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/branching/simple_if.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:16:00,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:16:00,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:16:00,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:16:00,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:16:00,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:16:00,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:16:00,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:16:00,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:16:00,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:16:00,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:16:00,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:16:00,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:16:00,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:16:00,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:16:00,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:16:00,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:16:00,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:16:00,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:16:00,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:16:00,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:16:00,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:16:00,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:16:00,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:16:00,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:16:00,206 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 12:16:00,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:16:00,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:16:00,220 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:16:00,220 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:16:00,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:16:00,221 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:16:00,221 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:16:00,221 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:16:00,221 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:16:00,222 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:16:00,222 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:16:00,222 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:16:00,222 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:16:00,222 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:16:00,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:16:00,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:16:00,224 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:16:00,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:16:00,224 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:16:00,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:16:00,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:16:00,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:16:00,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:16:00,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:16:00,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:16:00,225 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:16:00,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:16:00,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:16:00,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:16:00,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:16:00,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:16:00,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:16:00,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:16:00,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:16:00,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:16:00,228 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:16:00,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:16:00,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:16:00,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:16:00,228 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:16:00,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:16:00,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:16:00,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:16:00,274 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:16:00,274 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:16:00,275 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/branching/simple_if.bpl [2019-08-05 12:16:00,276 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/branching/simple_if.bpl' [2019-08-05 12:16:00,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:16:00,301 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:16:00,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:00,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:16:00,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:16:00,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,333 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:16:00,333 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:16:00,333 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:16:00,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:16:00,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:16:00,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:16:00,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:16:00,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:16:00,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:16:00,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:16:00,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:16:00,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple_if.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:16:00" (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 12:16:00,423 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 12:16:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 12:16:00,424 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 12:16:00,627 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:16:00,628 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:16:00,629 INFO L202 PluginConnector]: Adding new model simple_if.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:00 BoogieIcfgContainer [2019-08-05 12:16:00,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:16:00,630 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:16:00,630 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:16:00,630 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:16:00,631 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "simple_if.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:16:00" (1/1) ... [2019-08-05 12:16:00,662 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:16:00,759 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:16:00,783 INFO L272 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Performed 12 root evaluator evaluations with a maximum evaluation depth of 4. Performed 12 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:16:00,783 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:16:00,788 INFO L168 Benchmark]: Toolchain (without parser) took 483.73 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 89.7 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:00,790 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:16:00,793 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.09 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 104.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:00,795 INFO L168 Benchmark]: Boogie Preprocessor took 18.74 ms. Allocated memory is still 133.7 MB. Free memory was 104.8 MB in the beginning and 103.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:00,797 INFO L168 Benchmark]: RCFGBuilder took 273.89 ms. Allocated memory is still 133.7 MB. Free memory was 103.6 MB in the beginning and 95.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:00,798 INFO L168 Benchmark]: Abstract Interpretation took 153.61 ms. Allocated memory is still 133.7 MB. Free memory was 95.4 MB in the beginning and 89.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:16:00,805 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 133.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.09 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 104.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 18.74 ms. Allocated memory is still 133.7 MB. Free memory was 104.8 MB in the beginning and 103.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 273.89 ms. Allocated memory is still 133.7 MB. Free memory was 103.6 MB in the beginning and 95.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 153.61 ms. Allocated memory is still 133.7 MB. Free memory was 95.4 MB in the beginning and 89.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 17]: 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] x := 1; [L11] c := 10; [L13] COND TRUE c == 10 [L15] c := 2; [L17] assert x != 1; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...