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/01_basic_unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:12:01,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:12:01,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:12:01,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:12:01,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:12:01,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:12:01,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:12:01,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:12:01,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:12:01,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:12:01,496 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:12:01,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:12:01,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:12:01,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:12:01,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:12:01,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:12:01,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:12:01,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:12:01,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:12:01,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:12:01,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:12:01,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:12:01,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:12:01,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:12:01,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:12:01,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:12:01,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:12:01,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:12:01,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:12:01,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:12:01,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:12:01,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:12:01,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:12:01,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:12:01,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:12:01,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:12:01,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:12:01,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:12:01,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:12:01,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:12:01,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:12:01,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:12:01,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:12:01,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:12:01,572 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:12:01,573 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:12:01,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/01_basic_unsafe.bpl [2019-08-05 11:12:01,575 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/01_basic_unsafe.bpl' [2019-08-05 11:12:01,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:12:01,606 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:12:01,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:12:01,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:12:01,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:12:01,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/1) ... [2019-08-05 11:12:01,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/1) ... [2019-08-05 11:12:01,639 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 11:12:01,639 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 11:12:01,639 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 11:12:01,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:12:01,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:12:01,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:12:01,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:12:01,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/1) ... [2019-08-05 11:12:01,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/1) ... [2019-08-05 11:12:01,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/1) ... [2019-08-05 11:12:01,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/1) ... [2019-08-05 11:12:01,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/1) ... [2019-08-05 11:12:01,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/1) ... [2019-08-05 11:12:01,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/1) ... [2019-08-05 11:12:01,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:12:01,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:12:01,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:12:01,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:12:01,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (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 11:12:01,728 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-05 11:12:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-05 11:12:01,729 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-05 11:12:01,955 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:12:01,955 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:12:01,956 INFO L202 PluginConnector]: Adding new model 01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:12:01 BoogieIcfgContainer [2019-08-05 11:12:01,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:12:01,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:12:01,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:12:01,964 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:12:01,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:12:01" (1/2) ... [2019-08-05 11:12:01,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bfa83bf and model type 01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:12:01, skipping insertion in model container [2019-08-05 11:12:01,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:12:01" (2/2) ... [2019-08-05 11:12:01,967 INFO L109 eAbstractionObserver]: Analyzing ICFG 01_basic_unsafe.bpl [2019-08-05 11:12:01,976 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:12:01,983 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:12:01,998 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:12:02,024 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:12:02,024 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:12:02,025 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:12:02,025 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:12:02,025 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:12:02,025 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:12:02,025 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:12:02,026 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:12:02,026 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:12:02,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2019-08-05 11:12:02,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 11:12:02,052 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:12:02,054 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 11:12:02,056 INFO L418 AbstractCegarLoop]: === Iteration 1 === [EasyErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:12:02,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:12:02,062 INFO L82 PathProgramCache]: Analyzing trace with hash 962, now seen corresponding path program 1 times [2019-08-05 11:12:02,111 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:12:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:12:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:12:02,166 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 11:12:02,183 INFO L202 PluginConnector]: Adding new model 01_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:12:02 BoogieIcfgContainer [2019-08-05 11:12:02,183 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:12:02,187 INFO L168 Benchmark]: Toolchain (without parser) took 578.84 ms. Allocated memory is still 133.2 MB. Free memory was 108.2 MB in the beginning and 84.8 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:02,188 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory is still 109.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:12:02,190 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.12 ms. Allocated memory is still 133.2 MB. Free memory was 108.2 MB in the beginning and 106.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:02,193 INFO L168 Benchmark]: Boogie Preprocessor took 18.83 ms. Allocated memory is still 133.2 MB. Free memory was 106.5 MB in the beginning and 105.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:02,195 INFO L168 Benchmark]: RCFGBuilder took 295.17 ms. Allocated memory is still 133.2 MB. Free memory was 105.2 MB in the beginning and 96.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:02,196 INFO L168 Benchmark]: TraceAbstraction took 224.55 ms. Allocated memory is still 133.2 MB. Free memory was 96.4 MB in the beginning and 84.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:12:02,202 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 0.22 ms. Allocated memory is still 133.2 MB. Free memory is still 109.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.12 ms. Allocated memory is still 133.2 MB. Free memory was 108.2 MB in the beginning and 106.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 18.83 ms. Allocated memory is still 133.2 MB. Free memory was 106.5 MB in the beginning and 105.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 295.17 ms. Allocated memory is still 133.2 MB. Free memory was 105.2 MB in the beginning and 96.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 224.55 ms. Allocated memory is still 133.2 MB. Free memory was 96.4 MB in the beginning and 84.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 16]: assertion can be violated assertion can be violated We found a FailurePath: [L12] a[x] := i; [L13] b[y] := j; [L15] i := k; VAL [i=4, j=0, k=4, x=1, y=3] [L16] assert a[x] == i; VAL [i=4, j=0, k=4, x=1, y=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4 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=4occurred 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...