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_oct.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f57a05f [2019-01-07 19:58:03,662 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-07 19:58:03,664 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-07 19:58:03,679 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-07 19:58:03,679 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-07 19:58:03,680 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-07 19:58:03,682 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-07 19:58:03,684 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-07 19:58:03,685 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-07 19:58:03,686 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-07 19:58:03,687 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-07 19:58:03,715 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf [2019-01-07 19:58:03,732 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-07 19:58:03,732 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-07 19:58:03,735 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-07 19:58:03,735 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-07 19:58:03,735 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-07 19:58:03,736 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-07 19:58:03,737 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-07 19:58:03,737 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-07 19:58:03,737 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-07 19:58:03,737 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-07 19:58:03,738 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-07 19:58:03,738 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-07 19:58:03,738 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-07 19:58:03,739 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-07 19:58:03,739 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-07 19:58:03,739 INFO L133 SettingsManager]: * Use SBE=true [2019-01-07 19:58:03,739 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-07 19:58:03,739 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-07 19:58:03,740 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-07 19:58:03,740 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-07 19:58:03,740 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-07 19:58:03,740 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-07 19:58:03,742 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-07 19:58:03,742 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-07 19:58:03,742 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-07 19:58:03,742 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-07 19:58:03,742 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-07 19:58:03,743 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-07 19:58:03,743 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-07 19:58:03,743 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-07 19:58:03,743 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-07 19:58:03,743 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-07 19:58:03,744 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-07 19:58:03,744 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-07 19:58:03,744 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-07 19:58:03,744 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-07 19:58:03,744 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-07 19:58:03,745 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-07 19:58:03,745 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-07 19:58:03,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-07 19:58:03,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-07 19:58:03,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-07 19:58:03,813 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-07 19:58:03,813 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-07 19:58:03,814 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl [2019-01-07 19:58:03,814 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl' [2019-01-07 19:58:03,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-07 19:58:03,853 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-07 19:58:03,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-07 19:58:03,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-07 19:58:03,855 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-07 19:58:03,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (1/1) ... [2019-01-07 19:58:03,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (1/1) ... [2019-01-07 19:58:03,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-07 19:58:03,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-07 19:58:03,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-07 19:58:03,892 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-07 19:58:03,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (1/1) ... [2019-01-07 19:58:03,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (1/1) ... [2019-01-07 19:58:03,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (1/1) ... [2019-01-07 19:58:03,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (1/1) ... [2019-01-07 19:58:03,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (1/1) ... [2019-01-07 19:58:03,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (1/1) ... [2019-01-07 19:58:03,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (1/1) ... [2019-01-07 19:58:03,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-07 19:58:03,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-07 19:58:03,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-07 19:58:03,917 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-07 19:58:03,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:58:03" (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 19:58:04,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-07 19:58:04,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-07 19:58:04,335 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-07 19:58:04,336 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-07 19:58:04,337 INFO L202 PluginConnector]: Adding new model n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:58:04 BoogieIcfgContainer [2019-01-07 19:58:04,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-07 19:58:04,338 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-07 19:58:04,338 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-07 19:58:04,339 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-07 19:58:04,340 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:58:04" (1/1) ... [2019-01-07 19:58:04,391 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-07 19:58:04,526 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-01-07 19:58:15,174 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-07 19:58:15,175 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-07 19:58:15,176 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-07 19:58:15,177 WARN L223 ngHoareTripleChecker]: -- [2019-01-07 19:58:15,177 WARN L224 ngHoareTripleChecker]: Pre: {2147483631#(or (forall ((v_idx_43 Int) (v_idx_41 Int) (v_idx_42 Int)) (exists ((v_v_220_1 Int) (v_b_14_1 Int) (v_b_13_1 Int) (v_v_218_1 Int)) (and (<= 1 c_ULTIMATE.start_main_~len~5) (or (<= v_b_13_1 v_idx_41) (= v_v_218_1 (select c_ULTIMATE.start_main_~a~5 v_idx_41))) (or (< v_idx_43 v_b_14_1) (= (select c_ULTIMATE.start_main_~a~5 v_idx_43) v_v_220_1)) (or (<= v_b_14_1 v_idx_42) (< v_idx_42 v_b_13_1) (= (select c_ULTIMATE.start_main_~a~5 v_idx_42) 0)) (<= c_ULTIMATE.start_main_~len~5 3) (<= (- c_ULTIMATE.start_main_~len~5 (- c_ULTIMATE.start_main_~len~5)) 6) (<= (- (- c_ULTIMATE.start_main_~len~5) c_ULTIMATE.start_main_~len~5) (- 2))))) (forall ((v_idx_40 Int)) (exists ((v_v_2_1 Int)) (and (= v_v_2_1 (select c_ULTIMATE.start_main_~a~5 v_idx_40)) (<= (- (- c_ULTIMATE.start_main_~len~5) c_ULTIMATE.start_main_~len~5) 0) (<= (- c_ULTIMATE.start_main_~len~5 (- c_ULTIMATE.start_main_~len~5)) 0)))))} [2019-01-07 19:58:15,180 WARN L228 ngHoareTripleChecker]: Action: assume !!(main_#t~nondet0 % 256 != 0);havoc main_#t~nondet0;assume !(main_~len~5 % 4294967296 == 4);main_~a~5 := main_~a~5[main_~len~5 % 4294967296 := 0];main_#t~post1 := main_~len~5;main_~len~5 := main_#t~post1 + 1;havoc main_#t~post1; [2019-01-07 19:58:15,181 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (not (= 4 (mod c_ULTIMATE.start_main_~len~5 4294967296))) (= c_ULTIMATE.start_main_~a~5_primed (store c_ULTIMATE.start_main_~a~5 (mod c_ULTIMATE.start_main_~len~5 4294967296) 0)) (not (= 0 (mod |c_ULTIMATE.start_main_#t~nondet0| 256))) (= (+ c_ULTIMATE.start_main_~len~5 1) c_ULTIMATE.start_main_~len~5_primed)) [2019-01-07 19:58:15,181 WARN L230 ngHoareTripleChecker]: Post: {2147483630#(or (forall ((v_idx_45 Int) (v_idx_46 Int) (v_idx_44 Int)) (exists ((v_v_223_1 Int) (v_v_225_1 Int)) (and (<= 1 c_ULTIMATE.start_main_~len~5) (or (< v_idx_46 1) (= v_v_225_1 (select c_ULTIMATE.start_main_~a~5 v_idx_46))) (or (= (select c_ULTIMATE.start_main_~a~5 v_idx_45) 0) (<= 1 v_idx_45) (< v_idx_45 0)) (<= (- c_ULTIMATE.start_main_~len~5 (- c_ULTIMATE.start_main_~len~5)) 2) (<= (- (- c_ULTIMATE.start_main_~len~5) c_ULTIMATE.start_main_~len~5) (- 2)) (<= c_ULTIMATE.start_main_~len~5 1) (or (= v_v_223_1 (select c_ULTIMATE.start_main_~a~5 v_idx_44)) (<= 0 v_idx_44))))) (forall ((v_idx_47 Int) (v_idx_48 Int) (v_idx_49 Int)) (exists ((v_b_18_1 Int) (v_v_226_1 Int) (v_b_17_1 Int) (v_v_228_1 Int)) (and (<= (- (- v_b_17_1) v_b_17_1) (- 2)) (<= (- c_ULTIMATE.start_main_~len~5 (- v_b_18_1)) 8) (<= (- v_b_18_1 (- v_b_18_1)) 8) (<= (- (- c_ULTIMATE.start_main_~len~5) (- v_b_17_1)) 1) (<= (- (- c_ULTIMATE.start_main_~len~5) c_ULTIMATE.start_main_~len~5) (- 4)) (<= c_ULTIMATE.start_main_~len~5 4) (<= (- (- v_b_18_1) v_b_18_1) (- 4)) (<= (- (- c_ULTIMATE.start_main_~len~5) (- v_b_18_1)) 2) (<= (- (- c_ULTIMATE.start_main_~len~5) v_b_17_1) (- 3)) (<= (- c_ULTIMATE.start_main_~len~5 v_b_17_1) 3) (<= (- (- v_b_17_1) v_b_18_1) (- 3)) (or (< v_idx_49 v_b_18_1) (= v_v_228_1 (select c_ULTIMATE.start_main_~a~5 v_idx_49))) (<= (- (- c_ULTIMATE.start_main_~len~5) v_b_18_1) (- 4)) (<= (- (- v_b_17_1) (- v_b_18_1)) 3) (<= 2 v_b_18_1) (<= (- v_b_17_1 (- v_b_17_1)) 6) (<= (- c_ULTIMATE.start_main_~len~5 v_b_18_1) 2) (or (<= v_b_18_1 v_idx_48) (= (select c_ULTIMATE.start_main_~a~5 v_idx_48) 0) (< v_idx_48 v_b_17_1)) (<= (- c_ULTIMATE.start_main_~len~5 (- c_ULTIMATE.start_main_~len~5)) 8) (or (= v_v_226_1 (select c_ULTIMATE.start_main_~a~5 v_idx_47)) (<= v_b_17_1 v_idx_47)) (<= 2 c_ULTIMATE.start_main_~len~5) (<= 1 v_b_17_1) (<= (- v_b_17_1 v_b_18_1) 1) (<= (- c_ULTIMATE.start_main_~len~5 (- v_b_17_1)) 7) (<= (- v_b_17_1 (- v_b_18_1)) 7) (<= v_b_18_1 4) (<= v_b_17_1 3)))))} [2019-01-07 19:58:15,181 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-07 19:58:15,199 WARN L268 ngHoareTripleChecker]: -- [2019-01-07 19:58:15,199 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-07 19:58:17,253 WARN L181 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 47 [2019-01-07 19:58:17,253 WARN L270 ngHoareTripleChecker]: Pre: {2147483631#(or (forall ((v_idx_43 Int) (v_idx_41 Int) (v_idx_42 Int)) (exists ((v_v_220_1 Int) (v_b_14_1 Int) (v_b_13_1 Int) (v_v_218_1 Int)) (and (<= 1 ULTIMATE.start_main_~len~5) (or (<= v_b_13_1 v_idx_41) (= v_v_218_1 (select ULTIMATE.start_main_~a~5 v_idx_41))) (or (< v_idx_43 v_b_14_1) (= (select ULTIMATE.start_main_~a~5 v_idx_43) v_v_220_1)) (or (<= v_b_14_1 v_idx_42) (< v_idx_42 v_b_13_1) (= (select ULTIMATE.start_main_~a~5 v_idx_42) 0)) (<= ULTIMATE.start_main_~len~5 3) (<= (- ULTIMATE.start_main_~len~5 (- ULTIMATE.start_main_~len~5)) 6) (<= (- (- ULTIMATE.start_main_~len~5) ULTIMATE.start_main_~len~5) (- 2))))) (forall ((v_idx_40 Int)) (exists ((v_v_2_1 Int)) (and (= v_v_2_1 (select ULTIMATE.start_main_~a~5 v_idx_40)) (<= (- (- ULTIMATE.start_main_~len~5) ULTIMATE.start_main_~len~5) 0) (<= (- ULTIMATE.start_main_~len~5 (- ULTIMATE.start_main_~len~5)) 0)))))} [2019-01-07 19:58:17,254 WARN L274 ngHoareTripleChecker]: Action: assume !!(main_#t~nondet0 % 256 != 0);havoc main_#t~nondet0;assume !(main_~len~5 % 4294967296 == 4);main_~a~5 := main_~a~5[main_~len~5 % 4294967296 := 0];main_#t~post1 := main_~len~5;main_~len~5 := main_#t~post1 + 1;havoc main_#t~post1; [2019-01-07 19:58:17,255 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (not (= 4 (mod c_ULTIMATE.start_main_~len~5 4294967296))) (= c_ULTIMATE.start_main_~a~5_primed (store c_ULTIMATE.start_main_~a~5 (mod c_ULTIMATE.start_main_~len~5 4294967296) 0)) (not (= 0 (mod |c_ULTIMATE.start_main_#t~nondet0| 256))) (= (+ c_ULTIMATE.start_main_~len~5 1) c_ULTIMATE.start_main_~len~5_primed)) [2019-01-07 19:58:21,344 WARN L181 SmtUtils]: Spent 4.09 s on a formula simplification that was a NOOP. DAG size: 107 [2019-01-07 19:58:21,345 WARN L276 ngHoareTripleChecker]: Post: {2147483630#(or (forall ((v_idx_45 Int) (v_idx_46 Int) (v_idx_44 Int)) (exists ((v_v_223_1 Int) (v_v_225_1 Int)) (and (<= 1 ULTIMATE.start_main_~len~5) (or (< v_idx_46 1) (= v_v_225_1 (select ULTIMATE.start_main_~a~5 v_idx_46))) (or (= (select ULTIMATE.start_main_~a~5 v_idx_45) 0) (<= 1 v_idx_45) (< v_idx_45 0)) (<= (- ULTIMATE.start_main_~len~5 (- ULTIMATE.start_main_~len~5)) 2) (<= (- (- ULTIMATE.start_main_~len~5) ULTIMATE.start_main_~len~5) (- 2)) (<= ULTIMATE.start_main_~len~5 1) (or (= v_v_223_1 (select ULTIMATE.start_main_~a~5 v_idx_44)) (<= 0 v_idx_44))))) (forall ((v_idx_47 Int) (v_idx_48 Int) (v_idx_49 Int)) (exists ((v_b_18_1 Int) (v_v_226_1 Int) (v_b_17_1 Int) (v_v_228_1 Int)) (and (<= (- (- v_b_17_1) v_b_17_1) (- 2)) (<= (- ULTIMATE.start_main_~len~5 (- v_b_18_1)) 8) (<= (- v_b_18_1 (- v_b_18_1)) 8) (<= (- (- ULTIMATE.start_main_~len~5) (- v_b_17_1)) 1) (<= (- (- ULTIMATE.start_main_~len~5) ULTIMATE.start_main_~len~5) (- 4)) (<= ULTIMATE.start_main_~len~5 4) (<= (- (- v_b_18_1) v_b_18_1) (- 4)) (<= (- (- ULTIMATE.start_main_~len~5) (- v_b_18_1)) 2) (<= (- (- ULTIMATE.start_main_~len~5) v_b_17_1) (- 3)) (<= (- ULTIMATE.start_main_~len~5 v_b_17_1) 3) (<= (- (- v_b_17_1) v_b_18_1) (- 3)) (or (< v_idx_49 v_b_18_1) (= v_v_228_1 (select ULTIMATE.start_main_~a~5 v_idx_49))) (<= (- (- ULTIMATE.start_main_~len~5) v_b_18_1) (- 4)) (<= (- (- v_b_17_1) (- v_b_18_1)) 3) (<= 2 v_b_18_1) (<= (- v_b_17_1 (- v_b_17_1)) 6) (<= (- ULTIMATE.start_main_~len~5 v_b_18_1) 2) (or (<= v_b_18_1 v_idx_48) (= (select ULTIMATE.start_main_~a~5 v_idx_48) 0) (< v_idx_48 v_b_17_1)) (<= (- ULTIMATE.start_main_~len~5 (- ULTIMATE.start_main_~len~5)) 8) (or (= v_v_226_1 (select ULTIMATE.start_main_~a~5 v_idx_47)) (<= v_b_17_1 v_idx_47)) (<= 2 ULTIMATE.start_main_~len~5) (<= 1 v_b_17_1) (<= (- v_b_17_1 v_b_18_1) 1) (<= (- ULTIMATE.start_main_~len~5 (- v_b_17_1)) 7) (<= (- v_b_17_1 (- v_b_18_1)) 7) (<= v_b_18_1 4) (<= v_b_17_1 3)))))} [2019-01-07 19:58:25,393 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-07 19:58:25,394 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-07 19:58:25,394 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-07 19:58:25,395 WARN L223 ngHoareTripleChecker]: -- [2019-01-07 19:58:25,395 WARN L224 ngHoareTripleChecker]: Pre: {2147483627#(or (forall ((v_idx_56 Int) (v_idx_57 Int) (v_idx_55 Int)) (exists ((v_v_310_1 Int) (v_v_312_1 Int) (v_b_19_1 Int) (v_b_20_1 Int)) (and (<= 1 c_ULTIMATE.start_main_~len~5) (or (<= v_b_19_1 v_idx_55) (= v_v_310_1 (select c_ULTIMATE.start_main_~a~5 v_idx_55))) (<= (- c_ULTIMATE.start_main_~len~5 (- c_ULTIMATE.start_main_~len~5)) 8) (or (<= v_b_20_1 v_idx_56) (= 0 (select c_ULTIMATE.start_main_~a~5 v_idx_56)) (< v_idx_56 v_b_19_1)) (<= c_ULTIMATE.start_main_~len~5 4) (<= (- (- c_ULTIMATE.start_main_~len~5) c_ULTIMATE.start_main_~len~5) (- 2)) (or (= v_v_312_1 (select c_ULTIMATE.start_main_~a~5 v_idx_57)) (< v_idx_57 v_b_20_1))))) (forall ((v_idx_54 Int)) (exists ((v_v_2_1 Int)) (and (<= (- (- c_ULTIMATE.start_main_~len~5) c_ULTIMATE.start_main_~len~5) 0) (<= (- c_ULTIMATE.start_main_~len~5 (- c_ULTIMATE.start_main_~len~5)) 0) (= v_v_2_1 (select c_ULTIMATE.start_main_~a~5 v_idx_54))))))} [2019-01-07 19:58:25,395 WARN L228 ngHoareTripleChecker]: Action: assume !!(main_#t~nondet0 % 256 != 0);havoc main_#t~nondet0;assume !(main_~len~5 % 4294967296 == 4);main_~a~5 := main_~a~5[main_~len~5 % 4294967296 := 0];main_#t~post1 := main_~len~5;main_~len~5 := main_#t~post1 + 1;havoc main_#t~post1; [2019-01-07 19:58:25,395 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (not (= 4 (mod c_ULTIMATE.start_main_~len~5 4294967296))) (= c_ULTIMATE.start_main_~a~5_primed (store c_ULTIMATE.start_main_~a~5 (mod c_ULTIMATE.start_main_~len~5 4294967296) 0)) (not (= 0 (mod |c_ULTIMATE.start_main_#t~nondet0| 256))) (= (+ c_ULTIMATE.start_main_~len~5 1) c_ULTIMATE.start_main_~len~5_primed)) [2019-01-07 19:58:25,396 WARN L230 ngHoareTripleChecker]: Post: {2147483626#(or (forall ((v_idx_63 Int) (v_idx_61 Int) (v_idx_62 Int)) (exists ((v_b_23_1 Int) (v_v_320_1 Int) (v_b_24_1 Int) (v_v_318_1 Int)) (and (<= (- c_ULTIMATE.start_main_~len~5 (- v_b_24_1)) 10) (<= (- v_b_23_1 (- v_b_24_1)) 9) (<= (- c_ULTIMATE.start_main_~len~5 v_b_23_1) 4) (<= (- (- v_b_23_1) v_b_23_1) (- 2)) (<= (- (- c_ULTIMATE.start_main_~len~5) (- v_b_24_1)) 3) (<= 2 v_b_24_1) (or (< v_idx_63 v_b_24_1) (= v_v_320_1 (select c_ULTIMATE.start_main_~a~5 v_idx_63))) (<= (- (- c_ULTIMATE.start_main_~len~5) c_ULTIMATE.start_main_~len~5) (- 4)) (<= (- c_ULTIMATE.start_main_~len~5 (- v_b_23_1)) 9) (<= (- (- c_ULTIMATE.start_main_~len~5) v_b_23_1) (- 3)) (<= (- c_ULTIMATE.start_main_~len~5 v_b_24_1) 3) (<= (- (- v_b_23_1) (- v_b_24_1)) 4) (<= c_ULTIMATE.start_main_~len~5 5) (or (= 0 (select c_ULTIMATE.start_main_~a~5 v_idx_62)) (<= v_b_24_1 v_idx_62) (< v_idx_62 v_b_23_1)) (<= (- c_ULTIMATE.start_main_~len~5 (- c_ULTIMATE.start_main_~len~5)) 10) (<= (- v_b_23_1 v_b_24_1) 2) (<= (- (- v_b_24_1) v_b_24_1) (- 4)) (<= v_b_24_1 5) (or (<= v_b_23_1 v_idx_61) (= v_v_318_1 (select c_ULTIMATE.start_main_~a~5 v_idx_61))) (<= 2 c_ULTIMATE.start_main_~len~5) (<= 1 v_b_23_1) (<= (- (- c_ULTIMATE.start_main_~len~5) (- v_b_23_1)) 2) (<= v_b_23_1 4) (<= (- (- v_b_23_1) v_b_24_1) (- 3)) (<= (- v_b_23_1 (- v_b_23_1)) 8) (<= (- (- c_ULTIMATE.start_main_~len~5) v_b_24_1) (- 4)) (<= (- v_b_24_1 (- v_b_24_1)) 10)))) (forall ((v_idx_58 Int) (v_idx_59 Int) (v_idx_60 Int)) (exists ((v_v_315_1 Int) (v_v_317_1 Int)) (and (<= 1 c_ULTIMATE.start_main_~len~5) (or (<= 0 v_idx_58) (= v_v_315_1 (select c_ULTIMATE.start_main_~a~5 v_idx_58))) (or (<= c_ULTIMATE.start_main_~len~5 v_idx_59) (< v_idx_59 0) (= 0 (select c_ULTIMATE.start_main_~a~5 v_idx_59))) (<= 2 (* 2 c_ULTIMATE.start_main_~len~5)) (<= (- c_ULTIMATE.start_main_~len~5 (- c_ULTIMATE.start_main_~len~5)) 2) (<= (- (- c_ULTIMATE.start_main_~len~5) c_ULTIMATE.start_main_~len~5) (- 2)) (<= c_ULTIMATE.start_main_~len~5 1) (or (= v_v_317_1 (select c_ULTIMATE.start_main_~a~5 v_idx_60)) (< v_idx_60 c_ULTIMATE.start_main_~len~5)) (<= (* 2 c_ULTIMATE.start_main_~len~5) 2)))))} [2019-01-07 19:58:25,396 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-07 19:58:25,414 WARN L268 ngHoareTripleChecker]: -- [2019-01-07 19:58:25,415 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-07 19:58:27,501 WARN L181 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 47 [2019-01-07 19:58:27,502 WARN L270 ngHoareTripleChecker]: Pre: {2147483627#(or (forall ((v_idx_56 Int) (v_idx_57 Int) (v_idx_55 Int)) (exists ((v_v_310_1 Int) (v_v_312_1 Int) (v_b_19_1 Int) (v_b_20_1 Int)) (and (<= 1 ULTIMATE.start_main_~len~5) (or (<= v_b_19_1 v_idx_55) (= v_v_310_1 (select ULTIMATE.start_main_~a~5 v_idx_55))) (<= (- ULTIMATE.start_main_~len~5 (- ULTIMATE.start_main_~len~5)) 8) (or (<= v_b_20_1 v_idx_56) (= 0 (select ULTIMATE.start_main_~a~5 v_idx_56)) (< v_idx_56 v_b_19_1)) (<= ULTIMATE.start_main_~len~5 4) (<= (- (- ULTIMATE.start_main_~len~5) ULTIMATE.start_main_~len~5) (- 2)) (or (= v_v_312_1 (select ULTIMATE.start_main_~a~5 v_idx_57)) (< v_idx_57 v_b_20_1))))) (forall ((v_idx_54 Int)) (exists ((v_v_2_1 Int)) (and (<= (- (- ULTIMATE.start_main_~len~5) ULTIMATE.start_main_~len~5) 0) (<= (- ULTIMATE.start_main_~len~5 (- ULTIMATE.start_main_~len~5)) 0) (= v_v_2_1 (select ULTIMATE.start_main_~a~5 v_idx_54))))))} [2019-01-07 19:58:27,502 WARN L274 ngHoareTripleChecker]: Action: assume !!(main_#t~nondet0 % 256 != 0);havoc main_#t~nondet0;assume !(main_~len~5 % 4294967296 == 4);main_~a~5 := main_~a~5[main_~len~5 % 4294967296 := 0];main_#t~post1 := main_~len~5;main_~len~5 := main_#t~post1 + 1;havoc main_#t~post1; [2019-01-07 19:58:27,502 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (not (= 4 (mod c_ULTIMATE.start_main_~len~5 4294967296))) (= c_ULTIMATE.start_main_~a~5_primed (store c_ULTIMATE.start_main_~a~5 (mod c_ULTIMATE.start_main_~len~5 4294967296) 0)) (not (= 0 (mod |c_ULTIMATE.start_main_#t~nondet0| 256))) (= (+ c_ULTIMATE.start_main_~len~5 1) c_ULTIMATE.start_main_~len~5_primed)) [2019-01-07 19:58:29,707 WARN L181 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 111 [2019-01-07 19:58:29,707 WARN L276 ngHoareTripleChecker]: Post: {2147483626#(or (forall ((v_idx_63 Int) (v_idx_61 Int) (v_idx_62 Int)) (exists ((v_b_23_1 Int) (v_v_320_1 Int) (v_b_24_1 Int) (v_v_318_1 Int)) (and (<= (- ULTIMATE.start_main_~len~5 (- v_b_24_1)) 10) (<= (- v_b_23_1 (- v_b_24_1)) 9) (<= (- ULTIMATE.start_main_~len~5 v_b_23_1) 4) (<= (- (- v_b_23_1) v_b_23_1) (- 2)) (<= (- (- ULTIMATE.start_main_~len~5) (- v_b_24_1)) 3) (<= 2 v_b_24_1) (or (< v_idx_63 v_b_24_1) (= v_v_320_1 (select ULTIMATE.start_main_~a~5 v_idx_63))) (<= (- (- ULTIMATE.start_main_~len~5) ULTIMATE.start_main_~len~5) (- 4)) (<= (- ULTIMATE.start_main_~len~5 (- v_b_23_1)) 9) (<= (- (- ULTIMATE.start_main_~len~5) v_b_23_1) (- 3)) (<= (- ULTIMATE.start_main_~len~5 v_b_24_1) 3) (<= (- (- v_b_23_1) (- v_b_24_1)) 4) (<= ULTIMATE.start_main_~len~5 5) (or (= 0 (select ULTIMATE.start_main_~a~5 v_idx_62)) (<= v_b_24_1 v_idx_62) (< v_idx_62 v_b_23_1)) (<= (- ULTIMATE.start_main_~len~5 (- ULTIMATE.start_main_~len~5)) 10) (<= (- v_b_23_1 v_b_24_1) 2) (<= (- (- v_b_24_1) v_b_24_1) (- 4)) (<= v_b_24_1 5) (or (<= v_b_23_1 v_idx_61) (= v_v_318_1 (select ULTIMATE.start_main_~a~5 v_idx_61))) (<= 2 ULTIMATE.start_main_~len~5) (<= 1 v_b_23_1) (<= (- (- ULTIMATE.start_main_~len~5) (- v_b_23_1)) 2) (<= v_b_23_1 4) (<= (- (- v_b_23_1) v_b_24_1) (- 3)) (<= (- v_b_23_1 (- v_b_23_1)) 8) (<= (- (- ULTIMATE.start_main_~len~5) v_b_24_1) (- 4)) (<= (- v_b_24_1 (- v_b_24_1)) 10)))) (forall ((v_idx_58 Int) (v_idx_59 Int) (v_idx_60 Int)) (exists ((v_v_315_1 Int) (v_v_317_1 Int)) (and (<= 1 ULTIMATE.start_main_~len~5) (or (<= 0 v_idx_58) (= v_v_315_1 (select ULTIMATE.start_main_~a~5 v_idx_58))) (or (<= ULTIMATE.start_main_~len~5 v_idx_59) (< v_idx_59 0) (= 0 (select ULTIMATE.start_main_~a~5 v_idx_59))) (<= 2 (* 2 ULTIMATE.start_main_~len~5)) (<= (- ULTIMATE.start_main_~len~5 (- ULTIMATE.start_main_~len~5)) 2) (<= (- (- ULTIMATE.start_main_~len~5) ULTIMATE.start_main_~len~5) (- 2)) (<= ULTIMATE.start_main_~len~5 1) (or (= v_v_317_1 (select ULTIMATE.start_main_~a~5 v_idx_60)) (< v_idx_60 ULTIMATE.start_main_~len~5)) (<= (* 2 ULTIMATE.start_main_~len~5) 2)))))} [2019-01-07 19:58:32,322 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-07 19:58:32,342 INFO L272 AbstractInterpreter]: Visited 5 different actions 35 times. Merged at 3 different actions 20 times. Widened at 2 different actions 7 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-01-07 19:58:32,344 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-07 19:58:32,346 INFO L168 Benchmark]: Toolchain (without parser) took 28493.31 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 24.6 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 399.2 MB). Peak memory consumption was 423.8 MB. Max. memory is 7.1 GB. [2019-01-07 19:58:32,348 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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 19:58:32,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.48 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 19:58:32,351 INFO L168 Benchmark]: Boogie Preprocessor took 24.31 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 19:58:32,353 INFO L168 Benchmark]: RCFGBuilder took 420.87 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 19:58:32,354 INFO L168 Benchmark]: Abstract Interpretation took 28006.55 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 24.6 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 378.0 MB). Peak memory consumption was 402.7 MB. Max. memory is 7.1 GB. [2019-01-07 19:58:32,359 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 0.22 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 37.48 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 24.31 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 420.87 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 28006.55 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 24.6 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 378.0 MB). Peak memory consumption was 402.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 42]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L12] havoc main_#res; [L13] havoc main_#t~post1, main_#t~nondet0, main_~a~5, main_~len~5, main_~i~5; [L14] havoc main_~a~5; [L15] main_~len~5 := 0; [L16] havoc main_~i~5; [L33] assume !!(main_#t~nondet0 % 256 != 0); [L34] havoc main_#t~nondet0; [L35] assume !(main_~len~5 % 4294967296 == 4); [L36] main_~a~5 := main_~a~5[main_~len~5 % 4294967296 := 0]; [L37] main_#t~post1 := main_~len~5; [L38] main_~len~5 := main_#t~post1 + 1; [L39] havoc main_#t~post1; [L33] assume !!(main_#t~nondet0 % 256 != 0); [L34] havoc main_#t~nondet0; [L35] assume !(main_~len~5 % 4294967296 == 4); [L36] main_~a~5 := main_~a~5[main_~len~5 % 4294967296 := 0]; [L37] main_#t~post1 := main_~len~5; [L38] main_~len~5 := main_#t~post1 + 1; [L39] havoc main_#t~post1; [L33] assume !!(main_#t~nondet0 % 256 != 0); [L34] havoc main_#t~nondet0; [L35] assume !(main_~len~5 % 4294967296 == 4); [L36] main_~a~5 := main_~a~5[main_~len~5 % 4294967296 := 0]; [L37] main_#t~post1 := main_~len~5; [L38] main_~len~5 := main_#t~post1 + 1; [L39] havoc main_#t~post1; [L33] assume !!(main_#t~nondet0 % 256 != 0); [L34] havoc main_#t~nondet0; [L35] assume !(main_~len~5 % 4294967296 == 4); [L36] main_~a~5 := main_~a~5[main_~len~5 % 4294967296 := 0]; [L37] main_#t~post1 := main_~len~5; [L38] main_~len~5 := main_#t~post1 + 1; [L39] havoc main_#t~post1; [L33] assume !!(main_#t~nondet0 % 256 != 0); [L34] havoc main_#t~nondet0; [L35] assume !(main_~len~5 % 4294967296 == 4); [L36] main_~a~5 := main_~a~5[main_~len~5 % 4294967296 := 0]; [L37] main_#t~post1 := main_~len~5; [L38] main_~len~5 := main_#t~post1 + 1; [L39] havoc main_#t~post1; [L24] assume !(main_#t~nondet0 % 256 != 0); [L25] havoc main_#t~nondet0; [L26] __VERIFIER_assert_#in~cond := (if main_~len~5 % 4294967296 >= 0 && main_~len~5 % 4294967296 < 5 then 1 else 0); [L27] havoc __VERIFIER_assert_~cond; [L28] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L29] assume __VERIFIER_assert_~cond == 0; [L30] assume !false; [L42] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...