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/toy/tooDifficultLoopInvariant/ValueTerminatedArrayIteration01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4b9831f [2018-12-23 15:27:11,081 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-23 15:27:11,083 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-23 15:27:11,101 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-23 15:27:11,101 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-23 15:27:11,102 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-23 15:27:11,104 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-23 15:27:11,106 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-23 15:27:11,109 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-23 15:27:11,110 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-23 15:27:11,113 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-12-23 15:27:11,155 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 [2018-12-23 15:27:11,179 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-23 15:27:11,180 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-23 15:27:11,184 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-23 15:27:11,184 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-23 15:27:11,184 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-23 15:27:11,185 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-23 15:27:11,185 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2018-12-23 15:27:11,185 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-23 15:27:11,185 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-23 15:27:11,185 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2018-12-23 15:27:11,186 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-23 15:27:11,186 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-23 15:27:11,186 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-23 15:27:11,187 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-23 15:27:11,187 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-23 15:27:11,187 INFO L133 SettingsManager]: * Use SBE=true [2018-12-23 15:27:11,187 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-23 15:27:11,187 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-23 15:27:11,190 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-23 15:27:11,190 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-23 15:27:11,190 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-23 15:27:11,190 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-23 15:27:11,190 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-23 15:27:11,191 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-23 15:27:11,191 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-23 15:27:11,191 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-23 15:27:11,191 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-23 15:27:11,191 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-23 15:27:11,192 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-23 15:27:11,192 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-23 15:27:11,192 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-23 15:27:11,192 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-23 15:27:11,192 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-23 15:27:11,192 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-23 15:27:11,197 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-23 15:27:11,197 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-23 15:27:11,197 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-23 15:27:11,197 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-23 15:27:11,198 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-23 15:27:11,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-23 15:27:11,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-23 15:27:11,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-23 15:27:11,262 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-23 15:27:11,263 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-23 15:27:11,263 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ValueTerminatedArrayIteration01.bpl [2018-12-23 15:27:11,264 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ValueTerminatedArrayIteration01.bpl' [2018-12-23 15:27:11,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-23 15:27:11,305 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-23 15:27:11,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-23 15:27:11,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-23 15:27:11,306 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-23 15:27:11,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,345 WARN L165 Inliner]: Program contained no entry procedure! [2018-12-23 15:27:11,345 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-12-23 15:27:11,345 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-12-23 15:27:11,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-23 15:27:11,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-23 15:27:11,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-23 15:27:11,349 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-23 15:27:11,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-23 15:27:11,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-23 15:27:11,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-23 15:27:11,375 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-23 15:27:11,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.12 03:27:11" (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 [2018-12-23 15:27:11,455 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-12-23 15:27:11,455 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-23 15:27:11,456 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-23 15:27:11,805 INFO L272 CfgBuilder]: Using library mode [2018-12-23 15:27:11,805 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-23 15:27:11,806 INFO L202 PluginConnector]: Adding new model ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:27:11 BoogieIcfgContainer [2018-12-23 15:27:11,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-23 15:27:11,807 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-23 15:27:11,807 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-23 15:27:11,807 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-23 15:27:11,808 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:27:11" (1/1) ... [2018-12-23 15:27:11,858 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-23 15:27:26,483 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2018-12-23 15:27:26,484 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2018-12-23 15:27:26,485 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-23 15:27:26,485 WARN L223 ngHoareTripleChecker]: -- [2018-12-23 15:27:26,486 WARN L224 ngHoareTripleChecker]: Pre: {2147483617#(or (forall ((v_idx_137 Int) (v_idx_138 Int) (v_idx_139 Int) (v_idx_140 Int)) (exists ((v_v_262_1 Int) (v_b_23_1 Int) (v_b_22_1 Int) (v_v_263_1 Int) (v_v_261_1 Int) (v_v_118_1 Int)) (and (<= (- (- v_b_23_1) v_b_23_1) (- 2)) (<= (- v_b_22_1 v_b_23_1) (- 1)) (<= (- v_b_23_1 c_end) 3) (<= (- v_b_22_1 (- v_b_22_1)) 4) (<= (- c_i (- c_i)) 4) (<= (- (- v_b_22_1) c_i) 0) (<= (- (- c_i) v_v_262_1) (- 42)) (<= (- v_b_23_1 (- c_i)) 5) (= (select |c_old(a)| v_idx_140) v_v_118_1) (<= (- v_b_22_1 (- v_b_23_1)) 5) (<= (- v_b_22_1 (- v_v_262_1)) 44) (<= (- (- c_i) c_i) 0) (<= (- (- v_b_22_1) (- c_i)) 0) (<= (- (- c_end) c_i) 0) (<= (- (- v_b_22_1) v_b_23_1) (- 1)) (<= (- (- v_b_22_1) c_end) 0) (<= (- v_b_23_1 (- v_v_262_1)) 45) (<= (- v_b_22_1 (- c_i)) 4) (or (<= v_b_22_1 v_idx_137) (= (select c_a v_idx_137) v_v_261_1)) (<= (- v_b_23_1 (- v_b_23_1)) 6) (<= (- v_b_22_1 c_end) 2) (<= (- (- c_end) v_v_262_1) (- 42)) (<= (- (- v_b_22_1) (- v_v_262_1)) 42) (<= (- (- c_end) c_end) 0) (<= (- (- c_end) (- v_v_262_1)) 42) (<= (- (- v_b_22_1) v_b_22_1) 0) (<= (- v_b_22_1 v_v_262_1) (- 40)) (<= (- (- c_end) (- c_i)) 2) (<= (- v_b_22_1 c_i) 0) (<= (- (- v_v_262_1) v_v_262_1) (- 84)) (<= (- (- v_b_23_1) c_i) (- 1)) (<= (- c_i (- v_v_262_1)) 44) (or (= (select c_a v_idx_138) v_v_262_1) (<= v_b_23_1 v_idx_138) (< v_idx_138 v_b_22_1)) (<= (- (- v_b_23_1) c_end) (- 1)) (<= (- (- v_b_23_1) (- v_v_262_1)) 41) (<= (- (- v_b_22_1) (- v_b_23_1)) 1) (<= (- c_i v_v_262_1) (- 40)) (<= (- v_b_23_1 v_v_262_1) (- 39)) (<= (- (- v_b_23_1) v_v_262_1) (- 43)) (<= (- v_v_262_1 (- v_v_262_1)) 84) (<= (- v_b_23_1 c_i) 1) (<= (- (- v_b_22_1) v_v_262_1) (- 42)) (or (< v_idx_139 v_b_23_1) (= (select c_a v_idx_139) v_v_263_1)) (<= (- (- v_b_23_1) (- c_i)) (- 1)) (<= (- (- c_i) (- v_v_262_1)) 42)))) (forall ((v_idx_135 Int) (v_idx_136 Int) (v_idx_133 Int) (v_idx_134 Int)) (exists ((v_b_14_1 Int) (v_b_15_1 Int) (v_v_1_1 Int) (v_v_123_1 Int) (v_v_124_1 Int) (v_v_122_1 Int)) (and (<= (- c_i (- c_i)) 2) (<= (- (- c_end) (- c_i)) 1) (<= (- v_b_15_1 (- c_i)) 3) (<= (- v_b_15_1 v_v_123_1) (- 40)) (or (= (select c_a v_idx_136) v_v_124_1) (< v_idx_136 v_b_15_1)) (<= (- (- v_b_14_1) c_end) (- 1)) (<= (- (- v_b_14_1) c_i) (- 2)) (= v_v_1_1 (select |c_old(a)| v_idx_133)) (<= (- v_b_15_1 c_i) 1) (<= (- (- c_i) c_i) (- 2)) (<= (- c_i v_v_123_1) (- 41)) (<= (- v_b_14_1 v_v_123_1) (- 41)) (<= (- (- v_b_14_1) v_b_14_1) (- 2)) (<= (- v_b_14_1 (- v_b_14_1)) 2) (or (<= v_b_15_1 v_idx_135) (< v_idx_135 v_b_14_1) (= (select c_a v_idx_135) v_v_123_1)) (<= (- (- v_b_14_1) (- c_i)) 0) (<= (- (- v_b_15_1) v_v_123_1) (- 44)) (<= (- c_i (- v_v_123_1)) 43) (<= (- v_b_14_1 (- v_b_15_1)) 3) (or (= (select c_a v_idx_134) v_v_122_1) (<= v_b_14_1 v_idx_134)) (<= (- (- c_end) c_end) 0) (<= (- (- c_end) (- v_v_123_1)) 42) (<= (- (- c_end) v_v_123_1) (- 42)) (<= (- (- v_b_15_1) c_i) (- 3)) (<= (- (- v_v_123_1) v_v_123_1) (- 84)) (<= (- (- v_b_14_1) (- v_b_15_1)) 1) (<= (- (- c_end) c_i) (- 1)) (<= (- (- c_i) (- v_v_123_1)) 41) (<= (- (- v_b_15_1) (- c_i)) (- 1)) (<= (- v_b_14_1 c_end) 1) (<= (- v_b_14_1 c_i) 0) (<= (- (- v_b_15_1) (- v_v_123_1)) 40) (<= (- (- v_b_14_1) (- v_v_123_1)) 41) (<= (- v_b_14_1 (- c_i)) 2) (<= (- (- c_i) v_v_123_1) (- 43)) (<= (- (- v_b_14_1) v_b_15_1) (- 3)) (<= (- v_b_15_1 c_end) 2) (<= (- v_b_14_1 v_b_15_1) (- 1)) (<= (- v_b_15_1 (- v_b_15_1)) 4) (<= (- (- v_b_14_1) v_v_123_1) (- 43)) (<= (- v_b_15_1 (- v_v_123_1)) 44) (<= (- (- v_b_15_1) v_b_15_1) (- 4)) (<= (- (- v_b_15_1) c_end) (- 2)) (<= (- v_b_14_1 (- v_v_123_1)) 43) (<= (- v_v_123_1 (- v_v_123_1)) 84)))))} [2018-12-23 15:27:26,489 WARN L228 ngHoareTripleChecker]: Action: assume i <= end; [2018-12-23 15:27:26,490 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= c_i c_end) [2018-12-23 15:27:26,490 WARN L230 ngHoareTripleChecker]: Post: {2147483616#(forall ((v_idx_141 Int) (v_idx_144 Int) (v_idx_142 Int) (v_idx_143 Int)) (exists ((v_v_262_1 Int) (v_b_23_1 Int) (v_b_22_1 Int) (v_v_263_1 Int) (v_v_261_1 Int) (v_v_118_1 Int)) (and (<= (- (- v_b_23_1) v_b_23_1) (- 2)) (<= (- v_b_22_1 v_b_23_1) (- 1)) (<= (- v_b_23_1 c_end) 1) (<= (- v_b_22_1 (- v_b_22_1)) 4) (<= (- (- c_end) (- c_i)) 0) (<= (- c_i (- c_i)) 4) (<= (- (- v_b_22_1) c_i) 0) (<= (- (- c_i) v_v_262_1) (- 42)) (<= (- v_b_23_1 (- c_i)) 5) (<= (- v_b_22_1 (- v_b_23_1)) 5) (<= (- v_b_22_1 (- v_v_262_1)) 44) (or (< v_idx_142 v_b_22_1) (= (select c_a v_idx_142) v_v_262_1) (<= v_b_23_1 v_idx_142)) (<= (- v_b_22_1 c_end) 0) (<= (- (- c_i) c_i) 0) (<= (- (- v_b_22_1) (- c_i)) 0) (<= (- (- c_end) c_i) 0) (<= (- (- v_b_22_1) v_b_23_1) (- 1)) (<= (- (- v_b_22_1) c_end) 0) (= v_v_118_1 (select |c_old(a)| v_idx_144)) (<= (- v_b_23_1 (- v_v_262_1)) 45) (<= (- v_b_22_1 (- c_i)) 4) (<= (- v_b_23_1 (- v_b_23_1)) 6) (<= (- (- c_end) v_v_262_1) (- 42)) (<= (- (- v_b_22_1) (- v_v_262_1)) 42) (<= (- (- c_end) c_end) 0) (<= (- (- c_end) (- v_v_262_1)) 42) (<= (- (- v_b_22_1) v_b_22_1) 0) (<= (- v_b_22_1 v_v_262_1) (- 40)) (<= (- v_b_22_1 c_i) 0) (<= (- (- v_v_262_1) v_v_262_1) (- 84)) (<= (- (- v_b_23_1) c_i) (- 1)) (<= (- c_i (- v_v_262_1)) 44) (or (<= v_b_22_1 v_idx_141) (= (select c_a v_idx_141) v_v_261_1)) (<= (- (- v_b_23_1) c_end) (- 1)) (<= (- (- v_b_23_1) (- v_v_262_1)) 41) (<= (- (- v_b_22_1) (- v_b_23_1)) 1) (<= (- c_i v_v_262_1) (- 40)) (<= (- v_b_23_1 v_v_262_1) (- 39)) (<= (- (- v_b_23_1) v_v_262_1) (- 43)) (<= (- v_v_262_1 (- v_v_262_1)) 84) (or (< v_idx_143 v_b_23_1) (= (select c_a v_idx_143) v_v_263_1)) (<= (- v_b_23_1 c_i) 1) (<= (- (- v_b_22_1) v_v_262_1) (- 42)) (<= (- (- v_b_23_1) (- c_i)) (- 1)) (<= (- (- c_i) (- v_v_262_1)) 42))))} [2018-12-23 15:27:26,490 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-23 15:27:26,506 WARN L268 ngHoareTripleChecker]: -- [2018-12-23 15:27:26,506 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-23 15:27:32,711 WARN L181 SmtUtils]: Spent 6.20 s on a formula simplification. DAG size of input: 252 DAG size of output: 138 [2018-12-23 15:27:32,712 WARN L270 ngHoareTripleChecker]: Pre: {2147483617#(forall ((v_idx_137 Int) (v_idx_138 Int) (v_idx_139 Int) (v_idx_140 Int)) (exists ((v_v_262_1 Int) (v_b_23_1 Int) (v_b_22_1 Int) (v_v_263_1 Int) (v_v_261_1 Int) (v_v_118_1 Int)) (and (<= (- (- v_b_23_1) v_b_23_1) (- 2)) (<= (- v_b_22_1 v_b_23_1) (- 1)) (<= (- v_b_23_1 end) 3) (<= (- v_b_22_1 (- v_b_22_1)) 4) (<= (- i (- i)) 4) (<= (- (- v_b_22_1) i) 0) (<= (- (- i) v_v_262_1) (- 42)) (<= (- v_b_23_1 (- i)) 5) (= (select |old(a)| v_idx_140) v_v_118_1) (<= (- v_b_22_1 (- v_b_23_1)) 5) (<= (- v_b_22_1 (- v_v_262_1)) 44) (<= (- (- i) i) 0) (<= (- (- v_b_22_1) (- i)) 0) (<= (- (- end) i) 0) (<= (- (- v_b_22_1) v_b_23_1) (- 1)) (<= (- (- v_b_22_1) end) 0) (<= (- v_b_23_1 (- v_v_262_1)) 45) (<= (- v_b_22_1 (- i)) 4) (or (<= v_b_22_1 v_idx_137) (= (select a v_idx_137) v_v_261_1)) (<= (- v_b_23_1 (- v_b_23_1)) 6) (<= (- v_b_22_1 end) 2) (<= (- (- end) v_v_262_1) (- 42)) (<= (- (- v_b_22_1) (- v_v_262_1)) 42) (<= (- (- end) end) 0) (<= (- (- end) (- v_v_262_1)) 42) (<= (- (- v_b_22_1) v_b_22_1) 0) (<= (- v_b_22_1 v_v_262_1) (- 40)) (<= (- (- end) (- i)) 2) (<= (- v_b_22_1 i) 0) (<= (- (- v_v_262_1) v_v_262_1) (- 84)) (<= (- (- v_b_23_1) i) (- 1)) (<= (- i (- v_v_262_1)) 44) (or (= (select a v_idx_138) v_v_262_1) (<= v_b_23_1 v_idx_138) (< v_idx_138 v_b_22_1)) (<= (- (- v_b_23_1) end) (- 1)) (<= (- (- v_b_23_1) (- v_v_262_1)) 41) (<= (- (- v_b_22_1) (- v_b_23_1)) 1) (<= (- i v_v_262_1) (- 40)) (<= (- v_b_23_1 v_v_262_1) (- 39)) (<= (- (- v_b_23_1) v_v_262_1) (- 43)) (<= (- v_v_262_1 (- v_v_262_1)) 84) (<= (- v_b_23_1 i) 1) (<= (- (- v_b_22_1) v_v_262_1) (- 42)) (or (< v_idx_139 v_b_23_1) (= (select a v_idx_139) v_v_263_1)) (<= (- (- v_b_23_1) (- i)) (- 1)) (<= (- (- i) (- v_v_262_1)) 42))))} [2018-12-23 15:27:32,712 WARN L274 ngHoareTripleChecker]: Action: assume i <= end; [2018-12-23 15:27:32,713 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= c_i c_end)