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/heapseparator/speedup-poc-dd-3-limited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1de736e-m [2019-02-15 11:39:27,511 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-15 11:39:27,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-15 11:39:27,525 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-15 11:39:27,525 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-15 11:39:27,526 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-15 11:39:27,528 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-15 11:39:27,530 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-15 11:39:27,532 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-15 11:39:27,532 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-15 11:39:27,533 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-15 11:39:27,534 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-15 11:39:27,535 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-15 11:39:27,536 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-15 11:39:27,537 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-15 11:39:27,538 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-15 11:39:27,539 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-15 11:39:27,541 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-15 11:39:27,543 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-15 11:39:27,545 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-15 11:39:27,546 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-15 11:39:27,548 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-15 11:39:27,550 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-02-15 11:39:27,551 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-02-15 11:39:27,551 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-02-15 11:39:27,552 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-02-15 11:39:27,553 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-02-15 11:39:27,554 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-02-15 11:39:27,555 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-02-15 11:39:27,557 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-02-15 11:39:27,557 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-02-15 11:39:27,558 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-02-15 11:39:27,561 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-02-15 11:39:27,575 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-15 11:39:27,576 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-15 11:39:27,577 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-15 11:39:27,577 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-15 11:39:27,577 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-15 11:39:27,578 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-15 11:39:27,578 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-15 11:39:27,578 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-15 11:39:27,578 INFO L133 SettingsManager]: * Explicit value domain=true [2019-02-15 11:39:27,579 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-15 11:39:27,579 INFO L133 SettingsManager]: * Octagon Domain=false [2019-02-15 11:39:27,579 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-02-15 11:39:27,579 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-15 11:39:27,579 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-15 11:39:27,580 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-15 11:39:27,580 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-15 11:39:27,580 INFO L133 SettingsManager]: * Use SBE=true [2019-02-15 11:39:27,581 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-15 11:39:27,581 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-15 11:39:27,581 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-15 11:39:27,581 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-15 11:39:27,581 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-15 11:39:27,582 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-15 11:39:27,582 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-15 11:39:27,582 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-15 11:39:27,582 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-15 11:39:27,582 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-15 11:39:27,583 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-15 11:39:27,583 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-15 11:39:27,583 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-15 11:39:27,583 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-15 11:39:27,583 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-15 11:39:27,584 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-15 11:39:27,584 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-15 11:39:27,584 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-15 11:39:27,584 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-15 11:39:27,584 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-15 11:39:27,585 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-02-15 11:39:27,585 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-15 11:39:27,585 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-15 11:39:27,628 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-15 11:39:27,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-15 11:39:27,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-15 11:39:27,645 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-15 11:39:27,646 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-15 11:39:27,647 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-3-limited.bpl [2019-02-15 11:39:27,647 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-3-limited.bpl' [2019-02-15 11:39:27,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-15 11:39:27,687 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-15 11:39:27,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-15 11:39:27,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-15 11:39:27,688 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-15 11:39:27,705 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 15.02 11:39:27" (1/1) ... [2019-02-15 11:39:27,717 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 15.02 11:39:27" (1/1) ... [2019-02-15 11:39:27,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-15 11:39:27,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-15 11:39:27,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-15 11:39:27,742 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-15 11:39:27,754 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 15.02 11:39:27" (1/1) ... [2019-02-15 11:39:27,754 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 15.02 11:39:27" (1/1) ... [2019-02-15 11:39:27,755 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 15.02 11:39:27" (1/1) ... [2019-02-15 11:39:27,755 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 15.02 11:39:27" (1/1) ... [2019-02-15 11:39:27,758 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 15.02 11:39:27" (1/1) ... [2019-02-15 11:39:27,762 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 15.02 11:39:27" (1/1) ... [2019-02-15 11:39:27,763 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 15.02 11:39:27" (1/1) ... [2019-02-15 11:39:27,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-15 11:39:27,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-15 11:39:27,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-15 11:39:27,765 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-15 11:39:27,766 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 15.02 11:39:27" (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 [2019-02-15 11:39:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-15 11:39:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-15 11:39:28,102 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-15 11:39:28,102 INFO L286 CfgBuilder]: Removed 9 assue(true) statements. [2019-02-15 11:39:28,104 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 11:39:28 BoogieIcfgContainer [2019-02-15 11:39:28,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-15 11:39:28,105 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-15 11:39:28,105 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-15 11:39:28,105 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-15 11:39:28,106 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 15.02 11:39:28" (1/1) ... [2019-02-15 11:39:28,134 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-15 11:39:28,212 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-15 11:39:28,232 INFO L272 AbstractInterpreter]: Visited 11 different actions 11 times. Never merged. Never widened. Performed 52 root evaluator evaluations with a maximum evaluation depth of 3. Performed 52 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 3 different actions. Largest state had 0 variables. [2019-02-15 11:39:28,233 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-15 11:39:28,234 INFO L168 Benchmark]: Toolchain (without parser) took 547.85 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 89.4 MB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. [2019-02-15 11:39:28,236 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 133.7 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-15 11:39:28,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.43 ms. Allocated memory is still 133.7 MB. Free memory was 108.7 MB in the beginning and 106.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-02-15 11:39:28,239 INFO L168 Benchmark]: Boogie Preprocessor took 22.51 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 105.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-02-15 11:39:28,240 INFO L168 Benchmark]: RCFGBuilder took 339.24 ms. Allocated memory is still 133.7 MB. Free memory was 105.4 MB in the beginning and 95.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-02-15 11:39:28,241 INFO L168 Benchmark]: Abstract Interpretation took 128.46 ms. Allocated memory is still 133.7 MB. Free memory was 95.4 MB in the beginning and 89.4 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2019-02-15 11:39:28,247 INFO L336 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 0.19 ms. Allocated memory is still 133.7 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 53.43 ms. Allocated memory is still 133.7 MB. Free memory was 108.7 MB in the beginning and 106.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.51 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 105.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 339.24 ms. Allocated memory is still 133.7 MB. Free memory was 105.4 MB in the beginning and 95.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 128.46 ms. Allocated memory is still 133.7 MB. Free memory was 95.4 MB in the beginning and 89.4 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 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...