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_exp_cong.epf -i ../../../trunk/examples/programs/heapseparator/speedup-poc-dd-3-limited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1de736e-m [2019-02-14 17:05:10,139 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-14 17:05:10,141 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-14 17:05:10,154 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-14 17:05:10,154 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-14 17:05:10,155 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-14 17:05:10,156 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-14 17:05:10,158 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-14 17:05:10,160 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-14 17:05:10,161 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-14 17:05:10,162 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-14 17:05:10,162 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-14 17:05:10,163 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-14 17:05:10,164 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-14 17:05:10,165 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-14 17:05:10,166 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-14 17:05:10,167 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-14 17:05:10,168 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-14 17:05:10,170 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-14 17:05:10,172 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-14 17:05:10,173 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-14 17:05:10,174 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-14 17:05:10,176 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-02-14 17:05:10,185 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 [2019-02-14 17:05:10,198 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-14 17:05:10,198 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-14 17:05:10,199 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-14 17:05:10,199 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-14 17:05:10,200 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-14 17:05:10,200 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-14 17:05:10,200 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-14 17:05:10,200 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-14 17:05:10,200 INFO L133 SettingsManager]: * Explicit value domain=true [2019-02-14 17:05:10,201 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-14 17:05:10,201 INFO L133 SettingsManager]: * Octagon Domain=false [2019-02-14 17:05:10,201 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-02-14 17:05:10,201 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-14 17:05:10,201 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-14 17:05:10,202 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-14 17:05:10,202 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-14 17:05:10,202 INFO L133 SettingsManager]: * Use SBE=true [2019-02-14 17:05:10,203 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-14 17:05:10,203 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-14 17:05:10,203 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-14 17:05:10,203 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-14 17:05:10,204 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-14 17:05:10,204 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-14 17:05:10,204 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-14 17:05:10,204 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-14 17:05:10,204 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-14 17:05:10,204 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-14 17:05:10,205 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-14 17:05:10,205 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-14 17:05:10,205 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-14 17:05:10,205 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-14 17:05:10,205 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-14 17:05:10,206 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-14 17:05:10,206 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-14 17:05:10,206 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-14 17:05:10,206 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-14 17:05:10,207 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-14 17:05:10,207 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-02-14 17:05:10,207 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-14 17:05:10,207 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-14 17:05:10,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-14 17:05:10,258 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-14 17:05:10,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-14 17:05:10,265 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-14 17:05:10,265 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-14 17:05:10,267 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-3-limited.bpl [2019-02-14 17:05:10,268 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-3-limited.bpl' [2019-02-14 17:05:10,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-14 17:05:10,319 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-14 17:05:10,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-14 17:05:10,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-14 17:05:10,320 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-14 17:05:10,337 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 14.02 05:05:10" (1/1) ... [2019-02-14 17:05:10,350 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 14.02 05:05:10" (1/1) ... [2019-02-14 17:05:10,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-14 17:05:10,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-14 17:05:10,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-14 17:05:10,377 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-14 17:05:10,389 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 14.02 05:05:10" (1/1) ... [2019-02-14 17:05:10,390 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 14.02 05:05:10" (1/1) ... [2019-02-14 17:05:10,391 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 14.02 05:05:10" (1/1) ... [2019-02-14 17:05:10,391 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 14.02 05:05:10" (1/1) ... [2019-02-14 17:05:10,395 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 14.02 05:05:10" (1/1) ... [2019-02-14 17:05:10,398 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 14.02 05:05:10" (1/1) ... [2019-02-14 17:05:10,400 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 14.02 05:05:10" (1/1) ... [2019-02-14 17:05:10,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-14 17:05:10,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-14 17:05:10,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-14 17:05:10,402 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-14 17:05:10,403 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 14.02 05:05:10" (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 [2019-02-14 17:05:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-14 17:05:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-14 17:05:11,068 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-14 17:05:11,069 INFO L286 CfgBuilder]: Removed 9 assue(true) statements. [2019-02-14 17:05:11,070 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-3-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 05:05:11 BoogieIcfgContainer [2019-02-14 17:05:11,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-14 17:05:11,071 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-14 17:05:11,071 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-14 17:05:11,071 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-14 17:05:11,072 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 14.02 05:05:11" (1/1) ... [2019-02-14 17:05:11,102 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-14 17:05:11,314 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-14 17:05:11,335 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. [2019-02-14 17:05:11,337 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-14 17:05:11,339 INFO L168 Benchmark]: Toolchain (without parser) took 1021.04 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 82.9 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:11,341 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-14 17:05:11,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.32 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:11,343 INFO L168 Benchmark]: Boogie Preprocessor took 24.26 ms. Allocated memory is still 134.2 MB. Free memory was 105.8 MB in the beginning and 104.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:11,344 INFO L168 Benchmark]: RCFGBuilder took 668.32 ms. Allocated memory is still 134.2 MB. Free memory was 104.5 MB in the beginning and 91.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:11,345 INFO L168 Benchmark]: Abstract Interpretation took 266.51 ms. Allocated memory is still 134.2 MB. Free memory was 91.5 MB in the beginning and 82.9 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-02-14 17:05:11,351 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 0.21 ms. Allocated memory is still 134.2 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.32 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.26 ms. Allocated memory is still 134.2 MB. Free memory was 105.8 MB in the beginning and 104.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 668.32 ms. Allocated memory is still 134.2 MB. Free memory was 104.5 MB in the beginning and 91.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 266.51 ms. Allocated memory is still 134.2 MB. Free memory was 91.5 MB in the beginning and 82.9 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 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...