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_oct_cong.epf -i ../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f57a05f [2019-01-07 19:08:35,479 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-07 19:08:35,484 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-07 19:08:35,502 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-07 19:08:35,502 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-07 19:08:35,504 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-07 19:08:35,507 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-07 19:08:35,509 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-07 19:08:35,511 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-07 19:08:35,512 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-07 19:08:35,513 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-07 19:08:35,513 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-07 19:08:35,515 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-07 19:08:35,516 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-07 19:08:35,517 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-07 19:08:35,518 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-07 19:08:35,519 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-07 19:08:35,521 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-07 19:08:35,523 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-07 19:08:35,525 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-07 19:08:35,527 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-07 19:08:35,528 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-07 19:08:35,531 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-01-07 19:08:35,541 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf [2019-01-07 19:08:35,556 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-07 19:08:35,556 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-07 19:08:35,557 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-07 19:08:35,558 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-07 19:08:35,558 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-07 19:08:35,558 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-07 19:08:35,558 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-07 19:08:35,558 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-07 19:08:35,559 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-07 19:08:35,559 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-07 19:08:35,559 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-07 19:08:35,559 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-07 19:08:35,560 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-07 19:08:35,560 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-07 19:08:35,560 INFO L133 SettingsManager]: * Use SBE=true [2019-01-07 19:08:35,561 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-07 19:08:35,561 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-07 19:08:35,561 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-07 19:08:35,561 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-07 19:08:35,562 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-07 19:08:35,562 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-07 19:08:35,562 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-07 19:08:35,562 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-07 19:08:35,562 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-07 19:08:35,563 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-07 19:08:35,564 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-07 19:08:35,565 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-07 19:08:35,565 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-07 19:08:35,565 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-07 19:08:35,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-07 19:08:35,566 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-07 19:08:35,566 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-07 19:08:35,566 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-07 19:08:35,566 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-07 19:08:35,566 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-07 19:08:35,567 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-07 19:08:35,567 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-07 19:08:35,567 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-07 19:08:35,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-07 19:08:35,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-07 19:08:35,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-07 19:08:35,650 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-07 19:08:35,651 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-07 19:08:35,652 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl [2019-01-07 19:08:35,653 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl' [2019-01-07 19:08:35,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-07 19:08:35,704 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-07 19:08:35,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-07 19:08:35,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-07 19:08:35,705 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-07 19:08:35,727 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 07:08:35" (1/1) ... [2019-01-07 19:08:35,739 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 07:08:35" (1/1) ... [2019-01-07 19:08:35,748 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-07 19:08:35,748 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-07 19:08:35,748 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-07 19:08:35,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-07 19:08:35,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-07 19:08:35,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-07 19:08:35,752 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-07 19:08:35,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:08:35" (1/1) ... [2019-01-07 19:08:35,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:08:35" (1/1) ... [2019-01-07 19:08:35,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:08:35" (1/1) ... [2019-01-07 19:08:35,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:08:35" (1/1) ... [2019-01-07 19:08:35,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:08:35" (1/1) ... [2019-01-07 19:08:35,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:08:35" (1/1) ... [2019-01-07 19:08:35,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:08:35" (1/1) ... [2019-01-07 19:08:35,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-07 19:08:35,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-07 19:08:35,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-07 19:08:35,783 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-07 19:08:35,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:08:35" (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 19:08:35,871 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-01-07 19:08:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-07 19:08:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-07 19:08:36,120 INFO L278 CfgBuilder]: Using library mode [2019-01-07 19:08:36,121 INFO L286 CfgBuilder]: Removed 0 assue(true) statements. [2019-01-07 19:08:36,122 INFO L202 PluginConnector]: Adding new model divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:08:36 BoogieIcfgContainer [2019-01-07 19:08:36,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-07 19:08:36,124 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-07 19:08:36,124 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-07 19:08:36,124 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-07 19:08:36,125 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 07:08:36" (1/1) ... [2019-01-07 19:08:36,186 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-07 19:08:37,493 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-07 19:08:37,494 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-07 19:08:37,495 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-07 19:08:37,496 WARN L223 ngHoareTripleChecker]: -- [2019-01-07 19:08:37,497 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 19:08:37,499 WARN L228 ngHoareTripleChecker]: Action: assume n >= 0;a := a[n * 4 := 23];i := 0; [2019-01-07 19:08:37,500 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 19:08:37,501 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_3_1 Int) (v_b_0_1 Int) (v_b_1_1 Int)) (and (<= (- (- v_b_0_1) (- c_main_i)) 0) (<= c_main_i v_b_0_1) (<= 0 (* 2 c_main_i)) (= (+ c_main_i 23) 23) (= (mod v_b_0_1 4) 0) (<= (* 2 c_main_i) 0) (<= (- (- v_b_0_1) v_b_1_1) (- 1)) (<= (- (- v_b_1_1) c_main_n) (- 1)) (<= (- c_main_i c_main_n) 0) (<= (- (- c_main_n) c_main_n) 0) (<= 1 (+ c_main_i v_b_1_1)) (not (= v_b_1_1 0)) (<= (- c_main_i (- c_main_i)) 0) (<= (- (- c_main_i) c_main_n) 0) (<= (- (- v_b_0_1) c_main_n) 0) (<= 0 (+ c_main_i v_b_0_1)) (<= (+ c_main_i 1) v_b_1_1) (<= (- (- v_b_1_1) v_b_1_1) (- 2)) (<= 0 (+ c_main_i c_main_n)) (or (< v_idx_4 v_b_1_1) (= (select c_main_a v_idx_4) v_v_3_1)) (<= c_main_i c_main_n) (or (< v_idx_3 v_b_0_1) (= (+ c_main_i 23) (select c_main_a v_idx_3)) (<= v_b_1_1 v_idx_3)) (<= (- (- v_b_0_1) c_main_i) 0) (<= (- (- v_b_1_1) c_main_i) (- 1)) (<= (- (- v_b_0_1) v_b_0_1) 0) (<= (- (- c_main_i) c_main_i) 0) (<= (- (- v_b_1_1) (- c_main_i)) (- 1)) (= 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 19:08:37,501 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-07 19:08:37,502 WARN L268 ngHoareTripleChecker]: -- [2019-01-07 19:08:37,503 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-07 19:08:37,527 WARN L270 ngHoareTripleChecker]: Pre: {2147483647#true} [2019-01-07 19:08:37,528 WARN L274 ngHoareTripleChecker]: Action: assume n >= 0;a := a[n * 4 := 23];i := 0; [2019-01-07 19:08:37,528 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 19:08:58,992 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11