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/regression/eq/32b_extensionality.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:18:54,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:18:54,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:18:54,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:18:54,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:18:54,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:18:54,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:18:54,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:18:54,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:18:54,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:18:54,633 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:18:54,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-05 12:18:54,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:18:54,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:18:54,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:18:54,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:18:54,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:18:54,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:18:54,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:18:54,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:18:54,661 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 12:18:54,674 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:18:54,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:18:54,675 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:18:54,675 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:18:54,676 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:18:54,676 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:18:54,676 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:18:54,676 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:18:54,677 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:18:54,677 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:18:54,677 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:18:54,677 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:18:54,677 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:18:54,677 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:18:54,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:18:54,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:18:54,679 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:18:54,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:18:54,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:18:54,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:18:54,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:18:54,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:18:54,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:18:54,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:18:54,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:18:54,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:18:54,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:18:54,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:18:54,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:18:54,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:18:54,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:18:54,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:18:54,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:18:54,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:18:54,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:18:54,683 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:18:54,683 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:18:54,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:18:54,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:18:54,683 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:18:54,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:18:54,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:18:54,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:18:54,733 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:18:54,734 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:18:54,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/32b_extensionality.bpl [2019-08-05 12:18:54,735 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/32b_extensionality.bpl' [2019-08-05 12:18:54,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:18:54,770 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:18:54,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:54,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:18:54,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:18:54,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (1/1) ... [2019-08-05 12:18:54,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (1/1) ... [2019-08-05 12:18:54,807 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:18:54,807 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:18:54,807 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:18:54,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:54,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:18:54,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:18:54,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:18:54,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (1/1) ... [2019-08-05 12:18:54,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (1/1) ... [2019-08-05 12:18:54,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (1/1) ... [2019-08-05 12:18:54,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (1/1) ... [2019-08-05 12:18:54,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (1/1) ... [2019-08-05 12:18:54,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (1/1) ... [2019-08-05 12:18:54,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (1/1) ... [2019-08-05 12:18:54,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:18:54,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:18:54,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:18:54,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:18:54,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:54" (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 12:18:54,904 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 12:18:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 12:18:54,904 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 12:18:55,095 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:18:55,096 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:18:55,097 INFO L202 PluginConnector]: Adding new model 32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:55 BoogieIcfgContainer [2019-08-05 12:18:55,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:18:55,098 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:18:55,098 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:18:55,099 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:18:55,099 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "32b_extensionality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:55" (1/1) ... [2019-08-05 12:18:55,129 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:18:55,196 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:18:55,217 INFO L272 AbstractInterpreter]: Visited 4 different actions 4 times. Never merged. Never widened. Performed 8 root evaluator evaluations with a maximum evaluation depth of 2. Performed 8 inverse root evaluator evaluations with a maximum inverse evaluation depth of 2. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:18:55,217 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:18:55,220 INFO L168 Benchmark]: Toolchain (without parser) took 448.66 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 87.9 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:55,221 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:18:55,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.98 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 102.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:55,224 INFO L168 Benchmark]: Boogie Preprocessor took 23.14 ms. Allocated memory is still 139.5 MB. Free memory was 102.4 MB in the beginning and 101.5 MB in the end (delta: 933.8 kB). Peak memory consumption was 933.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:18:55,225 INFO L168 Benchmark]: RCFGBuilder took 263.59 ms. Allocated memory is still 139.5 MB. Free memory was 101.2 MB in the beginning and 93.2 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:55,226 INFO L168 Benchmark]: Abstract Interpretation took 119.16 ms. Allocated memory is still 139.5 MB. Free memory was 93.2 MB in the beginning and 87.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:55,230 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 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.98 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 102.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.14 ms. Allocated memory is still 139.5 MB. Free memory was 102.4 MB in the beginning and 101.5 MB in the end (delta: 933.8 kB). Peak memory consumption was 933.8 kB. Max. memory is 7.1 GB. * RCFGBuilder took 263.59 ms. Allocated memory is still 139.5 MB. Free memory was 101.2 MB in the beginning and 93.2 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 119.16 ms. Allocated memory is still 139.5 MB. Free memory was 93.2 MB in the beginning and 87.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 12]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L10] a := b[i := x]; [L11] assume a[i] == b[i]; [L12] assert a == b; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...