,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.95/7.19 [2019-03-28 11:56:34,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.95/7.19 [2019-03-28 11:56:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.95/7.19 [2019-03-28 11:56:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.95/7.19 [2019-03-28 11:56:34,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.95/7.19 [2019-03-28 11:56:34,674 INFO L82 PathProgramCache]: Analyzing trace with hash 71238, now seen corresponding path program 1 times 12.95/7.19 [2019-03-28 11:56:34,675 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.95/7.19 [2019-03-28 11:56:34,675 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.95/7.19 [2019-03-28 11:56:34,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.95/7.19 [2019-03-28 11:56:34,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.95/7.19 [2019-03-28 11:56:34,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.95/7.19 [2019-03-28 11:56:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.95/7.19 [2019-03-28 11:56:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.95/7.19 [2019-03-28 11:56:34,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.95/7.19 [2019-03-28 11:56:34,689 INFO L82 PathProgramCache]: Analyzing trace with hash 2454518, now seen corresponding path program 1 times 12.95/7.19 [2019-03-28 11:56:34,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.95/7.19 [2019-03-28 11:56:34,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.95/7.19 [2019-03-28 11:56:34,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.95/7.19 [2019-03-28 11:56:34,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.95/7.19 [2019-03-28 11:56:34,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.95/7.19 [2019-03-28 11:56:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.95/7.19 [2019-03-28 11:56:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.95/7.19 [2019-03-28 11:56:34,754 INFO L216 LassoAnalysis]: Preferences: 12.95/7.19 [2019-03-28 11:56:34,755 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.95/7.19 [2019-03-28 11:56:34,756 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.95/7.19 [2019-03-28 11:56:34,756 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.95/7.19 [2019-03-28 11:56:34,756 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.95/7.19 [2019-03-28 11:56:34,756 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.95/7.19 [2019-03-28 11:56:34,756 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.95/7.19 [2019-03-28 11:56:34,757 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.95/7.19 [2019-03-28 11:56:34,757 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.95/7.19 [2019-03-28 11:56:34,757 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.95/7.19 [2019-03-28 11:56:34,757 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.95/7.19 [2019-03-28 11:56:34,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.95/7.19 [2019-03-28 11:56:34,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.95/7.19 [2019-03-28 11:56:34,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.95/7.19 [2019-03-28 11:56:34,860 INFO L300 LassoAnalysis]: Preprocessing complete. 12.95/7.19 [2019-03-28 11:56:34,861 INFO L412 LassoAnalysis]: Checking for nontermination... 12.95/7.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.95/7.19 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.95/7.19 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.95/7.19 [2019-03-28 11:56:34,867 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.95/7.19 [2019-03-28 11:56:34,867 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.95/7.19 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.95/7.19 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.95/7.19 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.95/7.19 [2019-03-28 11:56:34,900 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.95/7.19 [2019-03-28 11:56:34,900 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.95/7.19 [2019-03-28 11:56:35,123 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 12.95/7.19 [2019-03-28 11:56:35,125 INFO L216 LassoAnalysis]: Preferences: 12.95/7.19 [2019-03-28 11:56:35,125 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.95/7.19 [2019-03-28 11:56:35,126 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.95/7.19 [2019-03-28 11:56:35,126 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.95/7.19 [2019-03-28 11:56:35,126 INFO L127 ssoRankerPreferences]: Use exernal solver: false 12.95/7.19 [2019-03-28 11:56:35,126 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 12.95/7.19 [2019-03-28 11:56:35,126 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.95/7.19 [2019-03-28 11:56:35,126 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.95/7.19 [2019-03-28 11:56:35,127 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.95/7.19 [2019-03-28 11:56:35,127 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.95/7.19 [2019-03-28 11:56:35,127 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.95/7.19 [2019-03-28 11:56:35,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.95/7.19 [2019-03-28 11:56:35,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.95/7.19 [2019-03-28 11:56:35,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.95/7.19 [2019-03-28 11:56:35,190 INFO L300 LassoAnalysis]: Preprocessing complete. 12.95/7.19 [2019-03-28 11:56:35,196 INFO L497 LassoAnalysis]: Using template 'affine'. 12.95/7.19 [2019-03-28 11:56:35,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.95/7.19 Termination analysis: LINEAR_WITH_GUESSES 12.95/7.19 Number of strict supporting invariants: 0 12.95/7.19 Number of non-strict supporting invariants: 1 12.95/7.19 Consider only non-deceasing supporting invariants: true 12.95/7.19 Simplify termination arguments: true 12.95/7.19 Simplify supporting invariants: trueOverapproximate stem: false 12.95/7.19 [2019-03-28 11:56:35,199 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.95/7.19 [2019-03-28 11:56:35,199 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.95/7.19 [2019-03-28 11:56:35,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.95/7.19 [2019-03-28 11:56:35,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.95/7.19 [2019-03-28 11:56:35,200 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.95/7.19 [2019-03-28 11:56:35,202 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.95/7.19 [2019-03-28 11:56:35,203 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.95/7.19 [2019-03-28 11:56:35,210 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 12.95/7.19 [2019-03-28 11:56:35,217 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 12.95/7.19 [2019-03-28 11:56:35,217 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. 12.95/7.19 [2019-03-28 11:56:35,219 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 12.95/7.19 [2019-03-28 11:56:35,220 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 12.95/7.19 [2019-03-28 11:56:35,220 INFO L518 LassoAnalysis]: Proved termination. 12.95/7.19 [2019-03-28 11:56:35,221 INFO L520 LassoAnalysis]: Termination argument consisting of: 12.95/7.19 Ranking function f(ULTIMATE.start_main_~x~0, ULTIMATE.start_main_~max~0) = -2*ULTIMATE.start_main_~x~0 + 2*ULTIMATE.start_main_~max~0 + 1 12.95/7.19 Supporting invariants [] 12.95/7.19 [2019-03-28 11:56:35,222 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 12.95/7.19 [2019-03-28 11:56:35,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.95/7.19 [2019-03-28 11:56:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.95/7.19 [2019-03-28 11:56:35,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 2 conjunts are in the unsatisfiable core 12.95/7.19 [2019-03-28 11:56:35,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.95/7.19 [2019-03-28 11:56:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.95/7.19 [2019-03-28 11:56:35,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core 12.95/7.19 [2019-03-28 11:56:35,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.95/7.19 [2019-03-28 11:56:35,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 12.95/7.19 [2019-03-28 11:56:35,335 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 12.95/7.19 [2019-03-28 11:56:35,340 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 12.95/7.19 [2019-03-28 11:56:35,342 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 4 states. Second operand 3 states. 12.95/7.19 [2019-03-28 11:56:35,410 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 4 states.. Second operand 3 states. Result 7 states and 12 transitions. Complement of second has 5 states. 12.95/7.19 [2019-03-28 11:56:35,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states 12.95/7.19 [2019-03-28 11:56:35,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 12.95/7.19 [2019-03-28 11:56:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. 12.95/7.19 [2019-03-28 11:56:35,415 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 1 letters. Loop has 3 letters. 12.95/7.19 [2019-03-28 11:56:35,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.95/7.19 [2019-03-28 11:56:35,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 4 letters. Loop has 3 letters. 12.95/7.19 [2019-03-28 11:56:35,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.95/7.19 [2019-03-28 11:56:35,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 1 letters. Loop has 6 letters. 12.95/7.19 [2019-03-28 11:56:35,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.95/7.19 [2019-03-28 11:56:35,425 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7 states and 12 transitions. 12.95/7.19 [2019-03-28 11:56:35,426 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.95/7.19 [2019-03-28 11:56:35,429 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7 states to 0 states and 0 transitions. 12.95/7.19 [2019-03-28 11:56:35,430 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 12.95/7.19 [2019-03-28 11:56:35,430 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 12.95/7.19 [2019-03-28 11:56:35,431 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 12.95/7.19 [2019-03-28 11:56:35,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 12.95/7.19 [2019-03-28 11:56:35,431 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.95/7.19 [2019-03-28 11:56:35,431 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.95/7.19 [2019-03-28 11:56:35,431 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.95/7.19 [2019-03-28 11:56:35,431 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 12.95/7.19 [2019-03-28 11:56:35,432 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 12.95/7.19 [2019-03-28 11:56:35,432 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.95/7.19 [2019-03-28 11:56:35,432 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 12.95/7.19 [2019-03-28 11:56:35,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 11:56:35 BasicIcfg 12.95/7.19 [2019-03-28 11:56:35,438 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.95/7.19 [2019-03-28 11:56:35,439 INFO L168 Benchmark]: Toolchain (without parser) took 1695.94 ms. Allocated memory was 649.6 MB in the beginning and 681.6 MB in the end (delta: 32.0 MB). Free memory was 558.8 MB in the beginning and 546.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 50.3 GB. 12.95/7.19 [2019-03-28 11:56:35,441 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.95/7.19 [2019-03-28 11:56:35,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.58 ms. Allocated memory is still 649.6 MB. Free memory was 558.8 MB in the beginning and 547.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 50.3 GB. 12.95/7.19 [2019-03-28 11:56:35,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.88 ms. Allocated memory was 649.6 MB in the beginning and 681.6 MB in the end (delta: 32.0 MB). Free memory was 547.8 MB in the beginning and 649.2 MB in the end (delta: -101.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 12.95/7.19 [2019-03-28 11:56:35,443 INFO L168 Benchmark]: Boogie Preprocessor took 20.03 ms. Allocated memory is still 681.6 MB. Free memory was 649.2 MB in the beginning and 646.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.95/7.19 [2019-03-28 11:56:35,443 INFO L168 Benchmark]: RCFGBuilder took 188.48 ms. Allocated memory is still 681.6 MB. Free memory was 646.1 MB in the beginning and 633.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.95/7.19 [2019-03-28 11:56:35,444 INFO L168 Benchmark]: BlockEncodingV2 took 81.52 ms. Allocated memory is still 681.6 MB. Free memory was 633.2 MB in the beginning and 627.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.95/7.19 [2019-03-28 11:56:35,444 INFO L168 Benchmark]: TraceAbstraction took 153.72 ms. Allocated memory is still 681.6 MB. Free memory was 626.4 MB in the beginning and 618.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 12.95/7.19 [2019-03-28 11:56:35,445 INFO L168 Benchmark]: BuchiAutomizer took 916.30 ms. Allocated memory is still 681.6 MB. Free memory was 618.2 MB in the beginning and 546.7 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 50.3 GB. 12.95/7.19 [2019-03-28 11:56:35,450 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.95/7.19 --- Results --- 12.95/7.19 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.95/7.19 - StatisticsResult: Initial Icfg 12.95/7.19 9 locations, 12 edges 12.95/7.19 - StatisticsResult: Encoded RCFG 12.95/7.19 4 locations, 6 edges 12.95/7.19 * Results from de.uni_freiburg.informatik.ultimate.core: 12.95/7.19 - StatisticsResult: Toolchain Benchmarks 12.95/7.19 Benchmark results are: 12.95/7.19 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.95/7.19 * CACSL2BoogieTranslator took 236.58 ms. Allocated memory is still 649.6 MB. Free memory was 558.8 MB in the beginning and 547.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 50.3 GB. 12.95/7.19 * Boogie Procedure Inliner took 93.88 ms. Allocated memory was 649.6 MB in the beginning and 681.6 MB in the end (delta: 32.0 MB). Free memory was 547.8 MB in the beginning and 649.2 MB in the end (delta: -101.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 12.95/7.19 * Boogie Preprocessor took 20.03 ms. Allocated memory is still 681.6 MB. Free memory was 649.2 MB in the beginning and 646.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.95/7.19 * RCFGBuilder took 188.48 ms. Allocated memory is still 681.6 MB. Free memory was 646.1 MB in the beginning and 633.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.95/7.19 * BlockEncodingV2 took 81.52 ms. Allocated memory is still 681.6 MB. Free memory was 633.2 MB in the beginning and 627.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.95/7.19 * TraceAbstraction took 153.72 ms. Allocated memory is still 681.6 MB. Free memory was 626.4 MB in the beginning and 618.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 12.95/7.19 * BuchiAutomizer took 916.30 ms. Allocated memory is still 681.6 MB. Free memory was 618.2 MB in the beginning and 546.7 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 50.3 GB. 12.95/7.19 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.95/7.19 - AllSpecificationsHoldResult: All specifications hold 12.95/7.19 We were not able to verify any specifiation because the program does not contain any specification. 12.95/7.19 - InvariantResult [Line: 16]: Loop Invariant 12.95/7.19 Derived loop invariant: 1 12.95/7.19 - StatisticsResult: Ultimate Automizer benchmark data 12.95/7.19 CFG has 1 procedures, 4 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 12.95/7.19 - StatisticsResult: Constructed decomposition of program 12.95/7.19 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function -2 * x + 2 * max + 1 and consists of 4 locations. 12.95/7.19 - StatisticsResult: Timing statistics 12.95/7.19 BüchiAutomizer plugin needed 0.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 5 SDtfs, 15 SDslu, 3 SDs, 0 SdLazy, 10 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax100 hnf100 lsp55 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 24ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s 12.95/7.19 - TerminationAnalysisResult: Termination proven 12.95/7.19 Buchi Automizer proved that your program is terminating 12.95/7.19 RESULT: Ultimate proved your program to be correct! 12.95/7.19 !SESSION 2019-03-28 11:56:29.987 ----------------------------------------------- 12.95/7.19 eclipse.buildId=unknown 12.95/7.19 java.version=1.8.0_181 12.95/7.19 java.vendor=Oracle Corporation 12.95/7.19 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.95/7.19 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.95/7.19 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 12.95/7.19 12.95/7.19 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 11:56:35.682 12.95/7.19 !MESSAGE The workspace will exit with unsaved changes in this session. 12.95/7.19 Received shutdown request... 12.95/7.19 Ultimate: 12.95/7.19 GTK+ Version Check 12.95/7.19 EOF