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/real-life/divisibilityWithArray.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1377b90 [2019-01-07 15:20:49,764 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-07 15:20:49,766 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-07 15:20:49,780 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-07 15:20:49,780 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-07 15:20:49,781 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-07 15:20:49,783 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-07 15:20:49,785 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-07 15:20:49,786 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-07 15:20:49,787 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-07 15:20:49,788 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-07 15:20:49,804 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-07 15:20:49,804 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-07 15:20:49,805 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-07 15:20:49,806 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-07 15:20:49,807 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-07 15:20:49,808 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-07 15:20:49,809 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-07 15:20:49,809 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-07 15:20:49,810 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-01-07 15:20:49,813 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 [2019-01-07 15:20:49,826 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-07 15:20:49,826 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-07 15:20:49,829 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-07 15:20:49,829 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-07 15:20:49,829 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-07 15:20:49,830 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-07 15:20:49,830 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-07 15:20:49,830 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-07 15:20:49,830 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-07 15:20:49,830 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-07 15:20:49,831 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-07 15:20:49,831 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-07 15:20:49,832 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-07 15:20:49,832 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-07 15:20:49,833 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-07 15:20:49,833 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-07 15:20:49,833 INFO L133 SettingsManager]: * Use SBE=true [2019-01-07 15:20:49,834 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-07 15:20:49,834 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-07 15:20:49,834 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-07 15:20:49,834 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-07 15:20:49,834 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-07 15:20:49,835 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-07 15:20:49,835 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-07 15:20:49,835 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-07 15:20:49,835 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-07 15:20:49,835 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-07 15:20:49,837 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-07 15:20:49,838 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-07 15:20:49,838 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-07 15:20:49,838 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-07 15:20:49,838 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-07 15:20:49,838 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-07 15:20:49,839 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-07 15:20:49,839 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-07 15:20:49,839 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-07 15:20:49,839 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-07 15:20:49,839 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-07 15:20:49,840 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-07 15:20:49,840 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-07 15:20:49,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-07 15:20:49,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-07 15:20:49,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-07 15:20:49,912 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-07 15:20:49,912 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-07 15:20:49,913 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl [2019-01-07 15:20:49,913 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl' [2019-01-07 15:20:49,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-07 15:20:49,954 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-07 15:20:49,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-07 15:20:49,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-07 15:20:49,955 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-07 15:20:49,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (1/1) ... [2019-01-07 15:20:49,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (1/1) ... [2019-01-07 15:20:49,993 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-07 15:20:49,993 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-07 15:20:49,994 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-07 15:20:49,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-07 15:20:49,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-07 15:20:49,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-07 15:20:49,997 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-07 15:20:50,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (1/1) ... [2019-01-07 15:20:50,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (1/1) ... [2019-01-07 15:20:50,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (1/1) ... [2019-01-07 15:20:50,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (1/1) ... [2019-01-07 15:20:50,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (1/1) ... [2019-01-07 15:20:50,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (1/1) ... [2019-01-07 15:20:50,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (1/1) ... [2019-01-07 15:20:50,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-07 15:20:50,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-07 15:20:50,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-07 15:20:50,021 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-07 15:20:50,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 03:20:49" (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 [2019-01-07 15:20:50,106 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-01-07 15:20:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-07 15:20:50,106 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-07 15:20:50,485 INFO L278 CfgBuilder]: Using library mode [2019-01-07 15:20:50,485 INFO L286 CfgBuilder]: Removed 0 assue(true) statements. [2019-01-07 15:20:50,487 INFO L202 PluginConnector]: Adding new model divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 03:20:50 BoogieIcfgContainer [2019-01-07 15:20:50,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-07 15:20:50,490 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-07 15:20:50,490 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-07 15:20:50,490 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-07 15:20:50,492 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 03:20:50" (1/1) ... [2019-01-07 15:20:50,530 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-07 15:20:52,732 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-07 15:20:52,733 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-07 15:20:52,734 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-07 15:20:52,735 WARN L223 ngHoareTripleChecker]: -- [2019-01-07 15:20:52,735 WARN L224 ngHoareTripleChecker]: Pre: {2147483647#(forall ((v_idx_1 Int)) (exists ((v_v_0_1 Int)) (= (select c_main_a v_idx_1) v_v_0_1)))} [2019-01-07 15:20:52,739 WARN L228 ngHoareTripleChecker]: Action: assume n >= 0;a := a[n * 4 := 23];i := 0; [2019-01-07 15:20:52,740 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_i_primed 0) (= c_main_a_primed (store c_main_a (* 4 c_main_n) 23)) (<= 0 c_main_n)) [2019-01-07 15:20:52,740 WARN L230 ngHoareTripleChecker]: Post: {2147483646#(forall ((v_idx_3 Int) (v_idx_4 Int) (v_idx_2 Int)) (exists ((v_v_1_1 Int) (v_v_2_1 Int) (v_v_3_1 Int) (v_b_0_1 Int) (v_b_1_1 Int)) (and (= v_v_2_1 23) (or (< v_idx_4 v_b_1_1) (= (select c_main_a v_idx_4) v_v_3_1)) (= (mod v_b_0_1 4) 0) (or (< v_idx_3 v_b_0_1) (= v_v_2_1 (select c_main_a v_idx_3)) (<= v_b_1_1 v_idx_3)) (not (= v_b_1_1 0)) (= c_main_i 0) (or (<= v_b_0_1 v_idx_2) (= v_v_1_1 (select c_main_a v_idx_2))))))} [2019-01-07 15:20:52,741 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-07 15:20:52,745 WARN L268 ngHoareTripleChecker]: -- [2019-01-07 15:20:52,746 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-07 15:20:52,761 WARN L270 ngHoareTripleChecker]: Pre: {2147483647#true} [2019-01-07 15:20:52,761 WARN L274 ngHoareTripleChecker]: Action: assume n >= 0;a := a[n * 4 := 23];i := 0; [2019-01-07 15:20:52,762 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_i_primed 0) (= c_main_a_primed (store c_main_a (* 4 c_main_n) 23)) (<= 0 c_main_n)) [2019-01-07 15:20:53,075 WARN L276 ngHoareTripleChecker]: Post: {2147483646#(= main_i 0)} [2019-01-07 15:20:54,056 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-07 15:20:54,077 INFO L272 AbstractInterpreter]: Visited 6 different actions 16 times. Merged at 5 different actions 10 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-01-07 15:20:54,080 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-07 15:20:54,082 INFO L168 Benchmark]: Toolchain (without parser) took 4128.90 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2019-01-07 15:20:54,084 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-07 15:20:54,085 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-07 15:20:54,086 INFO L168 Benchmark]: Boogie Preprocessor took 23.70 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-07 15:20:54,087 INFO L168 Benchmark]: RCFGBuilder took 466.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-01-07 15:20:54,088 INFO L168 Benchmark]: Abstract Interpretation took 3590.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2019-01-07 15:20:54,093 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 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.70 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 466.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 3590.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 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: [L23] assume n >= 0; [L24] a[n * 4] := 23; [L25] i := 0; [L26] COND TRUE a[i] != 23 [L29] i := i + 4; [L30] assert i <= n * 4; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...