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/invert_string.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f57a05f [2019-01-07 19:57:48,827 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-07 19:57:48,829 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-07 19:57:48,846 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-07 19:57:48,847 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-07 19:57:48,848 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-07 19:57:48,849 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-07 19:57:48,852 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-07 19:57:48,854 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-07 19:57:48,854 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-07 19:57:48,855 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-07 19:57:48,856 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-07 19:57:48,857 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-07 19:57:48,860 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-07 19:57:48,867 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-07 19:57:48,867 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-07 19:57:48,868 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-07 19:57:48,874 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-07 19:57:48,880 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-07 19:57:48,882 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-07 19:57:48,884 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-07 19:57:48,886 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-07 19:57:48,888 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-01-07 19:57:48,907 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 19:57:48,934 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-07 19:57:48,934 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-07 19:57:48,935 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-07 19:57:48,935 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-07 19:57:48,935 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-07 19:57:48,936 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-07 19:57:48,936 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-07 19:57:48,936 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-07 19:57:48,936 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-07 19:57:48,937 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-07 19:57:48,937 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-07 19:57:48,937 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-07 19:57:48,937 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-07 19:57:48,938 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-07 19:57:48,938 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-07 19:57:48,938 INFO L133 SettingsManager]: * Use SBE=true [2019-01-07 19:57:48,940 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-07 19:57:48,940 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-07 19:57:48,940 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-07 19:57:48,940 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-07 19:57:48,941 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-07 19:57:48,941 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-07 19:57:48,941 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-07 19:57:48,941 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-07 19:57:48,941 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-07 19:57:48,941 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-07 19:57:48,942 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-07 19:57:48,942 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-07 19:57:48,942 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-07 19:57:48,943 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-07 19:57:48,943 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-07 19:57:48,943 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-07 19:57:48,943 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-07 19:57:48,943 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-07 19:57:48,944 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-07 19:57:48,944 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-07 19:57:48,944 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-07 19:57:48,944 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-07 19:57:48,945 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-07 19:57:48,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-07 19:57:49,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-07 19:57:49,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-07 19:57:49,014 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-07 19:57:49,014 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-07 19:57:49,015 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/invert_string.i_4.bpl [2019-01-07 19:57:49,016 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/invert_string.i_4.bpl' [2019-01-07 19:57:49,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-07 19:57:49,105 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-07 19:57:49,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-07 19:57:49,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-07 19:57:49,106 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-07 19:57:49,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-07 19:57:49,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-07 19:57:49,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-07 19:57:49,155 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-07 19:57:49,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-07 19:57:49,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-07 19:57:49,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-07 19:57:49,185 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-07 19:57:49,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:57:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-07 19:57:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-07 19:57:49,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-07 19:57:49,691 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-07 19:57:49,692 INFO L286 CfgBuilder]: Removed 3 assue(true) statements. [2019-01-07 19:57:49,693 INFO L202 PluginConnector]: Adding new model invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:57:49 BoogieIcfgContainer [2019-01-07 19:57:49,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-07 19:57:49,694 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-07 19:57:49,694 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-07 19:57:49,694 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-07 19:57:49,695 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "invert_string.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:57:49" (1/1) ... [2019-01-07 19:57:49,747 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-07 19:57:49,837 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-01-07 19:58:12,470 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-07 19:58:12,470 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-07 19:58:12,471 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-07 19:58:12,472 WARN L223 ngHoareTripleChecker]: -- [2019-01-07 19:58:12,472 WARN L224 ngHoareTripleChecker]: Pre: {2147483629#(or (forall ((v_idx_76 Int) (v_idx_75 Int)) (exists ((v_v_4_1 Int) (v_v_5_1 Int)) (and (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~cont~6) 4294967295) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~MAX~6) 8589934592) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~i~6) 0) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~i~6) 4294967296) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~i~6)) 4294967296) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~cont~6) 4294967296) (<= (- c_ULTIMATE.start_main_~i~6 (- c_ULTIMATE.start_main_~i~6)) 0) (<= (- (- c_ULTIMATE.start_main_~cont~6) (- c_ULTIMATE.start_main_~i~6)) 0) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~MAX~6)) 8589934590) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~cont~6)) 4294967296) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~i~6)) 4294967295) (<= (- (- c_ULTIMATE.start_main_~i~6) c_ULTIMATE.start_main_~i~6) 0) (= v_v_4_1 (select c_ULTIMATE.start_main_~str1~6 v_idx_76)) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~cont~6)) 0) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~i~6)) 0) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~cont~6)) 4294967295) (= v_v_5_1 (select c_ULTIMATE.start_main_~str2~6 v_idx_75)) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~cont~6) 0) (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6) 4294967295) (<= (- c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~i~6) 0)))) (forall ((v_idx_78 Int) (v_idx_79 Int) (v_idx_77 Int) (v_idx_80 Int)) (exists ((v_v_224_1 Int) (v_v_225_1 Int) (v_v_228_1 Int) (v_v_229_1 Int)) (and (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~cont~6) 4294967295) (<= 1 c_ULTIMATE.start_main_~MAX~6) (or (< v_idx_80 c_ULTIMATE.start_main_~i~6) (= v_v_228_1 (select c_ULTIMATE.start_main_~str1~6 v_idx_80))) (<= (- c_ULTIMATE.start_main_~MAX~6 (- v_v_229_1)) 4294967422) (<= (- c_ULTIMATE.start_main_~cont~6 (- v_v_229_1)) 127) (<= 2 (* 2 c_ULTIMATE.start_main_~i~6)) (<= (- (- c_ULTIMATE.start_main_~cont~6) (- c_ULTIMATE.start_main_~i~6)) 2) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- v_v_229_1)) 126) (<= (- (- c_ULTIMATE.start_main_~i~6) c_ULTIMATE.start_main_~i~6) (- 2)) (<= (+ c_ULTIMATE.start_main_~cont~6 1) c_ULTIMATE.start_main_~i~6) (<= (- c_ULTIMATE.start_main_~i~6 (- v_v_229_1)) 129) (or (= v_v_225_1 (select c_ULTIMATE.start_main_~str1~6 v_idx_78)) (<= 0 v_idx_78)) (<= c_ULTIMATE.start_main_~i~6 2) (<= c_ULTIMATE.start_main_~cont~6 0) (<= c_ULTIMATE.start_main_~i~6 (+ v_v_229_1 130)) (<= 0 (+ v_v_229_1 c_ULTIMATE.start_main_~i~6 127)) (<= (- c_ULTIMATE.start_main_~i~6 (- c_ULTIMATE.start_main_~i~6)) 4) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~cont~6) 0) (<= 0 c_ULTIMATE.start_main_~cont~6) (<= (+ c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6) 4294967297) (<= c_ULTIMATE.start_main_~i~6 c_ULTIMATE.start_main_~MAX~6) (<= (- c_ULTIMATE.start_main_~MAX~6 v_v_229_1) 4294967423) (<= (- (- c_ULTIMATE.start_main_~i~6) (- v_v_229_1)) 126) (<= (- c_ULTIMATE.start_main_~i~6 v_v_229_1) 130) (<= v_v_229_1 127) (<= (+ v_v_229_1 c_ULTIMATE.start_main_~i~6) 129) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~i~6) (- 2)) (= v_v_224_1 (select c_ULTIMATE.start_main_~str2~6 v_idx_77)) (<= (- c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~i~6) (- 1)) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~cont~6) (- 1)) (<= c_ULTIMATE.start_main_~MAX~6 (+ c_ULTIMATE.start_main_~i~6 4294967294)) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~i~6)) 4294967297) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~cont~6)) 0) (<= (- (- v_v_229_1) v_v_229_1) 256) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~cont~6)) 4294967295) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~MAX~6) (- 2)) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~i~6)) 2) (<= 0 (+ v_v_229_1 128)) (<= (- (- c_ULTIMATE.start_main_~MAX~6) v_v_229_1) 127) (or (= (select c_ULTIMATE.start_main_~str1~6 v_idx_79) v_v_229_1) (< v_idx_79 0) (<= c_ULTIMATE.start_main_~i~6 v_idx_79)) (<= c_ULTIMATE.start_main_~MAX~6 4294967295) (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6) 4294967294) (<= 1 c_ULTIMATE.start_main_~i~6) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~MAX~6)) 8589934590) (<= (- v_v_229_1 (- v_v_229_1)) 254) (<= (- (- c_ULTIMATE.start_main_~cont~6) (- v_v_229_1)) 127) (<= 2 (+ c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6)) (<= c_ULTIMATE.start_main_~i~6 (+ c_ULTIMATE.start_main_~cont~6 2)) (<= (- (- c_ULTIMATE.start_main_~i~6) v_v_229_1) 127) (<= (+ c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~i~6) 2) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~i~6) (- 1)) (<= 1 (+ c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~i~6)) (<= (* 2 c_ULTIMATE.start_main_~i~6) 4) (<= (- (- c_ULTIMATE.start_main_~cont~6) v_v_229_1) 128) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~i~6)) 0) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~cont~6)) (- 1)) (<= v_v_229_1 (+ c_ULTIMATE.start_main_~i~6 126)) (<= (- c_ULTIMATE.start_main_~cont~6 v_v_229_1) 128)))))} [2019-01-07 19:58:12,475 WARN L228 ngHoareTripleChecker]: Action: assume !(main_~i~6 < main_~MAX~6);main_~str1~6 := main_~str1~6[main_~MAX~6 - 1 := 0];main_~j~6 := 0;main_~i~6 := main_~MAX~6 - 1; [2019-01-07 19:58:12,476 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (not (< c_ULTIMATE.start_main_~i~6 c_ULTIMATE.start_main_~MAX~6)) (= c_ULTIMATE.start_main_~str1~6_primed (store c_ULTIMATE.start_main_~str1~6 (+ c_ULTIMATE.start_main_~MAX~6 (- 1)) 0)) (= c_ULTIMATE.start_main_~j~6_primed 0) (= c_ULTIMATE.start_main_~i~6_primed (+ c_ULTIMATE.start_main_~MAX~6 (- 1)))) [2019-01-07 19:58:12,477 WARN L230 ngHoareTripleChecker]: Post: {2147483628#(or (forall ((v_idx_83 Int) (v_idx_84 Int) (v_idx_81 Int) (v_idx_82 Int)) (exists ((v_v_331_1 Int) (v_v_329_1 Int) (v_v_5_1 Int)) (and (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~MAX~6) 8589934592) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~j~6)) 0) (<= (+ c_ULTIMATE.start_main_~i~6 1) c_ULTIMATE.start_main_~MAX~6) (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6) 1) (<= c_ULTIMATE.start_main_~cont~6 (+ c_ULTIMATE.start_main_~MAX~6 4294967296)) (<= (+ c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~MAX~6) 0) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~i~6) 4294967297) (<= (- (- c_ULTIMATE.start_main_~j~6) c_ULTIMATE.start_main_~j~6) 0) (<= (- (- c_ULTIMATE.start_main_~i~6) c_ULTIMATE.start_main_~j~6) 4294967297) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~cont~6)) 4294967296) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~i~6)) (- 1)) (or (= 0 (select c_ULTIMATE.start_main_~str1~6 v_idx_83)) (< (+ v_idx_83 1) c_ULTIMATE.start_main_~MAX~6) (<= c_ULTIMATE.start_main_~MAX~6 v_idx_83)) (<= (- c_ULTIMATE.start_main_~j~6 (- c_ULTIMATE.start_main_~j~6)) 0) (<= c_ULTIMATE.start_main_~cont~6 0) (<= c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~cont~6) (= (select c_ULTIMATE.start_main_~str2~6 v_idx_81) v_v_5_1) (<= c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~j~6) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~j~6) 4294967296) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~i~6)) (- 1)) (<= (- c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~j~6) 0) (<= 0 (+ c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6 8589934593)) (<= (- c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~i~6) 4294967297) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~cont~6) 0) (<= 0 c_ULTIMATE.start_main_~j~6) (<= 0 c_ULTIMATE.start_main_~cont~6) (<= (- (- c_ULTIMATE.start_main_~cont~6) (- c_ULTIMATE.start_main_~j~6)) 0) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~i~6) 8589934593) (<= 0 (+ c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~MAX~6 4294967296)) (<= (- c_ULTIMATE.start_main_~i~6 (- c_ULTIMATE.start_main_~i~6)) (- 2)) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~MAX~6)) 0) (<= (- (- c_ULTIMATE.start_main_~i~6) (- c_ULTIMATE.start_main_~j~6)) 4294967297) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~cont~6)) 0) (<= c_ULTIMATE.start_main_~MAX~6 0) (<= (- (- c_ULTIMATE.start_main_~cont~6) (- c_ULTIMATE.start_main_~i~6)) (- 1)) (or (< v_idx_84 c_ULTIMATE.start_main_~MAX~6) (= v_v_331_1 (select c_ULTIMATE.start_main_~str1~6 v_idx_84))) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~j~6)) 4294967296) (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~cont~6) 0) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~j~6)) 0) (<= 0 (+ c_ULTIMATE.start_main_~MAX~6 4294967296)) (<= c_ULTIMATE.start_main_~j~6 0) (<= 0 (+ c_ULTIMATE.start_main_~j~6 c_ULTIMATE.start_main_~MAX~6 4294967296)) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~cont~6)) 0) (<= 0 (+ c_ULTIMATE.start_main_~i~6 4294967297)) (<= (+ c_ULTIMATE.start_main_~i~6 1) 0) (<= (- c_ULTIMATE.start_main_~i~6 c_ULTIMATE.start_main_~j~6) (- 1)) (<= (+ c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6 1) 0) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~cont~6) 4294967296) (or (= v_v_329_1 (select c_ULTIMATE.start_main_~str1~6 v_idx_82)) (<= c_ULTIMATE.start_main_~MAX~6 (+ v_idx_82 1))) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~i~6)) (- 1)) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~j~6) 0) (<= (- (- c_ULTIMATE.start_main_~i~6) c_ULTIMATE.start_main_~i~6) 8589934594) (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~j~6) 0) (<= (- c_ULTIMATE.start_main_~i~6 (- c_ULTIMATE.start_main_~j~6)) (- 1)) (<= (* 2 c_ULTIMATE.start_main_~MAX~6) 0) (<= c_ULTIMATE.start_main_~j~6 (+ c_ULTIMATE.start_main_~MAX~6 4294967296)) (<= c_ULTIMATE.start_main_~MAX~6 (+ c_ULTIMATE.start_main_~i~6 1)) (<= 0 (+ (* 2 c_ULTIMATE.start_main_~MAX~6) 8589934592)) (<= (+ c_ULTIMATE.start_main_~j~6 c_ULTIMATE.start_main_~MAX~6) 0)))) (forall ((v_idx_89 Int) (v_idx_87 Int) (v_idx_88 Int) (v_idx_85 Int) (v_idx_86 Int)) (exists ((v_v_332_1 Int) (v_v_224_1 Int) (v_v_225_1 Int) (v_v_228_1 Int)) (and (<= 1 c_ULTIMATE.start_main_~MAX~6) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~j~6)) 0) (<= (* 2 c_ULTIMATE.start_main_~MAX~6) 4) (<= c_ULTIMATE.start_main_~MAX~6 (+ v_v_332_1 130)) (<= (+ c_ULTIMATE.start_main_~i~6 1) c_ULTIMATE.start_main_~MAX~6) (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6) 1) (= (select c_ULTIMATE.start_main_~str2~6 v_idx_85) v_v_224_1) (<= 2 (* 2 c_ULTIMATE.start_main_~MAX~6)) (<= (- (- c_ULTIMATE.start_main_~j~6) c_ULTIMATE.start_main_~j~6) 0) (<= (- (- c_ULTIMATE.start_main_~cont~6) v_v_332_1) 128) (<= (- c_ULTIMATE.start_main_~MAX~6 v_v_332_1) 130) (<= c_ULTIMATE.start_main_~cont~6 0) (<= (- c_ULTIMATE.start_main_~j~6 (- c_ULTIMATE.start_main_~j~6)) 0) (<= (- c_ULTIMATE.start_main_~j~6 (- v_v_332_1)) 127) (<= (+ c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~MAX~6) 2) (<= (- (- c_ULTIMATE.start_main_~j~6) v_v_332_1) 128) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~j~6)) 2) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~i~6)) (- 1)) (<= (- (- v_v_332_1) v_v_332_1) 256) (<= (- (- c_ULTIMATE.start_main_~i~6) v_v_332_1) 128) (<= (+ c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6) 3) (<= (- c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~j~6) 0) (or (= v_v_225_1 (select c_ULTIMATE.start_main_~str1~6 v_idx_86)) (<= 0 v_idx_86)) (<= (- (- c_ULTIMATE.start_main_~i~6) c_ULTIMATE.start_main_~j~6) 0) (<= 0 c_ULTIMATE.start_main_~j~6) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~cont~6) 0) (<= (- c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~i~6) 0) (<= 0 c_ULTIMATE.start_main_~cont~6) (or (< v_idx_89 c_ULTIMATE.start_main_~MAX~6) (= v_v_228_1 (select c_ULTIMATE.start_main_~str1~6 v_idx_89))) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~j~6) (- 1)) (<= (+ c_ULTIMATE.start_main_~j~6 c_ULTIMATE.start_main_~MAX~6) 2) (<= 1 (+ c_ULTIMATE.start_main_~cont~6 c_ULTIMATE.start_main_~MAX~6)) (<= 0 (+ v_v_332_1 128)) (<= (- (- c_ULTIMATE.start_main_~cont~6) (- c_ULTIMATE.start_main_~j~6)) 0) (<= (- c_ULTIMATE.start_main_~j~6 v_v_332_1) 128) (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~cont~6) 2) (<= c_ULTIMATE.start_main_~i~6 1) (<= 0 c_ULTIMATE.start_main_~i~6) (<= 0 (+ v_v_332_1 c_ULTIMATE.start_main_~MAX~6 127)) (or (< (+ v_idx_88 1) c_ULTIMATE.start_main_~MAX~6) (<= c_ULTIMATE.start_main_~MAX~6 v_idx_88) (= 0 (select c_ULTIMATE.start_main_~str1~6 v_idx_88))) (<= (- c_ULTIMATE.start_main_~i~6 c_ULTIMATE.start_main_~j~6) 1) (<= v_v_332_1 (+ c_ULTIMATE.start_main_~MAX~6 126)) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~cont~6) (- 1)) (<= v_v_332_1 127) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~cont~6)) 0) (<= (+ c_ULTIMATE.start_main_~cont~6 1) c_ULTIMATE.start_main_~MAX~6) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~i~6)) 3) (<= (- v_v_332_1 (- v_v_332_1)) 254) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~MAX~6) (- 2)) (<= (- (- c_ULTIMATE.start_main_~i~6) (- c_ULTIMATE.start_main_~j~6)) 0) (<= (- (- c_ULTIMATE.start_main_~i~6) (- v_v_332_1)) 127) (<= 1 (+ c_ULTIMATE.start_main_~j~6 c_ULTIMATE.start_main_~MAX~6)) (<= (- c_ULTIMATE.start_main_~cont~6 (- c_ULTIMATE.start_main_~i~6)) 1) (<= c_ULTIMATE.start_main_~j~6 0) (<= (- c_ULTIMATE.start_main_~cont~6 (- v_v_332_1)) 127) (<= (- c_ULTIMATE.start_main_~MAX~6 (- v_v_332_1)) 129) (<= 1 (+ c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~i~6)) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~cont~6)) 2) (<= c_ULTIMATE.start_main_~MAX~6 (+ c_ULTIMATE.start_main_~j~6 2)) (<= (- c_ULTIMATE.start_main_~MAX~6 (- c_ULTIMATE.start_main_~MAX~6)) 4) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- v_v_332_1)) 126) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~j~6)) (- 1)) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~i~6) 0) (<= (- c_ULTIMATE.start_main_~i~6 (- c_ULTIMATE.start_main_~i~6)) 2) (or (<= c_ULTIMATE.start_main_~MAX~6 (+ v_idx_87 1)) (= v_v_332_1 (select c_ULTIMATE.start_main_~str1~6 v_idx_87)) (< v_idx_87 0)) (<= c_ULTIMATE.start_main_~MAX~6 (+ c_ULTIMATE.start_main_~cont~6 2)) (<= c_ULTIMATE.start_main_~MAX~6 2) (<= (- (- c_ULTIMATE.start_main_~cont~6) (- v_v_332_1)) 127) (<= (- (- c_ULTIMATE.start_main_~cont~6) (- c_ULTIMATE.start_main_~i~6)) 1) (<= (- (- c_ULTIMATE.start_main_~MAX~6) c_ULTIMATE.start_main_~i~6) (- 1)) (<= (- c_ULTIMATE.start_main_~MAX~6 c_ULTIMATE.start_main_~j~6) 2) (<= (- (- c_ULTIMATE.start_main_~cont~6) c_ULTIMATE.start_main_~j~6) 0) (<= (- (- c_ULTIMATE.start_main_~i~6) c_ULTIMATE.start_main_~i~6) 0) (<= (- (- c_ULTIMATE.start_main_~MAX~6) (- c_ULTIMATE.start_main_~cont~6)) (- 1)) (<= c_ULTIMATE.start_main_~MAX~6 (+ c_ULTIMATE.start_main_~i~6 1)) (<= (- (- c_ULTIMATE.start_main_~j~6) (- v_v_332_1)) 127) (<= (+ v_v_332_1 c_ULTIMATE.start_main_~MAX~6) 129) (<= (- c_ULTIMATE.start_main_~cont~6 v_v_332_1) 128) (<= (- c_ULTIMATE.start_main_~i~6 v_v_332_1) 129) (<= (+ c_ULTIMATE.start_main_~j~6 1) c_ULTIMATE.start_main_~MAX~6) (<= (- c_ULTIMATE.start_main_~i~6 (- c_ULTIMATE.start_main_~j~6)) 1) (<= (- (- c_ULTIMATE.start_main_~MAX~6) v_v_332_1) 127) (<= (- c_ULTIMATE.start_main_~i~6 (- v_v_332_1)) 128)))))} [2019-01-07 19:58:12,477 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-07 19:58:12,525 WARN L268 ngHoareTripleChecker]: -- [2019-01-07 19:58:12,525 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-07 19:58:14,808 WARN L181 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 178 [2019-01-07 19:58:14,808 WARN L270 ngHoareTripleChecker]: Pre: {2147483629#(or (forall ((v_idx_76 Int) (v_idx_75 Int)) (exists ((v_v_4_1 Int) (v_v_5_1 Int)) (and (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~cont~6) 4294967295) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~MAX~6) 8589934592) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~i~6) 0) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~i~6) 4294967296) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~i~6)) 4294967296) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~cont~6) 4294967296) (<= (- ULTIMATE.start_main_~i~6 (- ULTIMATE.start_main_~i~6)) 0) (<= (- (- ULTIMATE.start_main_~cont~6) (- ULTIMATE.start_main_~i~6)) 0) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~MAX~6)) 8589934590) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~cont~6)) 4294967296) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~i~6)) 4294967295) (<= (- (- ULTIMATE.start_main_~i~6) ULTIMATE.start_main_~i~6) 0) (= v_v_4_1 (select ULTIMATE.start_main_~str1~6 v_idx_76)) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~cont~6)) 0) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~i~6)) 0) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~cont~6)) 4294967295) (= v_v_5_1 (select ULTIMATE.start_main_~str2~6 v_idx_75)) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~cont~6) 0) (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6) 4294967295) (<= (- ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~i~6) 0)))) (forall ((v_idx_78 Int) (v_idx_79 Int) (v_idx_77 Int) (v_idx_80 Int)) (exists ((v_v_224_1 Int) (v_v_225_1 Int) (v_v_228_1 Int) (v_v_229_1 Int)) (and (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~cont~6) 4294967295) (<= 1 ULTIMATE.start_main_~MAX~6) (or (< v_idx_80 ULTIMATE.start_main_~i~6) (= v_v_228_1 (select ULTIMATE.start_main_~str1~6 v_idx_80))) (<= (- ULTIMATE.start_main_~MAX~6 (- v_v_229_1)) 4294967422) (<= (- ULTIMATE.start_main_~cont~6 (- v_v_229_1)) 127) (<= 2 (* 2 ULTIMATE.start_main_~i~6)) (<= (- (- ULTIMATE.start_main_~cont~6) (- ULTIMATE.start_main_~i~6)) 2) (<= (- (- ULTIMATE.start_main_~MAX~6) (- v_v_229_1)) 126) (<= (- (- ULTIMATE.start_main_~i~6) ULTIMATE.start_main_~i~6) (- 2)) (<= (+ ULTIMATE.start_main_~cont~6 1) ULTIMATE.start_main_~i~6) (<= (- ULTIMATE.start_main_~i~6 (- v_v_229_1)) 129) (or (= v_v_225_1 (select ULTIMATE.start_main_~str1~6 v_idx_78)) (<= 0 v_idx_78)) (<= ULTIMATE.start_main_~i~6 2) (<= ULTIMATE.start_main_~cont~6 0) (<= ULTIMATE.start_main_~i~6 (+ v_v_229_1 130)) (<= 0 (+ v_v_229_1 ULTIMATE.start_main_~i~6 127)) (<= (- ULTIMATE.start_main_~i~6 (- ULTIMATE.start_main_~i~6)) 4) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~cont~6) 0) (<= 0 ULTIMATE.start_main_~cont~6) (<= (+ ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6) 4294967297) (<= ULTIMATE.start_main_~i~6 ULTIMATE.start_main_~MAX~6) (<= (- ULTIMATE.start_main_~MAX~6 v_v_229_1) 4294967423) (<= (- (- ULTIMATE.start_main_~i~6) (- v_v_229_1)) 126) (<= (- ULTIMATE.start_main_~i~6 v_v_229_1) 130) (<= v_v_229_1 127) (<= (+ v_v_229_1 ULTIMATE.start_main_~i~6) 129) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~i~6) (- 2)) (= v_v_224_1 (select ULTIMATE.start_main_~str2~6 v_idx_77)) (<= (- ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~i~6) (- 1)) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~cont~6) (- 1)) (<= ULTIMATE.start_main_~MAX~6 (+ ULTIMATE.start_main_~i~6 4294967294)) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~i~6)) 4294967297) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~cont~6)) 0) (<= (- (- v_v_229_1) v_v_229_1) 256) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~cont~6)) 4294967295) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~MAX~6) (- 2)) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~i~6)) 2) (<= 0 (+ v_v_229_1 128)) (<= (- (- ULTIMATE.start_main_~MAX~6) v_v_229_1) 127) (or (= (select ULTIMATE.start_main_~str1~6 v_idx_79) v_v_229_1) (< v_idx_79 0) (<= ULTIMATE.start_main_~i~6 v_idx_79)) (<= ULTIMATE.start_main_~MAX~6 4294967295) (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6) 4294967294) (<= 1 ULTIMATE.start_main_~i~6) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~MAX~6)) 8589934590) (<= (- v_v_229_1 (- v_v_229_1)) 254) (<= (- (- ULTIMATE.start_main_~cont~6) (- v_v_229_1)) 127) (<= 2 (+ ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6)) (<= ULTIMATE.start_main_~i~6 (+ ULTIMATE.start_main_~cont~6 2)) (<= (- (- ULTIMATE.start_main_~i~6) v_v_229_1) 127) (<= (+ ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~i~6) 2) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~i~6) (- 1)) (<= 1 (+ ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~i~6)) (<= (* 2 ULTIMATE.start_main_~i~6) 4) (<= (- (- ULTIMATE.start_main_~cont~6) v_v_229_1) 128) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~i~6)) 0) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~cont~6)) (- 1)) (<= v_v_229_1 (+ ULTIMATE.start_main_~i~6 126)) (<= (- ULTIMATE.start_main_~cont~6 v_v_229_1) 128)))))} [2019-01-07 19:58:14,809 WARN L274 ngHoareTripleChecker]: Action: assume !(main_~i~6 < main_~MAX~6);main_~str1~6 := main_~str1~6[main_~MAX~6 - 1 := 0];main_~j~6 := 0;main_~i~6 := main_~MAX~6 - 1; [2019-01-07 19:58:14,810 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (not (< c_ULTIMATE.start_main_~i~6 c_ULTIMATE.start_main_~MAX~6)) (= c_ULTIMATE.start_main_~str1~6_primed (store c_ULTIMATE.start_main_~str1~6 (+ c_ULTIMATE.start_main_~MAX~6 (- 1)) 0)) (= c_ULTIMATE.start_main_~j~6_primed 0) (= c_ULTIMATE.start_main_~i~6_primed (+ c_ULTIMATE.start_main_~MAX~6 (- 1)))) [2019-01-07 19:58:20,095 WARN L181 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 279 [2019-01-07 19:58:20,096 WARN L276 ngHoareTripleChecker]: Post: {2147483628#(or (forall ((v_idx_83 Int) (v_idx_84 Int) (v_idx_81 Int) (v_idx_82 Int)) (exists ((v_v_331_1 Int) (v_v_329_1 Int) (v_v_5_1 Int)) (and (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~MAX~6) 8589934592) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~j~6)) 0) (<= (+ ULTIMATE.start_main_~i~6 1) ULTIMATE.start_main_~MAX~6) (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6) 1) (<= ULTIMATE.start_main_~cont~6 (+ ULTIMATE.start_main_~MAX~6 4294967296)) (<= (+ ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~MAX~6) 0) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~i~6) 4294967297) (<= (- (- ULTIMATE.start_main_~j~6) ULTIMATE.start_main_~j~6) 0) (<= (- (- ULTIMATE.start_main_~i~6) ULTIMATE.start_main_~j~6) 4294967297) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~cont~6)) 4294967296) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~i~6)) (- 1)) (or (= 0 (select ULTIMATE.start_main_~str1~6 v_idx_83)) (< (+ v_idx_83 1) ULTIMATE.start_main_~MAX~6) (<= ULTIMATE.start_main_~MAX~6 v_idx_83)) (<= (- ULTIMATE.start_main_~j~6 (- ULTIMATE.start_main_~j~6)) 0) (<= ULTIMATE.start_main_~cont~6 0) (<= ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~cont~6) (= (select ULTIMATE.start_main_~str2~6 v_idx_81) v_v_5_1) (<= ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~j~6) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~j~6) 4294967296) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~i~6)) (- 1)) (<= (- ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~j~6) 0) (<= 0 (+ ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6 8589934593)) (<= (- ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~i~6) 4294967297) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~cont~6) 0) (<= 0 ULTIMATE.start_main_~j~6) (<= 0 ULTIMATE.start_main_~cont~6) (<= (- (- ULTIMATE.start_main_~cont~6) (- ULTIMATE.start_main_~j~6)) 0) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~i~6) 8589934593) (<= 0 (+ ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~MAX~6 4294967296)) (<= (- ULTIMATE.start_main_~i~6 (- ULTIMATE.start_main_~i~6)) (- 2)) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~MAX~6)) 0) (<= (- (- ULTIMATE.start_main_~i~6) (- ULTIMATE.start_main_~j~6)) 4294967297) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~cont~6)) 0) (<= ULTIMATE.start_main_~MAX~6 0) (<= (- (- ULTIMATE.start_main_~cont~6) (- ULTIMATE.start_main_~i~6)) (- 1)) (or (< v_idx_84 ULTIMATE.start_main_~MAX~6) (= v_v_331_1 (select ULTIMATE.start_main_~str1~6 v_idx_84))) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~j~6)) 4294967296) (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~cont~6) 0) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~j~6)) 0) (<= 0 (+ ULTIMATE.start_main_~MAX~6 4294967296)) (<= ULTIMATE.start_main_~j~6 0) (<= 0 (+ ULTIMATE.start_main_~j~6 ULTIMATE.start_main_~MAX~6 4294967296)) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~cont~6)) 0) (<= 0 (+ ULTIMATE.start_main_~i~6 4294967297)) (<= (+ ULTIMATE.start_main_~i~6 1) 0) (<= (- ULTIMATE.start_main_~i~6 ULTIMATE.start_main_~j~6) (- 1)) (<= (+ ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6 1) 0) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~cont~6) 4294967296) (or (= v_v_329_1 (select ULTIMATE.start_main_~str1~6 v_idx_82)) (<= ULTIMATE.start_main_~MAX~6 (+ v_idx_82 1))) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~i~6)) (- 1)) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~j~6) 0) (<= (- (- ULTIMATE.start_main_~i~6) ULTIMATE.start_main_~i~6) 8589934594) (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~j~6) 0) (<= (- ULTIMATE.start_main_~i~6 (- ULTIMATE.start_main_~j~6)) (- 1)) (<= (* 2 ULTIMATE.start_main_~MAX~6) 0) (<= ULTIMATE.start_main_~j~6 (+ ULTIMATE.start_main_~MAX~6 4294967296)) (<= ULTIMATE.start_main_~MAX~6 (+ ULTIMATE.start_main_~i~6 1)) (<= 0 (+ (* 2 ULTIMATE.start_main_~MAX~6) 8589934592)) (<= (+ ULTIMATE.start_main_~j~6 ULTIMATE.start_main_~MAX~6) 0)))) (forall ((v_idx_89 Int) (v_idx_87 Int) (v_idx_88 Int) (v_idx_85 Int) (v_idx_86 Int)) (exists ((v_v_332_1 Int) (v_v_224_1 Int) (v_v_225_1 Int) (v_v_228_1 Int)) (and (<= 1 ULTIMATE.start_main_~MAX~6) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~j~6)) 0) (<= (* 2 ULTIMATE.start_main_~MAX~6) 4) (<= ULTIMATE.start_main_~MAX~6 (+ v_v_332_1 130)) (<= (+ ULTIMATE.start_main_~i~6 1) ULTIMATE.start_main_~MAX~6) (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6) 1) (= (select ULTIMATE.start_main_~str2~6 v_idx_85) v_v_224_1) (<= 2 (* 2 ULTIMATE.start_main_~MAX~6)) (<= (- (- ULTIMATE.start_main_~j~6) ULTIMATE.start_main_~j~6) 0) (<= (- (- ULTIMATE.start_main_~cont~6) v_v_332_1) 128) (<= (- ULTIMATE.start_main_~MAX~6 v_v_332_1) 130) (<= ULTIMATE.start_main_~cont~6 0) (<= (- ULTIMATE.start_main_~j~6 (- ULTIMATE.start_main_~j~6)) 0) (<= (- ULTIMATE.start_main_~j~6 (- v_v_332_1)) 127) (<= (+ ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~MAX~6) 2) (<= (- (- ULTIMATE.start_main_~j~6) v_v_332_1) 128) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~j~6)) 2) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~i~6)) (- 1)) (<= (- (- v_v_332_1) v_v_332_1) 256) (<= (- (- ULTIMATE.start_main_~i~6) v_v_332_1) 128) (<= (+ ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6) 3) (<= (- ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~j~6) 0) (or (= v_v_225_1 (select ULTIMATE.start_main_~str1~6 v_idx_86)) (<= 0 v_idx_86)) (<= (- (- ULTIMATE.start_main_~i~6) ULTIMATE.start_main_~j~6) 0) (<= 0 ULTIMATE.start_main_~j~6) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~cont~6) 0) (<= (- ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~i~6) 0) (<= 0 ULTIMATE.start_main_~cont~6) (or (< v_idx_89 ULTIMATE.start_main_~MAX~6) (= v_v_228_1 (select ULTIMATE.start_main_~str1~6 v_idx_89))) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~j~6) (- 1)) (<= (+ ULTIMATE.start_main_~j~6 ULTIMATE.start_main_~MAX~6) 2) (<= 1 (+ ULTIMATE.start_main_~cont~6 ULTIMATE.start_main_~MAX~6)) (<= 0 (+ v_v_332_1 128)) (<= (- (- ULTIMATE.start_main_~cont~6) (- ULTIMATE.start_main_~j~6)) 0) (<= (- ULTIMATE.start_main_~j~6 v_v_332_1) 128) (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~cont~6) 2) (<= ULTIMATE.start_main_~i~6 1) (<= 0 ULTIMATE.start_main_~i~6) (<= 0 (+ v_v_332_1 ULTIMATE.start_main_~MAX~6 127)) (or (< (+ v_idx_88 1) ULTIMATE.start_main_~MAX~6) (<= ULTIMATE.start_main_~MAX~6 v_idx_88) (= 0 (select ULTIMATE.start_main_~str1~6 v_idx_88))) (<= (- ULTIMATE.start_main_~i~6 ULTIMATE.start_main_~j~6) 1) (<= v_v_332_1 (+ ULTIMATE.start_main_~MAX~6 126)) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~cont~6) (- 1)) (<= v_v_332_1 127) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~cont~6)) 0) (<= (+ ULTIMATE.start_main_~cont~6 1) ULTIMATE.start_main_~MAX~6) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~i~6)) 3) (<= (- v_v_332_1 (- v_v_332_1)) 254) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~MAX~6) (- 2)) (<= (- (- ULTIMATE.start_main_~i~6) (- ULTIMATE.start_main_~j~6)) 0) (<= (- (- ULTIMATE.start_main_~i~6) (- v_v_332_1)) 127) (<= 1 (+ ULTIMATE.start_main_~j~6 ULTIMATE.start_main_~MAX~6)) (<= (- ULTIMATE.start_main_~cont~6 (- ULTIMATE.start_main_~i~6)) 1) (<= ULTIMATE.start_main_~j~6 0) (<= (- ULTIMATE.start_main_~cont~6 (- v_v_332_1)) 127) (<= (- ULTIMATE.start_main_~MAX~6 (- v_v_332_1)) 129) (<= 1 (+ ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~i~6)) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~cont~6)) 2) (<= ULTIMATE.start_main_~MAX~6 (+ ULTIMATE.start_main_~j~6 2)) (<= (- ULTIMATE.start_main_~MAX~6 (- ULTIMATE.start_main_~MAX~6)) 4) (<= (- (- ULTIMATE.start_main_~MAX~6) (- v_v_332_1)) 126) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~j~6)) (- 1)) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~i~6) 0) (<= (- ULTIMATE.start_main_~i~6 (- ULTIMATE.start_main_~i~6)) 2) (or (<= ULTIMATE.start_main_~MAX~6 (+ v_idx_87 1)) (= v_v_332_1 (select ULTIMATE.start_main_~str1~6 v_idx_87)) (< v_idx_87 0)) (<= ULTIMATE.start_main_~MAX~6 (+ ULTIMATE.start_main_~cont~6 2)) (<= ULTIMATE.start_main_~MAX~6 2) (<= (- (- ULTIMATE.start_main_~cont~6) (- v_v_332_1)) 127) (<= (- (- ULTIMATE.start_main_~cont~6) (- ULTIMATE.start_main_~i~6)) 1) (<= (- (- ULTIMATE.start_main_~MAX~6) ULTIMATE.start_main_~i~6) (- 1)) (<= (- ULTIMATE.start_main_~MAX~6 ULTIMATE.start_main_~j~6) 2) (<= (- (- ULTIMATE.start_main_~cont~6) ULTIMATE.start_main_~j~6) 0) (<= (- (- ULTIMATE.start_main_~i~6) ULTIMATE.start_main_~i~6) 0) (<= (- (- ULTIMATE.start_main_~MAX~6) (- ULTIMATE.start_main_~cont~6)) (- 1)) (<= ULTIMATE.start_main_~MAX~6 (+ ULTIMATE.start_main_~i~6 1)) (<= (- (- ULTIMATE.start_main_~j~6) (- v_v_332_1)) 127) (<= (+ v_v_332_1 ULTIMATE.start_main_~MAX~6) 129) (<= (- ULTIMATE.start_main_~cont~6 v_v_332_1) 128) (<= (- ULTIMATE.start_main_~i~6 v_v_332_1) 129) (<= (+ ULTIMATE.start_main_~j~6 1) ULTIMATE.start_main_~MAX~6) (<= (- ULTIMATE.start_main_~i~6 (- ULTIMATE.start_main_~j~6)) 1) (<= (- (- ULTIMATE.start_main_~MAX~6) v_v_332_1) 127) (<= (- ULTIMATE.start_main_~i~6 (- v_v_332_1)) 128)))))} [2019-01-07 20:00:09,530 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-07 20:00:09,546 INFO L272 AbstractInterpreter]: Visited 7 different actions 137 times. Merged at 5 different actions 79 times. Widened at 4 different actions 52 times. Found 34 fixpoints after 3 different actions. Largest state had 0 variables. [2019-01-07 20:00:09,549 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-07 20:00:09,550 INFO L168 Benchmark]: Toolchain (without parser) took 140446.24 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.1 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -975.7 MB). Peak memory consumption was 172.0 MB. Max. memory is 7.1 GB. [2019-01-07 20:00:09,552 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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 20:00:09,553 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.24 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 20:00:09,553 INFO L168 Benchmark]: Boogie Preprocessor took 29.66 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 20:00:09,554 INFO L168 Benchmark]: RCFGBuilder took 508.83 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 20:00:09,555 INFO L168 Benchmark]: Abstract Interpretation took 139855.38 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.1 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -996.8 MB). Peak memory consumption was 150.8 MB. Max. memory is 7.1 GB. [2019-01-07 20:00:09,560 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 0.23 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 48.24 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 29.66 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 508.83 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 139855.38 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.1 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -996.8 MB). Peak memory consumption was 150.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 80]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L20] havoc main_#res; [L21] havoc main_#t~nondet0, main_#t~nondet2, main_#t~post1, main_#t~post4, main_#t~post3, main_#t~post6, main_#t~post5, main_~MAX~6, main_~str1~6, main_~str2~6, main_~cont~6, main_~i~6, main_~j~6; [L22] main_~MAX~6 := (if main_#t~nondet0 % 4294967296 % 4294967296 <= 2147483647 then main_#t~nondet0 % 4294967296 % 4294967296 else main_#t~nondet0 % 4294967296 % 4294967296 - 4294967296); [L23] havoc main_#t~nondet0; [L24] havoc main_~str1~6; [L25] havoc main_~str2~6; [L26] havoc main_~cont~6; [L27] havoc main_~i~6; [L28] havoc main_~j~6; [L29] main_~cont~6 := 0; [L30] main_~i~6 := 0; [L44] assume !!(main_~i~6 < main_~MAX~6); [L45] assume -128 <= main_#t~nondet2 && main_#t~nondet2 <= 127; [L46] main_~str1~6 := main_~str1~6[main_~i~6 := main_#t~nondet2]; [L47] havoc main_#t~nondet2; [L48] main_#t~post1 := main_~i~6; [L49] main_~i~6 := main_#t~post1 + 1; [L50] havoc main_#t~post1; [L44] assume !!(main_~i~6 < main_~MAX~6); [L45] assume -128 <= main_#t~nondet2 && main_#t~nondet2 <= 127; [L46] main_~str1~6 := main_~str1~6[main_~i~6 := main_#t~nondet2]; [L47] havoc main_#t~nondet2; [L48] main_#t~post1 := main_~i~6; [L49] main_~i~6 := main_#t~post1 + 1; [L50] havoc main_#t~post1; [L38] assume !(main_~i~6 < main_~MAX~6); [L39] main_~str1~6 := main_~str1~6[main_~MAX~6 - 1 := 0]; [L40] main_~j~6 := 0; [L41] main_~i~6 := main_~MAX~6 - 1; [L70] assume !!(main_~i~6 >= 0); [L71] main_~str2~6 := main_~str2~6[main_~j~6 := main_~str1~6[0]]; [L72] main_#t~post4 := main_~j~6; [L73] main_~j~6 := main_#t~post4 + 1; [L74] havoc main_#t~post4; [L75] main_#t~post3 := main_~i~6; [L76] main_~i~6 := main_#t~post3 - 1; [L77] havoc main_#t~post3; [L58] assume !(main_~i~6 >= 0); [L59] main_~j~6 := main_~MAX~6 - 1; [L60] main_~i~6 := 0; [L62] assume !!(main_~i~6 < main_~MAX~6); [L63] __VERIFIER_assert_#in~cond := (if main_~str1~6[main_~i~6] == main_~str2~6[main_~j~6] then 1 else 0); [L64] havoc __VERIFIER_assert_~cond; [L65] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L66] assume __VERIFIER_assert_~cond == 0; [L67] assume !false; [L80] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...