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/abstractInterpretation/regression/all/proc-impl-name-change-2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:19:17,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:19:17,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:19:17,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:19:17,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:19:17,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:19:17,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:19:17,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:19:17,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:19:17,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:19:17,321 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:19:17,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:19:17,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:19:17,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:19:17,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:19:17,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:19:17,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:19:17,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:19:17,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:19:17,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:19:17,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:19:17,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:19:17,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:19:17,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:19:17,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:19:17,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:19:17,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:19:17,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:19:17,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:19:17,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:19:17,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:19:17,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:19:17,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:19:17,369 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 12:19:17,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:19:17,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:19:17,395 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:19:17,395 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:19:17,396 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:19:17,396 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:19:17,396 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:19:17,396 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:19:17,397 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:19:17,397 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:19:17,397 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:19:17,397 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:19:17,398 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:19:17,398 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:19:17,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:19:17,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:19:17,401 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:19:17,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:19:17,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:19:17,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:19:17,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:19:17,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:19:17,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:19:17,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:19:17,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:19:17,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:19:17,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:19:17,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:19:17,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:19:17,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:19:17,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:19:17,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:19:17,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:19:17,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:19:17,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:19:17,406 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:19:17,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:19:17,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:19:17,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:19:17,408 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:19:17,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:19:17,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:19:17,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:19:17,477 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:19:17,478 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:19:17,479 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-impl-name-change-2.bpl [2019-08-05 12:19:17,479 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-impl-name-change-2.bpl' [2019-08-05 12:19:17,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:19:17,514 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:19:17,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:17,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:19:17,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:19:17,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,550 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:19:17,551 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:19:17,551 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:19:17,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:17,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:19:17,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:19:17,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:19:17,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:19:17,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:19:17,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:19:17,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:19:17,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:17" (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 12:19:17,670 INFO L124 BoogieDeclarations]: Specification and implementation of procedure f given in one single declaration [2019-08-05 12:19:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-05 12:19:17,671 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-05 12:19:17,672 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-05 12:19:17,672 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-05 12:19:17,878 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:19:17,878 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 12:19:17,880 INFO L202 PluginConnector]: Adding new model proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:17 BoogieIcfgContainer [2019-08-05 12:19:17,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:19:17,881 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:19:17,881 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:19:17,881 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:19:17,882 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:17" (1/1) ... [2019-08-05 12:19:17,910 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:19:17,964 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:19:17,984 INFO L272 AbstractInterpreter]: Visited 5 different actions 5 times. Never merged. Never widened. Performed 6 root evaluator evaluations with a maximum evaluation depth of 1. Performed 6 inverse root evaluator evaluations with a maximum inverse evaluation depth of 1. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:19:17,984 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:19:17,987 INFO L168 Benchmark]: Toolchain (without parser) took 472.45 ms. Allocated memory is still 134.2 MB. Free memory was 106.2 MB in the beginning and 89.5 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:17,989 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.27 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:19:17,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.32 ms. Allocated memory is still 134.2 MB. Free memory was 106.0 MB in the beginning and 103.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:17,992 INFO L168 Benchmark]: Boogie Preprocessor took 26.32 ms. Allocated memory is still 134.2 MB. Free memory was 103.8 MB in the beginning and 102.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:17,994 INFO L168 Benchmark]: RCFGBuilder took 286.18 ms. Allocated memory is still 134.2 MB. Free memory was 102.7 MB in the beginning and 94.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:17,996 INFO L168 Benchmark]: Abstract Interpretation took 103.23 ms. Allocated memory is still 134.2 MB. Free memory was 94.5 MB in the beginning and 89.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:18,003 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 0.27 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 107.0 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 52.32 ms. Allocated memory is still 134.2 MB. Free memory was 106.0 MB in the beginning and 103.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.32 ms. Allocated memory is still 134.2 MB. Free memory was 103.8 MB in the beginning and 102.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 286.18 ms. Allocated memory is still 134.2 MB. Free memory was 102.7 MB in the beginning and 94.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 103.23 ms. Allocated memory is still 134.2 MB. Free memory was 94.5 MB in the beginning and 89.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 6]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L6] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...