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/unclassified/EasyArrayStore.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:19:46,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:19:46,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:19:46,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:19:46,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:19:46,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:19:46,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:19:46,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:19:46,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:19:46,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:19:46,874 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:19:46,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-08-05 12:19:46,911 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 12:19:46,939 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:19:46,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:19:46,943 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:19:46,944 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:19:46,944 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:19:46,944 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:19:46,945 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:19:46,945 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:19:46,945 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:19:46,945 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:19:46,946 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:19:46,946 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:19:46,948 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:19:46,948 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:19:46,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:19:46,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:19:46,950 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:19:46,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:19:46,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:19:46,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:19:46,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:19:46,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:19:46,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:19:46,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:19:46,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:19:46,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:19:46,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:19:46,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:19:46,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:19:46,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:19:46,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:19:46,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:19:46,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:19:46,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:19:46,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:19:46,955 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:19:46,955 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:19:46,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:19:46,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:19:46,956 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:19:46,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:19:47,007 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:19:47,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:19:47,012 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:19:47,012 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:19:47,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/EasyArrayStore.bpl [2019-08-05 12:19:47,013 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/EasyArrayStore.bpl' [2019-08-05 12:19:47,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:19:47,052 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:19:47,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:47,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:19:47,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:19:47,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,090 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 12:19:47,090 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 12:19:47,090 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 12:19:47,093 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:47,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:19:47,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:19:47,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:19:47,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:19:47,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:19:47,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:19:47,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:19:47,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:47" (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 12:19:47,181 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:19:47,182 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:19:47,438 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:19:47,438 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:19:47,440 INFO L202 PluginConnector]: Adding new model EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:47 BoogieIcfgContainer [2019-08-05 12:19:47,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:19:47,441 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:19:47,441 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:19:47,441 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:19:47,442 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "EasyArrayStore.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:47" (1/1) ... [2019-08-05 12:19:47,476 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:19:47,638 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:19:47,659 INFO L272 AbstractInterpreter]: Visited 10 different actions 41 times. Merged at 8 different actions 25 times. Widened at 1 different actions 1 times. Performed 166 root evaluator evaluations with a maximum evaluation depth of 3. Performed 166 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 4 fixpoints after 4 different actions. Largest state had 0 variables. [2019-08-05 12:19:47,659 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:19:47,662 INFO L168 Benchmark]: Toolchain (without parser) took 609.51 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 86.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:47,664 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:19:47,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.51 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 104.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:47,666 INFO L168 Benchmark]: Boogie Preprocessor took 23.13 ms. Allocated memory is still 132.6 MB. Free memory was 104.6 MB in the beginning and 103.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:47,667 INFO L168 Benchmark]: RCFGBuilder took 322.98 ms. Allocated memory is still 132.6 MB. Free memory was 103.5 MB in the beginning and 94.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:47,670 INFO L168 Benchmark]: Abstract Interpretation took 218.61 ms. Allocated memory is still 132.6 MB. Free memory was 94.1 MB in the beginning and 86.2 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:47,679 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 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 107.9 MB in the beginning and 107.7 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 40.51 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 104.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.13 ms. Allocated memory is still 132.6 MB. Free memory was 104.6 MB in the beginning and 103.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 322.98 ms. Allocated memory is still 132.6 MB. Free memory was 103.5 MB in the beginning and 94.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 218.61 ms. Allocated memory is still 132.6 MB. Free memory was 94.1 MB in the beginning and 86.2 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 27]: 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] i := 0; [L15] COND TRUE i <= 10 [L17] arr[i] := i; [L18] i := i + 1; [L15] COND TRUE i <= 10 [L17] arr[i] := i; [L18] i := i + 1; [L15] COND FALSE !(i <= 10) [L20] arr2 := arr; [L22] arr2 := arr[0 := 10]; [L24] i := 0; [L25] COND TRUE i < 10 [L27] assert arr[i] >= 0 && arr[i] <= 10; - UnprovableResult [Line: 28]: 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] i := 0; [L15] COND TRUE i <= 10 [L17] arr[i] := i; [L18] i := i + 1; [L15] COND TRUE i <= 10 [L17] arr[i] := i; [L18] i := i + 1; [L15] COND FALSE !(i <= 10) [L20] arr2 := arr; [L22] arr2 := arr[0 := 10]; [L24] i := 0; [L25] COND TRUE i < 10 [L27] assert arr[i] >= 0 && arr[i] <= 10; [L28] assert arr2[i] >= 0 && arr2[i] <= 10; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...