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/regression/bpl/interprocedural/BugSubstitution.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:18:33,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:18:33,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:18:33,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:18:33,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:18:33,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:18:33,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:18:33,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:18:33,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:18:33,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:18:33,743 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:18:33,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:18:33,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:18:33,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:18:33,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:18:33,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:18:33,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:18:33,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:18:33,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:18:33,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:18:33,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:18:33,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:18:33,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:18:33,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:18:33,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:18:33,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:18:33,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:18:33,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:18:33,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:18:33,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:18:33,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:18:33,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:18:33,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:18:33,782 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 12:18:33,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:18:33,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:18:33,803 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:18:33,803 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:18:33,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:18:33,804 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:18:33,804 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:18:33,804 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:18:33,804 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:18:33,805 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:18:33,805 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:18:33,805 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:18:33,805 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:18:33,805 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:18:33,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:18:33,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:18:33,807 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:18:33,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:18:33,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:18:33,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:18:33,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:18:33,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:18:33,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:18:33,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:18:33,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:18:33,809 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:18:33,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:18:33,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:18:33,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:18:33,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:18:33,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:18:33,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:18:33,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:18:33,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:18:33,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:18:33,811 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:18:33,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:18:33,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:18:33,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:18:33,812 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:18:33,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:18:33,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:18:33,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:18:33,866 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:18:33,867 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:18:33,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugSubstitution.bpl [2019-08-05 12:18:33,868 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugSubstitution.bpl' [2019-08-05 12:18:33,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:18:33,905 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:18:33,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:33,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:18:33,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:18:33,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (1/1) ... [2019-08-05 12:18:33,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (1/1) ... [2019-08-05 12:18:33,943 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:18:33,943 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:18:33,943 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:18:33,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:33,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:18:33,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:18:33,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:18:33,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (1/1) ... [2019-08-05 12:18:33,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (1/1) ... [2019-08-05 12:18:33,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (1/1) ... [2019-08-05 12:18:33,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (1/1) ... [2019-08-05 12:18:33,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (1/1) ... [2019-08-05 12:18:33,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (1/1) ... [2019-08-05 12:18:33,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (1/1) ... [2019-08-05 12:18:33,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:18:33,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:18:33,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:18:33,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:18:33,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:33" (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 12:18:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure test_proc [2019-08-05 12:18:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure test_proc [2019-08-05 12:18:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2019-08-05 12:18:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2019-08-05 12:18:34,142 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 12:18:34,302 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:18:34,303 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 12:18:34,305 INFO L202 PluginConnector]: Adding new model BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:34 BoogieIcfgContainer [2019-08-05 12:18:34,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:18:34,306 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:18:34,307 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:18:34,307 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:18:34,308 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "BugSubstitution.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:34" (1/1) ... [2019-08-05 12:18:34,341 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:18:34,418 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:18:34,437 INFO L272 AbstractInterpreter]: Visited 12 different actions 12 times. Never merged. Never widened. Performed 35 root evaluator evaluations with a maximum evaluation depth of 3. Performed 35 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:18:34,438 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:18:34,441 INFO L168 Benchmark]: Toolchain (without parser) took 534.26 ms. Allocated memory is still 133.2 MB. Free memory was 104.9 MB in the beginning and 85.6 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:34,442 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 105.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:18:34,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.04 ms. Allocated memory is still 133.2 MB. Free memory was 104.9 MB in the beginning and 102.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:34,445 INFO L168 Benchmark]: Boogie Preprocessor took 20.49 ms. Allocated memory is still 133.2 MB. Free memory was 102.6 MB in the beginning and 101.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:34,446 INFO L168 Benchmark]: RCFGBuilder took 323.48 ms. Allocated memory is still 133.2 MB. Free memory was 101.4 MB in the beginning and 91.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:34,447 INFO L168 Benchmark]: Abstract Interpretation took 131.50 ms. Allocated memory is still 133.2 MB. Free memory was 91.6 MB in the beginning and 85.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:34,452 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 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 105.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 55.04 ms. Allocated memory is still 133.2 MB. Free memory was 104.9 MB in the beginning and 102.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.49 ms. Allocated memory is still 133.2 MB. Free memory was 102.6 MB in the beginning and 101.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 323.48 ms. Allocated memory is still 133.2 MB. Free memory was 101.4 MB in the beginning and 91.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 131.50 ms. Allocated memory is still 133.2 MB. Free memory was 91.6 MB in the beginning and 85.6 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: 6]: Unable to prove that procedure postcondition always holds Unable to prove that procedure postcondition always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L6-L7] requires x >= 0; [L13] res := x + 1; [L14] z_glob := -1; - PositiveResult [Line: 6]: procedure precondition always holds and assertion always holds For all program executions holds that procedure precondition always holds and assertion always holds at this location - PositiveResult [Line: 28]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 6]: procedure postcondition always holds and assertion always holds For all program executions holds that procedure postcondition always holds and assertion always holds at this location RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...