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.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:32,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:32,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:32,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:17:32,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:32,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:32,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:32,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:32,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:32,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:32,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:32,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-05 12:17:32,136 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 12:17:32,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:32,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:32,164 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:32,165 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:32,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:32,165 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:32,167 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:32,168 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:32,168 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:32,168 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:32,168 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:32,168 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:32,169 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:32,169 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:32,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:32,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:32,173 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:32,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:32,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:32,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:32,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:32,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:32,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:32,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:32,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:32,175 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:32,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:32,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:32,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:32,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:32,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:32,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:32,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:32,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:32,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:32,178 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:32,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:32,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:32,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:32,180 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:32,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:32,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:32,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:32,257 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:32,257 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:32,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug04.bpl [2019-08-05 12:17:32,258 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug04.bpl' [2019-08-05 12:17:32,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:32,324 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:32,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:32,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:32,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:32,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:32,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:32,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:32,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:32,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:32,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:32,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:32,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:32,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:32,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:32,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:32,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:32,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:32,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:32,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:32,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:32,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:32,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:32" (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 12:17:32,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:17:32,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:17:32,991 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:17:32,991 INFO L283 CfgBuilder]: Removed 38 assume(true) statements. [2019-08-05 12:17:32,993 INFO L202 PluginConnector]: Adding new model ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:32 BoogieIcfgContainer [2019-08-05 12:17:32,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:32,994 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:32,994 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:32,994 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:32,995 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "ArrayQuantifierEliminationBug04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:32" (1/1) ... [2019-08-05 12:17:33,032 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:33,242 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:33,271 INFO L272 AbstractInterpreter]: Visited 11 different actions 11 times. Never merged. Never widened. Performed 320 root evaluator evaluations with a maximum evaluation depth of 4. Performed 320 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-05 12:17:33,271 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:33,274 INFO L168 Benchmark]: Toolchain (without parser) took 949.08 ms. Allocated memory is still 134.2 MB. Free memory was 108.0 MB in the beginning and 71.8 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:33,276 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:17:33,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.66 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 12:17:33,280 INFO L168 Benchmark]: Boogie Preprocessor took 54.63 ms. Allocated memory is still 134.2 MB. Free memory was 105.3 MB in the beginning and 103.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:33,281 INFO L168 Benchmark]: RCFGBuilder took 537.28 ms. Allocated memory is still 134.2 MB. Free memory was 103.5 MB in the beginning and 83.3 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:33,282 INFO L168 Benchmark]: Abstract Interpretation took 277.67 ms. Allocated memory is still 134.2 MB. Free memory was 83.1 MB in the beginning and 71.8 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:33,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 75.66 ms. Allocated memory is still 134.2 MB. Free memory was 107.8 MB in the beginning and 105.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.63 ms. Allocated memory is still 134.2 MB. Free memory was 105.3 MB in the beginning and 103.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 537.28 ms. Allocated memory is still 134.2 MB. Free memory was 103.5 MB in the beginning and 83.3 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 277.67 ms. Allocated memory is still 134.2 MB. Free memory was 83.1 MB in the beginning and 71.8 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 30]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L53] #NULL := { base: 0, offset: 0 }; [L54] #valid[0] := false; [L106-L117] modifies #valid, #length; [L106-L107] ensures old(#valid)[#res!base] == false; [L106-L109] ensures #valid == old(#valid)[#res!base := true]; [L106-L111] ensures #res!offset == 0; [L106-L113] ensures #res!base != 0; [L106-L115] ensures #length == old(#length)[#res!base := ~size]; [L79-L80] modifies #memory_int, #memory_$Pointer$; [L79-L82] ensures #memory_int == old(#memory_int)[#ptr := #value]; [L79-L84] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #memory_$Pointer$[#ptr]]; [L106-L117] modifies #valid, #length; [L106-L107] ensures old(#valid)[#res!base] == false; [L106-L109] ensures #valid == old(#valid)[#res!base := true]; [L106-L111] ensures #res!offset == 0; [L106-L113] ensures #res!base != 0; [L106-L115] ensures #length == old(#length)[#res!base := ~size]; [L79-L80] modifies #memory_int, #memory_$Pointer$; [L79-L82] ensures #memory_int == old(#memory_int)[#ptr := #value]; [L79-L84] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #memory_$Pointer$[#ptr]]; [L106-L117] modifies #valid, #length; [L106-L107] ensures old(#valid)[#res!base] == false; [L106-L109] ensures #valid == old(#valid)[#res!base := true]; [L106-L111] ensures #res!offset == 0; [L106-L113] ensures #res!base != 0; [L106-L115] ensures #length == old(#length)[#res!base := ~size]; [L91-L92] modifies #memory_int, #memory_$Pointer$; [L91-L94] ensures #memory_int == old(#memory_int)[#ptr := #memory_int[#ptr]]; [L91-L96] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #value]; [L106-L117] modifies #valid, #length; [L106-L107] ensures old(#valid)[#res!base] == false; [L106-L109] ensures #valid == old(#valid)[#res!base := true]; [L106-L111] ensures #res!offset == 0; [L106-L113] ensures #res!base != 0; [L106-L115] ensures #length == old(#length)[#res!base := ~size]; [L91-L92] modifies #memory_int, #memory_$Pointer$; [L91-L94] ensures #memory_int == old(#memory_int)[#ptr := #memory_int[#ptr]]; [L91-L96] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #value]; [L63] ~pp1~1 := #NULL; [L64] ~pp2~1 := #NULL; [L15] havoc ~px~3; [L91-L92] modifies #memory_int, #memory_$Pointer$; [L91-L94] ensures #memory_int == old(#memory_int)[#ptr := #memory_int[#ptr]]; [L91-L96] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #value]; [L91-L92] modifies #memory_int, #memory_$Pointer$; [L91-L94] ensures #memory_int == old(#memory_int)[#ptr := #memory_int[#ptr]]; [L91-L96] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #value]; [L18] ~pp1~1 := ~#p1~1; [L19] ~pp2~1 := ~#p2~1; [L98-L99] ensures #value == #memory_$Pointer$[#ptr]; [L91-L92] modifies #memory_int, #memory_$Pointer$; [L91-L94] ensures #memory_int == old(#memory_int)[#ptr := #memory_int[#ptr]]; [L91-L96] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #value]; [L6] havoc #t~mem1; [L79-L80] modifies #memory_int, #memory_$Pointer$; [L79-L82] ensures #memory_int == old(#memory_int)[#ptr := #value]; [L79-L84] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #memory_$Pointer$[#ptr]]; [L22] havoc #t~ret4; [L79-L80] modifies #memory_int, #memory_$Pointer$; [L79-L82] ensures #memory_int == old(#memory_int)[#ptr := #value]; [L79-L84] ensures #memory_$Pointer$ == old(#memory_$Pointer$)[#ptr := #memory_$Pointer$[#ptr]]; [L98-L99] ensures #value == #memory_$Pointer$[#ptr]; [L86-L87] ensures #value == #memory_int[#ptr]; [L26] COND TRUE #t~mem8 != 8 [L27] havoc #t~mem7; [L28] havoc #t~mem8; [L30] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...