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/real-life/GripperTest-correct.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:59:40,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:59:40,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:59:40,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-04 21:59:40,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:59:40,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:59:40,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:59:40,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:59:40,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:59:40,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:59:40,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:59:40,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-04 21:59:40,771 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 [2019-08-04 21:59:40,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-04 21:59:40,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-04 21:59:40,786 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-04 21:59:40,786 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-04 21:59:40,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-04 21:59:40,786 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-04 21:59:40,787 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-04 21:59:40,787 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-04 21:59:40,787 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-04 21:59:40,787 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-04 21:59:40,787 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-04 21:59:40,788 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-04 21:59:40,788 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-04 21:59:40,788 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-04 21:59:40,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-04 21:59:40,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-04 21:59:40,789 INFO L138 SettingsManager]: * Use SBE=true [2019-08-04 21:59:40,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-04 21:59:40,790 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-04 21:59:40,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-04 21:59:40,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-04 21:59:40,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-04 21:59:40,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-04 21:59:40,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-04 21:59:40,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-04 21:59:40,791 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-04 21:59:40,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-04 21:59:40,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-04 21:59:40,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-04 21:59:40,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-04 21:59:40,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-04 21:59:40,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-04 21:59:40,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-04 21:59:40,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-04 21:59:40,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-04 21:59:40,793 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-04 21:59:40,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-04 21:59:40,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-04 21:59:40,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-04 21:59:40,794 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-04 21:59:40,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:59:40,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:59:40,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:59:40,857 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:59:40,857 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:59:40,858 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GripperTest-correct.bpl [2019-08-04 21:59:40,858 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GripperTest-correct.bpl' [2019-08-04 21:59:40,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:59:40,903 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-04 21:59:40,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-04 21:59:40,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-04 21:59:40,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-04 21:59:40,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (1/1) ... [2019-08-04 21:59:40,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (1/1) ... [2019-08-04 21:59:40,936 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-04 21:59:40,936 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-04 21:59:40,936 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-04 21:59:40,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-04 21:59:40,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:59:40,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:59:40,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:59:40,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (1/1) ... [2019-08-04 21:59:40,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (1/1) ... [2019-08-04 21:59:40,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (1/1) ... [2019-08-04 21:59:40,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (1/1) ... [2019-08-04 21:59:40,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (1/1) ... [2019-08-04 21:59:40,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (1/1) ... [2019-08-04 21:59:40,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (1/1) ... [2019-08-04 21:59:40,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:59:40,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:59:40,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:59:40,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:59:40,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:40" (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 [2019-08-04 21:59:41,034 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-04 21:59:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-04 21:59:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-04 21:59:41,276 INFO L275 CfgBuilder]: Using library mode [2019-08-04 21:59:41,277 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:59:41,278 INFO L202 PluginConnector]: Adding new model GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:59:41 BoogieIcfgContainer [2019-08-04 21:59:41,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:59:41,280 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-04 21:59:41,280 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-04 21:59:41,280 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-04 21:59:41,281 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:59:41" (1/1) ... [2019-08-04 21:59:41,315 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-04 21:59:41,637 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-04 21:59:41,659 INFO L272 AbstractInterpreter]: Visited 21 different actions 211 times. Merged at 16 different actions 66 times. Widened at 1 different actions 2 times. Performed 926 root evaluator evaluations with a maximum evaluation depth of 5. Performed 926 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 113 fixpoints after 18 different actions. Largest state had 0 variables. [2019-08-04 21:59:41,659 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-04 21:59:41,663 INFO L168 Benchmark]: Toolchain (without parser) took 758.33 ms. Allocated memory is still 131.6 MB. Free memory was 105.4 MB in the beginning and 77.0 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:41,664 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory is still 106.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 21:59:41,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.88 ms. Allocated memory is still 131.6 MB. Free memory was 105.4 MB in the beginning and 103.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:41,666 INFO L168 Benchmark]: Boogie Preprocessor took 24.06 ms. Allocated memory is still 131.6 MB. Free memory was 103.3 MB in the beginning and 102.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:41,667 INFO L168 Benchmark]: RCFGBuilder took 313.85 ms. Allocated memory is still 131.6 MB. Free memory was 102.1 MB in the beginning and 91.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:41,668 INFO L168 Benchmark]: Abstract Interpretation took 379.96 ms. Allocated memory is still 131.6 MB. Free memory was 91.1 MB in the beginning and 77.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:41,673 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 0.20 ms. Allocated memory is still 131.6 MB. Free memory is still 106.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.88 ms. Allocated memory is still 131.6 MB. Free memory was 105.4 MB in the beginning and 103.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.06 ms. Allocated memory is still 131.6 MB. Free memory was 103.3 MB in the beginning and 102.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 313.85 ms. Allocated memory is still 131.6 MB. Free memory was 102.1 MB in the beginning and 91.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 379.96 ms. Allocated memory is still 131.6 MB. Free memory was 91.1 MB in the beginning and 77.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 21]: Unable to prove that loop invariant is valid and assertion always holds Unable to prove that loop invariant is valid and assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L12] is_room_x := true; [L13] is_left_gripper := true; [L14] room_x := 4; [L15] room_y := 0; [L16] gripper_left := 0; [L17] gripper_right := 0; [L21] invariant room_y != -1; [L24] COND TRUE is_room_x == true [L25] is_room_x := false; [L21] invariant room_y != -1; [L55] COND FALSE !(true == is_left_gripper) [L58] gripper_right := gripper_right - 1; [L61] COND FALSE !(true == is_room_x) [L64] room_y := room_y + 1; [L21] invariant room_y != -1; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...