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/all/recursive-easy-2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:19:17,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:19:17,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:19:18,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:19:18,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:19:18,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:19:18,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:19:18,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:19:18,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:19:18,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:19:18,016 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:19:18,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:19:18,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:19:18,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:19:18,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:19:18,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:19:18,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:19:18,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:19:18,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:19:18,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:19:18,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:19:18,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:19:18,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:19:18,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:19:18,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:19:18,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:19:18,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:19:18,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:19:18,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:19:18,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:19:18,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:19:18,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:19:18,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:19:18,043 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 12:19:18,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:19:18,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:19:18,069 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:19:18,069 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:19:18,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:19:18,070 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:19:18,070 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:19:18,070 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:19:18,070 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:19:18,071 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:19:18,071 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:19:18,071 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:19:18,071 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:19:18,071 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:19:18,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:19:18,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:19:18,075 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:19:18,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:19:18,075 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:19:18,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:19:18,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:19:18,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:19:18,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:19:18,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:19:18,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:19:18,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:19:18,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:19:18,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:19:18,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:19:18,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:19:18,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:19:18,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:19:18,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:19:18,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:19:18,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:19:18,080 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:19:18,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:19:18,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:19:18,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:19:18,081 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:19:18,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:19:18,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:19:18,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:19:18,150 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:19:18,151 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:19:18,152 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/recursive-easy-2.bpl [2019-08-05 12:19:18,152 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/recursive-easy-2.bpl' [2019-08-05 12:19:18,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:19:18,187 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:19:18,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:18,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:19:18,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:19:18,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:18,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:19:18,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:19:18,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:19:18,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:19:18,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:19:18,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:19:18,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:19:18,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:18" (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 12:19:18,320 INFO L124 BoogieDeclarations]: Specification and implementation of procedure add given in one single declaration [2019-08-05 12:19:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure add [2019-08-05 12:19:18,321 INFO L138 BoogieDeclarations]: Found implementation of procedure add [2019-08-05 12:19:18,321 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:19:18,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:19:18,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:19:18,587 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:19:18,587 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:19:18,589 INFO L202 PluginConnector]: Adding new model recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:18 BoogieIcfgContainer [2019-08-05 12:19:18,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:19:18,591 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:19:18,591 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:19:18,591 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:19:18,592 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "recursive-easy-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:18" (1/1) ... [2019-08-05 12:19:18,619 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:19:18,762 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-08-05 12:19:18,769 INFO L272 AbstractInterpreter]: Visited 12 different actions 25 times. Never merged. Never widened. Performed 44 root evaluator evaluations with a maximum evaluation depth of 3. Performed 44 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 3 variables. [2019-08-05 12:19:18,769 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:19:18,772 INFO L168 Benchmark]: Toolchain (without parser) took 583.87 ms. Allocated memory is still 132.6 MB. Free memory was 105.6 MB in the beginning and 85.9 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:18,774 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:19:18,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.48 ms. Allocated memory is still 132.6 MB. Free memory was 105.4 MB in the beginning and 103.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:18,777 INFO L168 Benchmark]: Boogie Preprocessor took 21.94 ms. Allocated memory is still 132.6 MB. Free memory was 103.6 MB in the beginning and 102.7 MB in the end (delta: 933.5 kB). Peak memory consumption was 933.5 kB. Max. memory is 7.1 GB. [2019-08-05 12:19:18,780 INFO L168 Benchmark]: RCFGBuilder took 339.32 ms. Allocated memory is still 132.6 MB. Free memory was 102.5 MB in the beginning and 93.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:18,781 INFO L168 Benchmark]: Abstract Interpretation took 178.72 ms. Allocated memory is still 132.6 MB. Free memory was 93.1 MB in the beginning and 85.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:18,789 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 132.6 MB. Free memory was 106.6 MB in the beginning and 106.4 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 37.48 ms. Allocated memory is still 132.6 MB. Free memory was 105.4 MB in the beginning and 103.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.94 ms. Allocated memory is still 132.6 MB. Free memory was 103.6 MB in the beginning and 102.7 MB in the end (delta: 933.5 kB). Peak memory consumption was 933.5 kB. Max. memory is 7.1 GB. * RCFGBuilder took 339.32 ms. Allocated memory is still 132.6 MB. Free memory was 102.5 MB in the beginning and 93.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 178.72 ms. Allocated memory is still 132.6 MB. Free memory was 93.1 MB in the beginning and 85.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 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: 7]: 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...