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/abstractInterpretation/arrays/array_overwrite3_multidimensional.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:18:43,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:18:43,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:18:43,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:18:43,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:18:43,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:18:43,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:18:43,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:18:43,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:18:43,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:18:43,900 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:18:43,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:18:43,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:18:43,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:18:43,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:18:43,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:18:43,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:18:43,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:18:43,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:18:43,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:18:43,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:18:43,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:18:43,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:18:43,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:18:43,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:18:43,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:18:43,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:18:43,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:18:43,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:18:43,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:18:43,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:18:43,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:18:43,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:18:43,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:18:43,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:18:43,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:18:43,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:18:43,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:18:43,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:18:43,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:18:43,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:18:43,935 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 12:18:43,965 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:18:43,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:18:43,967 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:18:43,967 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:18:43,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:18:43,967 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:18:43,967 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:18:43,968 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:18:43,968 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:18:43,968 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:18:43,969 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:18:43,969 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:18:43,969 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:18:43,969 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:18:43,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:18:43,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:18:43,972 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:18:43,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:18:43,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:18:43,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:18:43,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:18:43,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:18:43,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:18:43,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:18:43,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:18:43,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:18:43,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:18:43,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:18:43,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:18:43,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:18:43,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:18:43,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:18:43,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:18:43,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:18:43,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:18:43,976 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:18:43,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:18:43,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:18:43,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:18:43,977 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:18:44,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:18:44,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:18:44,041 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:18:44,043 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:18:44,043 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:18:44,044 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/arrays/array_overwrite3_multidimensional.bpl [2019-08-05 12:18:44,044 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/arrays/array_overwrite3_multidimensional.bpl' [2019-08-05 12:18:44,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:18:44,082 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:18:44,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:44,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:18:44,083 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:18:44,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,120 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:18:44,120 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:18:44,121 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:18:44,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:18:44,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:18:44,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:18:44,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:18:44,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:18:44,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:18:44,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:18:44,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:18:44,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:18:44" (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 12:18:44,229 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:18:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:18:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:18:44,401 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:18:44,401 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:18:44,403 INFO L202 PluginConnector]: Adding new model array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:44 BoogieIcfgContainer [2019-08-05 12:18:44,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:18:44,404 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:18:44,404 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:18:44,404 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:18:44,405 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "array_overwrite3_multidimensional.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:18:44" (1/1) ... [2019-08-05 12:18:44,432 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:18:44,496 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:18:44,519 INFO L272 AbstractInterpreter]: Visited 4 different actions 4 times. Never merged. Never widened. Performed 14 root evaluator evaluations with a maximum evaluation depth of 3. Performed 14 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:18:44,519 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:18:44,523 INFO L168 Benchmark]: Toolchain (without parser) took 439.74 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 88.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:44,524 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:18:44,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.10 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 104.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:44,526 INFO L168 Benchmark]: Boogie Preprocessor took 29.68 ms. Allocated memory is still 132.1 MB. Free memory was 104.1 MB in the beginning and 103.2 MB in the end (delta: 843.5 kB). Peak memory consumption was 843.5 kB. Max. memory is 7.1 GB. [2019-08-05 12:18:44,527 INFO L168 Benchmark]: RCFGBuilder took 248.89 ms. Allocated memory is still 132.1 MB. Free memory was 103.2 MB in the beginning and 94.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:44,529 INFO L168 Benchmark]: Abstract Interpretation took 115.77 ms. Allocated memory is still 132.1 MB. Free memory was 94.3 MB in the beginning and 88.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:18:44,533 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 0.22 ms. Allocated memory is still 132.1 MB. Free memory is still 107.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.10 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 104.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.68 ms. Allocated memory is still 132.1 MB. Free memory was 104.1 MB in the beginning and 103.2 MB in the end (delta: 843.5 kB). Peak memory consumption was 843.5 kB. Max. memory is 7.1 GB. * RCFGBuilder took 248.89 ms. Allocated memory is still 132.1 MB. Free memory was 103.2 MB in the beginning and 94.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 115.77 ms. Allocated memory is still 132.1 MB. Free memory was 94.3 MB in the beginning and 88.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 19]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L14] a[0,0] := 0; [L15] a[1,0] := 1; [L16] a[2,0] := 2; [L17] assume i >= 0 && i < 3; [L18] a[i,0] := i; [L19] assert a[0,0] >= 0; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...