java -ea -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_oct_cong.epf -i ../../../trunk/examples/programs/heapseparator/speedup-poc-dd-3-limited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb97592 [2018-12-19 21:57:06,268 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-19 21:57:06,270 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-19 21:57:06,288 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-19 21:57:06,288 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-19 21:57:06,289 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-19 21:57:06,291 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-19 21:57:06,293 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-19 21:57:06,296 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-19 21:57:06,297 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-19 21:57:06,299 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-19 21:57:06,299 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-19 21:57:06,300 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-19 21:57:06,303 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-19 21:57:06,310 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-19 21:57:06,312 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-19 21:57:06,313 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-19 21:57:06,317 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-19 21:57:06,319 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-19 21:57:06,322 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-19 21:57:06,324 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-19 21:57:06,325 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-19 21:57:06,328 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-19 21:57:06,328 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-19 21:57:06,329 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-19 21:57:06,330 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-19 21:57:06,330 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-19 21:57:06,331 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-19 21:57:06,333 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-19 21:57:06,336 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-19 21:57:06,336 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-19 21:57:06,338 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-19 21:57:06,338 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-19 21:57:06,338 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-19 21:57:06,339 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-19 21:57:06,340 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-19 21:57:06,340 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_oct_cong.epf [2018-12-19 21:57:06,363 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-19 21:57:06,365 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-19 21:57:06,366 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-19 21:57:06,366 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-19 21:57:06,366 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-19 21:57:06,366 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-19 21:57:06,367 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2018-12-19 21:57:06,367 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-19 21:57:06,367 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-19 21:57:06,367 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-19 21:57:06,367 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-19 21:57:06,368 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-19 21:57:06,368 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-19 21:57:06,370 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-19 21:57:06,370 INFO L133 SettingsManager]: * Use SBE=true [2018-12-19 21:57:06,370 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-19 21:57:06,370 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-19 21:57:06,371 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-19 21:57:06,371 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-19 21:57:06,371 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-19 21:57:06,371 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-19 21:57:06,371 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-19 21:57:06,372 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-19 21:57:06,372 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-19 21:57:06,372 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-19 21:57:06,372 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-19 21:57:06,373 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-19 21:57:06,373 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-19 21:57:06,373 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-19 21:57:06,373 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-19 21:57:06,374 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-19 21:57:06,374 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-19 21:57:06,374 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-19 21:57:06,374 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-19 21:57:06,374 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-19 21:57:06,375 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-19 21:57:06,375 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-19 21:57:06,375 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-19 21:57:06,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-19 21:57:06,445 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-19 21:57:06,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-19 21:57:06,454 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-19 21:57:06,455 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-19 21:57:06,456 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-3-limited.bpl [2018-12-19 21:57:06,456 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-3-limited.bpl' [2018-12-19 21:57:06,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-19 21:57:06,512 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-19 21:57:06,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-19 21:57:06,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-19 21:57:06,513 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-19 21:57:06,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (1/1) ... [2018-12-19 21:57:06,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (1/1) ... [2018-12-19 21:57:06,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-19 21:57:06,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-19 21:57:06,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-19 21:57:06,572 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-19 21:57:06,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (1/1) ... [2018-12-19 21:57:06,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (1/1) ... [2018-12-19 21:57:06,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (1/1) ... [2018-12-19 21:57:06,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (1/1) ... [2018-12-19 21:57:06,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (1/1) ... [2018-12-19 21:57:06,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (1/1) ... [2018-12-19 21:57:06,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (1/1) ... [2018-12-19 21:57:06,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-19 21:57:06,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-19 21:57:06,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-19 21:57:06,597 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-19 21:57:06,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 09:57:06" (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 [2018-12-19 21:57:06,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-19 21:57:06,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-19 21:57:07,157 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-19 21:57:07,157 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-12-19 21:57:07,157 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 09:57:07 BoogieIcfgContainer [2018-12-19 21:57:07,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-19 21:57:07,158 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-19 21:57:07,159 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-19 21:57:07,159 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-19 21:57:07,160 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 09:57:07" (1/1) ... [2018-12-19 21:57:07,203 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-19 21:57:07,446 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-19 21:57:07,468 INFO L272 AbstractInterpreter]: Visited 11 different actions 11 times. Never merged. Never widened. Performed 26 root evaluator evaluations with a maximum evaluation depth of 3. Performed 26 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 3 different actions. Largest state had 0 variables. [2018-12-19 21:57:07,469 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-19 21:57:07,471 INFO L168 Benchmark]: Toolchain (without parser) took 959.91 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-12-19 21:57:07,473 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-19 21:57:07,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.74 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-19 21:57:07,475 INFO L168 Benchmark]: Boogie Preprocessor took 24.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-19 21:57:07,476 INFO L168 Benchmark]: RCFGBuilder took 561.11 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-12-19 21:57:07,477 INFO L168 Benchmark]: Abstract Interpretation took 310.82 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-12-19 21:57:07,482 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 58.74 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 561.11 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 310.82 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 38]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L44-L45] modifies #valid; [L44-L46] ensures old(#valid)[ptr] == 0; [L44-L47] ensures #valid == old(#valid)[ptr := 1]; [L44-L45] modifies #valid; [L44-L46] ensures old(#valid)[ptr] == 0; [L44-L47] ensures #valid == old(#valid)[ptr := 1]; [L44-L45] modifies #valid; [L44-L46] ensures old(#valid)[ptr] == 0; [L44-L47] ensures #valid == old(#valid)[ptr := 1]; [L21] assume p1 < p2; [L22] assume p2 < p3; [L24] #memory_int[p1] := 0; [L25] #memory_int[p2] := 0; [L26] #memory_int[p3] := 0; [L38] assert #memory_int[p1] >= 0; - UnprovableResult [Line: 39]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L44-L45] modifies #valid; [L44-L46] ensures old(#valid)[ptr] == 0; [L44-L47] ensures #valid == old(#valid)[ptr := 1]; [L44-L45] modifies #valid; [L44-L46] ensures old(#valid)[ptr] == 0; [L44-L47] ensures #valid == old(#valid)[ptr := 1]; [L44-L45] modifies #valid; [L44-L46] ensures old(#valid)[ptr] == 0; [L44-L47] ensures #valid == old(#valid)[ptr := 1]; [L21] assume p1 < p2; [L22] assume p2 < p3; [L24] #memory_int[p1] := 0; [L25] #memory_int[p2] := 0; [L26] #memory_int[p3] := 0; [L38] assert #memory_int[p1] >= 0; [L39] assert #memory_int[p2] <= 0; - UnprovableResult [Line: 40]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L44-L45] modifies #valid; [L44-L46] ensures old(#valid)[ptr] == 0; [L44-L47] ensures #valid == old(#valid)[ptr := 1]; [L44-L45] modifies #valid; [L44-L46] ensures old(#valid)[ptr] == 0; [L44-L47] ensures #valid == old(#valid)[ptr := 1]; [L44-L45] modifies #valid; [L44-L46] ensures old(#valid)[ptr] == 0; [L44-L47] ensures #valid == old(#valid)[ptr := 1]; [L21] assume p1 < p2; [L22] assume p2 < p3; [L24] #memory_int[p1] := 0; [L25] #memory_int[p2] := 0; [L26] #memory_int[p3] := 0; [L38] assert #memory_int[p1] >= 0; [L39] assert #memory_int[p2] <= 0; [L40] assert #memory_int[p3] >= 0; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...