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/abstractInterpretation/regression/eq/02_basic_unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:12:23,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:12:23,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:12:23,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:12:23,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:12:23,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:12:23,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:12:23,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:12:23,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:12:23,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:12:23,638 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:12:23,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:12:23,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:12:23,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:12:23,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:12:23,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:12:23,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:12:23,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:12:23,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:12:23,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:12:23,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:12:23,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:12:23,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:12:23,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:12:23,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:12:23,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:12:23,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:12:23,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:12:23,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:12:23,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:12:23,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:12:23,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:12:23,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:12:23,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:12:23,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:12:23,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:12:23,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:12:23,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:12:23,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:12:23,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:12:23,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:12:23,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:12:23,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:12:23,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:12:23,733 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:12:23,734 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:12:23,736 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/02_basic_unsafe.bpl [2019-08-05 11:12:23,736 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/02_basic_unsafe.bpl' [2019-08-05 11:12:23,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:12:23,772 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:12:23,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:12:23,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:12:23,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:12:23,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/1) ... [2019-08-05 11:12:23,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/1) ... [2019-08-05 11:12:23,808 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 11:12:23,809 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 11:12:23,809 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 11:12:23,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:12:23,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:12:23,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:12:23,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:12:23,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/1) ... [2019-08-05 11:12:23,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/1) ... [2019-08-05 11:12:23,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/1) ... [2019-08-05 11:12:23,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/1) ... [2019-08-05 11:12:23,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/1) ... [2019-08-05 11:12:23,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/1) ... [2019-08-05 11:12:23,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/1) ... [2019-08-05 11:12:23,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:12:23,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:12:23,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:12:23,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:12:23,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (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 11:12:23,908 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-05 11:12:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-05 11:12:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-05 11:12:24,152 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:12:24,153 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:12:24,154 INFO L202 PluginConnector]: Adding new model 02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:12:24 BoogieIcfgContainer [2019-08-05 11:12:24,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:12:24,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:12:24,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:12:24,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:12:24,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:23" (1/2) ... [2019-08-05 11:12:24,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@556af0f7 and model type 02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:12:24, skipping insertion in model container [2019-08-05 11:12:24,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:12:24" (2/2) ... [2019-08-05 11:12:24,162 INFO L109 eAbstractionObserver]: Analyzing ICFG 02_basic_unsafe.bpl [2019-08-05 11:12:24,171 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:12:24,178 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-08-05 11:12:24,194 INFO L252 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-08-05 11:12:24,225 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:12:24,226 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:12:24,227 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:12:24,227 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:12:24,227 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:12:24,227 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:12:24,227 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:12:24,227 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:12:24,228 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:12:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. [2019-08-05 11:12:24,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 11:12:24,255 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:12:24,256 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 11:12:24,258 INFO L418 AbstractCegarLoop]: === Iteration 1 === [EasyErr0ASSERT_VIOLATIONASSERT, EasyErr2ASSERT_VIOLATIONASSERT, EasyErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:12:24,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:12:24,264 INFO L82 PathProgramCache]: Analyzing trace with hash 962, now seen corresponding path program 1 times [2019-08-05 11:12:24,311 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:12:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:12:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:12:24,371 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 11:12:24,390 INFO L202 PluginConnector]: Adding new model 02_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:12:24 BoogieIcfgContainer [2019-08-05 11:12:24,390 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:12:24,393 INFO L168 Benchmark]: Toolchain (without parser) took 620.18 ms. Allocated memory is still 137.9 MB. Free memory was 110.7 MB in the beginning and 86.1 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:24,394 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 137.9 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:12:24,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.90 ms. Allocated memory is still 137.9 MB. Free memory was 110.5 MB in the beginning and 108.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:24,397 INFO L168 Benchmark]: Boogie Preprocessor took 23.99 ms. Allocated memory is still 137.9 MB. Free memory was 108.7 MB in the beginning and 107.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:24,398 INFO L168 Benchmark]: RCFGBuilder took 318.38 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 98.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:24,399 INFO L168 Benchmark]: TraceAbstraction took 234.43 ms. Allocated memory is still 137.9 MB. Free memory was 97.6 MB in the beginning and 86.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:24,404 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 0.26 ms. Allocated memory is still 137.9 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.90 ms. Allocated memory is still 137.9 MB. Free memory was 110.5 MB in the beginning and 108.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.99 ms. Allocated memory is still 137.9 MB. Free memory was 108.7 MB in the beginning and 107.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 318.38 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 98.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 234.43 ms. Allocated memory is still 137.9 MB. Free memory was 97.6 MB in the beginning and 86.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: assertion can be violated assertion can be violated We found a FailurePath: [L12] a[x] := i; [L13] b[y] := j; [L14] a[z] := k; [L16] i := k; VAL [i=5, j=0, k=5, x=1, y=4, z=2] [L18] assert x == y; VAL [i=5, j=0, k=5, x=1, y=4, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 3 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=8occurred 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...