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/toy/errorLocalization/loopSeveralExits.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:03,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:03,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:03,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:16:03,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:16:03,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:16:03,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:16:03,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:16:03,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:16:03,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:16:03,552 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:16:03,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:16:03,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:16:03,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:16:03,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:16:03,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:16:03,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:16:03,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:16:03,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:16:03,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:16:03,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:16:03,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:16:03,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:16:03,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:16:03,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:16:03,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:03,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:03,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:03,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:03,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:03,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:03,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:03,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:16:03,603 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 12:16:03,619 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:03,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:03,620 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:03,620 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:03,620 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:03,620 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:03,621 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:03,621 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:03,621 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:03,621 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:03,621 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:03,622 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:03,622 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:03,622 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:03,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:03,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:03,623 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:03,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:03,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:03,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:03,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:03,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:03,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:03,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:03,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:03,625 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:03,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:03,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:03,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:03,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:03,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:03,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:03,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:03,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:03,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:03,627 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:03,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:03,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:03,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:03,627 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:03,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:03,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:03,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:03,678 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:03,679 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:03,681 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/loopSeveralExits.bpl [2019-08-05 12:16:03,681 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/loopSeveralExits.bpl' [2019-08-05 12:16:03,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:03,713 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:03,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:03,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:03,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:03,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (1/1) ... [2019-08-05 12:16:03,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (1/1) ... [2019-08-05 12:16:03,745 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:16:03,745 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:16:03,745 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:16:03,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:03,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:03,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:03,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:03,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (1/1) ... [2019-08-05 12:16:03,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (1/1) ... [2019-08-05 12:16:03,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (1/1) ... [2019-08-05 12:16:03,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (1/1) ... [2019-08-05 12:16:03,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (1/1) ... [2019-08-05 12:16:03,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (1/1) ... [2019-08-05 12:16:03,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (1/1) ... [2019-08-05 12:16:03,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:03,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:03,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:03,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:03,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:03" (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 12:16:03,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:16:03,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:16:03,830 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:16:04,151 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:16:04,152 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:16:04,153 INFO L202 PluginConnector]: Adding new model loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:04 BoogieIcfgContainer [2019-08-05 12:16:04,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:04,154 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:04,154 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:04,155 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:04,156 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "loopSeveralExits.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:04" (1/1) ... [2019-08-05 12:16:04,189 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:04,274 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:04,295 INFO L272 AbstractInterpreter]: Visited 12 different actions 14 times. Never merged. Never widened. Performed 31 root evaluator evaluations with a maximum evaluation depth of 3. Performed 31 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 6 fixpoints after 6 different actions. Largest state had 0 variables. [2019-08-05 12:16:04,295 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:04,298 INFO L168 Benchmark]: Toolchain (without parser) took 584.40 ms. Allocated memory is still 131.6 MB. Free memory was 104.3 MB in the beginning and 85.7 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:04,299 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:16:04,300 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.00 ms. Allocated memory is still 131.6 MB. Free memory was 104.3 MB in the beginning and 102.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:04,302 INFO L168 Benchmark]: Boogie Preprocessor took 20.71 ms. Allocated memory is still 131.6 MB. Free memory was 102.1 MB in the beginning and 101.2 MB in the end (delta: 934.0 kB). Peak memory consumption was 934.0 kB. Max. memory is 7.1 GB. [2019-08-05 12:16:04,303 INFO L168 Benchmark]: RCFGBuilder took 384.42 ms. Allocated memory is still 131.6 MB. Free memory was 101.2 MB in the beginning and 92.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:04,304 INFO L168 Benchmark]: Abstract Interpretation took 141.71 ms. Allocated memory is still 131.6 MB. Free memory was 91.8 MB in the beginning and 85.7 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:04,308 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 131.6 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.00 ms. Allocated memory is still 131.6 MB. Free memory was 104.3 MB in the beginning and 102.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.71 ms. Allocated memory is still 131.6 MB. Free memory was 102.1 MB in the beginning and 101.2 MB in the end (delta: 934.0 kB). Peak memory consumption was 934.0 kB. Max. memory is 7.1 GB. * RCFGBuilder took 384.42 ms. Allocated memory is still 131.6 MB. Free memory was 101.2 MB in the beginning and 92.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 141.71 ms. Allocated memory is still 131.6 MB. Free memory was 91.8 MB in the beginning and 85.7 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 25]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L10] COND FALSE !(x >= 0) [L25] assert x == 0; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...