java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf -i ../../../trunk/examples/programs/abstractInterpretation/unclassified/Disjunction2Impl.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:19:48,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:19:48,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:19:48,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:19:48,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:19:48,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:19:48,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:19:48,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:19:48,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:19:48,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:19:48,510 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:19:48,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:19:48,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:19:48,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:19:48,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:19:48,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:19:48,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:19:48,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:19:48,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:19:48,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:19:48,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:19:48,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:19:48,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:19:48,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:19:48,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:19:48,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:19:48,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:19:48,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:19:48,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:19:48,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:19:48,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:19:48,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:19:48,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:19:48,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-08-05 12:19:48,560 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:19:48,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:19:48,561 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:19:48,561 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:19:48,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:19:48,562 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:19:48,562 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:19:48,562 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:19:48,562 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:19:48,562 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:19:48,563 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:19:48,563 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:19:48,563 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:19:48,563 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:19:48,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:19:48,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:19:48,564 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:19:48,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:19:48,565 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:19:48,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:19:48,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:19:48,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:19:48,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:19:48,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:19:48,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:19:48,566 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:19:48,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:19:48,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:19:48,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:19:48,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:19:48,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:19:48,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:19:48,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:19:48,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:19:48,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:19:48,568 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:19:48,568 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:19:48,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:19:48,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:19:48,569 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:19:48,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:19:48,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:19:48,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:19:48,623 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:19:48,624 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:19:48,625 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Disjunction2Impl.bpl [2019-08-05 12:19:48,626 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Disjunction2Impl.bpl' [2019-08-05 12:19:48,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:19:48,663 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:19:48,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:48,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:19:48,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:19:48,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (1/1) ... [2019-08-05 12:19:48,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (1/1) ... [2019-08-05 12:19:48,699 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:19:48,699 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:19:48,699 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:19:48,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:48,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:19:48,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:19:48,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:19:48,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (1/1) ... [2019-08-05 12:19:48,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (1/1) ... [2019-08-05 12:19:48,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (1/1) ... [2019-08-05 12:19:48,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (1/1) ... [2019-08-05 12:19:48,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (1/1) ... [2019-08-05 12:19:48,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (1/1) ... [2019-08-05 12:19:48,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (1/1) ... [2019-08-05 12:19:48,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:19:48,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:19:48,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:19:48,723 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:19:48,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:48" (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 [2019-08-05 12:19:48,793 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Disjunct2Impl given in one single declaration [2019-08-05 12:19:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure Disjunct2Impl [2019-08-05 12:19:48,793 INFO L138 BoogieDeclarations]: Found implementation of procedure Disjunct2Impl [2019-08-05 12:19:49,031 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:19:49,032 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:19:49,033 INFO L202 PluginConnector]: Adding new model Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:49 BoogieIcfgContainer [2019-08-05 12:19:49,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:19:49,034 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:19:49,034 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:19:49,034 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:19:49,035 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "Disjunction2Impl.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:49" (1/1) ... [2019-08-05 12:19:49,063 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:19:49,204 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:19:49,226 INFO L272 AbstractInterpreter]: Visited 8 different actions 19 times. Merged at 6 different actions 13 times. Never widened. Performed 54 root evaluator evaluations with a maximum evaluation depth of 6. Performed 54 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:19:49,227 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:19:49,230 INFO L168 Benchmark]: Toolchain (without parser) took 565.69 ms. Allocated memory is still 132.6 MB. Free memory was 104.3 MB in the beginning and 84.3 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:49,231 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.69 ms. Allocated memory is still 132.6 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:19:49,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.58 ms. Allocated memory is still 132.6 MB. Free memory was 104.3 MB in the beginning and 102.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:49,234 INFO L168 Benchmark]: Boogie Preprocessor took 20.26 ms. Allocated memory is still 132.6 MB. Free memory was 102.2 MB in the beginning and 101.2 MB in the end (delta: 916.9 kB). Peak memory consumption was 916.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:19:49,235 INFO L168 Benchmark]: RCFGBuilder took 310.33 ms. Allocated memory is still 132.6 MB. Free memory was 101.2 MB in the beginning and 92.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:49,236 INFO L168 Benchmark]: Abstract Interpretation took 193.06 ms. Allocated memory is still 132.6 MB. Free memory was 92.0 MB in the beginning and 84.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:49,241 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 0.69 ms. Allocated memory is still 132.6 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.58 ms. Allocated memory is still 132.6 MB. Free memory was 104.3 MB in the beginning and 102.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.26 ms. Allocated memory is still 132.6 MB. Free memory was 102.2 MB in the beginning and 101.2 MB in the end (delta: 916.9 kB). Peak memory consumption was 916.9 kB. Max. memory is 7.1 GB. * RCFGBuilder took 310.33 ms. Allocated memory is still 132.6 MB. Free memory was 101.2 MB in the beginning and 92.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 193.06 ms. Allocated memory is still 132.6 MB. Free memory was 92.0 MB in the beginning and 84.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 25]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L11] havoc x; [L12] havoc y; [L14] z := 0; [L16] COND TRUE x > 1 [L18] z := z + 1; [L20] COND TRUE y > 1 [L22] z := z + 1; [L25] assert x < 0 || y < 0 ==> z <= 1; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...