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 -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-nestedInterpolants.epf -i ../../../trunk/examples/programs/real-life/bank.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:06:07,650 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:06:07,652 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:06:07,665 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:06:07,666 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:06:07,667 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:06:07,668 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:06:07,670 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:06:07,672 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:06:07,672 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:06:07,674 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-09-26 08:06:07,705 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-nestedInterpolants.epf [2018-09-26 08:06:07,713 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:06:07,714 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:06:07,715 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 08:06:07,715 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 08:06:07,715 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:06:07,716 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-09-26 08:06:07,716 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 08:06:07,716 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:06:07,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:06:07,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:06:07,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:06:07,795 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:06:07,795 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:06:07,796 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/bank.bpl [2018-09-26 08:06:07,796 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/bank.bpl' [2018-09-26 08:06:07,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:06:07,850 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:06:07,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:06:07,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:06:07,852 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:06:07,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:07,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:07,894 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 08:06:07,895 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 08:06:07,895 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 08:06:07,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:06:07,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:06:07,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:06:07,899 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:06:07,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:07,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:07,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:07,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:07,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:07,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:07,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:07,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:06:07,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:06:07,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:06:07,925 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:06:07,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/1) ... [2018-09-26 08:06:08,025 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 08:06:08,025 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 08:06:08,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 08:06:08,289 INFO L343 CfgBuilder]: Using library mode [2018-09-26 08:06:08,289 INFO L202 PluginConnector]: Adding new model bank.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:06:08 BoogieIcfgContainer [2018-09-26 08:06:08,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:06:08,291 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:06:08,291 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:06:08,295 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:06:08,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bank.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:06:07" (1/2) ... [2018-09-26 08:06:08,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@779d693e and model type bank.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:06:08, skipping insertion in model container [2018-09-26 08:06:08,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bank.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:06:08" (2/2) ... [2018-09-26 08:06:08,299 INFO L112 eAbstractionObserver]: Analyzing ICFG bank.bpl [2018-09-26 08:06:08,309 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:06:08,317 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:06:08,360 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:06:08,360 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:06:08,361 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:06:08,361 INFO L383 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-09-26 08:06:08,361 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:06:08,361 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:06:08,362 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:06:08,362 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:06:08,362 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:06:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states. [2018-09-26 08:06:08,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:06:08,384 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:06:08,385 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-09-26 08:06:08,386 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:06:08,392 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:06:08,392 INFO L82 PathProgramCache]: Analyzing trace with hash 890462024, now seen corresponding path program 1 times [2018-09-26 08:06:08,397 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:06:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-26 08:06:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-26 08:06:08,431 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-09-26 08:06:08,455 INFO L202 PluginConnector]: Adding new model bank.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:06:08 BoogieIcfgContainer [2018-09-26 08:06:08,455 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:06:08,456 INFO L168 Benchmark]: Toolchain (without parser) took 608.57 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 08:06:08,459 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 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. [2018-09-26 08:06:08,460 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.47 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. [2018-09-26 08:06:08,460 INFO L168 Benchmark]: Boogie Preprocessor took 26.30 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. [2018-09-26 08:06:08,461 INFO L168 Benchmark]: RCFGBuilder took 364.97 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-26 08:06:08,463 INFO L168 Benchmark]: TraceAbstraction took 164.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-26 08:06:08,469 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 0.16 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 46.47 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 26.30 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 364.97 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 164.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 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: - CounterExampleResult [Line: 20]: assertion can be violated assertion can be violated We found a FailurePath: [L11] balance := 0; [L12] havoc functionValue; [L14] havoc value; VAL [balance=0] [L15] COND TRUE functionValue > 0 VAL [balance=0, functionValue=1] [L17] COND TRUE value >= 0 VAL [balance=0, functionValue=1, value=0] [L18] COND TRUE isOverdraft VAL [balance=0, functionValue=1, isOverdraft=true, value=0] [L19] COND TRUE !(balance < 0) VAL [balance=0, functionValue=1, isOverdraft=true, value=0] [L20] assert false; VAL [balance=0, functionValue=1, isOverdraft=true, value=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 12 locations, 1 error locations. UNSAFE Result, 0.1s 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=9occurred 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, 6 NumberOfCodeBlocks, 6 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! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/bank.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-06-08-484.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/bank.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-06-08-484.csv Received shutdown request...