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_array_compound_exp_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1de736e-m [2019-02-14 17:06:17,749 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-14 17:06:17,754 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-14 17:06:17,772 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-14 17:06:17,772 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-14 17:06:17,774 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-14 17:06:17,776 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-14 17:06:17,779 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-14 17:06:17,781 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-14 17:06:17,787 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-14 17:06:17,788 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-14 17:06:17,789 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-14 17:06:17,790 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-14 17:06:17,791 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-14 17:06:17,792 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-14 17:06:17,793 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-14 17:06:17,793 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-14 17:06:17,795 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-14 17:06:17,797 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-14 17:06:17,799 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-14 17:06:17,800 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-14 17:06:17,801 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-14 17:06:17,803 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-02-14 17:06:17,803 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-02-14 17:06:17,803 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-02-14 17:06:17,804 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-02-14 17:06:17,806 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-02-14 17:06:17,809 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-02-14 17:06:17,809 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-02-14 17:06:17,812 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-02-14 17:06:17,812 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-02-14 17:06:17,813 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-02-14 17:06:17,815 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 [2019-02-14 17:06:17,840 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-14 17:06:17,840 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-14 17:06:17,841 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-14 17:06:17,841 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-14 17:06:17,843 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-14 17:06:17,843 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-14 17:06:17,843 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-14 17:06:17,844 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-14 17:06:17,844 INFO L133 SettingsManager]: * Explicit value domain=true [2019-02-14 17:06:17,844 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-14 17:06:17,844 INFO L133 SettingsManager]: * Octagon Domain=false [2019-02-14 17:06:17,844 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-02-14 17:06:17,845 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-14 17:06:17,845 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-14 17:06:17,846 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-14 17:06:17,846 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-14 17:06:17,846 INFO L133 SettingsManager]: * Use SBE=true [2019-02-14 17:06:17,846 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-14 17:06:17,847 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-14 17:06:17,847 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-14 17:06:17,847 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-14 17:06:17,847 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-14 17:06:17,847 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-14 17:06:17,847 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-14 17:06:17,848 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-14 17:06:17,849 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-14 17:06:17,849 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-14 17:06:17,849 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-14 17:06:17,849 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-14 17:06:17,849 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-14 17:06:17,850 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-14 17:06:17,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-14 17:06:17,850 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-14 17:06:17,850 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-14 17:06:17,850 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-14 17:06:17,850 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-14 17:06:17,850 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-14 17:06:17,851 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-02-14 17:06:17,851 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-14 17:06:17,851 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-14 17:06:17,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-14 17:06:17,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-14 17:06:17,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-14 17:06:17,897 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-14 17:06:17,897 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-14 17:06:17,898 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl [2019-02-14 17:06:17,898 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit02.bpl' [2019-02-14 17:06:17,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-14 17:06:17,936 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-14 17:06:17,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-14 17:06:17,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-14 17:06:17,937 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-14 17:06:17,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (1/1) ... [2019-02-14 17:06:17,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (1/1) ... [2019-02-14 17:06:17,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-14 17:06:17,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-14 17:06:17,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-14 17:06:17,976 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-14 17:06:17,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (1/1) ... [2019-02-14 17:06:17,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (1/1) ... [2019-02-14 17:06:17,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (1/1) ... [2019-02-14 17:06:17,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (1/1) ... [2019-02-14 17:06:17,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (1/1) ... [2019-02-14 17:06:18,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (1/1) ... [2019-02-14 17:06:18,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (1/1) ... [2019-02-14 17:06:18,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-14 17:06:18,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-14 17:06:18,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-14 17:06:18,004 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-14 17:06:18,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 05:06:17" (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 17:06:18,077 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-02-14 17:06:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-14 17:06:18,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-14 17:06:18,602 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-14 17:06:18,602 INFO L286 CfgBuilder]: Removed 0 assue(true) statements. [2019-02-14 17:06:18,605 INFO L202 PluginConnector]: Adding new model ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 05:06:18 BoogieIcfgContainer [2019-02-14 17:06:18,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-14 17:06:18,606 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-14 17:06:18,606 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-14 17:06:18,606 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-14 17:06:18,607 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "ArrayInit02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 05:06:18" (1/1) ... [2019-02-14 17:06:18,639 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-14 17:06:19,817 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-14 17:06:19,836 INFO L272 AbstractInterpreter]: Visited 16 different actions 70 times. Merged at 14 different actions 40 times. Widened at 3 different actions 3 times. Found 15 fixpoints after 7 different actions. Largest state had 0 variables. [2019-02-14 17:06:19,839 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-14 17:06:19,841 INFO L168 Benchmark]: Toolchain (without parser) took 1905.81 ms. Allocated memory was 131.6 MB in the beginning and 173.0 MB in the end (delta: 41.4 MB). Free memory was 104.5 MB in the beginning and 142.7 MB in the end (delta: -38.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-02-14 17:06:19,843 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 131.6 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-14 17:06:19,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.07 ms. Allocated memory is still 131.6 MB. Free memory was 104.3 MB in the beginning and 102.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-02-14 17:06:19,845 INFO L168 Benchmark]: Boogie Preprocessor took 28.06 ms. Allocated memory is still 131.6 MB. Free memory was 102.5 MB in the beginning and 101.6 MB in the end (delta: 936.6 kB). Peak memory consumption was 936.6 kB. Max. memory is 7.1 GB. [2019-02-14 17:06:19,846 INFO L168 Benchmark]: RCFGBuilder took 601.34 ms. Allocated memory is still 131.6 MB. Free memory was 101.4 MB in the beginning and 89.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-02-14 17:06:19,847 INFO L168 Benchmark]: Abstract Interpretation took 1233.90 ms. Allocated memory was 131.6 MB in the beginning and 173.0 MB in the end (delta: 41.4 MB). Free memory was 89.2 MB in the beginning and 142.7 MB in the end (delta: -53.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-02-14 17:06:19,852 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 0.14 ms. Allocated memory is still 131.6 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.07 ms. Allocated memory is still 131.6 MB. Free memory was 104.3 MB in the beginning and 102.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.06 ms. Allocated memory is still 131.6 MB. Free memory was 102.5 MB in the beginning and 101.6 MB in the end (delta: 936.6 kB). Peak memory consumption was 936.6 kB. Max. memory is 7.1 GB. * RCFGBuilder took 601.34 ms. Allocated memory is still 131.6 MB. Free memory was 101.4 MB in the beginning and 89.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1233.90 ms. Allocated memory was 131.6 MB in the beginning and 173.0 MB in the end (delta: 41.4 MB). Free memory was 89.2 MB in the beginning and 142.7 MB in the end (delta: -53.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 34]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L19] i := 0; [L20] COND FALSE !(i < n) [L26] j := 0; [L27] COND TRUE j < n [L28] havoc readAuxVar; [L29] COND TRUE j == genericIndex1ForA [L30] readAuxVar := genericCell1ForA; [L32] COND TRUE readAuxVar != 23 [L33] assume genericIndex1ForA == j; [L34] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...