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/TerminatorGulwani.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:15:49,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:15:49,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:15:49,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:15:49,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:15:49,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:15:49,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:15:49,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:15:49,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:15:49,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:15:49,777 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:15:49,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-05 12:15:49,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:15:49,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:15:49,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:15:49,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:15:49,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:15:49,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:15:49,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:15:49,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:15:49,805 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 12:15:49,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:15:49,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:15:49,833 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:15:49,834 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:15:49,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:15:49,834 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:15:49,835 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:15:49,835 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:15:49,835 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:15:49,835 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:15:49,835 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:15:49,836 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:15:49,836 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:15:49,836 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:15:49,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:15:49,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:15:49,839 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:15:49,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:15:49,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:15:49,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:15:49,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:15:49,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:15:49,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:15:49,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:15:49,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:15:49,842 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:15:49,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:15:49,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:15:49,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:15:49,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:15:49,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:15:49,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:15:49,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:15:49,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:15:49,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:15:49,846 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:15:49,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:15:49,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:15:49,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:15:49,847 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:15:49,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:15:49,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:15:49,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:15:49,900 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:15:49,900 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:15:49,901 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/TerminatorGulwani.bpl [2019-08-05 12:15:49,901 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/TerminatorGulwani.bpl' [2019-08-05 12:15:49,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:15:49,936 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:15:49,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:15:49,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:15:49,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:15:49,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (1/1) ... [2019-08-05 12:15:49,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (1/1) ... [2019-08-05 12:15:49,970 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:15:49,970 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:15:49,971 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:15:49,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:15:49,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:15:49,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:15:49,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:15:49,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (1/1) ... [2019-08-05 12:15:49,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (1/1) ... [2019-08-05 12:15:49,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (1/1) ... [2019-08-05 12:15:49,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (1/1) ... [2019-08-05 12:15:49,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (1/1) ... [2019-08-05 12:15:49,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (1/1) ... [2019-08-05 12:15:49,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (1/1) ... [2019-08-05 12:15:49,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:15:49,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:15:49,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:15:49,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:15:49,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:15:49" (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 12:15:50,073 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Terminator given in one single declaration [2019-08-05 12:15:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure Terminator [2019-08-05 12:15:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure Terminator [2019-08-05 12:15:50,372 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:15:50,373 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:15:50,374 INFO L202 PluginConnector]: Adding new model TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:15:50 BoogieIcfgContainer [2019-08-05 12:15:50,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:15:50,376 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:15:50,376 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:15:50,376 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:15:50,378 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "TerminatorGulwani.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:15:50" (1/1) ... [2019-08-05 12:15:50,413 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:15:50,564 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:15:50,586 INFO L272 AbstractInterpreter]: Visited 11 different actions 21 times. Merged at 6 different actions 6 times. Never widened. Performed 69 root evaluator evaluations with a maximum evaluation depth of 7. Performed 69 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 6 fixpoints after 5 different actions. Largest state had 0 variables. [2019-08-05 12:15:50,586 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:15:50,589 INFO L168 Benchmark]: Toolchain (without parser) took 652.28 ms. Allocated memory is still 141.0 MB. Free memory was 105.6 MB in the beginning and 85.1 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:50,591 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:15:50,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.26 ms. Allocated memory is still 141.0 MB. Free memory was 105.6 MB in the beginning and 103.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:50,593 INFO L168 Benchmark]: Boogie Preprocessor took 22.47 ms. Allocated memory is still 141.0 MB. Free memory was 103.7 MB in the beginning and 102.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:50,595 INFO L168 Benchmark]: RCFGBuilder took 378.45 ms. Allocated memory is still 141.0 MB. Free memory was 102.5 MB in the beginning and 93.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:50,596 INFO L168 Benchmark]: Abstract Interpretation took 210.73 ms. Allocated memory is still 141.0 MB. Free memory was 92.8 MB in the beginning and 85.1 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:15:50,600 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 141.0 MB. Free memory was 106.9 MB in the beginning and 106.7 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 36.26 ms. Allocated memory is still 141.0 MB. Free memory was 105.6 MB in the beginning and 103.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.47 ms. Allocated memory is still 141.0 MB. Free memory was 103.7 MB in the beginning and 102.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 378.45 ms. Allocated memory is still 141.0 MB. Free memory was 102.5 MB in the beginning and 93.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 210.73 ms. Allocated memory is still 141.0 MB. Free memory was 92.8 MB in the beginning and 85.1 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 24]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L19] pcAlt := 0; [L20] assume 0 <= id && id < maxId; [L21] tmp := id + 1; [L23] COND TRUE tmp != id [L24] assert pcAlt != 1 || (tmp > tmpAlt && tmpAlt <= maxId) || (tmpAlt > id && tmp <= id); [L26] COND TRUE pcAlt == 0 [L27] tmpAlt := tmp; [L28] pcAlt := 1; [L31] COND TRUE tmp <= maxId [L32] tmp := tmp + 1; [L23] COND TRUE tmp != id [L24] assert pcAlt != 1 || (tmp > tmpAlt && tmpAlt <= maxId) || (tmpAlt > id && tmp <= id); RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...