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/cookify/stack.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:20:27,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:20:27,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:20:27,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:20:27,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:20:27,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:20:27,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:20:27,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:20:27,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:20:27,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:20:27,428 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:20:27,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:20:27,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:20:27,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:20:27,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:20:27,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:20:27,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:20:27,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:20:27,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:20:27,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:20:27,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:20:27,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:20:27,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:20:27,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:20:27,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:20:27,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:20:27,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:20:27,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:20:27,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:20:27,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:20:27,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:20:27,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:20:27,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:20:27,471 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 12:20:27,492 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:20:27,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:20:27,494 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:20:27,494 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:20:27,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:20:27,494 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:20:27,494 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:20:27,495 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:20:27,495 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:20:27,495 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:20:27,495 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:20:27,495 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:20:27,496 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:20:27,496 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:20:27,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:20:27,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:20:27,497 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:20:27,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:20:27,498 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:20:27,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:20:27,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:20:27,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:20:27,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:20:27,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:20:27,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:20:27,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:20:27,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:20:27,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:20:27,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:20:27,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:20:27,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:20:27,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:20:27,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:20:27,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:20:27,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:20:27,501 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:20:27,501 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:20:27,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:20:27,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:20:27,502 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:20:27,547 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:20:27,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:20:27,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:20:27,567 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:20:27,568 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:20:27,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/cookify/stack.bpl [2019-08-05 12:20:27,569 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/cookify/stack.bpl' [2019-08-05 12:20:27,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:20:27,603 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:20:27,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:20:27,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:20:27,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:20:27,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (1/1) ... [2019-08-05 12:20:27,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (1/1) ... [2019-08-05 12:20:27,643 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:20:27,643 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:20:27,644 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:20:27,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:20:27,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:20:27,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:20:27,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:20:27,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (1/1) ... [2019-08-05 12:20:27,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (1/1) ... [2019-08-05 12:20:27,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (1/1) ... [2019-08-05 12:20:27,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (1/1) ... [2019-08-05 12:20:27,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (1/1) ... [2019-08-05 12:20:27,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (1/1) ... [2019-08-05 12:20:27,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (1/1) ... [2019-08-05 12:20:27,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:20:27,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:20:27,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:20:27,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:20:27,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stack.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:20:27" (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 12:20:27,752 INFO L124 BoogieDeclarations]: Specification and implementation of procedure stack.pop given in one single declaration [2019-08-05 12:20:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure stack.pop [2019-08-05 12:20:27,752 INFO L138 BoogieDeclarations]: Found implementation of procedure stack.pop [2019-08-05 12:20:27,753 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:20:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:20:27,754 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:20:27,755 INFO L124 BoogieDeclarations]: Specification and implementation of procedure stack.push given in one single declaration [2019-08-05 12:20:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure stack.push [2019-08-05 12:20:27,755 INFO L138 BoogieDeclarations]: Found implementation of procedure stack.push [2019-08-05 12:20:28,044 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:20:28,044 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-05 12:20:28,045 INFO L202 PluginConnector]: Adding new model stack.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:20:28 BoogieIcfgContainer [2019-08-05 12:20:28,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:20:28,047 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:20:28,047 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:20:28,047 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:20:28,048 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "stack.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:20:28" (1/1) ... [2019-08-05 12:20:28,083 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:20:28,166 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:20:28,183 INFO L272 AbstractInterpreter]: Visited 10 different actions 10 times. Never merged. Never widened. Performed 24 root evaluator evaluations with a maximum evaluation depth of 3. Performed 24 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:20:28,183 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:20:28,186 INFO L168 Benchmark]: Toolchain (without parser) took 581.61 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 89.2 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:28,187 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:20:28,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.40 ms. Allocated memory is still 142.1 MB. Free memory was 107.9 MB in the beginning and 105.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:28,190 INFO L168 Benchmark]: Boogie Preprocessor took 24.21 ms. Allocated memory is still 142.1 MB. Free memory was 105.7 MB in the beginning and 104.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:28,191 INFO L168 Benchmark]: RCFGBuilder took 362.25 ms. Allocated memory is still 142.1 MB. Free memory was 104.6 MB in the beginning and 94.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:28,193 INFO L168 Benchmark]: Abstract Interpretation took 136.35 ms. Allocated memory is still 142.1 MB. Free memory was 94.7 MB in the beginning and 89.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:20:28,198 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 142.1 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 55.40 ms. Allocated memory is still 142.1 MB. Free memory was 107.9 MB in the beginning and 105.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.21 ms. Allocated memory is still 142.1 MB. Free memory was 105.7 MB in the beginning and 104.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 362.25 ms. Allocated memory is still 142.1 MB. Free memory was 104.6 MB in the beginning and 94.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 136.35 ms. Allocated memory is still 142.1 MB. Free memory was 94.7 MB in the beginning and 89.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 26]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L8] stack.length := stack.length + 1; [L9] stack[stack.length] := i; [L15] i := stack[stack.length]; [L16] stack.length := stack.length - 1; [L26] assert r == 1; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...