10.32/5.66 NO 10.32/5.66 10.32/5.66 Ultimate: Cannot open display: 10.32/5.66 This is Ultimate 0.1.24-8dc7c08-m 10.32/5.66 [2019-03-29 01:52:00,460 INFO L170 SettingsManager]: Resetting all preferences to default values... 10.32/5.66 [2019-03-29 01:52:00,462 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 10.32/5.66 [2019-03-29 01:52:00,474 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 10.32/5.66 [2019-03-29 01:52:00,474 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 10.32/5.66 [2019-03-29 01:52:00,475 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 10.32/5.66 [2019-03-29 01:52:00,476 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 10.32/5.66 [2019-03-29 01:52:00,478 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 10.32/5.66 [2019-03-29 01:52:00,479 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 10.32/5.66 [2019-03-29 01:52:00,480 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 10.32/5.66 [2019-03-29 01:52:00,481 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 10.32/5.66 [2019-03-29 01:52:00,481 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 10.32/5.66 [2019-03-29 01:52:00,482 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 10.32/5.66 [2019-03-29 01:52:00,483 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 10.32/5.66 [2019-03-29 01:52:00,484 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 10.32/5.66 [2019-03-29 01:52:00,485 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 10.32/5.66 [2019-03-29 01:52:00,486 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 10.32/5.66 [2019-03-29 01:52:00,487 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 10.32/5.66 [2019-03-29 01:52:00,489 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 10.32/5.66 [2019-03-29 01:52:00,491 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 10.32/5.66 [2019-03-29 01:52:00,492 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 10.32/5.66 [2019-03-29 01:52:00,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 10.32/5.66 [2019-03-29 01:52:00,495 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 10.32/5.66 [2019-03-29 01:52:00,495 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 10.32/5.66 [2019-03-29 01:52:00,496 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 10.32/5.66 [2019-03-29 01:52:00,496 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 10.32/5.66 [2019-03-29 01:52:00,497 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 10.32/5.66 [2019-03-29 01:52:00,498 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 10.32/5.66 [2019-03-29 01:52:00,498 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 10.32/5.66 [2019-03-29 01:52:00,498 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 10.32/5.66 [2019-03-29 01:52:00,499 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 10.32/5.66 [2019-03-29 01:52:00,500 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 10.32/5.66 [2019-03-29 01:52:00,501 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 10.32/5.66 [2019-03-29 01:52:00,501 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 10.32/5.66 [2019-03-29 01:52:00,502 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 10.32/5.66 [2019-03-29 01:52:00,502 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 10.32/5.66 [2019-03-29 01:52:00,502 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 10.32/5.66 [2019-03-29 01:52:00,503 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 10.32/5.66 [2019-03-29 01:52:00,504 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 10.32/5.66 [2019-03-29 01:52:00,504 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 10.32/5.66 [2019-03-29 01:52:00,519 INFO L110 SettingsManager]: Loading preferences was successful 10.32/5.66 [2019-03-29 01:52:00,519 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 10.32/5.66 [2019-03-29 01:52:00,520 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 10.32/5.66 [2019-03-29 01:52:00,520 INFO L133 SettingsManager]: * Rewrite not-equals=true 10.32/5.66 [2019-03-29 01:52:00,520 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 10.32/5.66 [2019-03-29 01:52:00,520 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 10.32/5.66 [2019-03-29 01:52:00,521 INFO L133 SettingsManager]: * Use SBE=true 10.32/5.66 [2019-03-29 01:52:00,521 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 10.32/5.66 [2019-03-29 01:52:00,521 INFO L133 SettingsManager]: * Use old map elimination=false 10.32/5.66 [2019-03-29 01:52:00,521 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 10.32/5.66 [2019-03-29 01:52:00,521 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 10.32/5.66 [2019-03-29 01:52:00,521 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 10.32/5.66 [2019-03-29 01:52:00,522 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 10.32/5.66 [2019-03-29 01:52:00,522 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 10.32/5.66 [2019-03-29 01:52:00,522 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 10.32/5.66 [2019-03-29 01:52:00,522 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 10.32/5.66 [2019-03-29 01:52:00,522 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 10.32/5.66 [2019-03-29 01:52:00,522 INFO L133 SettingsManager]: * Check division by zero=IGNORE 10.32/5.66 [2019-03-29 01:52:00,523 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 10.32/5.66 [2019-03-29 01:52:00,523 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 10.32/5.66 [2019-03-29 01:52:00,523 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 10.32/5.66 [2019-03-29 01:52:00,523 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 10.32/5.66 [2019-03-29 01:52:00,523 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 10.32/5.66 [2019-03-29 01:52:00,524 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 10.32/5.66 [2019-03-29 01:52:00,524 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 10.32/5.66 [2019-03-29 01:52:00,524 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 10.32/5.66 [2019-03-29 01:52:00,524 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 10.32/5.66 [2019-03-29 01:52:00,524 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 10.32/5.66 [2019-03-29 01:52:00,524 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 10.32/5.66 [2019-03-29 01:52:00,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 10.32/5.66 [2019-03-29 01:52:00,565 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 10.32/5.66 [2019-03-29 01:52:00,569 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 10.32/5.66 [2019-03-29 01:52:00,570 INFO L271 PluginConnector]: Initializing CDTParser... 10.32/5.66 [2019-03-29 01:52:00,570 INFO L276 PluginConnector]: CDTParser initialized 10.32/5.66 [2019-03-29 01:52:00,571 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 10.32/5.66 [2019-03-29 01:52:00,641 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/40e60f12fea440609a7f7f509bd53cf2/FLAGc9deaca9d 10.32/5.66 [2019-03-29 01:52:00,982 INFO L307 CDTParser]: Found 1 translation units. 10.32/5.66 [2019-03-29 01:52:00,983 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 10.32/5.66 [2019-03-29 01:52:00,990 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/40e60f12fea440609a7f7f509bd53cf2/FLAGc9deaca9d 10.32/5.66 [2019-03-29 01:52:01,392 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/40e60f12fea440609a7f7f509bd53cf2 10.32/5.66 [2019-03-29 01:52:01,403 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 10.32/5.66 [2019-03-29 01:52:01,405 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 10.32/5.66 [2019-03-29 01:52:01,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 10.32/5.66 [2019-03-29 01:52:01,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 10.32/5.66 [2019-03-29 01:52:01,410 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 10.32/5.66 [2019-03-29 01:52:01,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d81c130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01, skipping insertion in model container 10.32/5.66 [2019-03-29 01:52:01,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 10.32/5.66 [2019-03-29 01:52:01,439 INFO L176 MainTranslator]: Built tables and reachable declarations 10.32/5.66 [2019-03-29 01:52:01,592 INFO L206 PostProcessor]: Analyzing one entry point: main 10.32/5.66 [2019-03-29 01:52:01,596 INFO L191 MainTranslator]: Completed pre-run 10.32/5.66 [2019-03-29 01:52:01,611 INFO L206 PostProcessor]: Analyzing one entry point: main 10.32/5.66 [2019-03-29 01:52:01,680 INFO L195 MainTranslator]: Completed translation 10.32/5.66 [2019-03-29 01:52:01,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01 WrapperNode 10.32/5.66 [2019-03-29 01:52:01,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 10.32/5.66 [2019-03-29 01:52:01,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 10.32/5.66 [2019-03-29 01:52:01,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 10.32/5.66 [2019-03-29 01:52:01,682 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 10.32/5.66 [2019-03-29 01:52:01,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 10.32/5.66 [2019-03-29 01:52:01,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 10.32/5.66 [2019-03-29 01:52:01,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 10.32/5.66 [2019-03-29 01:52:01,716 INFO L276 PluginConnector]: Boogie Preprocessor initialized 10.32/5.66 [2019-03-29 01:52:01,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 10.32/5.66 [2019-03-29 01:52:01,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 10.32/5.66 [2019-03-29 01:52:01,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... 10.32/5.66 [2019-03-29 01:52:01,735 INFO L276 PluginConnector]: RCFGBuilder initialized 10.32/5.66 [2019-03-29 01:52:01,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (1/1) ... 10.32/5.66 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 10.32/5.66 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 10.32/5.66 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 10.32/5.66 [2019-03-29 01:52:01,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 10.32/5.66 [2019-03-29 01:52:01,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 10.32/5.66 [2019-03-29 01:52:01,924 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 10.32/5.66 [2019-03-29 01:52:01,924 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 10.32/5.66 [2019-03-29 01:52:01,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:52:01 BoogieIcfgContainer 10.32/5.66 [2019-03-29 01:52:01,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 10.32/5.66 [2019-03-29 01:52:01,926 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 10.32/5.66 [2019-03-29 01:52:01,926 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 10.32/5.66 [2019-03-29 01:52:01,929 INFO L276 PluginConnector]: BlockEncodingV2 initialized 10.32/5.66 [2019-03-29 01:52:01,930 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:52:01" (1/1) ... 10.32/5.66 [2019-03-29 01:52:01,944 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 10.32/5.66 [2019-03-29 01:52:01,945 INFO L258 BlockEncoder]: Using Remove infeasible edges 10.32/5.66 [2019-03-29 01:52:01,946 INFO L263 BlockEncoder]: Using Maximize final states 10.32/5.66 [2019-03-29 01:52:01,947 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 10.32/5.66 [2019-03-29 01:52:01,947 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 10.32/5.66 [2019-03-29 01:52:01,949 INFO L296 BlockEncoder]: Using Remove sink states 10.32/5.66 [2019-03-29 01:52:01,950 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 10.32/5.66 [2019-03-29 01:52:01,950 INFO L179 BlockEncoder]: Using Rewrite not-equals 10.32/5.66 [2019-03-29 01:52:01,963 INFO L185 BlockEncoder]: Using Use SBE 10.32/5.66 [2019-03-29 01:52:01,970 INFO L200 BlockEncoder]: SBE split 0 edges 10.32/5.66 [2019-03-29 01:52:01,975 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 10.32/5.66 [2019-03-29 01:52:01,977 INFO L71 MaximizeFinalStates]: 0 new accepting states 10.32/5.66 [2019-03-29 01:52:01,991 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 10.32/5.66 [2019-03-29 01:52:01,993 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 10.32/5.66 [2019-03-29 01:52:01,994 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 10.32/5.66 [2019-03-29 01:52:01,994 INFO L71 MaximizeFinalStates]: 0 new accepting states 10.32/5.66 [2019-03-29 01:52:01,995 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 10.32/5.66 [2019-03-29 01:52:01,995 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 10.32/5.66 [2019-03-29 01:52:01,995 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 4 edges 10.32/5.66 [2019-03-29 01:52:01,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:52:01 BasicIcfg 10.32/5.66 [2019-03-29 01:52:01,996 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 10.32/5.66 [2019-03-29 01:52:01,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 10.32/5.66 [2019-03-29 01:52:01,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... 10.32/5.66 [2019-03-29 01:52:02,000 INFO L276 PluginConnector]: TraceAbstraction initialized 10.32/5.66 [2019-03-29 01:52:02,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:52:01" (1/4) ... 10.32/5.66 [2019-03-29 01:52:02,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c44bdf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:52:02, skipping insertion in model container 10.32/5.66 [2019-03-29 01:52:02,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (2/4) ... 10.32/5.66 [2019-03-29 01:52:02,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c44bdf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:52:02, skipping insertion in model container 10.32/5.66 [2019-03-29 01:52:02,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:52:01" (3/4) ... 10.32/5.66 [2019-03-29 01:52:02,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c44bdf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:52:02, skipping insertion in model container 10.32/5.66 [2019-03-29 01:52:02,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:52:01" (4/4) ... 10.32/5.66 [2019-03-29 01:52:02,004 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 10.32/5.66 [2019-03-29 01:52:02,014 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 10.32/5.66 [2019-03-29 01:52:02,021 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 10.32/5.66 [2019-03-29 01:52:02,038 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 10.32/5.66 [2019-03-29 01:52:02,068 INFO L133 ementStrategyFactory]: Using default assertion order modulation 10.32/5.66 [2019-03-29 01:52:02,068 INFO L382 AbstractCegarLoop]: Interprodecural is true 10.32/5.66 [2019-03-29 01:52:02,069 INFO L383 AbstractCegarLoop]: Hoare is true 10.32/5.66 [2019-03-29 01:52:02,069 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 10.32/5.66 [2019-03-29 01:52:02,069 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 10.32/5.66 [2019-03-29 01:52:02,069 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 10.32/5.66 [2019-03-29 01:52:02,069 INFO L387 AbstractCegarLoop]: Difference is false 10.32/5.66 [2019-03-29 01:52:02,070 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 10.32/5.66 [2019-03-29 01:52:02,070 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 10.32/5.66 [2019-03-29 01:52:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 10.32/5.66 [2019-03-29 01:52:02,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 10.32/5.66 [2019-03-29 01:52:02,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 10.32/5.66 [2019-03-29 01:52:02,141 INFO L451 ceAbstractionStarter]: At program point L18-2(lines 17 21) the Hoare annotation is: true 10.32/5.66 [2019-03-29 01:52:02,142 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 10.32/5.66 [2019-03-29 01:52:02,142 INFO L448 ceAbstractionStarter]: For program point L18(lines 18 20) no Hoare annotation was computed. 10.32/5.66 [2019-03-29 01:52:02,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:52:02 BasicIcfg 10.32/5.66 [2019-03-29 01:52:02,150 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 10.32/5.66 [2019-03-29 01:52:02,151 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 10.32/5.66 [2019-03-29 01:52:02,151 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 10.32/5.66 [2019-03-29 01:52:02,154 INFO L276 PluginConnector]: BuchiAutomizer initialized 10.32/5.66 [2019-03-29 01:52:02,155 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.32/5.66 [2019-03-29 01:52:02,155 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:52:01" (1/5) ... 10.32/5.66 [2019-03-29 01:52:02,156 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d883f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:52:02, skipping insertion in model container 10.32/5.66 [2019-03-29 01:52:02,156 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.32/5.66 [2019-03-29 01:52:02,156 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:52:01" (2/5) ... 10.32/5.66 [2019-03-29 01:52:02,156 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d883f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:52:02, skipping insertion in model container 10.32/5.66 [2019-03-29 01:52:02,157 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.32/5.66 [2019-03-29 01:52:02,157 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:52:01" (3/5) ... 10.32/5.66 [2019-03-29 01:52:02,157 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d883f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:52:02, skipping insertion in model container 10.32/5.66 [2019-03-29 01:52:02,157 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.32/5.66 [2019-03-29 01:52:02,158 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:52:01" (4/5) ... 10.32/5.66 [2019-03-29 01:52:02,158 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d883f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:52:02, skipping insertion in model container 10.32/5.66 [2019-03-29 01:52:02,158 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.32/5.66 [2019-03-29 01:52:02,158 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:52:02" (5/5) ... 10.32/5.66 [2019-03-29 01:52:02,159 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 10.32/5.66 [2019-03-29 01:52:02,186 INFO L133 ementStrategyFactory]: Using default assertion order modulation 10.32/5.66 [2019-03-29 01:52:02,187 INFO L374 BuchiCegarLoop]: Interprodecural is true 10.32/5.66 [2019-03-29 01:52:02,187 INFO L375 BuchiCegarLoop]: Hoare is true 10.32/5.66 [2019-03-29 01:52:02,187 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 10.32/5.66 [2019-03-29 01:52:02,187 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 10.32/5.66 [2019-03-29 01:52:02,188 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 10.32/5.66 [2019-03-29 01:52:02,188 INFO L379 BuchiCegarLoop]: Difference is false 10.32/5.66 [2019-03-29 01:52:02,188 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 10.32/5.66 [2019-03-29 01:52:02,188 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 10.32/5.66 [2019-03-29 01:52:02,192 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 10.32/5.66 [2019-03-29 01:52:02,210 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 10.32/5.66 [2019-03-29 01:52:02,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 10.32/5.66 [2019-03-29 01:52:02,211 INFO L119 BuchiIsEmpty]: Starting construction of run 10.32/5.66 [2019-03-29 01:52:02,216 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 10.32/5.66 [2019-03-29 01:52:02,216 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 10.32/5.66 [2019-03-29 01:52:02,216 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 10.32/5.66 [2019-03-29 01:52:02,217 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 10.32/5.66 [2019-03-29 01:52:02,217 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 10.32/5.66 [2019-03-29 01:52:02,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 10.32/5.66 [2019-03-29 01:52:02,217 INFO L119 BuchiIsEmpty]: Starting construction of run 10.32/5.66 [2019-03-29 01:52:02,218 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 10.32/5.66 [2019-03-29 01:52:02,218 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 10.32/5.66 [2019-03-29 01:52:02,223 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [25] ULTIMATE.startENTRY-->L18-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 4#L18-2true 10.32/5.66 [2019-03-29 01:52:02,224 INFO L796 eck$LassoCheckResult]: Loop: 4#L18-2true [28] L18-2-->L18: Formula: (<= v_ULTIMATE.start_main_~x~0_7 10) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[] 5#L18true [34] L18-->L18-2: Formula: (>= 6 v_ULTIMATE.start_main_~x~0_10) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10} AuxVars[] AssignedVars[] 4#L18-2true 10.32/5.66 [2019-03-29 01:52:02,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 10.32/5.66 [2019-03-29 01:52:02,230 INFO L82 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 1 times 10.32/5.66 [2019-03-29 01:52:02,232 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 10.32/5.66 [2019-03-29 01:52:02,233 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 10.32/5.66 [2019-03-29 01:52:02,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.32/5.66 [2019-03-29 01:52:02,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 10.32/5.66 [2019-03-29 01:52:02,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.32/5.66 [2019-03-29 01:52:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.32/5.66 [2019-03-29 01:52:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.32/5.66 [2019-03-29 01:52:02,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 10.32/5.66 [2019-03-29 01:52:02,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1863, now seen corresponding path program 1 times 10.32/5.66 [2019-03-29 01:52:02,302 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 10.32/5.66 [2019-03-29 01:52:02,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 10.32/5.66 [2019-03-29 01:52:02,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.32/5.66 [2019-03-29 01:52:02,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 10.32/5.66 [2019-03-29 01:52:02,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.32/5.66 [2019-03-29 01:52:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.32/5.66 [2019-03-29 01:52:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.32/5.66 [2019-03-29 01:52:02,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 10.32/5.66 [2019-03-29 01:52:02,314 INFO L82 PathProgramCache]: Analyzing trace with hash 54718, now seen corresponding path program 1 times 10.32/5.66 [2019-03-29 01:52:02,314 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 10.32/5.66 [2019-03-29 01:52:02,314 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 10.32/5.66 [2019-03-29 01:52:02,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.32/5.66 [2019-03-29 01:52:02,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 10.32/5.66 [2019-03-29 01:52:02,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.32/5.66 [2019-03-29 01:52:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.32/5.66 [2019-03-29 01:52:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.32/5.66 [2019-03-29 01:52:02,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:52:02 BasicIcfg 10.32/5.66 [2019-03-29 01:52:02,371 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 10.32/5.66 [2019-03-29 01:52:02,372 INFO L168 Benchmark]: Toolchain (without parser) took 967.97 ms. Allocated memory was 649.6 MB in the beginning and 659.6 MB in the end (delta: 10.0 MB). Free memory was 563.7 MB in the beginning and 581.4 MB in the end (delta: -17.7 MB). There was no memory consumed. Max. memory is 50.3 GB. 10.32/5.66 [2019-03-29 01:52:02,374 INFO L168 Benchmark]: CDTParser took 0.19 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. 10.32/5.66 [2019-03-29 01:52:02,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.87 ms. Allocated memory was 649.6 MB in the beginning and 659.6 MB in the end (delta: 10.0 MB). Free memory was 563.7 MB in the beginning and 626.0 MB in the end (delta: -62.2 MB). Peak memory consumption was 29.9 MB. Max. memory is 50.3 GB. 10.32/5.66 [2019-03-29 01:52:02,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.14 ms. Allocated memory is still 659.6 MB. Free memory was 626.0 MB in the beginning and 624.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 10.32/5.66 [2019-03-29 01:52:02,376 INFO L168 Benchmark]: Boogie Preprocessor took 18.73 ms. Allocated memory is still 659.6 MB. Free memory was 624.6 MB in the beginning and 621.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 10.32/5.66 [2019-03-29 01:52:02,376 INFO L168 Benchmark]: RCFGBuilder took 191.10 ms. Allocated memory is still 659.6 MB. Free memory was 621.5 MB in the beginning and 609.9 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 50.3 GB. 10.32/5.66 [2019-03-29 01:52:02,377 INFO L168 Benchmark]: BlockEncodingV2 took 69.89 ms. Allocated memory is still 659.6 MB. Free memory was 609.9 MB in the beginning and 604.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 10.32/5.66 [2019-03-29 01:52:02,378 INFO L168 Benchmark]: TraceAbstraction took 153.20 ms. Allocated memory is still 659.6 MB. Free memory was 604.5 MB in the beginning and 595.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 10.32/5.66 [2019-03-29 01:52:02,378 INFO L168 Benchmark]: BuchiAutomizer took 220.82 ms. Allocated memory is still 659.6 MB. Free memory was 595.0 MB in the beginning and 581.4 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 50.3 GB. 10.32/5.66 [2019-03-29 01:52:02,383 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 10.32/5.66 --- Results --- 10.32/5.66 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 10.32/5.66 - StatisticsResult: Initial Icfg 10.32/5.66 7 locations, 9 edges 10.32/5.66 - StatisticsResult: Encoded RCFG 10.32/5.66 3 locations, 4 edges 10.32/5.66 * Results from de.uni_freiburg.informatik.ultimate.core: 10.32/5.66 - StatisticsResult: Toolchain Benchmarks 10.32/5.66 Benchmark results are: 10.32/5.66 * CDTParser took 0.19 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. 10.32/5.66 * CACSL2BoogieTranslator took 274.87 ms. Allocated memory was 649.6 MB in the beginning and 659.6 MB in the end (delta: 10.0 MB). Free memory was 563.7 MB in the beginning and 626.0 MB in the end (delta: -62.2 MB). Peak memory consumption was 29.9 MB. Max. memory is 50.3 GB. 10.32/5.66 * Boogie Procedure Inliner took 34.14 ms. Allocated memory is still 659.6 MB. Free memory was 626.0 MB in the beginning and 624.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 10.32/5.66 * Boogie Preprocessor took 18.73 ms. Allocated memory is still 659.6 MB. Free memory was 624.6 MB in the beginning and 621.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 10.32/5.66 * RCFGBuilder took 191.10 ms. Allocated memory is still 659.6 MB. Free memory was 621.5 MB in the beginning and 609.9 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 50.3 GB. 10.32/5.66 * BlockEncodingV2 took 69.89 ms. Allocated memory is still 659.6 MB. Free memory was 609.9 MB in the beginning and 604.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 10.32/5.66 * TraceAbstraction took 153.20 ms. Allocated memory is still 659.6 MB. Free memory was 604.5 MB in the beginning and 595.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 10.32/5.66 * BuchiAutomizer took 220.82 ms. Allocated memory is still 659.6 MB. Free memory was 595.0 MB in the beginning and 581.4 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 50.3 GB. 10.32/5.66 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 10.32/5.66 - AllSpecificationsHoldResult: All specifications hold 10.32/5.66 We were not able to verify any specifiation because the program does not contain any specification. 10.32/5.66 - InvariantResult [Line: 17]: Loop Invariant 10.32/5.66 Derived loop invariant: 1 10.32/5.66 - StatisticsResult: Ultimate Automizer benchmark data 10.32/5.66 CFG has 1 procedures, 3 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 10.32/5.66 - StatisticsResult: Constructed decomposition of program 10.32/5.66 Trivial decomposition into one nonterminating module. 10.32/5.66 - StatisticsResult: Timing statistics 10.32/5.66 BüchiAutomizer plugin needed 0.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 10.32/5.66 - TerminationAnalysisResult: Nontermination possible 10.32/5.66 Buchi Automizer proved that your program is nonterminating for some inputs 10.32/5.66 - FixpointNonTerminationResult [Line: 17]: Nontermination argument in form of an infinite program execution. 10.32/5.66 Nontermination argument in form of an infinite execution 10.32/5.66 State at position 0 is 10.32/5.66 {} 10.32/5.66 State at position 1 is 10.32/5.66 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e3c6b3=0, \result=0, x=0} 10.32/5.66 - StatisticsResult: NonterminationArgumentStatistics 10.32/5.66 Fixpoint 10.32/5.66 - NonterminatingLassoResult [Line: 17]: Nonterminating execution 10.32/5.66 Found a nonterminating execution for the following lasso shaped sequence of statements. 10.32/5.66 Stem: 10.32/5.66 [L15] int x; 10.32/5.66 [L16] x = __VERIFIER_nondet_int() 10.32/5.66 Loop: 10.32/5.66 [L17] COND TRUE x <= 10 10.32/5.66 [L18] COND FALSE !(x > 6) 10.32/5.66 End of lasso representation. 10.32/5.66 RESULT: Ultimate proved your program to be incorrect! 10.32/5.66 !SESSION 2019-03-29 01:51:58.134 ----------------------------------------------- 10.32/5.66 eclipse.buildId=unknown 10.32/5.66 java.version=1.8.0_181 10.32/5.66 java.vendor=Oracle Corporation 10.32/5.66 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 10.32/5.66 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 10.32/5.66 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 10.32/5.66 10.32/5.66 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:52:02.617 10.32/5.66 !MESSAGE The workspace will exit with unsaved changes in this session. 10.32/5.66 Received shutdown request... 10.32/5.66 Ultimate: 10.32/5.66 GTK+ Version Check 10.32/5.66 EOF