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/quantifier/ArrayQuantifierEliminationBug05-simplified01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:52,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:52,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:52,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:17:52,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:17:52,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:17:52,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:17:52,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:17:52,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:17:52,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:17:52,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:17:52,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:17:52,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:17:52,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:17:52,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:17:52,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:17:52,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:17:52,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:52,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:52,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:52,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:52,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:52,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:52,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:52,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:17:52,641 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 12:17:52,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:52,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:52,664 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:52,664 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:52,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:52,665 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:52,665 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:52,665 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:52,666 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:52,666 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:52,666 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:52,666 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:52,667 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:52,667 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:52,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:52,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:52,668 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:52,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:52,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:52,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:52,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:52,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:52,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:52,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:52,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:52,671 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:52,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:52,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:52,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:52,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:52,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:52,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:52,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:52,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:52,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:52,674 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:52,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:52,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:52,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:52,675 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:52,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:52,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:52,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:52,752 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:52,753 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:52,754 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug05-simplified01.bpl [2019-08-05 12:17:52,754 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug05-simplified01.bpl' [2019-08-05 12:17:52,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:52,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:52,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:52,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:52,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:52,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (1/1) ... [2019-08-05 12:17:52,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (1/1) ... [2019-08-05 12:17:52,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:52,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:52,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:52,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:52,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (1/1) ... [2019-08-05 12:17:52,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (1/1) ... [2019-08-05 12:17:52,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (1/1) ... [2019-08-05 12:17:52,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (1/1) ... [2019-08-05 12:17:52,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (1/1) ... [2019-08-05 12:17:52,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (1/1) ... [2019-08-05 12:17:52,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (1/1) ... [2019-08-05 12:17:52,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:52,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:52,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:52,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:52,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:52" (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 12:17:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:17:52,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:17:53,152 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:17:53,152 INFO L283 CfgBuilder]: Removed 12 assume(true) statements. [2019-08-05 12:17:53,153 INFO L202 PluginConnector]: Adding new model ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:53 BoogieIcfgContainer [2019-08-05 12:17:53,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:53,154 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:53,154 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:53,155 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:53,156 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "ArrayQuantifierEliminationBug05-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,185 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:53,307 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:53,350 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 52 root evaluator evaluations with a maximum evaluation depth of 3. Performed 52 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:17:53,350 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:53,353 INFO L168 Benchmark]: Toolchain (without parser) took 549.28 ms. Allocated memory is still 133.7 MB. Free memory was 106.0 MB in the beginning and 86.1 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:53,354 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 133.7 MB. Free memory is still 107.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:17:53,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.04 ms. Allocated memory is still 133.7 MB. Free memory was 106.0 MB in the beginning and 103.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:53,357 INFO L168 Benchmark]: Boogie Preprocessor took 25.84 ms. Allocated memory is still 133.7 MB. Free memory was 103.9 MB in the beginning and 102.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:53,359 INFO L168 Benchmark]: RCFGBuilder took 261.53 ms. Allocated memory is still 133.7 MB. Free memory was 102.6 MB in the beginning and 92.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:53,360 INFO L168 Benchmark]: Abstract Interpretation took 196.23 ms. Allocated memory is still 133.7 MB. Free memory was 92.3 MB in the beginning and 86.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:53,365 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 0.19 ms. Allocated memory is still 133.7 MB. Free memory is still 107.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 61.04 ms. Allocated memory is still 133.7 MB. Free memory was 106.0 MB in the beginning and 103.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.84 ms. Allocated memory is still 133.7 MB. Free memory was 103.9 MB in the beginning and 102.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 261.53 ms. Allocated memory is still 133.7 MB. Free memory was 102.6 MB in the beginning and 92.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 196.23 ms. Allocated memory is still 133.7 MB. Free memory was 92.3 MB in the beginning and 86.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 22]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L33] assume a != p1; [L34] assume b != p1; [L15] #memoryPointer[p2] := b; [L5] #t~mem1 := #memoryPointer[p2]; [L56-L57] modifies memInt, #memoryPointer; [L56-L58] ensures #memoryPointer == old(#memoryPointer)[#ptr := #value]; [L7] havoc #t~mem1; [L44-L45] modifies memInt, #memoryPointer; [L44-L46] ensures memInt == old(memInt)[#ptr := #value]; [L44-L47] ensures #memoryPointer == old(#memoryPointer)[#ptr := #memoryPointer[#ptr]]; [L18] memInt[b] := 8; [L19] #memoryPointer[b] := 7; [L20] tmp7 := #memoryPointer[p1]; [L50-L51] ensures #value == memInt[#ptr]; [L22] assert tmp8 == 8; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...