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/20170304-DifficultPathPrograms/nested.c_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:14:52,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:14:52,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:14:52,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:14:52,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:14:52,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:14:52,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:14:52,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:14:52,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:14:52,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:14:52,735 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:14:52,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-05 12:14:52,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:14:52,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:14:52,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:14:52,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:14:52,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:14:52,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:14:52,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:14:52,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:14:52,765 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 12:14:52,779 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:14:52,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:14:52,780 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:14:52,781 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:14:52,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:14:52,781 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:14:52,781 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:14:52,781 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:14:52,782 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:14:52,782 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:14:52,782 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:14:52,782 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:14:52,782 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:14:52,783 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:14:52,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:14:52,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:14:52,784 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:14:52,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:14:52,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:14:52,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:14:52,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:14:52,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:14:52,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:14:52,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:14:52,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:14:52,785 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:14:52,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:14:52,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:14:52,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:14:52,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:14:52,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:14:52,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:14:52,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:14:52,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:14:52,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:14:52,788 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:14:52,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:14:52,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:14:52,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:14:52,788 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:14:52,819 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:14:52,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:14:52,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:14:52,841 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:14:52,842 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:14:52,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested.c_4.bpl [2019-08-05 12:14:52,844 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested.c_4.bpl' [2019-08-05 12:14:52,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:14:52,890 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:14:52,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:52,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:14:52,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:14:52,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (1/1) ... [2019-08-05 12:14:52,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (1/1) ... [2019-08-05 12:14:52,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:52,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:14:52,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:14:52,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:14:52,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (1/1) ... [2019-08-05 12:14:52,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (1/1) ... [2019-08-05 12:14:52,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (1/1) ... [2019-08-05 12:14:52,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (1/1) ... [2019-08-05 12:14:52,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (1/1) ... [2019-08-05 12:14:52,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (1/1) ... [2019-08-05 12:14:52,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (1/1) ... [2019-08-05 12:14:52,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:14:52,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:14:52,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:14:52,949 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:14:52,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:52" (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 12:14:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:14:53,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:14:53,273 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:14:53,273 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 12:14:53,275 INFO L202 PluginConnector]: Adding new model nested.c_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:53 BoogieIcfgContainer [2019-08-05 12:14:53,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:14:53,277 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:14:53,277 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:14:53,278 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:14:53,279 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "nested.c_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:53" (1/1) ... [2019-08-05 12:14:53,313 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:14:53,427 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-08-05 12:14:53,443 INFO L272 AbstractInterpreter]: Visited 3 different actions 5 times. Merged at 1 different actions 1 times. Never widened. Performed 49 root evaluator evaluations with a maximum evaluation depth of 4. Performed 49 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-05 12:14:53,443 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:14:53,447 INFO L168 Benchmark]: Toolchain (without parser) took 554.24 ms. Allocated memory is still 140.5 MB. Free memory was 105.5 MB in the beginning and 87.0 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:53,448 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory is still 106.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:14:53,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.41 ms. Allocated memory is still 140.5 MB. Free memory was 105.1 MB in the beginning and 103.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:53,452 INFO L168 Benchmark]: Boogie Preprocessor took 21.45 ms. Allocated memory is still 140.5 MB. Free memory was 103.3 MB in the beginning and 102.5 MB in the end (delta: 838.8 kB). Peak memory consumption was 838.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:14:53,456 INFO L168 Benchmark]: RCFGBuilder took 326.51 ms. Allocated memory is still 140.5 MB. Free memory was 102.5 MB in the beginning and 92.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:53,457 INFO L168 Benchmark]: Abstract Interpretation took 166.12 ms. Allocated memory is still 140.5 MB. Free memory was 92.6 MB in the beginning and 87.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:53,467 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 0.23 ms. Allocated memory is still 140.5 MB. Free memory is still 106.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.41 ms. Allocated memory is still 140.5 MB. Free memory was 105.1 MB in the beginning and 103.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.45 ms. Allocated memory is still 140.5 MB. Free memory was 103.3 MB in the beginning and 102.5 MB in the end (delta: 838.8 kB). Peak memory consumption was 838.8 kB. Max. memory is 7.1 GB. * RCFGBuilder took 326.51 ms. Allocated memory is still 140.5 MB. Free memory was 102.5 MB in the beginning and 92.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 166.12 ms. Allocated memory is still 140.5 MB. Free memory was 92.6 MB in the beginning and 87.0 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: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 63]: assertion always holds For all program executions holds that assertion always holds at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...