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-e4dfe74 [2018-12-18 18:23:24,702 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-18 18:23:24,704 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-18 18:23:24,719 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-18 18:23:24,720 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-18 18:23:24,721 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-18 18:23:24,723 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-18 18:23:24,725 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-18 18:23:24,727 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-18 18:23:24,728 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-18 18:23:24,730 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-18 18:23:24,731 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-18 18:23:24,732 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-18 18:23:24,733 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-18 18:23:24,742 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-18 18:23:24,743 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-18 18:23:24,744 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-18 18:23:24,751 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-18 18:23:24,754 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-18 18:23:24,757 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-18 18:23:24,758 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-18 18:23:24,760 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-18 18:23:24,762 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-12-18 18:23:24,775 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 [2018-12-18 18:23:24,796 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-18 18:23:24,797 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-18 18:23:24,798 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-18 18:23:24,798 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-18 18:23:24,799 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-18 18:23:24,799 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-18 18:23:24,799 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-18 18:23:24,799 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-18 18:23:24,800 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-18 18:23:24,800 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-18 18:23:24,800 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-18 18:23:24,801 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-18 18:23:24,801 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-18 18:23:24,801 INFO L133 SettingsManager]: * Use SBE=true [2018-12-18 18:23:24,801 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-18 18:23:24,802 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-18 18:23:24,803 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-18 18:23:24,803 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-18 18:23:24,803 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-18 18:23:24,803 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-18 18:23:24,803 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-18 18:23:24,804 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-18 18:23:24,806 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-18 18:23:24,806 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-18 18:23:24,806 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-18 18:23:24,807 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-18 18:23:24,807 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-18 18:23:24,807 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-18 18:23:24,807 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-18 18:23:24,808 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-18 18:23:24,808 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-18 18:23:24,808 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-18 18:23:24,808 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-18 18:23:24,808 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-18 18:23:24,809 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-18 18:23:24,809 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-18 18:23:24,809 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-18 18:23:24,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-18 18:23:24,887 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-18 18:23:24,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-18 18:23:24,895 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-18 18:23:24,896 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-18 18:23:24,896 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl [2018-12-18 18:23:24,897 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl' [2018-12-18 18:23:24,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-18 18:23:24,931 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-18 18:23:24,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-18 18:23:24,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-18 18:23:24,932 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-18 18:23:24,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (1/1) ... [2018-12-18 18:23:24,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (1/1) ... [2018-12-18 18:23:24,974 WARN L165 Inliner]: Program contained no entry procedure! [2018-12-18 18:23:24,974 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-12-18 18:23:24,974 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-12-18 18:23:24,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-18 18:23:24,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-18 18:23:24,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-18 18:23:24,978 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-18 18:23:24,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (1/1) ... [2018-12-18 18:23:24,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (1/1) ... [2018-12-18 18:23:24,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (1/1) ... [2018-12-18 18:23:24,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (1/1) ... [2018-12-18 18:23:24,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (1/1) ... [2018-12-18 18:23:25,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (1/1) ... [2018-12-18 18:23:25,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (1/1) ... [2018-12-18 18:23:25,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-18 18:23:25,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-18 18:23:25,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-18 18:23:25,009 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-18 18:23:25,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.12 06:23:24" (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 [2018-12-18 18:23:25,091 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-12-18 18:23:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-18 18:23:25,092 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-18 18:23:25,462 INFO L272 CfgBuilder]: Using library mode [2018-12-18 18:23:25,462 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-18 18:23:25,462 INFO L202 PluginConnector]: Adding new model divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:23:25 BoogieIcfgContainer [2018-12-18 18:23:25,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-18 18:23:25,463 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-18 18:23:25,464 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-18 18:23:25,464 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-18 18:23:25,465 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 06:23:25" (1/1) ... [2018-12-18 18:23:25,525 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-18 18:23:48,299 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2018-12-18 18:23:48,300 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2018-12-18 18:23:48,301 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-18 18:23:48,302 WARN L223 ngHoareTripleChecker]: -- [2018-12-18 18:23:48,302 WARN L224 ngHoareTripleChecker]: Pre: {2147483597#(or (exists ((v_b_32_1 Int) (v_v_409_1 Int) (v_b_33_1 Int)) (and (<= (- c_main_i c_main_n) 23) (<= (- c_main_i v_v_409_1) 0) (<= (- v_b_32_1 (- v_v_409_1)) 46) (<= (- (- v_b_33_1) (- v_v_409_1)) 22) (<= (- v_b_33_1 c_main_n) 24) (<= (- (- v_b_33_1) c_main_n) (- 1)) (<= (- (- c_main_i) (- v_v_409_1)) 23) (<= (- (- v_b_32_1) v_v_409_1) (- 23)) (<= (- v_v_409_1 (- v_v_409_1)) 46) (= (mod v_b_32_1 4) 0) (<= (- v_b_32_1 c_main_n) 23) (<= (- (- c_main_n) c_main_n) 0) (<= (- c_main_i (- v_v_409_1)) 46) (forall ((v_idx_79 Int) (v_idx_81 Int) (v_idx_80 Int)) (or (< v_idx_81 v_b_33_1) (<= v_b_33_1 v_idx_80) (and (<= (- c_main_i (select c_main_a v_idx_80)) 0) (<= (- v_b_32_1 (- (select c_main_a v_idx_80))) 46) (<= (- (- v_b_33_1) (- (select c_main_a v_idx_80))) 22) (<= (- (- (select c_main_a v_idx_80)) (select c_main_a v_idx_80)) (- 46)) (<= (- (- c_main_i) (- (select c_main_a v_idx_80))) 23) (<= (- (- v_b_32_1) (select c_main_a v_idx_80)) (- 23)) (<= (- (select c_main_a v_idx_80) (- (select c_main_a v_idx_80))) 46) (<= (- (- c_main_n) (select c_main_a v_idx_80)) (- 23)) (<= (- (- c_main_i) (select c_main_a v_idx_80)) (- 23)) (<= (- c_main_i (- (select c_main_a v_idx_80))) 46) (<= (- v_b_33_1 (select c_main_a v_idx_80)) 1) (<= (- (- v_b_32_1) (- (select c_main_a v_idx_80))) 23) (<= (- v_b_33_1 (- (select c_main_a v_idx_80))) 47) (<= (- (- c_main_n) (- (select c_main_a v_idx_80))) 23) (<= (- v_b_32_1 (select c_main_a v_idx_80)) 0) (<= (- (- v_b_33_1) (select c_main_a v_idx_80)) (- 24))) (<= v_b_32_1 v_idx_79) (< v_idx_80 v_b_32_1))) (<= (- v_b_32_1 (- c_main_i)) 46) (<= (- (- v_b_32_1) v_b_33_1) (- 1)) (<= (- (- v_b_32_1) c_main_n) 0) (<= (- v_b_33_1 v_v_409_1) 1) (<= (- (- v_b_32_1) (- v_v_409_1)) 23) (<= (- v_b_33_1 (- v_v_409_1)) 47) (<= (- (- v_b_32_1) (- v_b_33_1)) 1) (<= (- (- c_main_i) c_main_n) 0) (<= (- v_b_32_1 (- v_b_33_1)) 47) (<= (- (- v_b_33_1) v_v_409_1) (- 24)) (<= (- (- v_v_409_1) v_v_409_1) (- 46)) (<= (- (- v_b_32_1) v_b_32_1) 0) (<= (- (- v_b_32_1) (- c_main_i)) 0) (<= (- v_b_33_1 (- c_main_i)) 47) (not (= v_b_33_1 0)) (<= (- (- v_b_33_1) c_main_i) (- 1)) (<= (- (- c_main_n) v_v_409_1) (- 23)) (<= (- (- v_b_33_1) v_b_33_1) (- 2)) (<= (- v_b_32_1 c_main_i) 0) (= (mod c_main_i 4) 0) (<= (- (- v_b_32_1) c_main_i) 0) (<= (- (- c_main_i) v_v_409_1) (- 23)) (<= (- v_b_32_1 v_b_33_1) (- 1)) (<= (- c_main_i (- c_main_i)) 46) (<= (- (- c_main_i) c_main_i) 0) (<= (- (- c_main_n) (- v_v_409_1)) 23) (<= (- v_b_32_1 (- v_b_32_1)) 46) (<= (- v_b_33_1 (- v_b_33_1)) 48) (<= (- (- v_b_33_1) (- c_main_i)) (- 1)) (<= (- v_b_32_1 v_v_409_1) 0) (<= (- v_b_33_1 c_main_i) 1))) (exists ((v_v_546_1 Int) (v_b_40_1 Int) (v_b_41_1 Int)) (and (<= (- (- v_b_40_1) v_v_546_1) (- 23)) (<= (- (- v_v_546_1) v_v_546_1) (- 46)) (<= (- (- v_b_41_1) (- c_main_i)) (- 1)) (<= (- (- v_b_41_1) v_b_41_1) (- 2)) (<= (- (- v_b_41_1) c_main_i) (- 1)) (<= (- (- v_b_40_1) c_main_i) 0) (<= (- (- c_main_i) v_v_546_1) (- 23)) (<= (- (- v_b_40_1) (- v_v_546_1)) 23) (<= (- (- v_b_40_1) v_b_41_1) (- 1)) (<= (- (- c_main_n) c_main_n) 0) (<= (- v_b_40_1 c_main_n) 46) (<= (- (- v_b_41_1) c_main_n) (- 1)) (= (mod v_b_40_1 4) 0) (<= (- v_v_546_1 (- v_v_546_1)) 46) (<= (- v_b_40_1 v_b_41_1) (- 1)) (<= (- v_b_40_1 c_main_i) 0) (<= (- (- v_b_40_1) v_b_40_1) 0) (<= (- (- c_main_i) c_main_n) 0) (<= (- (- v_b_40_1) (- v_b_41_1)) 1) (<= (- (- v_b_40_1) (- c_main_i)) 0) (<= (- v_b_41_1 c_main_i) 1) (<= (- (- v_b_41_1) v_v_546_1) (- 24)) (not (= v_b_41_1 0)) (<= (- (- v_b_40_1) c_main_n) 0) (<= (- (- v_b_41_1) (- v_v_546_1)) 22) (<= (- (- c_main_n) v_v_546_1) (- 23)) (= (mod c_main_i 4) 0) (<= (- v_b_41_1 c_main_n) 47) (<= (- (- c_main_i) (- v_v_546_1)) 23) (<= (- (- c_main_i) c_main_i) 0) (<= (- (- c_main_n) (- v_v_546_1)) 23) (forall ((v_idx_83 Int) (v_idx_84 Int) (v_idx_82 Int)) (or (< v_idx_84 v_b_41_1) (< v_idx_83 v_b_40_1) (<= v_b_40_1 v_idx_82) (<= v_b_41_1 v_idx_83) (and (<= (- (- v_b_40_1) (select c_main_a v_idx_83)) (- 23)) (<= (- (- v_b_41_1) (select c_main_a v_idx_83)) (- 24)) (<= (- (- (select c_main_a v_idx_83)) (select c_main_a v_idx_83)) (- 46)) (<= (- (- c_main_i) (- (select c_main_a v_idx_83))) 23) (<= (- (select c_main_a v_idx_83) (- (select c_main_a v_idx_83))) 46) (<= (- (- c_main_n) (- (select c_main_a v_idx_83))) 23) (<= (- (- c_main_i) (select c_main_a v_idx_83)) (- 23)) (<= (- (- v_b_41_1) (- (select c_main_a v_idx_83))) 22) (<= (- (- v_b_40_1) (- (select c_main_a v_idx_83))) 23) (<= (- (- c_main_n) (select c_main_a v_idx_83)) (- 23))))) (<= (- c_main_i c_main_n) 46))))} [2018-12-18 18:23:48,306 WARN L228 ngHoareTripleChecker]: Action: assume true; [2018-12-18 18:23:48,308 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: true [2018-12-18 18:23:48,308 WARN L230 ngHoareTripleChecker]: Post: {2147483596#(exists ((v_v_546_1 Int) (v_b_40_1 Int) (v_b_41_1 Int)) (and (<= (- (- v_b_40_1) v_v_546_1) (- 23)) (<= (- (- v_v_546_1) v_v_546_1) (- 46)) (forall ((v_idx_87 Int) (v_idx_85 Int) (v_idx_86 Int)) (or (<= v_b_41_1 v_idx_86) (<= v_b_40_1 v_idx_85) (< v_idx_87 v_b_41_1) (and (<= (- (- v_b_40_1) (select c_main_a v_idx_86)) (- 23)) (<= (- (- v_b_41_1) (select c_main_a v_idx_86)) (- 24)) (<= (- (- (select c_main_a v_idx_86)) (select c_main_a v_idx_86)) (- 46)) (<= (- (- c_main_i) (- (select c_main_a v_idx_86))) 23) (<= (- (select c_main_a v_idx_86) (- (select c_main_a v_idx_86))) 46) (<= (- (- c_main_n) (- (select c_main_a v_idx_86))) 23) (<= (- (- c_main_i) (select c_main_a v_idx_86)) (- 23)) (<= (- (- v_b_41_1) (- (select c_main_a v_idx_86))) 22) (<= (- (- v_b_40_1) (- (select c_main_a v_idx_86))) 23) (<= (- (- c_main_n) (select c_main_a v_idx_86)) (- 23))) (< v_idx_86 v_b_40_1))) (<= (- (- v_b_41_1) (- c_main_i)) (- 1)) (<= (- (- v_b_41_1) v_b_41_1) (- 2)) (<= (- (- v_b_41_1) c_main_i) (- 1)) (<= (- (- v_b_40_1) c_main_i) 0) (<= (- (- c_main_i) v_v_546_1) (- 23)) (<= (- (- v_b_40_1) (- v_v_546_1)) 23) (<= (- (- v_b_40_1) v_b_41_1) (- 1)) (<= (- (- c_main_n) c_main_n) 0) (<= (- v_b_40_1 c_main_n) 46) (<= (- (- v_b_41_1) c_main_n) (- 1)) (= (mod v_b_40_1 4) 0) (<= (- v_v_546_1 (- v_v_546_1)) 46) (<= (- v_b_40_1 v_b_41_1) (- 1)) (<= (- v_b_40_1 c_main_i) 0) (<= (- (- v_b_40_1) v_b_40_1) 0) (<= (- (- c_main_i) c_main_n) 0) (<= (- (- v_b_40_1) (- v_b_41_1)) 1) (<= (- (- v_b_40_1) (- c_main_i)) 0) (<= (- v_b_41_1 c_main_i) 1) (<= (- (- v_b_41_1) v_v_546_1) (- 24)) (not (= v_b_41_1 0)) (<= (- (- v_b_40_1) c_main_n) 0) (<= (- (- v_b_41_1) (- v_v_546_1)) 22) (<= (- (- c_main_n) v_v_546_1) (- 23)) (= (mod c_main_i 4) 0) (<= (- v_b_41_1 c_main_n) 47) (<= (- (- c_main_i) (- v_v_546_1)) 23) (<= (- (- c_main_i) c_main_i) 0) (<= (- (- c_main_n) (- v_v_546_1)) 23) (<= (- c_main_i c_main_n) 46)))} [2018-12-18 18:23:48,308 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-18 18:23:48,320 WARN L268 ngHoareTripleChecker]: -- [2018-12-18 18:23:48,320 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-18 18:23:48,452 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 121 [2018-12-18 18:23:48,453 WARN L270 ngHoareTripleChecker]: Pre: {2147483597#(exists ((v_v_546_1 Int) (v_b_40_1 Int) (v_b_41_1 Int)) (and (<= (- (- v_b_40_1) v_v_546_1) (- 23)) (<= (- (- v_v_546_1) v_v_546_1) (- 46)) (<= (- (- v_b_41_1) (- main_i)) (- 1)) (<= (- (- v_b_41_1) v_b_41_1) (- 2)) (<= (- (- v_b_41_1) main_i) (- 1)) (<= (- (- v_b_40_1) main_i) 0) (<= (- (- main_i) v_v_546_1) (- 23)) (<= (- (- v_b_40_1) (- v_v_546_1)) 23) (<= (- (- v_b_40_1) v_b_41_1) (- 1)) (<= (- (- main_n) main_n) 0) (<= (- v_b_40_1 main_n) 46) (<= (- (- v_b_41_1) main_n) (- 1)) (= (mod v_b_40_1 4) 0) (<= (- v_v_546_1 (- v_v_546_1)) 46) (<= (- v_b_40_1 v_b_41_1) (- 1)) (<= (- v_b_40_1 main_i) 0) (<= (- (- v_b_40_1) v_b_40_1) 0) (<= (- (- main_i) main_n) 0) (<= (- (- v_b_40_1) (- v_b_41_1)) 1) (<= (- (- v_b_40_1) (- main_i)) 0) (<= (- v_b_41_1 main_i) 1) (<= (- (- v_b_41_1) v_v_546_1) (- 24)) (not (= v_b_41_1 0)) (<= (- (- v_b_40_1) main_n) 0) (<= (- (- v_b_41_1) (- v_v_546_1)) 22) (<= (- (- main_n) v_v_546_1) (- 23)) (= (mod main_i 4) 0) (<= (- v_b_41_1 main_n) 47) (<= (- (- main_i) (- v_v_546_1)) 23) (<= (- (- main_i) main_i) 0) (<= (- (- main_n) (- v_v_546_1)) 23) (forall ((v_idx_83 Int) (v_idx_84 Int) (v_idx_82 Int)) (or (< v_idx_84 v_b_41_1) (< v_idx_83 v_b_40_1) (<= v_b_40_1 v_idx_82) (<= v_b_41_1 v_idx_83) (and (<= (- (- v_b_40_1) (select main_a v_idx_83)) (- 23)) (<= (- (- v_b_41_1) (select main_a v_idx_83)) (- 24)) (<= (- (- (select main_a v_idx_83)) (select main_a v_idx_83)) (- 46)) (<= (- (- main_i) (- (select main_a v_idx_83))) 23) (<= (- (select main_a v_idx_83) (- (select main_a v_idx_83))) 46) (<= (- (- main_n) (- (select main_a v_idx_83))) 23) (<= (- (- main_i) (select main_a v_idx_83)) (- 23)) (<= (- (- v_b_41_1) (- (select main_a v_idx_83))) 22) (<= (- (- v_b_40_1) (- (select main_a v_idx_83))) 23) (<= (- (- main_n) (select main_a v_idx_83)) (- 23))))) (<= (- main_i main_n) 46)))} [2018-12-18 18:23:48,454 WARN L274 ngHoareTripleChecker]: Action: assume true; [2018-12-18 18:23:48,455 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: true [2018-12-18 18:23:49,680 WARN L276 ngHoareTripleChecker]: Post: {2147483596#(and (<= (- (- main_n) main_n) 0) (= (mod main_i 4) 0) (<= 0 main_n) (exists ((v_b_40_1 Int) (v_b_41_1 Int)) (and (forall ((v_idx_86 Int)) (or (<= v_b_41_1 v_idx_86) (<= (- (- (select main_a v_idx_86)) (select main_a v_idx_86)) (- 46)) (< v_idx_86 v_b_40_1))) (forall ((v_prenex_6 Int)) (or (<= (- (- v_b_41_1) (select main_a v_prenex_6)) (- 24)) (< v_prenex_6 v_b_40_1) (<= v_b_41_1 v_prenex_6))) (<= (- (- v_b_41_1) (- main_i)) (- 1)) (<= (- (- v_b_41_1) v_b_41_1) (- 2)) (forall ((v_prenex_2 Int)) (or (<= (- (- main_n) (select main_a v_prenex_2)) (- 23)) (<= v_b_41_1 v_prenex_2) (< v_prenex_2 v_b_40_1))) (<= (- (- v_b_41_1) main_i) (- 1)) (<= (- (- v_b_40_1) main_i) 0) (<= 0 (+ v_b_40_1 main_i)) (forall ((v_prenex_1 Int)) (or (<= v_b_41_1 v_prenex_1) (<= (- (- main_n) (- (select main_a v_prenex_1))) 23) (< v_prenex_1 v_b_40_1))) (<= 1 (+ v_b_41_1 main_i)) (forall ((v_prenex_8 Int)) (or (< v_prenex_8 v_b_40_1) (<= (- (- main_i) (select main_a v_prenex_8)) (- 23)) (<= v_b_41_1 v_prenex_8))) (forall ((v_prenex_3 Int)) (or (<= (- (- v_b_41_1) (- (select main_a v_prenex_3))) 22) (< v_prenex_3 v_b_40_1) (<= v_b_41_1 v_prenex_3))) (<= (- (- v_b_40_1) v_b_41_1) (- 1)) (<= (- v_b_40_1 main_n) 46) (<= (- (- v_b_41_1) main_n) (- 1)) (= (mod v_b_40_1 4) 0) (<= (- v_b_40_1 v_b_41_1) (- 1)) (<= (- v_b_40_1 main_i) 0) (<= 2 (* 2 v_b_41_1)) (<= (- (- v_b_40_1) v_b_40_1) 0) (<= 0 (+ v_b_40_1 main_n)) (<= (- (- v_b_40_1) (- v_b_41_1)) 1) (<= (- (- v_b_40_1) (- main_i)) 0) (<= (- v_b_41_1 main_i) 1) (forall ((v_prenex_5 Int)) (or (<= (- (select main_a v_prenex_5) (- (select main_a v_prenex_5))) 46) (<= v_b_41_1 v_prenex_5) (< v_prenex_5 v_b_40_1))) (not (= v_b_41_1 0)) (<= 0 (* 2 v_b_40_1)) (<= 1 (+ v_b_40_1 v_b_41_1)) (<= (- (- v_b_40_1) main_n) 0) (<= 1 v_b_41_1) (<= 1 (+ v_b_41_1 main_n)) (forall ((v_prenex_4 Int)) (or (<= (- (- main_i) (- (select main_a v_prenex_4))) 23) (<= v_b_41_1 v_prenex_4) (< v_prenex_4 v_b_40_1))) (forall ((v_prenex_9 Int)) (or (< v_prenex_9 v_b_40_1) (<= (- (- v_b_40_1) (select main_a v_prenex_9)) (- 23)) (<= v_b_41_1 v_prenex_9))) (<= (- v_b_41_1 main_n) 47) (forall ((v_prenex_7 Int)) (or (<= (- (- v_b_40_1) (- (select main_a v_prenex_7))) 23) (<= v_b_41_1 v_prenex_7) (< v_prenex_7 v_b_40_1))) (<= 0 v_b_40_1))) (<= 0 (* 2 main_i)) (<= 0 main_i) (<= 0 (+ main_i main_n)) (<= (- (- main_i) main_i) 0) (<= (- main_i main_n) 46) (<= 0 (* 2 main_n)) (<= (- (- main_i) main_n) 0))} [2018-12-18 18:23:52,585 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-18 18:23:52,602 INFO L272 AbstractInterpreter]: Visited 6 different actions 31 times. Merged at 5 different actions 25 times. Widened at 1 different actions 3 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-12-18 18:23:52,605 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-18 18:23:52,606 INFO L168 Benchmark]: Toolchain (without parser) took 27676.41 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 440.9 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 54.7 MB). Peak memory consumption was 495.6 MB. Max. memory is 7.1 GB. [2018-12-18 18:23:52,608 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-18 18:23:52,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.73 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-18 18:23:52,610 INFO L168 Benchmark]: Boogie Preprocessor took 29.49 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-18 18:23:52,610 INFO L168 Benchmark]: RCFGBuilder took 455.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-12-18 18:23:52,612 INFO L168 Benchmark]: Abstract Interpretation took 27141.45 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 440.9 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 33.5 MB). Peak memory consumption was 474.4 MB. Max. memory is 7.1 GB. [2018-12-18 18:23:52,616 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 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.73 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.49 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 455.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 27141.45 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 440.9 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 33.5 MB). Peak memory consumption was 474.4 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...