java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline_WitnessPrinter.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test04_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 12:54:28,607 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:54:28,609 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:54:28,620 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:54:28,621 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:54:28,622 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:54:28,623 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:54:28,625 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:54:28,626 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:54:28,627 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:54:28,628 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:54:28,628 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:54:28,629 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:54:28,630 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:54:28,631 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:54:28,632 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:54:28,633 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:54:28,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:54:28,637 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:54:28,638 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:54:28,639 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:54:28,642 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:54:28,646 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:54:28,649 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:54:28,649 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:54:28,650 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:54:28,651 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:54:28,653 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:54:28,654 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:54:28,657 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:54:28,658 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:54:28,658 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:54:28,659 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:54:28,659 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:54:28,661 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:54:28,662 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:54:28,662 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 12:54:28,689 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:54:28,689 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:54:28,690 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:54:28,690 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:54:28,691 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:54:28,691 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:54:28,691 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 12:54:28,692 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:54:28,692 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:54:28,692 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:54:28,692 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:54:28,692 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:54:28,693 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:54:28,693 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:54:28,693 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:54:28,693 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:54:28,693 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:54:28,694 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:54:28,694 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:54:28,694 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:54:28,694 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:54:28,695 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:54:28,695 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:54:28,695 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:54:28,695 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:54:28,695 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:54:28,696 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:54:28,696 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 12:54:28,696 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:54:28,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:54:28,696 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 12:54:28,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:54:28,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:54:28,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:54:28,784 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:54:28,784 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:54:28,785 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test04_true-unreach-call_true-termination.c [2018-11-23 12:54:28,848 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714054051/52869fe073d54423abffc1b9f95c7048/FLAG662429292 [2018-11-23 12:54:29,225 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:54:29,226 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test04_true-unreach-call_true-termination.c [2018-11-23 12:54:29,231 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714054051/52869fe073d54423abffc1b9f95c7048/FLAG662429292 [2018-11-23 12:54:29,606 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714054051/52869fe073d54423abffc1b9f95c7048 [2018-11-23 12:54:29,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:54:29,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:54:29,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:54:29,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:54:29,623 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:54:29,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:29,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cbd23e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29, skipping insertion in model container [2018-11-23 12:54:29,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:29,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:54:29,661 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:54:29,912 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:54:29,926 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:54:29,943 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:54:29,960 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:54:29,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29 WrapperNode [2018-11-23 12:54:29,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:54:29,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:54:29,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:54:29,962 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:54:29,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:29,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:29,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:54:29,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:54:29,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:54:29,986 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:54:29,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:29,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:29,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:29,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:30,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:30,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:30,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... [2018-11-23 12:54:30,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:54:30,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:54:30,014 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:54:30,014 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:54:30,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:54:30,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 12:54:30,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 12:54:30,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 12:54:30,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:54:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-23 12:54:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-23 12:54:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:54:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:54:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 12:54:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 12:54:30,138 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 12:54:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:54:30,546 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:54:30,546 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 12:54:30,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:30 BoogieIcfgContainer [2018-11-23 12:54:30,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:54:30,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:54:30,548 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:54:30,551 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:54:30,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:54:29" (1/3) ... [2018-11-23 12:54:30,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ea7617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:54:30, skipping insertion in model container [2018-11-23 12:54:30,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:29" (2/3) ... [2018-11-23 12:54:30,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ea7617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:54:30, skipping insertion in model container [2018-11-23 12:54:30,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:30" (3/3) ... [2018-11-23 12:54:30,555 INFO L112 eAbstractionObserver]: Analyzing ICFG test04_true-unreach-call_true-termination.c [2018-11-23 12:54:30,563 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:54:30,570 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 12:54:30,586 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 12:54:30,614 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 12:54:30,615 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:54:30,615 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:54:30,615 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:54:30,615 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:54:30,615 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:54:30,615 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:54:30,615 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:54:30,616 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:54:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-11-23 12:54:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 12:54:30,639 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:54:30,640 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:54:30,643 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:54:30,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:54:30,648 INFO L82 PathProgramCache]: Analyzing trace with hash 1498735640, now seen corresponding path program 1 times [2018-11-23 12:54:30,651 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:54:30,651 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:54:30,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:54:30,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:54:30,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:54:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:31,396 INFO L256 TraceCheckUtils]: 0: Hoare triple {21#true} call ULTIMATE.init(); {21#true} is VALID [2018-11-23 12:54:31,399 INFO L273 TraceCheckUtils]: 1: Hoare triple {21#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {21#true} is VALID [2018-11-23 12:54:31,400 INFO L273 TraceCheckUtils]: 2: Hoare triple {21#true} assume true; {21#true} is VALID [2018-11-23 12:54:31,400 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {21#true} {21#true} #19#return; {21#true} is VALID [2018-11-23 12:54:31,401 INFO L256 TraceCheckUtils]: 4: Hoare triple {21#true} call #t~ret2 := main(); {21#true} is VALID [2018-11-23 12:54:31,402 INFO L273 TraceCheckUtils]: 5: Hoare triple {21#true} call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(4);call ~#b~0.base, ~#b~0.offset := #Ultimate.alloc(4);~p1~0.base, ~p1~0.offset := ~#a~0.base, ~#a~0.offset;~p2~0.base, ~p2~0.offset := ~#b~0.base, ~#b~0.offset; {23#(and (= |main_~#a~0.offset| main_~p1~0.offset) (= |main_~#a~0.base| main_~p1~0.base) (= main_~p1~0.offset main_~p2~0.offset) (not (= main_~p1~0.base main_~p2~0.base)))} is VALID [2018-11-23 12:54:31,403 INFO L256 TraceCheckUtils]: 6: Hoare triple {23#(and (= |main_~#a~0.offset| main_~p1~0.offset) (= |main_~#a~0.base| main_~p1~0.base) (= main_~p1~0.offset main_~p2~0.offset) (not (= main_~p1~0.base main_~p2~0.base)))} call #t~ret0 := f(~p1~0.base, ~p1~0.offset, ~p2~0.base, ~p2~0.offset); {21#true} is VALID [2018-11-23 12:54:31,407 INFO L273 TraceCheckUtils]: 7: Hoare triple {21#true} ~p1.base, ~p1.offset := #in~p1.base, #in~p1.offset;~p2.base, ~p2.offset := #in~p2.base, #in~p2.offset;#res := (if ~p1.base == ~p2.base && ~p1.offset == ~p2.offset then 1 else 0); {24#(or (and (= |f_#in~p2.base| |f_#in~p1.base|) (= 1 |f_#res|)) (= 0 |f_#res|) (not (= |f_#in~p2.offset| |f_#in~p1.offset|)))} is VALID [2018-11-23 12:54:31,407 INFO L273 TraceCheckUtils]: 8: Hoare triple {24#(or (and (= |f_#in~p2.base| |f_#in~p1.base|) (= 1 |f_#res|)) (= 0 |f_#res|) (not (= |f_#in~p2.offset| |f_#in~p1.offset|)))} assume true; {24#(or (and (= |f_#in~p2.base| |f_#in~p1.base|) (= 1 |f_#res|)) (= 0 |f_#res|) (not (= |f_#in~p2.offset| |f_#in~p1.offset|)))} is VALID [2018-11-23 12:54:31,410 INFO L268 TraceCheckUtils]: 9: Hoare quadruple {24#(or (and (= |f_#in~p2.base| |f_#in~p1.base|) (= 1 |f_#res|)) (= 0 |f_#res|) (not (= |f_#in~p2.offset| |f_#in~p1.offset|)))} {23#(and (= |main_~#a~0.offset| main_~p1~0.offset) (= |main_~#a~0.base| main_~p1~0.base) (= main_~p1~0.offset main_~p2~0.offset) (not (= main_~p1~0.base main_~p2~0.base)))} #23#return; {25#(and (= |main_~#a~0.offset| main_~p1~0.offset) (= |main_~#a~0.base| main_~p1~0.base) (= 0 |main_#t~ret0|))} is VALID [2018-11-23 12:54:31,413 INFO L273 TraceCheckUtils]: 10: Hoare triple {25#(and (= |main_~#a~0.offset| main_~p1~0.offset) (= |main_~#a~0.base| main_~p1~0.base) (= 0 |main_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;call write~int(#t~ret0, ~#a~0.base, ~#a~0.offset, 4);havoc #t~ret0;call #t~mem1 := read~int(~p1~0.base, ~p1~0.offset, 4); {26#(= |main_#t~mem1| 0)} is VALID [2018-11-23 12:54:31,413 INFO L273 TraceCheckUtils]: 11: Hoare triple {26#(= |main_#t~mem1| 0)} assume 0 != #t~mem1;havoc #t~mem1; {22#false} is VALID [2018-11-23 12:54:31,414 INFO L273 TraceCheckUtils]: 12: Hoare triple {22#false} assume !false; {22#false} is VALID [2018-11-23 12:54:31,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:31,420 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:54:31,420 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:54:31,425 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2018-11-23 12:54:31,428 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 12:54:31,431 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-23 12:54:31,479 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 12:54:31,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:54:31,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:54:31,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:54:31,489 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 6 states. [2018-11-23 12:54:31,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:54:31,938 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2018-11-23 12:54:31,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 12:54:31,939 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2018-11-23 12:54:31,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:54:31,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 12:54:31,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 21 transitions. [2018-11-23 12:54:31,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 12:54:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 21 transitions. [2018-11-23 12:54:31,957 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 21 transitions. [2018-11-23 12:54:32,078 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 12:54:32,087 INFO L225 Difference]: With dead ends: 22 [2018-11-23 12:54:32,087 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 12:54:32,093 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-23 12:54:32,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 12:54:32,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 12:54:32,125 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 12:54:32,126 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2018-11-23 12:54:32,127 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2018-11-23 12:54:32,127 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2018-11-23 12:54:32,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:54:32,128 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-23 12:54:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 12:54:32,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:54:32,129 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 12:54:32,129 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2018-11-23 12:54:32,130 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2018-11-23 12:54:32,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:54:32,131 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-23 12:54:32,131 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 12:54:32,131 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:54:32,131 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 12:54:32,132 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 12:54:32,133 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 12:54:32,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 12:54:32,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 12:54:32,135 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2018-11-23 12:54:32,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:54:32,136 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 12:54:32,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:54:32,136 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 12:54:32,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:54:32,142 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 12:54:32,533 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:54:32,534 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:54:32,534 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:54:32,534 INFO L448 ceAbstractionStarter]: For program point fEXIT(lines 4 6) no Hoare annotation was computed. [2018-11-23 12:54:32,534 INFO L451 ceAbstractionStarter]: At program point fENTRY(lines 4 6) the Hoare annotation is: true [2018-11-23 12:54:32,534 INFO L448 ceAbstractionStarter]: For program point fFINAL(lines 4 6) no Hoare annotation was computed. [2018-11-23 12:54:32,535 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:54:32,535 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-23 12:54:32,535 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:54:32,535 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:54:32,535 INFO L444 ceAbstractionStarter]: At program point L17(lines 8 24) the Hoare annotation is: false [2018-11-23 12:54:32,536 INFO L448 ceAbstractionStarter]: For program point L16(lines 16 18) no Hoare annotation was computed. [2018-11-23 12:54:32,536 INFO L444 ceAbstractionStarter]: At program point L14(line 14) the Hoare annotation is: (and (= |main_~#a~0.offset| main_~p1~0.offset) (= |main_~#a~0.base| main_~p1~0.base) (= main_~p1~0.offset main_~p2~0.offset) (not (= main_~p1~0.base main_~p2~0.base))) [2018-11-23 12:54:32,536 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 8 24) the Hoare annotation is: true [2018-11-23 12:54:32,536 INFO L448 ceAbstractionStarter]: For program point L14-1(line 14) no Hoare annotation was computed. [2018-11-23 12:54:32,536 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 8 24) no Hoare annotation was computed. [2018-11-23 12:54:32,537 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2018-11-23 12:54:32,537 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 8 24) no Hoare annotation was computed. [2018-11-23 12:54:32,539 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-23 12:54:32,539 WARN L170 areAnnotationChecker]: fFINAL has no Hoare annotation [2018-11-23 12:54:32,542 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-23 12:54:32,542 WARN L170 areAnnotationChecker]: fFINAL has no Hoare annotation [2018-11-23 12:54:32,542 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-23 12:54:32,542 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2018-11-23 12:54:32,543 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2018-11-23 12:54:32,543 WARN L170 areAnnotationChecker]: fEXIT has no Hoare annotation [2018-11-23 12:54:32,543 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-23 12:54:32,543 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2018-11-23 12:54:32,543 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2018-11-23 12:54:32,544 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2018-11-23 12:54:32,544 WARN L170 areAnnotationChecker]: mainErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2018-11-23 12:54:32,544 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2018-11-23 12:54:32,544 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2018-11-23 12:54:32,544 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2018-11-23 12:54:32,544 INFO L163 areAnnotationChecker]: CFG has 4 edges. 4 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2018-11-23 12:54:32,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:54:32 BoogieIcfgContainer [2018-11-23 12:54:32,557 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 12:54:32,557 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:54:32,558 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:54:32,559 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:54:32,559 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:30" (3/4) ... [2018-11-23 12:54:32,563 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:54:32,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 12:54:32,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2018-11-23 12:54:32,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 12:54:32,578 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-23 12:54:32,578 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 12:54:32,578 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 12:54:32,578 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:54:32,630 INFO L145 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/ldv-regression/test04_true-unreach-call_true-termination.c-witness.graphml [2018-11-23 12:54:32,630 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:54:32,632 INFO L168 Benchmark]: Toolchain (without parser) took 3016.49 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -664.6 MB). Peak memory consumption was 50.5 MB. Max. memory is 7.1 GB. [2018-11-23 12:54:32,634 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 12:54:32,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.92 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-23 12:54:32,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 12:54:32,636 INFO L168 Benchmark]: Boogie Preprocessor took 28.02 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 12:54:32,636 INFO L168 Benchmark]: RCFGBuilder took 533.07 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -755.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2018-11-23 12:54:32,637 INFO L168 Benchmark]: TraceAbstraction took 2009.00 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 79.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. [2018-11-23 12:54:32,638 INFO L168 Benchmark]: Witness Printer took 72.59 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 12:54:32,642 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 343.92 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 23.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.02 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 533.07 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -755.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2009.00 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 79.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. * Witness Printer took 72.59 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 22]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 locations, 1 error locations. SAFE Result, 1.9s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 12 SDtfs, 0 SDslu, 43 SDs, 0 SdLazy, 13 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 7 NumberOfFragments, 20 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 768 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...