java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fa1c628-m [2019-01-31 14:56:29,933 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-31 14:56:29,935 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-31 14:56:29,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-01-31 14:56:30,012 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 [2019-01-31 14:56:30,034 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-31 14:56:30,035 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-31 14:56:30,035 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-31 14:56:30,036 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-31 14:56:30,036 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-31 14:56:30,036 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-31 14:56:30,036 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-31 14:56:30,036 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-31 14:56:30,041 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-31 14:56:30,041 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-31 14:56:30,041 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-31 14:56:30,042 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-31 14:56:30,042 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-31 14:56:30,043 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-31 14:56:30,043 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-31 14:56:30,043 INFO L133 SettingsManager]: * Use SBE=true [2019-01-31 14:56:30,043 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-31 14:56:30,044 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-31 14:56:30,044 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-31 14:56:30,044 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-31 14:56:30,044 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-31 14:56:30,044 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-31 14:56:30,045 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-31 14:56:30,047 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-31 14:56:30,047 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-31 14:56:30,047 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-31 14:56:30,047 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-31 14:56:30,048 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-31 14:56:30,048 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-31 14:56:30,048 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-31 14:56:30,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 14:56:30,048 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-31 14:56:30,049 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-31 14:56:30,049 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-31 14:56:30,049 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-31 14:56:30,049 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-31 14:56:30,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-01-31 14:56:30,049 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-31 14:56:30,050 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-31 14:56:30,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-31 14:56:30,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-31 14:56:30,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-31 14:56:30,122 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-31 14:56:30,123 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-31 14:56:30,123 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl [2019-01-31 14:56:30,124 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl' [2019-01-31 14:56:30,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-31 14:56:30,177 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-31 14:56:30,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-31 14:56:30,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-31 14:56:30,178 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-31 14:56:30,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/1) ... [2019-01-31 14:56:30,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/1) ... [2019-01-31 14:56:30,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-31 14:56:30,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-31 14:56:30,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-31 14:56:30,229 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-31 14:56:30,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/1) ... [2019-01-31 14:56:30,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/1) ... [2019-01-31 14:56:30,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/1) ... [2019-01-31 14:56:30,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/1) ... [2019-01-31 14:56:30,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/1) ... [2019-01-31 14:56:30,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/1) ... [2019-01-31 14:56:30,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/1) ... [2019-01-31 14:56:30,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-31 14:56:30,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-31 14:56:30,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-31 14:56:30,262 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-31 14:56:30,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (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:8092 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 14:56:30,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-31 14:56:30,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-31 14:56:30,902 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-01-31 14:56:30,903 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-31 14:56:30,903 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. [2019-01-31 14:56:30,905 INFO L202 PluginConnector]: Adding new model eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 02:56:30 BoogieIcfgContainer [2019-01-31 14:56:30,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-31 14:56:30,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-31 14:56:30,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-31 14:56:30,909 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-31 14:56:30,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 02:56:30" (1/2) ... [2019-01-31 14:56:30,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65465a6a and model type eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 02:56:30, skipping insertion in model container [2019-01-31 14:56:30,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 02:56:30" (2/2) ... [2019-01-31 14:56:30,912 INFO L112 eAbstractionObserver]: Analyzing ICFG eureka_05.i_5.bpl [2019-01-31 14:56:30,922 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-31 14:56:30,930 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-31 14:56:30,946 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-31 14:56:30,978 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-31 14:56:30,978 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-31 14:56:30,979 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-31 14:56:30,979 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-31 14:56:30,979 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-31 14:56:30,979 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-31 14:56:30,979 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-31 14:56:30,979 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-31 14:56:30,994 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-01-31 14:56:31,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-01-31 14:56:31,000 INFO L394 BasicCegarLoop]: Found error trace [2019-01-31 14:56:31,001 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-01-31 14:56:31,004 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-01-31 14:56:31,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-31 14:56:31,010 INFO L82 PathProgramCache]: Analyzing trace with hash 928714, now seen corresponding path program 1 times [2019-01-31 14:56:31,013 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-01-31 14:56:31,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-31 14:56:31,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-31 14:56:31,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-31 14:56:31,059 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-01-31 14:56:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-31 14:56:31,202 INFO L273 TraceCheckUtils]: 0: Hoare triple {9#true} ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; {11#(<= 4 ULTIMATE.start_main_~i~7)} is VALID [2019-01-31 14:56:31,214 INFO L273 TraceCheckUtils]: 1: Hoare triple {11#(<= 4 ULTIMATE.start_main_~i~7)} assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; {10#false} is VALID [2019-01-31 14:56:31,215 INFO L273 TraceCheckUtils]: 2: Hoare triple {10#false} assume !(SelectionSort_~lh~4 < ~n);main_~i~7 := 0;assume !!(main_~i~7 < 5);__VERIFIER_assert_#in~cond := (if main_~array~7[main_~i~7] == main_~i~7 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;assume __VERIFIER_assert_~cond == 0;assume !false; {10#false} is VALID [2019-01-31 14:56:31,215 INFO L273 TraceCheckUtils]: 3: Hoare triple {10#false} assume !false; {10#false} is VALID [2019-01-31 14:56:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-31 14:56:31,219 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-31 14:56:31,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-31 14:56:31,220 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-01-31 14:56:31,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-01-31 14:56:31,226 INFO L84 Accepts]: Finished accepts. word is accepted. [2019-01-31 14:56:31,229 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2019-01-31 14:56:31,245 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 4 edges. 4 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-31 14:56:31,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-31 14:56:31,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-31 14:56:31,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-31 14:56:31,255 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2019-01-31 14:56:31,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-31 14:56:31,366 INFO L93 Difference]: Finished difference Result 11 states and 17 transitions. [2019-01-31 14:56:31,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-31 14:56:31,367 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-01-31 14:56:31,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-31 14:56:31,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-01-31 14:56:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2019-01-31 14:56:31,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-01-31 14:56:31,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2019-01-31 14:56:31,376 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 17 transitions. [2019-01-31 14:56:31,467 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-31 14:56:31,477 INFO L225 Difference]: With dead ends: 11 [2019-01-31 14:56:31,477 INFO L226 Difference]: Without dead ends: 7 [2019-01-31 14:56:31,480 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-31 14:56:31,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-01-31 14:56:31,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-01-31 14:56:31,579 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2019-01-31 14:56:31,580 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7 states. Second operand 7 states. [2019-01-31 14:56:31,580 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2019-01-31 14:56:31,581 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2019-01-31 14:56:31,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-31 14:56:31,585 INFO L93 Difference]: Finished difference Result 7 states and 9 transitions. [2019-01-31 14:56:31,585 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2019-01-31 14:56:31,585 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-31 14:56:31,585 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-31 14:56:31,586 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2019-01-31 14:56:31,586 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2019-01-31 14:56:31,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-31 14:56:31,588 INFO L93 Difference]: Finished difference Result 7 states and 9 transitions. [2019-01-31 14:56:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2019-01-31 14:56:31,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-31 14:56:31,589 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-31 14:56:31,591 INFO L88 GeneralOperation]: Finished isEquivalent. [2019-01-31 14:56:31,591 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2019-01-31 14:56:31,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-01-31 14:56:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2019-01-31 14:56:31,596 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 9 transitions. Word has length 4 [2019-01-31 14:56:31,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-31 14:56:31,598 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 9 transitions. [2019-01-31 14:56:31,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-31 14:56:31,598 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2019-01-31 14:56:31,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-01-31 14:56:31,599 INFO L394 BasicCegarLoop]: Found error trace [2019-01-31 14:56:31,599 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-01-31 14:56:31,599 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-01-31 14:56:31,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-31 14:56:31,600 INFO L82 PathProgramCache]: Analyzing trace with hash 28842881, now seen corresponding path program 1 times [2019-01-31 14:56:31,612 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-01-31 14:56:31,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-31 14:56:31,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-31 14:56:31,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-31 14:56:31,615 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-01-31 14:56:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-31 14:56:31,911 INFO L273 TraceCheckUtils]: 0: Hoare triple {59#true} ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; {61#(<= 4 ULTIMATE.start_main_~i~7)} is VALID [2019-01-31 14:56:31,920 INFO L273 TraceCheckUtils]: 1: Hoare triple {61#(<= 4 ULTIMATE.start_main_~i~7)} assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; {62#(<= 3 ULTIMATE.start_main_~i~7)} is VALID [2019-01-31 14:56:31,925 INFO L273 TraceCheckUtils]: 2: Hoare triple {62#(<= 3 ULTIMATE.start_main_~i~7)} assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; {60#false} is VALID [2019-01-31 14:56:31,925 INFO L273 TraceCheckUtils]: 3: Hoare triple {60#false} assume !(SelectionSort_~lh~4 < ~n);main_~i~7 := 0;assume !!(main_~i~7 < 5);__VERIFIER_assert_#in~cond := (if main_~array~7[main_~i~7] == main_~i~7 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;assume __VERIFIER_assert_~cond == 0;assume !false; {60#false} is VALID [2019-01-31 14:56:31,926 INFO L273 TraceCheckUtils]: 4: Hoare triple {60#false} assume !false; {60#false} is VALID [2019-01-31 14:56:31,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-31 14:56:31,927 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-31 14:56:31,927 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-01-31 14:56:31,928 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 6 with the following transitions: [2019-01-31 14:56:31,930 INFO L207 CegarAbsIntRunner]: [0], [5], [7], [12], [16] [2019-01-31 14:56:31,985 INFO L148 AbstractInterpreter]: Using domain ArrayDomain [2019-01-31 14:56:31,985 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-31 14:57:20,409 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-01-31 14:57:20,412 INFO L272 AbstractInterpreter]: Visited 4 different actions 14 times. Merged at 1 different actions 5 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-01-31 14:57:20,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-31 14:57:20,417 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-01-31 14:57:22,846 INFO L227 lantSequenceWeakener]: Weakened 3 states. On average, predicates are now at 38.89% of their original sizes. [2019-01-31 14:57:22,993 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-01-31 14:57:23,072 INFO L420 sIntCurrentIteration]: We unified 4 AI predicates to 4 [2019-01-31 14:57:23,242 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-01-31 14:57:23,243 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-31 14:57:23,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2019-01-31 14:57:23,243 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-01-31 14:57:23,246 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2019-01-31 14:57:23,246 INFO L84 Accepts]: Finished accepts. word is accepted. [2019-01-31 14:57:23,246 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2019-01-31 14:57:23,273 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 5 edges. 5 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-31 14:57:23,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-31 14:57:23,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-31 14:57:23,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-31 14:57:23,275 INFO L87 Difference]: Start difference. First operand 7 states and 9 transitions. Second operand 4 states. [2019-01-31 14:57:23,302 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:23,303 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:23,305 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:23,306 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,307 WARN L224 ngHoareTripleChecker]: Pre: {105#true} [2019-01-31 14:57:23,307 WARN L228 ngHoareTripleChecker]: Action: ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; [2019-01-31 14:57:23,308 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= (store (store (store (store (store c_~array 0 0) 1 0) 2 0) 3 0) 4 0) c_~array_primed) (= c_ULTIMATE.start_main_~i~7_primed 4) (= c_~n_primed 5)) [2019-01-31 14:57:23,309 WARN L230 ngHoareTripleChecker]: Post: {106#(and (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5))} [2019-01-31 14:57:23,309 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:23,314 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,314 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:23,341 WARN L270 ngHoareTripleChecker]: Pre: {105#true} [2019-01-31 14:57:23,342 WARN L274 ngHoareTripleChecker]: Action: ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; [2019-01-31 14:57:23,343 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= (store (store (store (store (store c_~array 0 0) 1 0) 2 0) 3 0) 4 0) c_~array_primed) (= c_ULTIMATE.start_main_~i~7_primed 4) (= c_~n_primed 5)) [2019-01-31 14:57:23,456 WARN L181 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 13 [2019-01-31 14:57:23,456 WARN L276 ngHoareTripleChecker]: Post: {106#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 14:57:23,457 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:23,457 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:23,458 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1248 [inf_0], [old(~array)] -> [-inf_0] v_1250 [inf_0], [~array] -> [-inf_0] v_1249 [inf_0], }, Substate: {17 vars top, }}} [2019-01-31 14:57:23,458 WARN L628 ntHoareTripleChecker]: (and (= (store (store (store (store (store c_~array 0 0) 1 0) 2 0) 3 0) 4 0) c_~array_primed) (= c_ULTIMATE.start_main_~i~7_primed 4) (= c_~n_primed 5)) (~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4;) [2019-01-31 14:57:23,458 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: {ints: {~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]}, }}} [2019-01-31 14:57:23,458 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:23,496 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:23,496 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:23,497 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:23,497 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,497 WARN L224 ngHoareTripleChecker]: Pre: {109#(and (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)))} [2019-01-31 14:57:23,498 WARN L228 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 14:57:23,498 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 14:57:23,498 WARN L230 ngHoareTripleChecker]: Post: {110#false} [2019-01-31 14:57:23,498 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:23,499 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,499 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:23,618 WARN L181 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 17 [2019-01-31 14:57:23,619 WARN L270 ngHoareTripleChecker]: Pre: {109#(and (<= (- ~n (- ~n)) 10) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)))} [2019-01-31 14:57:23,619 WARN L274 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 14:57:23,620 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 14:57:23,621 WARN L276 ngHoareTripleChecker]: Post: {110#false} [2019-01-31 14:57:23,621 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:23,621 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:23,622 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1268 [inf_0], [old(~array)] -> [-inf_0] v_1270 [inf_0], [~array] -> [-inf_0] v_1269 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]}, 15 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]}, }}} [2019-01-31 14:57:23,622 WARN L628 ntHoareTripleChecker]: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) (assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2;) [2019-01-31 14:57:23,622 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-01-31 14:57:23,622 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:23,694 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:23,694 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:23,694 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:23,695 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,695 WARN L224 ngHoareTripleChecker]: Pre: {111#(and (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)))} [2019-01-31 14:57:23,695 WARN L228 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 14:57:23,695 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 14:57:23,695 WARN L230 ngHoareTripleChecker]: Post: {112#(and (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5))} [2019-01-31 14:57:23,696 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:23,696 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,696 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:23,795 WARN L270 ngHoareTripleChecker]: Pre: {111#(and (<= (- ~n (- ~n)) 10) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)))} [2019-01-31 14:57:23,795 WARN L274 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 14:57:23,795 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 14:57:23,815 WARN L276 ngHoareTripleChecker]: Post: {112#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 14:57:23,815 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:23,815 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:23,816 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1274 [inf_0], [old(~array)] -> [-inf_0] v_1276 [inf_0], [~array] -> [-inf_0] v_1275 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]}, 15 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]}, }}} [2019-01-31 14:57:23,816 WARN L628 ntHoareTripleChecker]: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) (assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2;) [2019-01-31 14:57:23,817 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: {ints: {~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]}, }}} [2019-01-31 14:57:23,817 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:23,845 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:23,845 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:23,845 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:23,846 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,846 WARN L224 ngHoareTripleChecker]: Pre: {115#(and (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)))} [2019-01-31 14:57:23,846 WARN L228 ngHoareTripleChecker]: Action: assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; [2019-01-31 14:57:23,846 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2019-01-31 14:57:23,846 WARN L230 ngHoareTripleChecker]: Post: {116#false} [2019-01-31 14:57:23,846 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:23,847 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,847 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:23,869 WARN L270 ngHoareTripleChecker]: Pre: {115#(and (<= (- ~n (- ~n)) 10) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)))} [2019-01-31 14:57:23,869 WARN L274 ngHoareTripleChecker]: Action: assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; [2019-01-31 14:57:23,869 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2019-01-31 14:57:23,872 WARN L276 ngHoareTripleChecker]: Post: {116#false} [2019-01-31 14:57:23,873 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:23,873 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:23,874 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1280 [inf_0], [old(~array)] -> [-inf_0] v_1282 [inf_0], [~array] -> [-inf_0] v_1281 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]}, 15 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]}, }}} [2019-01-31 14:57:23,874 WARN L628 ntHoareTripleChecker]: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) (assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0;) [2019-01-31 14:57:23,874 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-01-31 14:57:23,875 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:23,970 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:23,971 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:23,971 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:23,971 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,971 WARN L224 ngHoareTripleChecker]: Pre: {123#(and (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_ULTIMATE.start_main_~i~7) 1) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_main_~i~7) 1) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_ULTIMATE.start_main_~i~7)) 4) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_main_~i~7)) 4) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5))} [2019-01-31 14:57:23,972 WARN L228 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2019-01-31 14:57:23,972 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) [2019-01-31 14:57:23,972 WARN L230 ngHoareTripleChecker]: Post: {124#false} [2019-01-31 14:57:23,972 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:23,972 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:23,973 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:24,103 WARN L181 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 21 [2019-01-31 14:57:24,104 WARN L270 ngHoareTripleChecker]: Pre: {123#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_main_~i~7) 1) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_main_~i~7)) 4) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 14:57:24,104 WARN L274 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2019-01-31 14:57:24,104 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) [2019-01-31 14:57:24,106 WARN L276 ngHoareTripleChecker]: Post: {124#false} [2019-01-31 14:57:24,106 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:24,106 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:24,107 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1283 [inf_0], [old(~array)] -> [-inf_0] v_1285 [inf_0], [~array] -> [-inf_0] v_1284 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 14 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]}, }}} [2019-01-31 14:57:24,107 WARN L628 ntHoareTripleChecker]: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) (assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1;) [2019-01-31 14:57:24,107 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-01-31 14:57:24,108 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:24,199 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:24,199 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:24,199 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:24,200 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:24,200 WARN L224 ngHoareTripleChecker]: Pre: {128#(and (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_ULTIMATE.start_main_~i~7) 1) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_main_~i~7) 1) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_ULTIMATE.start_main_~i~7)) 4) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_main_~i~7)) 4) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5))} [2019-01-31 14:57:24,200 WARN L228 ngHoareTripleChecker]: Action: assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0; [2019-01-31 14:57:24,200 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~temp~4_primed (select c_~array c_ULTIMATE.start_SelectionSort_~lh~4)) (not (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n)) (= c_ULTIMATE.start_SelectionSort_~lh~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1)) (= (store (store c_~array c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~temp~4_primed) c_~array_primed)) [2019-01-31 14:57:24,200 WARN L230 ngHoareTripleChecker]: Post: {129#false} [2019-01-31 14:57:24,200 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:24,201 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:24,201 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:24,451 WARN L181 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 21 [2019-01-31 14:57:24,452 WARN L270 ngHoareTripleChecker]: Pre: {128#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_main_~i~7) 1) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_main_~i~7)) 4) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 14:57:24,452 WARN L274 ngHoareTripleChecker]: Action: assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0; [2019-01-31 14:57:24,453 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~temp~4_primed (select c_~array c_ULTIMATE.start_SelectionSort_~lh~4)) (not (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n)) (= c_ULTIMATE.start_SelectionSort_~lh~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1)) (= (store (store c_~array c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~temp~4_primed) c_~array_primed)) [2019-01-31 14:57:24,490 WARN L276 ngHoareTripleChecker]: Post: {129#false} [2019-01-31 14:57:24,491 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:24,491 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:24,492 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1286 [inf_0], [old(~array)] -> [-inf_0] v_1288 [inf_0], [~array] -> [-inf_0] v_1287 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 14 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]}, }}} [2019-01-31 14:57:24,492 WARN L628 ntHoareTripleChecker]: (and (= c_ULTIMATE.start_SelectionSort_~temp~4_primed (select c_~array c_ULTIMATE.start_SelectionSort_~lh~4)) (not (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n)) (= c_ULTIMATE.start_SelectionSort_~lh~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1)) (= (store (store c_~array c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~temp~4_primed) c_~array_primed)) (assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0;) [2019-01-31 14:57:24,492 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-01-31 14:57:24,493 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:24,825 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:24,825 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:24,826 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:24,826 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:24,827 WARN L224 ngHoareTripleChecker]: Pre: {136#(and (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_ULTIMATE.start_main_~i~7) 1) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_main_~i~7) 1) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_ULTIMATE.start_main_~i~7)) 4) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_main_~i~7)) 4) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5))} [2019-01-31 14:57:24,827 WARN L228 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~i~4 < ~n);assume ~array[SelectionSort_~i~4] < ~array[SelectionSort_~rh~4];SelectionSort_~rh~4 := SelectionSort_~i~4;SelectionSort_#t~post1 := SelectionSort_~i~4;SelectionSort_~i~4 := SelectionSort_#t~post1 + 1;havoc SelectionSort_#t~post1; [2019-01-31 14:57:24,827 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< (select c_~array c_ULTIMATE.start_SelectionSort_~i~4) (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~i~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~i~4 1))) [2019-01-31 14:57:24,828 WARN L230 ngHoareTripleChecker]: Post: {137#false} [2019-01-31 14:57:24,828 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:24,832 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:24,832 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:24,876 WARN L270 ngHoareTripleChecker]: Pre: {136#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_main_~i~7) 1) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_main_~i~7)) 4) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 14:57:24,877 WARN L274 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~i~4 < ~n);assume ~array[SelectionSort_~i~4] < ~array[SelectionSort_~rh~4];SelectionSort_~rh~4 := SelectionSort_~i~4;SelectionSort_#t~post1 := SelectionSort_~i~4;SelectionSort_~i~4 := SelectionSort_#t~post1 + 1;havoc SelectionSort_#t~post1; [2019-01-31 14:57:24,877 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< (select c_~array c_ULTIMATE.start_SelectionSort_~i~4) (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~i~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~i~4 1))) [2019-01-31 14:57:24,879 WARN L276 ngHoareTripleChecker]: Post: {137#false} [2019-01-31 14:57:24,879 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:24,879 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:24,880 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1313 [inf_0], [old(~array)] -> [-inf_0] v_1315 [inf_0], [~array] -> [-inf_0] v_1314 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 14 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]}, }}} [2019-01-31 14:57:24,880 WARN L628 ntHoareTripleChecker]: (and (< (select c_~array c_ULTIMATE.start_SelectionSort_~i~4) (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~i~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~i~4 1))) (assume !!(SelectionSort_~i~4 < ~n);assume ~array[SelectionSort_~i~4] < ~array[SelectionSort_~rh~4];SelectionSort_~rh~4 := SelectionSort_~i~4;SelectionSort_#t~post1 := SelectionSort_~i~4;SelectionSort_~i~4 := SelectionSort_#t~post1 + 1;havoc SelectionSort_#t~post1;) [2019-01-31 14:57:24,880 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-01-31 14:57:24,880 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:25,005 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:25,006 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:25,006 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:25,006 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:25,006 WARN L224 ngHoareTripleChecker]: Pre: {138#(and (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)))} [2019-01-31 14:57:25,007 WARN L228 ngHoareTripleChecker]: Action: assume !(SelectionSort_~lh~4 < ~n);main_~i~7 := 0;assume !!(main_~i~7 < 5);__VERIFIER_assert_#in~cond := (if main_~array~7[main_~i~7] == main_~i~7 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;assume __VERIFIER_assert_~cond == 0;assume !false; [2019-01-31 14:57:25,007 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start___VERIFIER_assert_~cond_primed |c_ULTIMATE.start___VERIFIER_assert_#in~cond_primed|) (= c_ULTIMATE.start_main_~i~7_primed 0) (= |c_ULTIMATE.start___VERIFIER_assert_#in~cond_primed| (ite (= (select c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7_primed) c_ULTIMATE.start_main_~i~7_primed) 1 0)) (= 0 c_ULTIMATE.start___VERIFIER_assert_~cond_primed) (not (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n)) (< c_ULTIMATE.start_main_~i~7_primed 5)) [2019-01-31 14:57:25,007 WARN L230 ngHoareTripleChecker]: Post: {139#false} [2019-01-31 14:57:25,007 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:25,007 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:25,008 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:25,029 WARN L270 ngHoareTripleChecker]: Pre: {138#(and (<= (- ~n (- ~n)) 10) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)))} [2019-01-31 14:57:25,030 WARN L274 ngHoareTripleChecker]: Action: assume !(SelectionSort_~lh~4 < ~n);main_~i~7 := 0;assume !!(main_~i~7 < 5);__VERIFIER_assert_#in~cond := (if main_~array~7[main_~i~7] == main_~i~7 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;assume __VERIFIER_assert_~cond == 0;assume !false; [2019-01-31 14:57:25,030 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start___VERIFIER_assert_~cond_primed |c_ULTIMATE.start___VERIFIER_assert_#in~cond_primed|) (= c_ULTIMATE.start_main_~i~7_primed 0) (= |c_ULTIMATE.start___VERIFIER_assert_#in~cond_primed| (ite (= (select c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7_primed) c_ULTIMATE.start_main_~i~7_primed) 1 0)) (= 0 c_ULTIMATE.start___VERIFIER_assert_~cond_primed) (not (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n)) (< c_ULTIMATE.start_main_~i~7_primed 5)) [2019-01-31 14:57:25,031 WARN L276 ngHoareTripleChecker]: Post: {139#false} [2019-01-31 14:57:25,031 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:25,031 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:25,032 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1322 [inf_0], [old(~array)] -> [-inf_0] v_1324 [inf_0], [~array] -> [-inf_0] v_1323 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]}, 15 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]}, }}} [2019-01-31 14:57:25,032 WARN L628 ntHoareTripleChecker]: (and (= c_ULTIMATE.start___VERIFIER_assert_~cond_primed |c_ULTIMATE.start___VERIFIER_assert_#in~cond_primed|) (= c_ULTIMATE.start_main_~i~7_primed 0) (= |c_ULTIMATE.start___VERIFIER_assert_#in~cond_primed| (ite (= (select c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7_primed) c_ULTIMATE.start_main_~i~7_primed) 1 0)) (= 0 c_ULTIMATE.start___VERIFIER_assert_~cond_primed) (not (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n)) (< c_ULTIMATE.start_main_~i~7_primed 5)) (assume !(SelectionSort_~lh~4 < ~n);main_~i~7 := 0;assume !!(main_~i~7 < 5);__VERIFIER_assert_#in~cond := (if main_~array~7[main_~i~7] == main_~i~7 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;assume __VERIFIER_assert_~cond == 0;assume !false;) [2019-01-31 14:57:25,032 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-01-31 14:57:25,032 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:25,134 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:25,134 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:25,135 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:25,135 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:25,135 WARN L224 ngHoareTripleChecker]: Pre: {146#(and (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)))} [2019-01-31 14:57:25,135 WARN L228 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2019-01-31 14:57:25,135 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) [2019-01-31 14:57:25,136 WARN L230 ngHoareTripleChecker]: Post: {147#(and (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5))} [2019-01-31 14:57:25,136 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:25,136 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:25,136 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:25,157 WARN L270 ngHoareTripleChecker]: Pre: {146#(and (<= (- ~n (- ~n)) 10) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)))} [2019-01-31 14:57:25,157 WARN L274 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2019-01-31 14:57:25,158 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) [2019-01-31 14:57:25,175 WARN L276 ngHoareTripleChecker]: Post: {147#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 14:57:25,175 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:25,175 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:25,176 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1331 [inf_0], [old(~array)] -> [-inf_0] v_1333 [inf_0], [~array] -> [-inf_0] v_1332 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]}, 15 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]}, }}} [2019-01-31 14:57:25,177 WARN L628 ntHoareTripleChecker]: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) (assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1;) [2019-01-31 14:57:25,177 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: {ints: {~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]}, }}} [2019-01-31 14:57:25,177 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:25,216 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 14:57:25,217 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 14:57:25,217 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 14:57:25,217 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 14:57:25,218 WARN L224 ngHoareTripleChecker]: Pre: {151#(and (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)))} [2019-01-31 14:57:25,218 WARN L228 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~i~4 < ~n);assume ~array[SelectionSort_~i~4] < ~array[SelectionSort_~rh~4];SelectionSort_~rh~4 := SelectionSort_~i~4;SelectionSort_#t~post1 := SelectionSort_~i~4;SelectionSort_~i~4 := SelectionSort_#t~post1 + 1;havoc SelectionSort_#t~post1; [2019-01-31 14:57:25,218 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< (select c_~array c_ULTIMATE.start_SelectionSort_~i~4) (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~i~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~i~4 1))) [2019-01-31 14:57:25,218 WARN L230 ngHoareTripleChecker]: Post: {152#(and (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5))} [2019-01-31 14:57:25,219 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 14:57:25,219 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 14:57:25,219 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 14:57:25,240 WARN L270 ngHoareTripleChecker]: Pre: {151#(and (<= (- ~n (- ~n)) 10) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)))} [2019-01-31 14:57:25,240 WARN L274 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~i~4 < ~n);assume ~array[SelectionSort_~i~4] < ~array[SelectionSort_~rh~4];SelectionSort_~rh~4 := SelectionSort_~i~4;SelectionSort_#t~post1 := SelectionSort_~i~4;SelectionSort_~i~4 := SelectionSort_#t~post1 + 1;havoc SelectionSort_#t~post1; [2019-01-31 14:57:25,241 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< (select c_~array c_ULTIMATE.start_SelectionSort_~i~4) (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~i~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~i~4 1))) [2019-01-31 14:57:25,311 WARN L276 ngHoareTripleChecker]: Post: {152#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 14:57:25,311 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 14:57:25,311 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 14:57:25,312 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1334 [inf_0], [old(~array)] -> [-inf_0] v_1336 [inf_0], [~array] -> [-inf_0] v_1335 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]}, 15 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]}, }}} [2019-01-31 14:57:25,312 WARN L628 ntHoareTripleChecker]: (and (< (select c_~array c_ULTIMATE.start_SelectionSort_~i~4) (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~i~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~i~4 1))) (assume !!(SelectionSort_~i~4 < ~n);assume ~array[SelectionSort_~i~4] < ~array[SelectionSort_~rh~4];SelectionSort_~rh~4 := SelectionSort_~i~4;SelectionSort_#t~post1 := SelectionSort_~i~4;SelectionSort_~i~4 := SelectionSort_#t~post1 + 1;havoc SelectionSort_#t~post1;) [2019-01-31 14:57:25,312 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: {ints: {~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]}, }}} [2019-01-31 14:57:25,312 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 14:57:25,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-31 14:57:25,315 INFO L93 Difference]: Finished difference Result 11 states and 14 transitions. [2019-01-31 14:57:25,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-31 14:57:25,315 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2019-01-31 14:57:25,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-31 14:57:25,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-01-31 14:57:25,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2019-01-31 14:57:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-01-31 14:57:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2019-01-31 14:57:25,319 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 13 transitions. [2019-01-31 14:57:25,355 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-31 14:57:25,356 INFO L225 Difference]: With dead ends: 11 [2019-01-31 14:57:25,356 INFO L226 Difference]: Without dead ends: 9 [2019-01-31 14:57:25,357 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-31 14:57:25,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2019-01-31 14:57:25,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2019-01-31 14:57:25,394 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2019-01-31 14:57:25,395 INFO L82 GeneralOperation]: Start isEquivalent. First operand 9 states. Second operand 8 states. [2019-01-31 14:57:25,395 INFO L74 IsIncluded]: Start isIncluded. First operand 9 states. Second operand 8 states. [2019-01-31 14:57:25,395 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 8 states. [2019-01-31 14:57:25,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-31 14:57:25,397 INFO L93 Difference]: Finished difference Result 9 states and 12 transitions. [2019-01-31 14:57:25,397 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2019-01-31 14:57:25,398 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-31 14:57:25,398 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-31 14:57:25,398 INFO L74 IsIncluded]: Start isIncluded. First operand 8 states. Second operand 9 states. [2019-01-31 14:57:25,398 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 9 states. [2019-01-31 14:57:25,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-31 14:57:25,399 INFO L93 Difference]: Finished difference Result 9 states and 12 transitions. [2019-01-31 14:57:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2019-01-31 14:57:25,400 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-31 14:57:25,400 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-31 14:57:25,400 INFO L88 GeneralOperation]: Finished isEquivalent. [2019-01-31 14:57:25,400 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2019-01-31 14:57:25,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-01-31 14:57:25,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2019-01-31 14:57:25,402 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 10 transitions. Word has length 5 [2019-01-31 14:57:25,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-31 14:57:25,402 INFO L480 AbstractCegarLoop]: Abstraction has 8 states and 10 transitions. [2019-01-31 14:57:25,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-31 14:57:25,402 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2019-01-31 14:57:25,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-01-31 14:57:25,403 INFO L394 BasicCegarLoop]: Found error trace [2019-01-31 14:57:25,403 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-01-31 14:57:25,403 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-01-31 14:57:25,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-31 14:57:25,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1948270601, now seen corresponding path program 1 times [2019-01-31 14:57:25,404 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-01-31 14:57:25,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-31 14:57:25,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-31 14:57:25,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-31 14:57:25,405 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-01-31 14:57:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-31 14:57:25,477 INFO L273 TraceCheckUtils]: 0: Hoare triple {187#true} ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; {189#(<= 4 ULTIMATE.start_main_~i~7)} is VALID [2019-01-31 14:57:25,479 INFO L273 TraceCheckUtils]: 1: Hoare triple {189#(<= 4 ULTIMATE.start_main_~i~7)} assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; {190#(<= 3 ULTIMATE.start_main_~i~7)} is VALID [2019-01-31 14:57:25,482 INFO L273 TraceCheckUtils]: 2: Hoare triple {190#(<= 3 ULTIMATE.start_main_~i~7)} assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; {188#false} is VALID [2019-01-31 14:57:25,483 INFO L273 TraceCheckUtils]: 3: Hoare triple {188#false} assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; {188#false} is VALID [2019-01-31 14:57:25,483 INFO L273 TraceCheckUtils]: 4: Hoare triple {188#false} assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0; {188#false} is VALID [2019-01-31 14:57:25,483 INFO L273 TraceCheckUtils]: 5: Hoare triple {188#false} assume !(SelectionSort_~lh~4 < ~n);main_~i~7 := 0;assume !!(main_~i~7 < 5);__VERIFIER_assert_#in~cond := (if main_~array~7[main_~i~7] == main_~i~7 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;assume __VERIFIER_assert_~cond == 0;assume !false; {188#false} is VALID [2019-01-31 14:57:25,483 INFO L273 TraceCheckUtils]: 6: Hoare triple {188#false} assume !false; {188#false} is VALID [2019-01-31 14:57:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-01-31 14:57:25,484 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-31 14:57:25,484 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-01-31 14:57:25,484 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 8 with the following transitions: [2019-01-31 14:57:25,484 INFO L207 CegarAbsIntRunner]: [0], [5], [7], [12], [14], [16], [22] [2019-01-31 14:57:25,486 INFO L148 AbstractInterpreter]: Using domain ArrayDomain [2019-01-31 14:57:25,486 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-31 15:07:01,208 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-01-31 15:07:01,208 INFO L272 AbstractInterpreter]: Visited 6 different actions 16 times. Merged at 1 different actions 5 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-01-31 15:07:01,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-31 15:07:01,209 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-01-31 15:07:06,474 INFO L227 lantSequenceWeakener]: Weakened 3 states. On average, predicates are now at 30.56% of their original sizes. [2019-01-31 15:07:06,940 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-01-31 15:07:08,023 INFO L420 sIntCurrentIteration]: We unified 6 AI predicates to 6 [2019-01-31 15:07:09,740 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-01-31 15:07:09,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-31 15:07:09,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [3] total 7 [2019-01-31 15:07:09,741 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-01-31 15:07:09,742 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2019-01-31 15:07:09,742 INFO L84 Accepts]: Finished accepts. word is accepted. [2019-01-31 15:07:09,742 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2019-01-31 15:07:09,759 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-31 15:07:09,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-31 15:07:09,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-31 15:07:09,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-01-31 15:07:09,760 INFO L87 Difference]: Start difference. First operand 8 states and 10 transitions. Second operand 6 states. [2019-01-31 15:07:10,162 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 15:07:10,163 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 15:07:10,163 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 15:07:10,164 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 15:07:10,164 WARN L224 ngHoareTripleChecker]: Pre: {253#true} [2019-01-31 15:07:10,164 WARN L228 ngHoareTripleChecker]: Action: ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; [2019-01-31 15:07:10,164 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= (store (store (store (store (store c_~array 0 0) 1 0) 2 0) 3 0) 4 0) c_~array_primed) (= c_ULTIMATE.start_main_~i~7_primed 4) (= c_~n_primed 5)) [2019-01-31 15:07:10,165 WARN L230 ngHoareTripleChecker]: Post: {254#(forall ((v_idx_847 Int)) (and (<= 5 (+ c_ULTIMATE.start_SelectionSort_~lh~4 c_~n)) (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= c_~n (+ c_ULTIMATE.start_SelectionSort_~lh~4 5)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (+ c_ULTIMATE.start_SelectionSort_~lh~4 5) c_~n) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (* 2 c_~n) 10) (or (< (+ v_idx_847 5) c_~n) (<= 10 (+ v_idx_847 c_~n)) (= (select c_~array v_idx_847) (+ c_~n (- 5)))) (<= (+ c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5)))} [2019-01-31 15:07:10,165 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 15:07:10,166 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 15:07:10,166 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 15:07:10,168 WARN L270 ngHoareTripleChecker]: Pre: {253#true} [2019-01-31 15:07:10,168 WARN L274 ngHoareTripleChecker]: Action: ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; [2019-01-31 15:07:10,168 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= (store (store (store (store (store c_~array 0 0) 1 0) 2 0) 3 0) 4 0) c_~array_primed) (= c_ULTIMATE.start_main_~i~7_primed 4) (= c_~n_primed 5)) [2019-01-31 15:07:10,241 WARN L276 ngHoareTripleChecker]: Post: {254#(and (<= 5 (+ ULTIMATE.start_SelectionSort_~lh~4 ~n)) (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= ~n (+ ULTIMATE.start_SelectionSort_~lh~4 5)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ~n) (- 5)) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 5) ~n) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= (* 2 ~n) 10) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 ~n) 5) (forall ((v_idx_847 Int)) (or (< (+ v_idx_847 5) ~n) (<= 10 (+ v_idx_847 ~n)) (= (select ~array v_idx_847) (+ ~n (- 5))))) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 15:07:10,242 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 15:07:10,242 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 15:07:10,242 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1027 [inf_0], [old(~array)] -> [-inf_0] v_1029 [inf_0], [~array] -> [-inf_0] v_1028 [inf_0], }, Substate: {17 vars top, }}} [2019-01-31 15:07:10,243 WARN L628 ntHoareTripleChecker]: (and (= (store (store (store (store (store c_~array 0 0) 1 0) 2 0) 3 0) 4 0) c_~array_primed) (= c_ULTIMATE.start_main_~i~7_primed 4) (= c_~n_primed 5)) (~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4;) [2019-01-31 15:07:10,243 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {[~array] -> [-inf_0] v_612 [b_50] v_613 [b_51] v_614 [inf_0], }, Substate: {ints: {b_50 = [0; 0]; v_613 = [0; 0]; ~n = [5; 5]; b_51 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 2 vars top, relations: {ULTIMATE.start_SelectionSort_~lh~4 + b_50 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_50 = [0; 0]; b_50 + v_613 = [0; 0]; b_50 - v_613 = [0; 0]; b_51 + v_613 = [5; 5]; b_51 - v_613 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 + v_613 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_613 = [0; 0]; b_50 + ~n = [5; 5]; b_50 - ~n = [-5; -5]; v_613 + ~n = [5; 5]; v_613 - ~n = [-5; -5]; b_51 + ~n = [10; 10]; b_51 - ~n = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]; b_50 + b_51 = [5; 5]; b_50 - b_51 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_51 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - b_51 = [-5; -5]}, }}} [2019-01-31 15:07:10,243 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 15:07:10,285 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 15:07:10,286 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 15:07:10,286 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 15:07:10,286 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 15:07:10,286 WARN L224 ngHoareTripleChecker]: Pre: {255#true} [2019-01-31 15:07:10,286 WARN L228 ngHoareTripleChecker]: Action: ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; [2019-01-31 15:07:10,286 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= (store (store (store (store (store c_~array 0 0) 1 0) 2 0) 3 0) 4 0) c_~array_primed) (= c_ULTIMATE.start_main_~i~7_primed 4) (= c_~n_primed 5)) [2019-01-31 15:07:10,287 WARN L230 ngHoareTripleChecker]: Post: {256#(and (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5))} [2019-01-31 15:07:10,287 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 15:07:10,287 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 15:07:10,287 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 15:07:10,288 WARN L270 ngHoareTripleChecker]: Pre: {255#true} [2019-01-31 15:07:10,288 WARN L274 ngHoareTripleChecker]: Action: ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; [2019-01-31 15:07:10,288 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= (store (store (store (store (store c_~array 0 0) 1 0) 2 0) 3 0) 4 0) c_~array_primed) (= c_ULTIMATE.start_main_~i~7_primed 4) (= c_~n_primed 5)) [2019-01-31 15:07:10,305 WARN L276 ngHoareTripleChecker]: Post: {256#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 15:07:10,306 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 15:07:10,306 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 15:07:10,307 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1053 [inf_0], [old(~array)] -> [-inf_0] v_1055 [inf_0], [~array] -> [-inf_0] v_1054 [inf_0], }, Substate: {17 vars top, }}} [2019-01-31 15:07:10,307 WARN L628 ntHoareTripleChecker]: (and (= (store (store (store (store (store c_~array 0 0) 1 0) 2 0) 3 0) 4 0) c_~array_primed) (= c_ULTIMATE.start_main_~i~7_primed 4) (= c_~n_primed 5)) (~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4;) [2019-01-31 15:07:10,307 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: {ints: {~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]}, }}} [2019-01-31 15:07:10,307 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 15:07:10,434 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 15:07:10,434 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 15:07:10,435 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 15:07:10,435 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 15:07:10,435 WARN L224 ngHoareTripleChecker]: Pre: {259#(forall ((v_idx_854 Int)) (and (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (* 2 c_~n) 10) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (or (< (+ v_idx_854 5) c_~n) (<= 10 (+ v_idx_854 c_~n)) (= (+ c_~n (- 5)) (select c_~array v_idx_854))) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6)))} [2019-01-31 15:07:10,435 WARN L228 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 15:07:10,435 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 15:07:10,435 WARN L230 ngHoareTripleChecker]: Post: {260#false} [2019-01-31 15:07:10,436 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 15:07:10,436 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 15:07:10,436 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 15:07:10,473 WARN L270 ngHoareTripleChecker]: Pre: {259#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (forall ((v_idx_854 Int)) (or (< (+ v_idx_854 5) ~n) (<= 10 (+ v_idx_854 ~n)) (= (+ ~n (- 5)) (select ~array v_idx_854)))) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (* 2 ~n) 10) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 9) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2019-01-31 15:07:10,473 WARN L274 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 15:07:10,473 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 15:07:10,475 WARN L276 ngHoareTripleChecker]: Post: {260#false} [2019-01-31 15:07:10,475 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 15:07:10,475 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 15:07:10,476 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1073 [inf_0], [old(~array)] -> [-inf_0] v_1074 [inf_0], [~array] -> [-inf_0] v_612 [b_50] v_613 [b_51] v_614 [inf_0], }, Substate: {ints: {b_50 = [0; 0]; v_613 = [0; 0]; ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]; b_51 = [5; 5]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + b_50 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_50 = [-1; 4]; b_50 + v_613 = [0; 0]; b_50 - v_613 = [0; 0]; ULTIMATE.start_main_~i~7 + v_613 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_613 = [-1; 4]; b_51 + v_613 = [5; 5]; b_51 - v_613 = [5; 5]; b_50 + ~n = [5; 5]; b_50 - ~n = [-5; -5]; v_613 + ~n = [5; 5]; v_613 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_51 + ~n = [10; 10]; b_51 - ~n = [0; 0]; b_50 + b_51 = [5; 5]; b_50 - b_51 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_51 = [4; 9]; ULTIMATE.start_main_~i~7 - b_51 = [-6; -1]}, }}} [2019-01-31 15:07:10,476 WARN L628 ntHoareTripleChecker]: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) (assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2;) [2019-01-31 15:07:10,476 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-01-31 15:07:10,476 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 15:07:11,018 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 15:07:11,018 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 15:07:11,018 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 15:07:11,018 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 15:07:11,019 WARN L224 ngHoareTripleChecker]: Pre: {261#(forall ((v_idx_871 Int)) (and (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (* 2 c_~n) 10) (or (< (+ v_idx_871 5) c_~n) (= (select c_~array v_idx_871) (+ c_~n (- 5))) (<= 10 (+ v_idx_871 c_~n))) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6)))} [2019-01-31 15:07:11,019 WARN L228 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 15:07:11,019 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 15:07:11,019 WARN L230 ngHoareTripleChecker]: Post: {262#(forall ((v_idx_875 Int)) (and (<= 5 (+ c_ULTIMATE.start_SelectionSort_~lh~4 c_~n)) (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= c_~n (+ c_ULTIMATE.start_SelectionSort_~lh~4 5)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (+ c_ULTIMATE.start_SelectionSort_~lh~4 5) c_~n) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (* 2 c_~n) 10) (<= (+ c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) 5) (or (= (+ c_~n (- 5)) (select c_~array v_idx_875)) (<= 10 (+ v_idx_875 c_~n)) (< (+ v_idx_875 5) c_~n)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5)))} [2019-01-31 15:07:11,019 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 15:07:11,020 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 15:07:11,020 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 15:07:11,055 WARN L270 ngHoareTripleChecker]: Pre: {261#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (* 2 ~n) 10) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 9) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (forall ((v_idx_871 Int)) (or (< (+ v_idx_871 5) ~n) (= (select ~array v_idx_871) (+ ~n (- 5))) (<= 10 (+ v_idx_871 ~n)))) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2019-01-31 15:07:11,055 WARN L274 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 15:07:11,055 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 15:07:11,090 WARN L276 ngHoareTripleChecker]: Post: {262#(and (<= 5 (+ ULTIMATE.start_SelectionSort_~lh~4 ~n)) (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= ~n (+ ULTIMATE.start_SelectionSort_~lh~4 5)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ~n) (- 5)) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 5) ~n) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= (* 2 ~n) 10) (forall ((v_idx_875 Int)) (or (= (+ ~n (- 5)) (select ~array v_idx_875)) (<= 10 (+ v_idx_875 ~n)) (< (+ v_idx_875 5) ~n))) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 ~n) 5) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 15:07:11,090 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 15:07:11,090 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 15:07:11,091 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1078 [inf_0], [old(~array)] -> [-inf_0] v_1079 [inf_0], [~array] -> [-inf_0] v_612 [b_50] v_613 [b_51] v_614 [inf_0], }, Substate: {ints: {b_50 = [0; 0]; v_613 = [0; 0]; ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]; b_51 = [5; 5]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + b_50 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_50 = [-1; 4]; b_50 + v_613 = [0; 0]; b_50 - v_613 = [0; 0]; ULTIMATE.start_main_~i~7 + v_613 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_613 = [-1; 4]; b_51 + v_613 = [5; 5]; b_51 - v_613 = [5; 5]; b_50 + ~n = [5; 5]; b_50 - ~n = [-5; -5]; v_613 + ~n = [5; 5]; v_613 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_51 + ~n = [10; 10]; b_51 - ~n = [0; 0]; b_50 + b_51 = [5; 5]; b_50 - b_51 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_51 = [4; 9]; ULTIMATE.start_main_~i~7 - b_51 = [-6; -1]}, }}} [2019-01-31 15:07:11,091 WARN L628 ntHoareTripleChecker]: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) (assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2;) [2019-01-31 15:07:11,091 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {[~array] -> [-inf_0] v_612 [b_50] v_613 [b_51] v_614 [inf_0], }, Substate: {ints: {b_50 = [0; 0]; v_613 = [0; 0]; ~n = [5; 5]; b_51 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 2 vars top, relations: {ULTIMATE.start_SelectionSort_~lh~4 + b_50 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_50 = [0; 0]; b_50 + v_613 = [0; 0]; b_50 - v_613 = [0; 0]; b_51 + v_613 = [5; 5]; b_51 - v_613 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 + v_613 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_613 = [0; 0]; b_50 + ~n = [5; 5]; b_50 - ~n = [-5; -5]; v_613 + ~n = [5; 5]; v_613 - ~n = [-5; -5]; b_51 + ~n = [10; 10]; b_51 - ~n = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]; b_50 + b_51 = [5; 5]; b_50 - b_51 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_51 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - b_51 = [-5; -5]}, }}} [2019-01-31 15:07:11,091 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 15:07:11,178 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 15:07:11,178 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 15:07:11,178 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 15:07:11,179 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 15:07:11,179 WARN L224 ngHoareTripleChecker]: Pre: {263#(forall ((v_idx_879 Int)) (and (<= 10 (* 2 c_~n)) (or (<= 10 (+ v_idx_879 c_~n)) (< (+ v_idx_879 5) c_~n) (= (+ c_~n (- 5)) (select c_~array v_idx_879))) (<= (- c_~n (- c_~n)) 10) (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (* 2 c_~n) 10) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6)))} [2019-01-31 15:07:11,179 WARN L228 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 15:07:11,179 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 15:07:11,179 WARN L230 ngHoareTripleChecker]: Post: {264#(and (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5))} [2019-01-31 15:07:11,179 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 15:07:11,180 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 15:07:11,180 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 15:07:11,222 WARN L270 ngHoareTripleChecker]: Pre: {263#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (forall ((v_idx_879 Int)) (or (<= 10 (+ v_idx_879 ~n)) (< (+ v_idx_879 5) ~n) (= (+ ~n (- 5)) (select ~array v_idx_879)))) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (* 2 ~n) 10) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 9) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2019-01-31 15:07:11,222 WARN L274 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-01-31 15:07:11,222 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-01-31 15:07:11,249 WARN L276 ngHoareTripleChecker]: Post: {264#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 15:07:11,249 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 15:07:11,249 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 15:07:11,250 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1089 [inf_0], [old(~array)] -> [-inf_0] v_1090 [inf_0], [~array] -> [-inf_0] v_612 [b_50] v_613 [b_51] v_614 [inf_0], }, Substate: {ints: {b_50 = [0; 0]; v_613 = [0; 0]; ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]; b_51 = [5; 5]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + b_50 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_50 = [-1; 4]; b_50 + v_613 = [0; 0]; b_50 - v_613 = [0; 0]; ULTIMATE.start_main_~i~7 + v_613 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_613 = [-1; 4]; b_51 + v_613 = [5; 5]; b_51 - v_613 = [5; 5]; b_50 + ~n = [5; 5]; b_50 - ~n = [-5; -5]; v_613 + ~n = [5; 5]; v_613 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_51 + ~n = [10; 10]; b_51 - ~n = [0; 0]; b_50 + b_51 = [5; 5]; b_50 - b_51 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_51 = [4; 9]; ULTIMATE.start_main_~i~7 - b_51 = [-6; -1]}, }}} [2019-01-31 15:07:11,250 WARN L628 ntHoareTripleChecker]: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) (assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2;) [2019-01-31 15:07:11,250 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: {ints: {~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]}, }}} [2019-01-31 15:07:11,250 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 15:07:11,343 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 15:07:11,344 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 15:07:11,344 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 15:07:11,344 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 15:07:11,344 WARN L224 ngHoareTripleChecker]: Pre: {267#(forall ((v_idx_884 Int)) (and (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_~n) c_~n) (- 10)) (or (<= 10 (+ v_idx_884 c_~n)) (< (+ v_idx_884 5) c_~n) (= (+ c_~n (- 5)) (select c_~array v_idx_884))) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (* 2 c_~n) 10) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6)))} [2019-01-31 15:07:11,345 WARN L228 ngHoareTripleChecker]: Action: assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; [2019-01-31 15:07:11,345 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2019-01-31 15:07:11,345 WARN L230 ngHoareTripleChecker]: Post: {268#false} [2019-01-31 15:07:11,345 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 15:07:11,345 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 15:07:11,345 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 15:07:11,387 WARN L270 ngHoareTripleChecker]: Pre: {267#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (forall ((v_idx_884 Int)) (or (<= 10 (+ v_idx_884 ~n)) (< (+ v_idx_884 5) ~n) (= (+ ~n (- 5)) (select ~array v_idx_884)))) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (* 2 ~n) 10) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 9) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2019-01-31 15:07:11,388 WARN L274 ngHoareTripleChecker]: Action: assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; [2019-01-31 15:07:11,388 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2019-01-31 15:07:11,389 WARN L276 ngHoareTripleChecker]: Post: {268#false} [2019-01-31 15:07:11,389 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 15:07:11,389 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 15:07:11,390 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1094 [inf_0], [old(~array)] -> [-inf_0] v_1095 [inf_0], [~array] -> [-inf_0] v_612 [b_50] v_613 [b_51] v_614 [inf_0], }, Substate: {ints: {b_50 = [0; 0]; v_613 = [0; 0]; ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]; b_51 = [5; 5]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + b_50 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_50 = [-1; 4]; b_50 + v_613 = [0; 0]; b_50 - v_613 = [0; 0]; ULTIMATE.start_main_~i~7 + v_613 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_613 = [-1; 4]; b_51 + v_613 = [5; 5]; b_51 - v_613 = [5; 5]; b_50 + ~n = [5; 5]; b_50 - ~n = [-5; -5]; v_613 + ~n = [5; 5]; v_613 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_51 + ~n = [10; 10]; b_51 - ~n = [0; 0]; b_50 + b_51 = [5; 5]; b_50 - b_51 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_51 = [4; 9]; ULTIMATE.start_main_~i~7 - b_51 = [-6; -1]}, }}} [2019-01-31 15:07:11,390 WARN L628 ntHoareTripleChecker]: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) (assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0;) [2019-01-31 15:07:11,390 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-01-31 15:07:11,390 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 15:07:12,339 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 15:07:12,340 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 15:07:12,340 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 15:07:12,340 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 15:07:12,341 WARN L224 ngHoareTripleChecker]: Pre: {269#(forall ((v_idx_901 Int)) (and (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (* 2 c_~n) 10) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (or (< (+ v_idx_901 5) c_~n) (= (select c_~array v_idx_901) (+ c_~n (- 5))) (<= 10 (+ v_idx_901 c_~n))) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6)))} [2019-01-31 15:07:12,341 WARN L228 ngHoareTripleChecker]: Action: assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; [2019-01-31 15:07:12,341 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2019-01-31 15:07:12,341 WARN L230 ngHoareTripleChecker]: Post: {270#(forall ((v_idx_905 Int)) (and (<= 0 c_ULTIMATE.start_SelectionSort_~rh~4) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) c_~n) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 1) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= c_ULTIMATE.start_SelectionSort_~rh~4 0) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 c_ULTIMATE.start_SelectionSort_~rh~4) 1) (<= c_ULTIMATE.start_SelectionSort_~i~4 1) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) c_ULTIMATE.start_SelectionSort_~rh~4) 0) (<= 0 (+ c_ULTIMATE.start_SelectionSort_~lh~4 c_ULTIMATE.start_SelectionSort_~rh~4)) (<= (+ c_ULTIMATE.start_SelectionSort_~i~4 c_ULTIMATE.start_SelectionSort_~rh~4) 1) (<= 1 c_ULTIMATE.start_SelectionSort_~i~4) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) c_ULTIMATE.start_SelectionSort_~rh~4) (- 1)) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 c_~n) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (- c_ULTIMATE.start_SelectionSort_~rh~4)) 1) (<= 5 c_~n) (<= (+ c_ULTIMATE.start_SelectionSort_~lh~4 c_ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) c_~n) (- 6)) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 (- c_~n)) 5) (<= c_~n 5) (<= 1 (+ c_ULTIMATE.start_SelectionSort_~i~4 c_ULTIMATE.start_SelectionSort_~rh~4)) (or (= (- c_ULTIMATE.start_SelectionSort_~rh~4) (select c_~array v_idx_905)) (< (+ v_idx_905 c_ULTIMATE.start_SelectionSort_~rh~4) 0) (<= 5 v_idx_905)) (<= c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~lh~4) (<= 0 c_ULTIMATE.start_SelectionSort_~lh~4) (<= c_ULTIMATE.start_SelectionSort_~lh~4 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) c_ULTIMATE.start_SelectionSort_~lh~4) (- 1)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5) (<= (* 2 c_ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (+ c_ULTIMATE.start_SelectionSort_~rh~4 1) c_ULTIMATE.start_SelectionSort_~i~4) (<= (+ c_ULTIMATE.start_SelectionSort_~rh~4 5) c_~n) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) (- c_ULTIMATE.start_SelectionSort_~lh~4)) (- 1)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= c_ULTIMATE.start_SelectionSort_~i~4 (+ c_ULTIMATE.start_SelectionSort_~rh~4 1)) (<= 5 (+ c_ULTIMATE.start_SelectionSort_~rh~4 c_~n)) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 (- c_ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= c_~n (+ c_ULTIMATE.start_SelectionSort_~rh~4 5)) (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) (- c_ULTIMATE.start_SelectionSort_~rh~4)) (- 1)) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) (- c_~n)) 4) (<= c_ULTIMATE.start_SelectionSort_~lh~4 c_ULTIMATE.start_SelectionSort_~rh~4) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (- c_ULTIMATE.start_SelectionSort_~i~4)) 2) (<= 0 (* 2 c_ULTIMATE.start_SelectionSort_~rh~4)) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 c_~n) (- 4)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 c_ULTIMATE.start_SelectionSort_~lh~4) 1) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) c_ULTIMATE.start_SelectionSort_~i~4) (- 2)) (<= (+ c_ULTIMATE.start_SelectionSort_~rh~4 c_~n) 5) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (- c_~n)) 6) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) (- c_~n)) 5)))} [2019-01-31 15:07:12,342 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 15:07:12,343 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 15:07:12,344 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 15:07:12,381 WARN L270 ngHoareTripleChecker]: Pre: {269#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (* 2 ~n) 10) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 9) (forall ((v_idx_901 Int)) (or (< (+ v_idx_901 5) ~n) (= (select ~array v_idx_901) (+ ~n (- 5))) (<= 10 (+ v_idx_901 ~n)))) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2019-01-31 15:07:12,381 WARN L274 ngHoareTripleChecker]: Action: assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; [2019-01-31 15:07:12,381 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2019-01-31 15:07:12,479 WARN L276 ngHoareTripleChecker]: Post: {270#(and (forall ((v_idx_905 Int)) (or (= (- ULTIMATE.start_SelectionSort_~rh~4) (select ~array v_idx_905)) (< (+ v_idx_905 ULTIMATE.start_SelectionSort_~rh~4) 0) (<= 5 v_idx_905))) (<= 0 ULTIMATE.start_SelectionSort_~rh~4) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) ~n) (- 5)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 1) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= ULTIMATE.start_SelectionSort_~rh~4 0) (<= (- ULTIMATE.start_SelectionSort_~i~4 ULTIMATE.start_SelectionSort_~rh~4) 1) (<= ULTIMATE.start_SelectionSort_~i~4 1) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) ULTIMATE.start_SelectionSort_~rh~4) 0) (<= 0 (+ ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~rh~4)) (<= (+ ULTIMATE.start_SelectionSort_~i~4 ULTIMATE.start_SelectionSort_~rh~4) 1) (<= 1 ULTIMATE.start_SelectionSort_~i~4) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) ULTIMATE.start_SelectionSort_~rh~4) (- 1)) (<= (- ULTIMATE.start_SelectionSort_~rh~4 ~n) (- 5)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- ULTIMATE.start_SelectionSort_~rh~4)) 1) (<= 5 ~n) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) ~n) (- 6)) (<= (- ULTIMATE.start_SelectionSort_~rh~4 (- ~n)) 5) (<= ~n 5) (<= 1 (+ ULTIMATE.start_SelectionSort_~i~4 ULTIMATE.start_SelectionSort_~rh~4)) (<= ULTIMATE.start_SelectionSort_~rh~4 ULTIMATE.start_SelectionSort_~lh~4) (<= 0 ULTIMATE.start_SelectionSort_~lh~4) (<= ULTIMATE.start_SelectionSort_~lh~4 0) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) ULTIMATE.start_SelectionSort_~lh~4) (- 1)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5) (<= (* 2 ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (+ ULTIMATE.start_SelectionSort_~rh~4 1) ULTIMATE.start_SelectionSort_~i~4) (<= (+ ULTIMATE.start_SelectionSort_~rh~4 5) ~n) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) (- ULTIMATE.start_SelectionSort_~lh~4)) (- 1)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ~n) (- 5)) (<= ULTIMATE.start_SelectionSort_~i~4 (+ ULTIMATE.start_SelectionSort_~rh~4 1)) (<= 5 (+ ULTIMATE.start_SelectionSort_~rh~4 ~n)) (<= (- ULTIMATE.start_SelectionSort_~rh~4 (- ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= ~n (+ ULTIMATE.start_SelectionSort_~rh~4 5)) (<= (- ~n (- ~n)) 10) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) (- ULTIMATE.start_SelectionSort_~rh~4)) (- 1)) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) (- ~n)) 4) (<= ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~rh~4) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- ULTIMATE.start_SelectionSort_~i~4)) 2) (<= 0 (* 2 ULTIMATE.start_SelectionSort_~rh~4)) (<= (- ULTIMATE.start_SelectionSort_~i~4 ~n) (- 4)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (- ULTIMATE.start_SelectionSort_~i~4 ULTIMATE.start_SelectionSort_~lh~4) 1) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) ULTIMATE.start_SelectionSort_~i~4) (- 2)) (<= (+ ULTIMATE.start_SelectionSort_~rh~4 ~n) 5) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- ~n)) 6) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) (- ~n)) 5))} [2019-01-31 15:07:12,479 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 15:07:12,479 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 15:07:12,480 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1096 [inf_0], [old(~array)] -> [-inf_0] v_1097 [inf_0], [~array] -> [-inf_0] v_612 [b_50] v_613 [b_51] v_614 [inf_0], }, Substate: {ints: {b_50 = [0; 0]; v_613 = [0; 0]; ULTIMATE.start_main_~i~7 = [-1; 4]; ~n = [5; 5]; b_51 = [5; 5]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + b_50 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_50 = [-1; 4]; b_50 + v_613 = [0; 0]; b_50 - v_613 = [0; 0]; ULTIMATE.start_main_~i~7 + v_613 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_613 = [-1; 4]; b_51 + v_613 = [5; 5]; b_51 - v_613 = [5; 5]; b_50 + ~n = [5; 5]; b_50 - ~n = [-5; -5]; v_613 + ~n = [5; 5]; v_613 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_51 + ~n = [10; 10]; b_51 - ~n = [0; 0]; b_50 + b_51 = [5; 5]; b_50 - b_51 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_51 = [4; 9]; ULTIMATE.start_main_~i~7 - b_51 = [-6; -1]}, }}} [2019-01-31 15:07:12,480 WARN L628 ntHoareTripleChecker]: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) (assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0;) [2019-01-31 15:07:12,480 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {[~array] -> [-inf_0] v_612 [b_50] v_613 [b_51] v_614 [inf_0], }, Substate: {ints: {b_50 = [0; 0]; v_613 = [0; 0]; ULTIMATE.start_SelectionSort_~i~4 = [1; 1]; ~n = [5; 5]; b_51 = [5; 5]; ULTIMATE.start_SelectionSort_~rh~4 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 2 vars top, relations: {ULTIMATE.start_SelectionSort_~i~4 + b_50 = [1; 1]; ULTIMATE.start_SelectionSort_~i~4 - b_50 = [1; 1]; ULTIMATE.start_SelectionSort_~rh~4 + b_50 = [0; 0]; ULTIMATE.start_SelectionSort_~rh~4 - b_50 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + b_50 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_50 = [0; 0]; b_50 + v_613 = [0; 0]; b_50 - v_613 = [0; 0]; ULTIMATE.start_SelectionSort_~i~4 + v_613 = [1; 1]; ULTIMATE.start_SelectionSort_~i~4 - v_613 = [1; 1]; b_51 + v_613 = [5; 5]; b_51 - v_613 = [5; 5]; ULTIMATE.start_SelectionSort_~rh~4 + v_613 = [0; 0]; ULTIMATE.start_SelectionSort_~rh~4 - v_613 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + v_613 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_613 = [0; 0]; b_50 + ~n = [5; 5]; b_50 - ~n = [-5; -5]; v_613 + ~n = [5; 5]; v_613 - ~n = [-5; -5]; ULTIMATE.start_SelectionSort_~i~4 + ~n = [6; 6]; ULTIMATE.start_SelectionSort_~i~4 - ~n = [-4; -4]; b_51 + ~n = [10; 10]; b_51 - ~n = [0; 0]; ULTIMATE.start_SelectionSort_~rh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~rh~4 - ~n = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]; b_50 + b_51 = [5; 5]; b_50 - b_51 = [-5; -5]; ULTIMATE.start_SelectionSort_~i~4 + b_51 = [6; 6]; ULTIMATE.start_SelectionSort_~i~4 - b_51 = [-4; -4]; ULTIMATE.start_SelectionSort_~rh~4 + b_51 = [5; 5]; ULTIMATE.start_SelectionSort_~rh~4 - b_51 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_51 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - b_51 = [-5; -5]; ULTIMATE.start_SelectionSort_~i~4 + ULTIMATE.start_SelectionSort_~rh~4 = [1; 1]; ULTIMATE.start_SelectionSort_~i~4 - ULTIMATE.start_SelectionSort_~rh~4 = [1; 1]; ULTIMATE.start_SelectionSort_~lh~4 + ULTIMATE.start_SelectionSort_~rh~4 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - ULTIMATE.start_SelectionSort_~rh~4 = [0; 0]; ULTIMATE.start_SelectionSort_~i~4 + ULTIMATE.start_SelectionSort_~lh~4 = [1; 1]; ULTIMATE.start_SelectionSort_~i~4 - ULTIMATE.start_SelectionSort_~lh~4 = [1; 1]}, }}} [2019-01-31 15:07:12,480 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 15:07:13,145 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-01-31 15:07:13,146 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-01-31 15:07:13,146 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-31 15:07:13,146 WARN L223 ngHoareTripleChecker]: -- [2019-01-31 15:07:13,146 WARN L224 ngHoareTripleChecker]: Pre: {277#(forall ((v_idx_917 Int)) (and (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (<= c_~n (+ c_ULTIMATE.start_SelectionSort_~lh~4 5)) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (+ c_ULTIMATE.start_SelectionSort_~lh~4 5) c_~n) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (* 2 c_~n) 10) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (or (< (+ v_idx_917 5) c_~n) (= (+ c_~n (- 5)) (select c_~array v_idx_917)) (<= 10 (+ c_~n v_idx_917))) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_main_~i~7) 1) (<= 5 (+ c_ULTIMATE.start_SelectionSort_~lh~4 c_~n)) (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_ULTIMATE.start_main_~i~7) 1) (<= (+ c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) 5) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_ULTIMATE.start_main_~i~7)) 4) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_main_~i~7)) 4) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5)))} [2019-01-31 15:07:13,147 WARN L228 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2019-01-31 15:07:13,147 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) [2019-01-31 15:07:13,147 WARN L230 ngHoareTripleChecker]: Post: {278#false} [2019-01-31 15:07:13,147 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-31 15:07:13,147 WARN L268 ngHoareTripleChecker]: -- [2019-01-31 15:07:13,147 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-31 15:07:13,260 WARN L270 ngHoareTripleChecker]: Pre: {277#(and (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= ~n (+ ULTIMATE.start_SelectionSort_~lh~4 5)) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 0) (forall ((v_idx_917 Int)) (or (< (+ v_idx_917 5) ~n) (= (+ ~n (- 5)) (select ~array v_idx_917)) (<= 10 (+ ~n v_idx_917)))) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ~n) (- 5)) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 5) ~n) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= (* 2 ~n) 10) (<= (+ ULTIMATE.start_main_~i~7 ~n) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_main_~i~7) 1) (<= 5 (+ ULTIMATE.start_SelectionSort_~lh~4 ~n)) (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_main_~i~7) 1) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 ~n) 5) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ULTIMATE.start_main_~i~7)) 4) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_main_~i~7)) 4) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-01-31 15:07:13,260 WARN L274 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2019-01-31 15:07:13,260 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) [2019-01-31 15:07:13,261 WARN L276 ngHoareTripleChecker]: Post: {278#false} [2019-01-31 15:07:13,261 WARN L620 ntHoareTripleChecker]: -- [2019-01-31 15:07:13,262 WARN L621 ntHoareTripleChecker]: Abstract states [2019-01-31 15:07:13,262 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1112 [inf_0], [old(~array)] -> [-inf_0] v_1113 [inf_0], [~array] -> [-inf_0] v_1109 [b_136] v_1110 [b_137] v_1111 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; b_136 = [0; 0]; b_137 = [5; 5]; ~n = [5; 5]; v_1110 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 15 vars top, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ULTIMATE.start_main_~i~7 = [-1; 4]; ULTIMATE.start_SelectionSort_~lh~4 - ULTIMATE.start_main_~i~7 = [-4; 1]; ULTIMATE.start_main_~i~7 + b_136 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_136 = [-1; 4]; ULTIMATE.start_SelectionSort_~lh~4 + b_136 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_136 = [0; 0]; ULTIMATE.start_main_~i~7 + b_137 = [4; 9]; ULTIMATE.start_main_~i~7 - b_137 = [-6; -1]; b_136 + b_137 = [5; 5]; b_136 - b_137 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_137 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - b_137 = [-5; -5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_136 + ~n = [5; 5]; b_136 - ~n = [-5; -5]; b_137 + ~n = [10; 10]; b_137 - ~n = [0; 0]; v_1110 + ~n = [5; 5]; v_1110 - ~n = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + v_1110 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_1110 = [-1; 4]; b_136 + v_1110 = [0; 0]; b_136 - v_1110 = [0; 0]; b_137 + v_1110 = [5; 5]; b_137 - v_1110 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 + v_1110 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_1110 = [0; 0]}, }}} [2019-01-31 15:07:13,263 WARN L628 ntHoareTripleChecker]: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) (assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1;) [2019-01-31 15:07:13,263 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-01-31 15:07:13,263 WARN L630 ntHoareTripleChecker]: -- [2019-01-31 15:07:14,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-31 15:07:14,269 INFO L93 Difference]: Finished difference Result 9 states and 12 transitions. [2019-01-31 15:07:14,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-31 15:07:14,270 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2019-01-31 15:07:14,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-31 15:07:14,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-01-31 15:07:14,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2019-01-31 15:07:14,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-01-31 15:07:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2019-01-31 15:07:14,273 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 11 transitions. [2019-01-31 15:07:14,328 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-31 15:07:14,329 INFO L225 Difference]: With dead ends: 9 [2019-01-31 15:07:14,329 INFO L226 Difference]: Without dead ends: 0 [2019-01-31 15:07:14,330 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-01-31 15:07:14,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-31 15:07:14,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-31 15:07:14,330 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2019-01-31 15:07:14,330 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2019-01-31 15:07:14,331 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2019-01-31 15:07:14,331 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2019-01-31 15:07:14,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-31 15:07:14,331 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-01-31 15:07:14,331 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-31 15:07:14,331 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-31 15:07:14,332 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-31 15:07:14,332 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2019-01-31 15:07:14,332 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2019-01-31 15:07:14,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-31 15:07:14,332 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-01-31 15:07:14,332 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-31 15:07:14,332 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-31 15:07:14,332 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-31 15:07:14,333 INFO L88 GeneralOperation]: Finished isEquivalent. [2019-01-31 15:07:14,333 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2019-01-31 15:07:14,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-31 15:07:14,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-31 15:07:14,333 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2019-01-31 15:07:14,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-31 15:07:14,333 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-31 15:07:14,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-31 15:07:14,333 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-31 15:07:14,333 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-31 15:07:14,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-31 15:07:14,695 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 5 99) no Hoare annotation was computed. [2019-01-31 15:07:14,696 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 76) no Hoare annotation was computed. [2019-01-31 15:07:14,696 INFO L444 ceAbstractionStarter]: At program point L69(lines 69 75) the Hoare annotation is: false [2019-01-31 15:07:14,696 INFO L444 ceAbstractionStarter]: At program point L98(lines 74 98) the Hoare annotation is: (and (<= (* 2 ULTIMATE.start_main_~i~7) 8) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (forall ((v_idx_764 Int)) (let ((.cse2 (+ ULTIMATE.start_SelectionSort_~lh~4 5)) (.cse1 (+ ULTIMATE.start_SelectionSort_~rh~4 1)) (.cse4 (+ ULTIMATE.start_SelectionSort_~rh~4 5)) (.cse6 (* 2 ~n)) (.cse8 (+ ULTIMATE.start_SelectionSort_~i~4 4)) (.cse3 (+ ULTIMATE.start_SelectionSort_~lh~4 1)) (.cse9 (+ ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~rh~4)) (.cse13 (+ ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~i~4)) (.cse0 (* 2 ULTIMATE.start_SelectionSort_~rh~4)) (.cse11 (+ ULTIMATE.start_SelectionSort_~i~4 ULTIMATE.start_SelectionSort_~rh~4)) (.cse5 (* 2 ULTIMATE.start_SelectionSort_~lh~4)) (.cse12 (+ ULTIMATE.start_SelectionSort_~lh~4 ~n)) (.cse10 (+ ULTIMATE.start_SelectionSort_~i~4 ~n)) (.cse14 (* 2 ULTIMATE.start_SelectionSort_~i~4)) (.cse7 (+ ULTIMATE.start_SelectionSort_~rh~4 ~n))) (and (<= .cse0 0) (<= .cse1 ULTIMATE.start_SelectionSort_~i~4) (<= 0 ULTIMATE.start_SelectionSort_~rh~4) (<= ~n .cse2) (<= ULTIMATE.start_SelectionSort_~i~4 .cse3) (<= .cse4 ~n) (<= .cse2 ~n) (<= ULTIMATE.start_SelectionSort_~i~4 .cse1) (<= .cse5 0) (<= .cse6 10) (<= 5 .cse7) (<= ULTIMATE.start_SelectionSort_~rh~4 0) (or (<= 5 v_idx_764) (< (+ v_idx_764 ULTIMATE.start_SelectionSort_~rh~4) 0) (= (+ (select ~array v_idx_764) ULTIMATE.start_SelectionSort_~rh~4) 0)) (<= ~n .cse8) (<= ULTIMATE.start_SelectionSort_~i~4 1) (<= 0 .cse9) (<= .cse10 6) (<= .cse11 1) (<= ~n .cse4) (<= 5 .cse12) (<= .cse13 1) (<= 10 .cse6) (<= 1 ULTIMATE.start_SelectionSort_~i~4) (<= .cse8 ~n) (<= .cse3 ULTIMATE.start_SelectionSort_~i~4) (<= .cse14 2) (<= ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~rh~4) (<= 5 ~n) (<= .cse9 0) (<= 1 .cse13) (<= 0 .cse0) (<= ~n 5) (<= 1 .cse11) (<= ULTIMATE.start_SelectionSort_~rh~4 ULTIMATE.start_SelectionSort_~lh~4) (<= 0 ULTIMATE.start_SelectionSort_~lh~4) (<= 0 .cse5) (<= ULTIMATE.start_SelectionSort_~lh~4 0) (<= .cse12 5) (<= 6 .cse10) (<= 2 .cse14) (<= .cse7 5))))) [2019-01-31 15:07:14,696 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(lines 5 99) no Hoare annotation was computed. [2019-01-31 15:07:14,697 INFO L444 ceAbstractionStarter]: At program point L90(lines 46 90) the Hoare annotation is: (and (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (forall ((v_idx_758 Int)) (let ((.cse0 (* 2 ~n)) (.cse1 (+ ULTIMATE.start_SelectionSort_~lh~4 ~n)) (.cse2 (+ ULTIMATE.start_SelectionSort_~lh~4 5)) (.cse3 (* 2 ULTIMATE.start_SelectionSort_~lh~4))) (and (<= .cse0 10) (<= 5 .cse1) (<= 10 .cse0) (<= ~n .cse2) (<= 0 .cse3) (<= .cse1 5) (or (<= 10 (+ v_idx_758 ~n)) (< (+ v_idx_758 5) ~n) (= ~n (+ (select ~array v_idx_758) 5))) (<= .cse2 ~n) (<= .cse3 0)))) (<= (* 2 ULTIMATE.start_main_~i~7) 8)) [2019-01-31 15:07:14,697 INFO L444 ceAbstractionStarter]: At program point L53(lines 32 53) the Hoare annotation is: (forall ((v_idx_749 Int)) (let ((.cse0 (* 2 ~n)) (.cse2 (* 2 ULTIMATE.start_main_~i~7)) (.cse1 (+ ULTIMATE.start_main_~i~7 ~n))) (and (<= .cse0 10) (<= 10 .cse0) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= .cse1 9) (or (= ~n (+ (select ~array v_idx_749) 5)) (<= 10 (+ v_idx_749 ~n)) (< (+ v_idx_749 5) ~n)) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= 0 (+ .cse2 2)) (<= .cse2 8) (<= 4 .cse1)))) [2019-01-31 15:07:14,698 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2019-01-31 15:07:14,707 WARN L170 areAnnotationChecker]: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has no Hoare annotation [2019-01-31 15:07:14,713 INFO L163 areAnnotationChecker]: CFG has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2019-01-31 15:07:14,725 INFO L202 PluginConnector]: Adding new model eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 03:07:14 BoogieIcfgContainer [2019-01-31 15:07:14,725 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-31 15:07:14,726 INFO L168 Benchmark]: Toolchain (without parser) took 644550.57 ms. Allocated memory was 137.4 MB in the beginning and 952.1 MB in the end (delta: 814.7 MB). Free memory was 104.4 MB in the beginning and 713.4 MB in the end (delta: -609.0 MB). Peak memory consumption was 205.8 MB. Max. memory is 7.1 GB. [2019-01-31 15:07:14,727 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.27 ms. Allocated memory is still 137.4 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-31 15:07:14,728 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.74 ms. Allocated memory is still 137.4 MB. Free memory was 104.4 MB in the beginning and 102.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-01-31 15:07:14,729 INFO L168 Benchmark]: Boogie Preprocessor took 33.28 ms. Allocated memory is still 137.4 MB. Free memory was 102.6 MB in the beginning and 101.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-01-31 15:07:14,729 INFO L168 Benchmark]: RCFGBuilder took 642.88 ms. Allocated memory is still 137.4 MB. Free memory was 101.3 MB in the beginning and 88.2 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-01-31 15:07:14,730 INFO L168 Benchmark]: TraceAbstraction took 643819.21 ms. Allocated memory was 137.4 MB in the beginning and 952.1 MB in the end (delta: 814.7 MB). Free memory was 87.8 MB in the beginning and 713.4 MB in the end (delta: -625.6 MB). Peak memory consumption was 189.2 MB. Max. memory is 7.1 GB. [2019-01-31 15:07:14,735 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 0.27 ms. Allocated memory is still 137.4 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 50.74 ms. Allocated memory is still 137.4 MB. Free memory was 104.4 MB in the beginning and 102.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.28 ms. Allocated memory is still 137.4 MB. Free memory was 102.6 MB in the beginning and 101.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 642.88 ms. Allocated memory is still 137.4 MB. Free memory was 101.3 MB in the beginning and 88.2 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 643819.21 ms. Allocated memory was 137.4 MB in the beginning and 952.1 MB in the end (delta: 814.7 MB). Free memory was 87.8 MB in the beginning and 713.4 MB in the end (delta: -625.6 MB). Peak memory consumption was 189.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 76]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (~n <= main_~i~7 + 6 && (forall v_idx_758 : int :: (((((((2 * ~n <= 10 && 5 <= SelectionSort_~lh~4 + ~n) && 10 <= 2 * ~n) && ~n <= SelectionSort_~lh~4 + 5) && 0 <= 2 * SelectionSort_~lh~4) && SelectionSort_~lh~4 + ~n <= 5) && ((10 <= v_idx_758 + ~n || v_idx_758 + 5 < ~n) || ~n == ~array[v_idx_758] + 5)) && SelectionSort_~lh~4 + 5 <= ~n) && 2 * SelectionSort_~lh~4 <= 0)) && 2 * main_~i~7 <= 8 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (forall v_idx_749 : int :: (((((((2 * ~n <= 10 && 10 <= 2 * ~n) && ~n <= main_~i~7 + 6) && main_~i~7 + ~n <= 9) && ((~n == ~array[v_idx_749] + 5 || 10 <= v_idx_749 + ~n) || v_idx_749 + 5 < ~n)) && main_~i~7 + 1 <= ~n) && 0 <= 2 * main_~i~7 + 2) && 2 * main_~i~7 <= 8) && 4 <= main_~i~7 + ~n) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: (2 * main_~i~7 <= 8 && 4 <= main_~i~7 + ~n) && (forall v_idx_764 : int :: (((((((((((((((((((((((((((((((((((((((2 * SelectionSort_~rh~4 <= 0 && SelectionSort_~rh~4 + 1 <= SelectionSort_~i~4) && 0 <= SelectionSort_~rh~4) && ~n <= SelectionSort_~lh~4 + 5) && SelectionSort_~i~4 <= SelectionSort_~lh~4 + 1) && SelectionSort_~rh~4 + 5 <= ~n) && SelectionSort_~lh~4 + 5 <= ~n) && SelectionSort_~i~4 <= SelectionSort_~rh~4 + 1) && 2 * SelectionSort_~lh~4 <= 0) && 2 * ~n <= 10) && 5 <= SelectionSort_~rh~4 + ~n) && SelectionSort_~rh~4 <= 0) && ((5 <= v_idx_764 || v_idx_764 + SelectionSort_~rh~4 < 0) || ~array[v_idx_764] + SelectionSort_~rh~4 == 0)) && ~n <= SelectionSort_~i~4 + 4) && SelectionSort_~i~4 <= 1) && 0 <= SelectionSort_~lh~4 + SelectionSort_~rh~4) && SelectionSort_~i~4 + ~n <= 6) && SelectionSort_~i~4 + SelectionSort_~rh~4 <= 1) && ~n <= SelectionSort_~rh~4 + 5) && 5 <= SelectionSort_~lh~4 + ~n) && SelectionSort_~lh~4 + SelectionSort_~i~4 <= 1) && 10 <= 2 * ~n) && 1 <= SelectionSort_~i~4) && SelectionSort_~i~4 + 4 <= ~n) && SelectionSort_~lh~4 + 1 <= SelectionSort_~i~4) && 2 * SelectionSort_~i~4 <= 2) && SelectionSort_~lh~4 <= SelectionSort_~rh~4) && 5 <= ~n) && SelectionSort_~lh~4 + SelectionSort_~rh~4 <= 0) && 1 <= SelectionSort_~lh~4 + SelectionSort_~i~4) && 0 <= 2 * SelectionSort_~rh~4) && ~n <= 5) && 1 <= SelectionSort_~i~4 + SelectionSort_~rh~4) && SelectionSort_~rh~4 <= SelectionSort_~lh~4) && 0 <= SelectionSort_~lh~4) && 0 <= 2 * SelectionSort_~lh~4) && SelectionSort_~lh~4 <= 0) && SelectionSort_~lh~4 + ~n <= 5) && 6 <= SelectionSort_~i~4 + ~n) && 2 <= 2 * SelectionSort_~i~4) && SelectionSort_~rh~4 + ~n <= 5) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. SAFE Result, 643.7s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 6.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 10 SDtfs, 12 SDslu, 5 SDs, 0 SdLazy, 6 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 624.2s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.8400000000000001 AbsIntWeakeningRatio, 2.4 AbsIntAvgWeakeningVarsNumRemoved, -2.8 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 7 NumberOfFragments, 343 HoareAnnotationTreeSize, 4 FomulaSimplifications, 183 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 261 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 107 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 1/3 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...