java -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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 21:45:59,634 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 21:45:59,636 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 21:45:59,648 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 21:45:59,648 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 21:45:59,649 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 21:45:59,650 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 21:45:59,652 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 21:45:59,653 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 21:45:59,654 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 21:45:59,655 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 21:45:59,655 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 21:45:59,656 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 21:45:59,657 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 21:45:59,658 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 21:45:59,659 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 21:45:59,660 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 21:45:59,662 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 21:45:59,664 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 21:45:59,665 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 21:45:59,666 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 21:45:59,668 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 21:45:59,674 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 21:45:59,674 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 21:45:59,674 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 21:45:59,675 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 21:45:59,680 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 21:45:59,683 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 21:45:59,684 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 21:45:59,685 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 21:45:59,688 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 21:45:59,689 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 21:45:59,690 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 21:45:59,690 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 21:45:59,691 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 21:45:59,694 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 21:45:59,694 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default_PUPT.epf [2018-09-23 21:45:59,725 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 21:45:59,726 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 21:45:59,727 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 21:45:59,727 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 21:45:59,728 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 21:45:59,728 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 21:45:59,728 INFO L133 SettingsManager]: * Use SBE=true [2018-09-23 21:45:59,729 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 21:45:59,730 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 21:45:59,730 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 21:45:59,730 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 21:45:59,730 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 21:45:59,730 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 21:45:59,731 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 21:45:59,731 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 21:45:59,731 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 21:45:59,731 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 21:45:59,731 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 21:45:59,732 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 21:45:59,732 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-23 21:45:59,732 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 21:45:59,732 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-23 21:45:59,732 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-23 21:45:59,733 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 21:45:59,733 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 21:45:59,733 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 21:45:59,733 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-23 21:45:59,733 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 21:45:59,734 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 21:45:59,734 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 21:45:59,734 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-23 21:45:59,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 21:45:59,790 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 21:45:59,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 21:45:59,795 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 21:45:59,796 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 21:45:59,797 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl [2018-09-23 21:45:59,797 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl' [2018-09-23 21:45:59,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 21:45:59,865 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 21:45:59,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 21:45:59,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 21:45:59,866 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 21:45:59,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/1) ... [2018-09-23 21:45:59,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/1) ... [2018-09-23 21:45:59,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 21:45:59,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 21:45:59,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 21:45:59,906 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 21:45:59,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/1) ... [2018-09-23 21:45:59,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/1) ... [2018-09-23 21:45:59,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/1) ... [2018-09-23 21:45:59,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/1) ... [2018-09-23 21:45:59,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/1) ... [2018-09-23 21:45:59,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/1) ... [2018-09-23 21:45:59,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/1) ... [2018-09-23 21:45:59,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 21:45:59,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 21:45:59,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 21:45:59,926 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 21:45:59,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (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 [2018-09-23 21:45:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-23 21:45:59,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-23 21:46:00,216 INFO L354 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-23 21:46:00,217 INFO L202 PluginConnector]: Adding new model bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:46:00 BoogieIcfgContainer [2018-09-23 21:46:00,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 21:46:00,218 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-23 21:46:00,218 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-23 21:46:00,222 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-23 21:46:00,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:45:59" (1/2) ... [2018-09-23 21:46:00,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1600a3fa and model type bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 09:46:00, skipping insertion in model container [2018-09-23 21:46:00,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:46:00" (2/2) ... [2018-09-23 21:46:00,226 INFO L112 eAbstractionObserver]: Analyzing ICFG bhmr2007.c.i_3.bpl [2018-09-23 21:46:00,237 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-23 21:46:00,249 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-23 21:46:00,315 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-23 21:46:00,316 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-23 21:46:00,316 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-23 21:46:00,318 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-23 21:46:00,319 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-23 21:46:00,319 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-23 21:46:00,319 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-23 21:46:00,319 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-23 21:46:00,320 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-23 21:46:00,337 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2018-09-23 21:46:00,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 21:46:00,352 INFO L367 BasicCegarLoop]: Found error trace [2018-09-23 21:46:00,353 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-23 21:46:00,355 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-23 21:46:00,363 INFO L98 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-23 21:46:00,364 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-09-23 21:46:00,366 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-23 21:46:00,367 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-23 21:46:00,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-23 21:46:00,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-23 21:46:00,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-23 21:46:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:46:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:46:00,579 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-23 21:46:00,579 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-23 21:46:00,584 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-23 21:46:00,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-23 21:46:00,601 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-23 21:46:00,603 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 3 states. [2018-09-23 21:46:00,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-23 21:46:00,693 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@30ba970e at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.isDistinct(BPredicateUnifier.java:259) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.biesenb.BPredicateUnifier.isIntricatePredicate(BPredicateUnifier.java:255) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.ProtectiveHoareTripleChecker.checkInternal(ProtectiveHoareTripleChecker.java:59) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.EfficientHoareTripleChecker.checkInternal(EfficientHoareTripleChecker.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:359) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.addOtherSuccessors(DeterministicInterpolantAutomaton.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1066) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:968) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:188) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:673) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:602) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:472) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:313) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-23 21:46:00,698 INFO L168 Benchmark]: Toolchain (without parser) took 835.28 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-23 21:46:00,701 INFO L168 Benchmark]: Boogie PL CUP Parser 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. [2018-09-23 21:46:00,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.77 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. [2018-09-23 21:46:00,702 INFO L168 Benchmark]: Boogie Preprocessor took 19.79 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. [2018-09-23 21:46:00,703 INFO L168 Benchmark]: RCFGBuilder took 291.31 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-23 21:46:00,704 INFO L168 Benchmark]: TraceAbstraction took 479.00 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. [2018-09-23 21:46:00,709 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser 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. * Boogie Procedure Inliner took 39.77 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. * Boogie Preprocessor took 19.79 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. * RCFGBuilder took 291.31 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 479.00 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@30ba970e de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@30ba970e: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.lock(ManagedScript.java:82) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/bhmr2007.c.i_3.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-23_21-46-00-722.csv Received shutdown request...