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/stmt-bool-assume-2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:19:20,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:19:20,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:19:20,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:19:20,650 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 12:19:20,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:19:20,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:19:20,664 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:19:20,664 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:19:20,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:19:20,664 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:19:20,664 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:19:20,665 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:19:20,665 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:19:20,665 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:19:20,665 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:19:20,665 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:19:20,666 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:19:20,666 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:19:20,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:19:20,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:19:20,667 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:19:20,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:19:20,668 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:19:20,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:19:20,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:19:20,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:19:20,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:19:20,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:19:20,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:19:20,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:19:20,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:19:20,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:19:20,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:19:20,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:19:20,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:19:20,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:19:20,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:19:20,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:19:20,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:19:20,671 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:19:20,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:19:20,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:19:20,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:19:20,672 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:19:20,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:19:20,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:19:20,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:19:20,726 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:19:20,727 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:19:20,727 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-bool-assume-2.bpl [2019-08-05 12:19:20,728 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-bool-assume-2.bpl' [2019-08-05 12:19:20,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:19:20,758 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:19:20,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:20,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:19:20,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:19:20,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (1/1) ... [2019-08-05 12:19:20,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (1/1) ... [2019-08-05 12:19:20,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:20,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:19:20,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:19:20,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:19:20,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (1/1) ... [2019-08-05 12:19:20,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (1/1) ... [2019-08-05 12:19:20,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (1/1) ... [2019-08-05 12:19:20,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (1/1) ... [2019-08-05 12:19:20,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (1/1) ... [2019-08-05 12:19:20,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (1/1) ... [2019-08-05 12:19:20,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (1/1) ... [2019-08-05 12:19:20,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:19:20,810 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:19:20,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:19:20,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:19:20,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:20" (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 12:19:20,881 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:19:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:19:20,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:19:21,041 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:19:21,042 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:19:21,043 INFO L202 PluginConnector]: Adding new model stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:21 BoogieIcfgContainer [2019-08-05 12:19:21,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:19:21,044 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:19:21,044 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:19:21,045 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:19:21,046 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "stmt-bool-assume-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:21" (1/1) ... [2019-08-05 12:19:21,081 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:19:21,171 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:19:21,196 INFO L272 AbstractInterpreter]: Visited 3 different actions 3 times. Never merged. Never widened. Performed 4 root evaluator evaluations with a maximum evaluation depth of 4. Performed 4 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:19:21,196 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:19:21,199 INFO L168 Benchmark]: Toolchain (without parser) took 439.92 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 91.6 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:21,202 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 12:19:21,205 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.82 ms. Allocated memory is still 134.2 MB. Free memory was 108.3 MB in the beginning and 106.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:21,206 INFO L168 Benchmark]: Boogie Preprocessor took 17.87 ms. Allocated memory is still 134.2 MB. Free memory was 106.7 MB in the beginning and 105.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:21,208 INFO L168 Benchmark]: RCFGBuilder took 233.04 ms. Allocated memory is still 134.2 MB. Free memory was 105.4 MB in the beginning and 97.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:21,209 INFO L168 Benchmark]: Abstract Interpretation took 151.94 ms. Allocated memory is still 134.2 MB. Free memory was 97.0 MB in the beginning and 91.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:21,216 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 0.18 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 32.82 ms. Allocated memory is still 134.2 MB. Free memory was 108.3 MB in the beginning and 106.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 17.87 ms. Allocated memory is still 134.2 MB. Free memory was 106.7 MB in the beginning and 105.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 233.04 ms. Allocated memory is still 134.2 MB. Free memory was 105.4 MB in the beginning and 97.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 151.94 ms. Allocated memory is still 134.2 MB. Free memory was 97.0 MB in the beginning and 91.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 8]: 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] assert b != (x >= y); RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...