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/non_con/loop-procedure.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:19:38,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:19:38,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:19:38,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:19:38,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:19:38,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:19:38,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:19:38,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:19:38,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:19:38,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:19:38,557 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:19:38,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:19:38,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:19:38,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:19:38,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:19:38,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:19:38,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:19:38,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:19:38,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:19:38,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:19:38,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:19:38,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:19:38,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:19:38,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:19:38,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:19:38,620 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 12:19:38,644 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:19:38,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:19:38,645 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:19:38,646 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:19:38,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:19:38,646 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:19:38,646 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:19:38,647 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:19:38,647 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:19:38,647 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:19:38,648 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:19:38,648 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:19:38,648 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:19:38,649 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:19:38,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:19:38,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:19:38,651 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:19:38,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:19:38,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:19:38,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:19:38,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:19:38,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:19:38,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:19:38,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:19:38,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:19:38,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:19:38,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:19:38,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:19:38,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:19:38,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:19:38,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:19:38,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:19:38,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:19:38,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:19:38,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:19:38,657 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:19:38,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:19:38,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:19:38,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:19:38,658 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:19:38,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:19:38,730 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:19:38,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:19:38,735 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:19:38,736 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:19:38,737 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-procedure.bpl [2019-08-05 12:19:38,737 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-procedure.bpl' [2019-08-05 12:19:38,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:19:38,765 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:19:38,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:38,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:19:38,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:19:38,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (1/1) ... [2019-08-05 12:19:38,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (1/1) ... [2019-08-05 12:19:38,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:38,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:19:38,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:19:38,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:19:38,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (1/1) ... [2019-08-05 12:19:38,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (1/1) ... [2019-08-05 12:19:38,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (1/1) ... [2019-08-05 12:19:38,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (1/1) ... [2019-08-05 12:19:38,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (1/1) ... [2019-08-05 12:19:38,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (1/1) ... [2019-08-05 12:19:38,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (1/1) ... [2019-08-05 12:19:38,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:19:38,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:19:38,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:19:38,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:19:38,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:38" (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 12:19:38,932 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:19:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:19:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:19:39,195 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:19:39,195 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-05 12:19:39,197 INFO L202 PluginConnector]: Adding new model loop-procedure.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:39 BoogieIcfgContainer [2019-08-05 12:19:39,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:19:39,199 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:19:39,199 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:19:39,199 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:19:39,200 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "loop-procedure.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:39" (1/1) ... [2019-08-05 12:19:39,235 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:19:39,402 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:19:39,427 INFO L272 AbstractInterpreter]: Visited 14 different actions 70 times. Merged at 11 different actions 36 times. Widened at 2 different actions 2 times. Performed 298 root evaluator evaluations with a maximum evaluation depth of 3. Performed 298 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 13 fixpoints after 7 different actions. Largest state had 0 variables. [2019-08-05 12:19:39,427 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:19:39,431 INFO L168 Benchmark]: Toolchain (without parser) took 664.04 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 83.7 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:39,433 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 106.7 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 12:19:39,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.14 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 103.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:39,437 INFO L168 Benchmark]: Boogie Preprocessor took 26.57 ms. Allocated memory is still 139.5 MB. Free memory was 103.3 MB in the beginning and 102.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:39,440 INFO L168 Benchmark]: RCFGBuilder took 348.42 ms. Allocated memory is still 139.5 MB. Free memory was 102.1 MB in the beginning and 92.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:39,442 INFO L168 Benchmark]: Abstract Interpretation took 228.54 ms. Allocated memory is still 139.5 MB. Free memory was 92.4 MB in the beginning and 83.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:39,449 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 139.5 MB. Free memory was 106.7 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 56.14 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 103.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.57 ms. Allocated memory is still 139.5 MB. Free memory was 103.3 MB in the beginning and 102.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 348.42 ms. Allocated memory is still 139.5 MB. Free memory was 102.1 MB in the beginning and 92.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 228.54 ms. Allocated memory is still 139.5 MB. Free memory was 92.4 MB in the beginning and 83.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 19]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L8] x := 0; [L10] COND TRUE x < 100 [L24] COND FALSE !(k > 50) [L27] res := k + 2; [L10] COND TRUE x < 100 [L24] COND FALSE !(k > 50) [L27] res := k + 2; [L10] COND FALSE !(x < 100) [L14] x := 0; [L15] COND TRUE x < 100 [L24] COND FALSE !(k > 50) [L27] res := k + 2; [L15] COND TRUE x < 100 [L24] COND FALSE !(k > 50) [L27] res := k + 2; [L15] COND FALSE !(x < 100) [L19] assert x == 100; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...