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/quantifier/regression/bpl/BoogieArrayTest-ReadCombinedInformationSafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:42,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:42,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:42,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:17:42,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:17:42,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:17:42,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:17:42,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:17:42,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:17:42,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:17:42,197 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:17:42,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-05 12:17:42,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:42,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:42,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:42,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:42,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:42,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:42,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:42,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:17:42,227 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 12:17:42,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:42,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:42,245 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:42,246 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:42,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:42,246 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:42,246 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:42,247 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:42,247 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:42,247 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:42,247 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:42,247 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:42,248 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:42,248 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:42,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:42,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:42,252 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:42,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:42,253 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:42,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:42,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:42,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:42,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:42,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:42,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:42,254 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:42,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:42,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:42,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:42,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:42,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:42,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:42,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:42,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:42,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:42,260 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:42,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:42,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:42,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:42,260 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:42,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:42,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:42,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:42,314 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:42,315 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:42,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-ReadCombinedInformationSafe.bpl [2019-08-05 12:17:42,316 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-ReadCombinedInformationSafe.bpl' [2019-08-05 12:17:42,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:42,355 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:42,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:42,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:42,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:42,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,391 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:17:42,392 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:17:42,392 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:17:42,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:42,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:42,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:42,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:42,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:42,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:42,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:42,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:42,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (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 12:17:42,491 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:17:42,498 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:17:42,704 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:17:42,704 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:17:42,706 INFO L202 PluginConnector]: Adding new model BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:42 BoogieIcfgContainer [2019-08-05 12:17:42,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:42,707 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:42,707 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:42,707 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:42,708 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "BoogieArrayTest-ReadCombinedInformationSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,742 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:42,813 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:42,833 INFO L272 AbstractInterpreter]: Visited 4 different actions 4 times. Never merged. Never widened. Performed 10 root evaluator evaluations with a maximum evaluation depth of 3. Performed 10 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:17:42,834 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:42,837 INFO L168 Benchmark]: Toolchain (without parser) took 480.71 ms. Allocated memory is still 133.7 MB. Free memory was 106.5 MB in the beginning and 89.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,838 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory is still 107.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:17:42,839 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.81 ms. Allocated memory is still 133.7 MB. Free memory was 106.5 MB in the beginning and 104.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,840 INFO L168 Benchmark]: Boogie Preprocessor took 21.16 ms. Allocated memory is still 133.7 MB. Free memory was 104.4 MB in the beginning and 103.5 MB in the end (delta: 857.8 kB). Peak memory consumption was 857.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,841 INFO L168 Benchmark]: RCFGBuilder took 289.33 ms. Allocated memory is still 133.7 MB. Free memory was 103.5 MB in the beginning and 94.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,842 INFO L168 Benchmark]: Abstract Interpretation took 127.22 ms. Allocated memory is still 133.7 MB. Free memory was 94.8 MB in the beginning and 89.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:42,847 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 0.24 ms. Allocated memory is still 133.7 MB. Free memory is still 107.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.81 ms. Allocated memory is still 133.7 MB. Free memory was 106.5 MB in the beginning and 104.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.16 ms. Allocated memory is still 133.7 MB. Free memory was 104.4 MB in the beginning and 103.5 MB in the end (delta: 857.8 kB). Peak memory consumption was 857.8 kB. Max. memory is 7.1 GB. * RCFGBuilder took 289.33 ms. Allocated memory is still 133.7 MB. Free memory was 103.5 MB in the beginning and 94.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 127.22 ms. Allocated memory is still 133.7 MB. Free memory was 94.8 MB in the beginning and 89.2 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: - UnprovableResult [Line: 15]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L12] assume a[i] + a[j] == 22; [L13] x := a[i]; [L14] y := a[j]; [L15] assert x + y == 22; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...