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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default-Const.epf -i ../../../trunk/examples/svcomp/ldv-regression/test12_false-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-370d6ab [2018-11-14 19:10:38,573 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 19:10:38,575 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 19:10:38,591 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 19:10:38,591 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 19:10:38,592 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 19:10:38,596 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 19:10:38,599 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 19:10:38,601 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 19:10:38,604 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 19:10:38,605 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 19:10:38,605 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 19:10:38,608 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 19:10:38,611 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 19:10:38,618 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 19:10:38,619 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 19:10:38,620 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 19:10:38,624 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 19:10:38,627 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 19:10:38,630 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 19:10:38,632 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 19:10:38,634 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 19:10:38,636 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-14 19:10:38,636 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-14 19:10:38,638 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-14 19:10:38,639 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-14 19:10:38,640 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-14 19:10:38,643 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-14 19:10:38,644 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-14 19:10:38,645 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-14 19:10:38,645 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-14 19:10:38,646 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-14 19:10:38,646 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 19:10:38,647 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 19:10:38,649 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 19:10:38,650 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 19:10:38,651 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default-Const.epf [2018-11-14 19:10:38,679 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 19:10:38,679 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 19:10:38,680 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 19:10:38,680 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 19:10:38,685 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 19:10:38,685 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 19:10:38,685 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 19:10:38,687 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 19:10:38,687 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 19:10:38,687 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-14 19:10:38,687 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 19:10:38,688 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 19:10:38,688 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 19:10:38,688 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 19:10:38,688 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 19:10:38,688 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 19:10:38,689 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 19:10:38,689 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-14 19:10:38,689 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 19:10:38,689 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 19:10:38,689 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 19:10:38,690 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 19:10:38,690 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 19:10:38,690 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 19:10:38,690 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 19:10:38,691 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 19:10:38,692 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 19:10:38,692 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-14 19:10:38,692 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 19:10:38,693 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-14 19:10:38,693 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 19:10:38,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 19:10:38,771 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 19:10:38,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 19:10:38,779 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 19:10:38,779 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 19:10:38,780 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test12_false-unreach-call_true-termination.c [2018-11-14 19:10:38,852 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/debac2010/eae09f2f852e493c8a88f82ea6c30b2f/FLAG37ccb43f3 [2018-11-14 19:10:39,335 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 19:10:39,336 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test12_false-unreach-call_true-termination.c [2018-11-14 19:10:39,344 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/debac2010/eae09f2f852e493c8a88f82ea6c30b2f/FLAG37ccb43f3 [2018-11-14 19:10:39,360 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/debac2010/eae09f2f852e493c8a88f82ea6c30b2f [2018-11-14 19:10:39,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 19:10:39,375 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-14 19:10:39,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 19:10:39,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 19:10:39,382 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 19:10:39,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:10:39" (1/1) ... [2018-11-14 19:10:39,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c83a8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39, skipping insertion in model container [2018-11-14 19:10:39,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:10:39" (1/1) ... [2018-11-14 19:10:39,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 19:10:39,422 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 19:10:39,673 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 19:10:39,682 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 19:10:39,699 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 19:10:39,726 INFO L195 MainTranslator]: Completed translation [2018-11-14 19:10:39,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39 WrapperNode [2018-11-14 19:10:39,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 19:10:39,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 19:10:39,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 19:10:39,728 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 19:10:39,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39" (1/1) ... [2018-11-14 19:10:39,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39" (1/1) ... [2018-11-14 19:10:39,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39" (1/1) ... [2018-11-14 19:10:39,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39" (1/1) ... [2018-11-14 19:10:39,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39" (1/1) ... [2018-11-14 19:10:39,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39" (1/1) ... [2018-11-14 19:10:39,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39" (1/1) ... [2018-11-14 19:10:39,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 19:10:39,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 19:10:39,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 19:10:39,787 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 19:10:39,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39" (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 [2018-11-14 19:10:39,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 19:10:39,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 19:10:39,930 INFO L138 BoogieDeclarations]: Found implementation of procedure equal [2018-11-14 19:10:39,930 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 19:10:39,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 19:10:39,930 INFO L130 BoogieDeclarations]: Found specification of procedure equal [2018-11-14 19:10:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 19:10:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 19:10:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-14 19:10:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-14 19:10:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 19:10:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-14 19:10:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-14 19:10:39,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-14 19:10:40,349 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 19:10:40,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:10:40 BoogieIcfgContainer [2018-11-14 19:10:40,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 19:10:40,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-14 19:10:40,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-14 19:10:40,355 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-14 19:10:40,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 07:10:39" (1/3) ... [2018-11-14 19:10:40,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7906b9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:10:40, skipping insertion in model container [2018-11-14 19:10:40,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:10:39" (2/3) ... [2018-11-14 19:10:40,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7906b9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:10:40, skipping insertion in model container [2018-11-14 19:10:40,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:10:40" (3/3) ... [2018-11-14 19:10:40,359 INFO L112 eAbstractionObserver]: Analyzing ICFG test12_false-unreach-call_true-termination.c [2018-11-14 19:10:40,369 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-14 19:10:40,377 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-14 19:10:40,396 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-14 19:10:40,429 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-14 19:10:40,429 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-14 19:10:40,430 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-14 19:10:40,430 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-14 19:10:40,430 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-14 19:10:40,430 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-14 19:10:40,430 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-14 19:10:40,430 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-14 19:10:40,431 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-14 19:10:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-11-14 19:10:40,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-14 19:10:40,454 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 19:10:40,455 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 19:10:40,457 INFO L423 AbstractCegarLoop]: === Iteration 1 === [equalErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 19:10:40,464 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 19:10:40,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1534444928, now seen corresponding path program 1 times [2018-11-14 19:10:40,466 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 19:10:40,467 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 19:10:40,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 19:10:40,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 19:10:40,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 19:10:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-14 19:10:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-14 19:10:40,607 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-14 19:10:40,643 WARN L170 areAnnotationChecker]: equalENTRY has no Hoare annotation [2018-11-14 19:10:40,644 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2018-11-14 19:10:40,644 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-14 19:10:40,644 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-14 19:10:40,644 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2018-11-14 19:10:40,644 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2018-11-14 19:10:40,645 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2018-11-14 19:10:40,645 WARN L170 areAnnotationChecker]: L5 has no Hoare annotation [2018-11-14 19:10:40,645 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-14 19:10:40,645 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-14 19:10:40,645 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-14 19:10:40,646 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2018-11-14 19:10:40,646 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2018-11-14 19:10:40,646 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2018-11-14 19:10:40,646 WARN L170 areAnnotationChecker]: equalFINAL has no Hoare annotation [2018-11-14 19:10:40,647 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2018-11-14 19:10:40,647 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-14 19:10:40,647 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2018-11-14 19:10:40,647 WARN L170 areAnnotationChecker]: equalEXIT has no Hoare annotation [2018-11-14 19:10:40,647 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2018-11-14 19:10:40,648 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2018-11-14 19:10:40,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 07:10:40 BoogieIcfgContainer [2018-11-14 19:10:40,651 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-14 19:10:40,653 INFO L168 Benchmark]: Toolchain (without parser) took 1278.75 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 732.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -758.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-11-14 19:10:40,655 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-11-14 19:10:40,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.31 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. [2018-11-14 19:10:40,658 INFO L168 Benchmark]: Boogie Preprocessor took 58.09 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. [2018-11-14 19:10:40,658 INFO L168 Benchmark]: RCFGBuilder took 564.23 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 732.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -785.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2018-11-14 19:10:40,660 INFO L168 Benchmark]: TraceAbstraction took 300.01 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2018-11-14 19:10:40,666 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 0.19 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 351.31 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 Preprocessor took 58.09 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 564.23 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 732.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -785.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 300.01 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 10]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L14] FCALL int a, b; VAL [\old(a)=9, \old(a)=5, \old(b)=10, \old(b)=7, a={8:0}, b={6:0}] [L17] CALL equal(&a, &b) VAL [a={8:0}, a={8:0}, b={6:0}, b={6:0}] [L5] COND TRUE a != b VAL [a={8:0}, a={8:0}, a={8:0}, b={6:0}, b={6:0}, b={6:0}] [L10] __VERIFIER_error() VAL [a={8:0}, a={8:0}, a={8:0}, b={6:0}, b={6:0}, b={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 17 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred 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: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...