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_array_compound_exp_cong.epf -i ../../../trunk/examples/programs/heapseparator/speedup-poc-dd-1-unlimited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0ed9222-m [2019-01-11 15:09:16,127 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-11 15:09:16,129 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-11 15:09:16,141 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-11 15:09:16,142 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-11 15:09:16,143 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-11 15:09:16,145 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-11 15:09:16,147 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-11 15:09:16,149 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-11 15:09:16,150 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-11 15:09:16,151 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-11 15:09:16,179 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2019-01-11 15:09:16,204 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-11 15:09:16,204 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-11 15:09:16,205 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-11 15:09:16,205 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-11 15:09:16,206 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-11 15:09:16,206 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-11 15:09:16,206 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-11 15:09:16,206 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-11 15:09:16,206 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-11 15:09:16,210 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-11 15:09:16,210 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-11 15:09:16,210 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-11 15:09:16,211 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-11 15:09:16,211 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-11 15:09:16,212 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-11 15:09:16,212 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-11 15:09:16,212 INFO L133 SettingsManager]: * Use SBE=true [2019-01-11 15:09:16,212 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-11 15:09:16,212 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-11 15:09:16,213 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-11 15:09:16,213 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-11 15:09:16,213 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-11 15:09:16,213 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-11 15:09:16,213 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-11 15:09:16,213 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-11 15:09:16,215 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-11 15:09:16,215 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-11 15:09:16,216 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-11 15:09:16,216 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-11 15:09:16,217 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-11 15:09:16,217 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-11 15:09:16,217 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in -t:2000 [2019-01-11 15:09:16,217 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-11 15:09:16,217 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-11 15:09:16,218 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-11 15:09:16,218 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-11 15:09:16,218 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-11 15:09:16,218 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in [2019-01-11 15:09:16,218 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-11 15:09:16,218 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-11 15:09:16,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-11 15:09:16,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-11 15:09:16,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-11 15:09:16,275 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-11 15:09:16,276 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-11 15:09:16,276 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-1-unlimited.bpl [2019-01-11 15:09:16,277 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-1-unlimited.bpl' [2019-01-11 15:09:16,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-11 15:09:16,307 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-11 15:09:16,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-11 15:09:16,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-11 15:09:16,308 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-11 15:09:16,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-11 15:09:16,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-11 15:09:16,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-11 15:09:16,361 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-11 15:09:16,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-11 15:09:16,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-11 15:09:16,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-11 15:09:16,382 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-11 15:09:16,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:16" (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:8192 -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:8192 -smt2 -in -t:2000 [2019-01-11 15:09:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-11 15:09:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-11 15:09:16,650 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-11 15:09:16,650 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2019-01-11 15:09:16,651 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:09:16 BoogieIcfgContainer [2019-01-11 15:09:16,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-11 15:09:16,652 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-11 15:09:16,653 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-11 15:09:16,653 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-11 15:09:16,654 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "speedup-poc-dd-1-unlimited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:09:16" (1/1) ... [2019-01-11 15:09:16,690 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-11 15:09:17,080 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-11 15:09:17,104 INFO L272 AbstractInterpreter]: Visited 5 different actions 8 times. Merged at 1 different actions 1 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 0 variables. [2019-01-11 15:09:17,105 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-11 15:09:17,106 INFO L168 Benchmark]: Toolchain (without parser) took 799.65 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 77.0 MB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. [2019-01-11 15:09:17,109 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-11 15:09:17,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.27 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 106.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-01-11 15:09:17,111 INFO L168 Benchmark]: Boogie Preprocessor took 20.22 ms. Allocated memory is still 141.0 MB. Free memory was 106.3 MB in the beginning and 105.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-01-11 15:09:17,112 INFO L168 Benchmark]: RCFGBuilder took 270.36 ms. Allocated memory is still 141.0 MB. Free memory was 105.2 MB in the beginning and 96.5 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-01-11 15:09:17,114 INFO L168 Benchmark]: Abstract Interpretation took 453.12 ms. Allocated memory is still 141.0 MB. Free memory was 96.3 MB in the beginning and 77.0 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-01-11 15:09:17,120 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 0.18 ms. Allocated memory is still 141.0 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.27 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 106.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.22 ms. Allocated memory is still 141.0 MB. Free memory was 106.3 MB in the beginning and 105.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 270.36 ms. Allocated memory is still 141.0 MB. Free memory was 105.2 MB in the beginning and 96.5 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 453.12 ms. Allocated memory is still 141.0 MB. Free memory was 96.3 MB in the beginning and 77.0 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 26]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L30-L31] modifies #valid; [L30-L32] ensures old(#valid)[ptr] == 0; [L30-L33] ensures #valid == old(#valid)[ptr := 1]; [L19] #memory_int[p1] := 0; [L26] assert #memory_int[p1] >= 0; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...