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/unclassified/Fibonaccinacci_incorrect.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:19:42,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:19:42,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:19:42,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:19:42,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:19:42,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:19:42,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:19:42,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:19:42,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:19:42,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:19:42,067 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:19:42,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:19:42,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:19:42,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:19:42,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:19:42,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:19:42,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:19:42,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:19:42,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:19:42,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:19:42,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:19:42,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:19:42,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:19:42,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:19:42,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:19:42,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:19:42,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:19:42,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:19:42,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:19:42,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:19:42,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:19:42,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:19:42,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:19:42,101 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 12:19:42,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:19:42,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:19:42,129 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:19:42,130 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:19:42,130 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:19:42,130 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:19:42,130 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:19:42,131 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:19:42,131 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:19:42,131 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:19:42,131 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:19:42,132 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:19:42,132 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:19:42,132 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:19:42,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:19:42,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:19:42,135 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:19:42,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:19:42,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:19:42,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:19:42,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:19:42,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:19:42,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:19:42,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:19:42,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:19:42,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:19:42,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:19:42,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:19:42,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:19:42,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:19:42,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:19:42,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:19:42,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:19:42,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:19:42,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:19:42,140 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:19:42,140 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:19:42,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:19:42,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:19:42,141 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:19:42,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:19:42,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:19:42,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:19:42,199 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:19:42,200 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:19:42,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Fibonaccinacci_incorrect.bpl [2019-08-05 12:19:42,201 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Fibonaccinacci_incorrect.bpl' [2019-08-05 12:19:42,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:19:42,238 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:19:42,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:42,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:19:42,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:19:42,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,269 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,276 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:19:42,276 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:19:42,276 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:19:42,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:42,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:19:42,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:19:42,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:19:42,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:19:42,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:19:42,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:19:42,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:19:42,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:42" (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 12:19:42,379 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:19:42,379 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:19:42,379 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:19:42,586 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:19:42,586 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:19:42,587 INFO L202 PluginConnector]: Adding new model Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:42 BoogieIcfgContainer [2019-08-05 12:19:42,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:19:42,588 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:19:42,589 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:19:42,589 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:19:42,590 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:42" (1/1) ... [2019-08-05 12:19:42,618 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:19:42,734 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:19:42,757 INFO L272 AbstractInterpreter]: Visited 8 different actions 22 times. Merged at 3 different actions 7 times. Widened at 1 different actions 1 times. Performed 109 root evaluator evaluations with a maximum evaluation depth of 8. Performed 109 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 4 fixpoints after 2 different actions. Largest state had 0 variables. [2019-08-05 12:19:42,758 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:19:42,761 INFO L168 Benchmark]: Toolchain (without parser) took 521.61 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 86.8 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:42,762 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:19:42,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.81 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 104.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:42,765 INFO L168 Benchmark]: Boogie Preprocessor took 23.76 ms. Allocated memory is still 140.0 MB. Free memory was 104.3 MB in the beginning and 103.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:42,766 INFO L168 Benchmark]: RCFGBuilder took 284.30 ms. Allocated memory is still 140.0 MB. Free memory was 103.0 MB in the beginning and 94.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:42,767 INFO L168 Benchmark]: Abstract Interpretation took 169.40 ms. Allocated memory is still 140.0 MB. Free memory was 94.0 MB in the beginning and 86.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:42,772 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 140.0 MB. Free memory was 107.4 MB in the beginning and 107.2 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 39.81 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 104.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.76 ms. Allocated memory is still 140.0 MB. Free memory was 104.3 MB in the beginning and 103.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 284.30 ms. Allocated memory is still 140.0 MB. Free memory was 103.0 MB in the beginning and 94.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 169.40 ms. Allocated memory is still 140.0 MB. Free memory was 94.0 MB in the beginning and 86.8 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: - UnprovableResult [Line: 20]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L5] x := 5; [L6] y := 0; [L7] z := 0; [L9] COND TRUE x > 0 [L11] y := 1; [L12] COND TRUE y <= x [L14] z := z + y; [L15] y := y + 1; [L12] COND TRUE y <= x [L14] z := z + y; [L15] y := y + 1; [L12] COND FALSE !(y <= x) [L17] x := x - 1; [L9] COND TRUE x > 0 [L11] y := 1; [L12] COND FALSE !(y <= x) [L17] x := x - 1; [L9] COND FALSE !(x > 0) [L20] assert z < 1 + 3 + 6 + 10 + 15 || z > 1 + 3 + 6 + 10 + 15; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...