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/quantifier/ArrayQuantifierEliminationBug04-simplified01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:53,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:53,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:53,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:17:53,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:53,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:53,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:53,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:53,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:53,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:53,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:53,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:17:53,496 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 12:17:53,509 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:53,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:53,511 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:53,511 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:53,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:53,511 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:53,511 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:53,512 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:53,512 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:53,512 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:53,512 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:53,513 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:53,513 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:53,513 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:53,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:53,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:53,514 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:53,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:53,514 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:53,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:53,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:53,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:53,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:53,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:53,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:53,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:53,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:53,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:53,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:53,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:53,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:53,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:53,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:53,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:53,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:53,518 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:53,518 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:53,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:53,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:53,519 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:53,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:53,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:53,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:53,585 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:53,587 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:53,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug04-simplified01.bpl [2019-08-05 12:17:53,588 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug04-simplified01.bpl' [2019-08-05 12:17:53,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:53,650 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:53,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:53,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:53,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:53,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:53,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:53,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:53,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:53,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (1/1) ... [2019-08-05 12:17:53,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:53,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:53,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:53,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:53,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:53" (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 12:17:53,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:17:53,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:17:54,275 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:17:54,276 INFO L283 CfgBuilder]: Removed 32 assume(true) statements. [2019-08-05 12:17:54,282 INFO L202 PluginConnector]: Adding new model ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:54 BoogieIcfgContainer [2019-08-05 12:17:54,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:54,284 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:54,284 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:54,284 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:54,287 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "ArrayQuantifierEliminationBug04-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:54" (1/1) ... [2019-08-05 12:17:54,324 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:54,522 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:54,542 INFO L272 AbstractInterpreter]: Visited 10 different actions 12 times. Merged at 3 different actions 3 times. Never widened. Performed 252 root evaluator evaluations with a maximum evaluation depth of 4. Performed 252 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:17:54,542 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:54,546 INFO L168 Benchmark]: Toolchain (without parser) took 894.66 ms. Allocated memory is still 134.2 MB. Free memory was 107.8 MB in the beginning and 75.5 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:54,547 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory is still 109.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:17:54,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.50 ms. Allocated memory is still 134.2 MB. Free memory was 107.8 MB in the beginning and 105.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:54,552 INFO L168 Benchmark]: Boogie Preprocessor took 46.08 ms. Allocated memory is still 134.2 MB. Free memory was 105.3 MB in the beginning and 103.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:54,553 INFO L168 Benchmark]: RCFGBuilder took 515.45 ms. Allocated memory is still 134.2 MB. Free memory was 103.6 MB in the beginning and 86.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:54,555 INFO L168 Benchmark]: Abstract Interpretation took 259.13 ms. Allocated memory is still 134.2 MB. Free memory was 85.7 MB in the beginning and 75.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:54,563 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 0.20 ms. Allocated memory is still 134.2 MB. Free memory is still 109.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.50 ms. Allocated memory is still 134.2 MB. Free memory was 107.8 MB in the beginning and 105.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.08 ms. Allocated memory is still 134.2 MB. Free memory was 105.3 MB in the beginning and 103.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 515.45 ms. Allocated memory is still 134.2 MB. Free memory was 103.6 MB in the beginning and 86.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 259.13 ms. Allocated memory is still 134.2 MB. Free memory was 85.7 MB in the beginning and 75.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 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: [L46] #valid[0] := false; [L94-L105] modifies #valid, #length; [L94-L95] ensures old(#valid)[#res!base] == false; [L94-L97] ensures #valid == old(#valid)[#res!base := true]; [L94-L99] ensures #res!offset == 0; [L94-L101] ensures #res!base != 0; [L94-L103] ensures #length == old(#length)[#res!base := ~size]; [L94-L105] modifies #valid, #length; [L94-L95] ensures old(#valid)[#res!base] == false; [L94-L97] ensures #valid == old(#valid)[#res!base := true]; [L94-L99] ensures #res!offset == 0; [L94-L101] ensures #res!base != 0; [L94-L103] ensures #length == old(#length)[#res!base := ~size]; [L67-L68] modifies #memory_int, #memory_$Pointer$; [L67-L70] ensures #memory_int == old(#memory_int)[#ptr := #value]; [L67-L72] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #memory_$Pointer$[#ptr]]; [L94-L105] modifies #valid, #length; [L94-L95] ensures old(#valid)[#res!base] == false; [L94-L97] ensures #valid == old(#valid)[#res!base := true]; [L94-L99] ensures #res!offset == 0; [L94-L101] ensures #res!base != 0; [L94-L103] ensures #length == old(#length)[#res!base := ~size]; [L79-L80] modifies #memory_int, #memory_$Pointer$; [L79-L82] ensures #memory_int == old(#memory_int)[#ptr := #memory_int[#ptr]]; [L79-L84] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #value]; [L79-L80] modifies #memory_int, #memory_$Pointer$; [L79-L82] ensures #memory_int == old(#memory_int)[#ptr := #memory_int[#ptr]]; [L79-L84] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #value]; [L79-L80] modifies #memory_int, #memory_$Pointer$; [L79-L82] ensures #memory_int == old(#memory_int)[#ptr := #memory_int[#ptr]]; [L79-L84] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #value]; [L17] ~pp1~1 := ~#p1~1; [L18] ~pp2~1 := ~#p2~1; [L86-L87] ensures #value == #memory_$Pointer$[#ptr]; [L79-L80] modifies #memory_int, #memory_$Pointer$; [L79-L82] ensures #memory_int == old(#memory_int)[#ptr := #memory_int[#ptr]]; [L79-L84] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #value]; [L7] havoc #t~mem1; [L67-L68] modifies #memory_int, #memory_$Pointer$; [L67-L70] ensures #memory_int == old(#memory_int)[#ptr := #value]; [L67-L72] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #memory_$Pointer$[#ptr]]; [L67-L68] modifies #memory_int, #memory_$Pointer$; [L67-L70] ensures #memory_int == old(#memory_int)[#ptr := #value]; [L67-L72] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #memory_$Pointer$[#ptr]]; [L86-L87] ensures #value == #memory_$Pointer$[#ptr]; [L74-L75] ensures #value == #memory_int[#ptr]; [L24] COND TRUE #t~mem8 != 8 [L26] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...