java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/programs/regression/bpl/interprocedural/BugHoareAnnotation3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:08:36,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:08:36,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:08:36,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:08:36,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:08:36,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:08:36,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:08:36,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:08:36,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:08:36,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:08:36,445 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:08:36,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:08:36,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:08:36,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:08:36,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:08:36,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:08:36,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:08:36,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:08:36,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:08:36,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:08:36,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:08:36,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:08:36,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:08:36,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:08:36,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:08:36,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:08:36,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:08:36,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:08:36,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:08:36,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:08:36,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:08:36,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:08:36,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:08:36,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:08:36,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:08:36,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:08:36,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:08:36,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:08:36,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:08:36,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:08:36,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:08:36,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:08:36,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:08:36,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:08:36,542 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:08:36,543 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:08:36,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugHoareAnnotation3.bpl [2019-08-05 11:08:36,545 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugHoareAnnotation3.bpl' [2019-08-05 11:08:36,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:08:36,576 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:08:36,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:08:36,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:08:36,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:08:36,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/1) ... [2019-08-05 11:08:36,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/1) ... [2019-08-05 11:08:36,610 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 11:08:36,610 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 11:08:36,610 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 11:08:36,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:08:36,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:08:36,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:08:36,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:08:36,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/1) ... [2019-08-05 11:08:36,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/1) ... [2019-08-05 11:08:36,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/1) ... [2019-08-05 11:08:36,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/1) ... [2019-08-05 11:08:36,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/1) ... [2019-08-05 11:08:36,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/1) ... [2019-08-05 11:08:36,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/1) ... [2019-08-05 11:08:36,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:08:36,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:08:36,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:08:36,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:08:36,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-05 11:08:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure delay [2019-08-05 11:08:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure callee [2019-08-05 11:08:36,718 INFO L138 BoogieDeclarations]: Found implementation of procedure callee [2019-08-05 11:08:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:08:36,719 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:08:37,128 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:08:37,128 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 11:08:37,129 INFO L202 PluginConnector]: Adding new model BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:08:37 BoogieIcfgContainer [2019-08-05 11:08:37,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:08:37,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:08:37,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:08:37,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:08:37,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:36" (1/2) ... [2019-08-05 11:08:37,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28e635a0 and model type BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:08:37, skipping insertion in model container [2019-08-05 11:08:37,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:08:37" (2/2) ... [2019-08-05 11:08:37,138 INFO L109 eAbstractionObserver]: Analyzing ICFG BugHoareAnnotation3.bpl [2019-08-05 11:08:37,148 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:08:37,156 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:08:37,169 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:08:37,193 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:08:37,194 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:08:37,194 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:08:37,195 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:08:37,195 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:08:37,195 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:08:37,195 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:08:37,195 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:08:37,196 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:08:37,210 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-08-05 11:08:37,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 11:08:37,219 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:08:37,220 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 11:08:37,222 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:08:37,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:08:37,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1659, now seen corresponding path program 1 times [2019-08-05 11:08:37,277 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:08:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:08:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:08:37,336 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 11:08:37,350 INFO L202 PluginConnector]: Adding new model BugHoareAnnotation3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:08:37 BoogieIcfgContainer [2019-08-05 11:08:37,351 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:08:37,354 INFO L168 Benchmark]: Toolchain (without parser) took 776.29 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 83.5 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:08:37,355 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.28 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:08:37,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.29 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 108.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:08:37,358 INFO L168 Benchmark]: Boogie Preprocessor took 20.58 ms. Allocated memory is still 141.0 MB. Free memory was 108.2 MB in the beginning and 107.3 MB in the end (delta: 839.1 kB). Peak memory consumption was 839.1 kB. Max. memory is 7.1 GB. [2019-08-05 11:08:37,359 INFO L168 Benchmark]: RCFGBuilder took 482.83 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 95.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:08:37,361 INFO L168 Benchmark]: TraceAbstraction took 219.83 ms. Allocated memory is still 141.0 MB. Free memory was 94.9 MB in the beginning and 83.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:08:37,366 INFO L335 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 0.28 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 48.29 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 108.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.58 ms. Allocated memory is still 141.0 MB. Free memory was 108.2 MB in the beginning and 107.3 MB in the end (delta: 839.1 kB). Peak memory consumption was 839.1 kB. Max. memory is 7.1 GB. * RCFGBuilder took 482.83 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 95.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 219.83 ms. Allocated memory is still 141.0 MB. Free memory was 94.9 MB in the beginning and 83.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 21]: assertion can be violated assertion can be violated We found a FailurePath: [L6] COND FALSE !(nondet != 0) [L9] FCALL call delay(); [L10] res := b; [L21] assert a == x + 1; VAL [nondet=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 6 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=6occurred 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, 2 NumberOfCodeBlocks, 2 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...