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 0.1.24-824f902 [2018-12-19 12:23:53,287 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-19 12:23:53,289 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-19 12:23:53,303 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-12-19 12:23:53,351 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf [2018-12-19 12:23:53,377 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-19 12:23:53,377 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-19 12:23:53,378 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-19 12:23:53,379 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-19 12:23:53,379 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-19 12:23:53,379 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-19 12:23:53,379 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2018-12-19 12:23:53,379 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-19 12:23:53,380 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-19 12:23:53,380 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2018-12-19 12:23:53,380 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-19 12:23:53,383 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-19 12:23:53,384 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-19 12:23:53,384 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-19 12:23:53,385 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-19 12:23:53,385 INFO L133 SettingsManager]: * Use SBE=true [2018-12-19 12:23:53,385 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-19 12:23:53,385 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-19 12:23:53,385 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-19 12:23:53,385 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-19 12:23:53,387 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-19 12:23:53,388 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-19 12:23:53,388 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-19 12:23:53,388 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-19 12:23:53,388 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-19 12:23:53,388 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-19 12:23:53,389 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-19 12:23:53,389 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-19 12:23:53,389 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-19 12:23:53,390 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-19 12:23:53,390 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-19 12:23:53,390 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-19 12:23:53,390 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-19 12:23:53,391 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-19 12:23:53,391 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-19 12:23:53,391 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-19 12:23:53,391 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-19 12:23:53,392 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-19 12:23:53,392 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-19 12:23:53,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-19 12:23:53,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-19 12:23:53,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-19 12:23:53,461 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-19 12:23:53,462 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-19 12:23:53,463 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl [2018-12-19 12:23:53,463 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl' [2018-12-19 12:23:53,519 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-19 12:23:53,521 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-19 12:23:53,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-19 12:23:53,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-19 12:23:53,522 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-19 12:23:53,546 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 19.12 12:23:53" (1/1) ... [2018-12-19 12:23:53,562 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 19.12 12:23:53" (1/1) ... [2018-12-19 12:23:53,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-19 12:23:53,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-19 12:23:53,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-19 12:23:53,580 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-19 12:23:53,594 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 19.12 12:23:53" (1/1) ... [2018-12-19 12:23:53,594 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 19.12 12:23:53" (1/1) ... [2018-12-19 12:23:53,597 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 19.12 12:23:53" (1/1) ... [2018-12-19 12:23:53,597 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 19.12 12:23:53" (1/1) ... [2018-12-19 12:23:53,604 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 19.12 12:23:53" (1/1) ... [2018-12-19 12:23:53,607 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 19.12 12:23:53" (1/1) ... [2018-12-19 12:23:53,608 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 19.12 12:23:53" (1/1) ... [2018-12-19 12:23:53,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-19 12:23:53,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-19 12:23:53,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-19 12:23:53,612 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-19 12:23:53,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 12:23:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-19 12:23:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-19 12:23:53,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-19 12:23:54,128 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-19 12:23:54,129 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-19 12:23:54,129 INFO L202 PluginConnector]: Adding new model eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 12:23:54 BoogieIcfgContainer [2018-12-19 12:23:54,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-19 12:23:54,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-19 12:23:54,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-19 12:23:54,134 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-19 12:23:54,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 12:23:53" (1/2) ... [2018-12-19 12:23:54,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48588821 and model type eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 12:23:54, skipping insertion in model container [2018-12-19 12:23:54,136 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 19.12 12:23:54" (2/2) ... [2018-12-19 12:23:54,138 INFO L112 eAbstractionObserver]: Analyzing ICFG eureka_05.i_5.bpl [2018-12-19 12:23:54,149 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-19 12:23:54,158 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-19 12:23:54,178 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-19 12:23:54,221 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-19 12:23:54,221 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-19 12:23:54,221 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-19 12:23:54,221 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-19 12:23:54,221 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-19 12:23:54,222 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-19 12:23:54,222 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-19 12:23:54,222 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-19 12:23:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-12-19 12:23:54,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-19 12:23:54,261 INFO L394 BasicCegarLoop]: Found error trace [2018-12-19 12:23:54,262 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-12-19 12:23:54,265 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-12-19 12:23:54,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-19 12:23:54,273 INFO L82 PathProgramCache]: Analyzing trace with hash 928714, now seen corresponding path program 1 times [2018-12-19 12:23:54,277 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-19 12:23:54,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-19 12:23:54,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-19 12:23:54,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-19 12:23:54,331 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-19 12:23:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-19 12:23:54,462 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 [2018-12-19 12:23:54,473 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 [2018-12-19 12:23:54,474 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 [2018-12-19 12:23:54,474 INFO L273 TraceCheckUtils]: 3: Hoare triple {10#false} assume !false; {10#false} is VALID [2018-12-19 12:23:54,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-19 12:23:54,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-19 12:23:54,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-19 12:23:54,478 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-19 12:23:54,483 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-12-19 12:23:54,484 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-12-19 12:23:54,487 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-12-19 12:23:54,509 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 4 edges. 4 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-12-19 12:23:54,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-19 12:23:54,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-19 12:23:54,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-19 12:23:54,522 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-12-19 12:23:54,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-19 12:23:54,684 INFO L93 Difference]: Finished difference Result 11 states and 17 transitions. [2018-12-19 12:23:54,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-19 12:23:54,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-12-19 12:23:54,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-19 12:23:54,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-12-19 12:23:54,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2018-12-19 12:23:54,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-12-19 12:23:54,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2018-12-19 12:23:54,694 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 17 transitions. [2018-12-19 12:23:54,836 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-12-19 12:23:54,847 INFO L225 Difference]: With dead ends: 11 [2018-12-19 12:23:54,847 INFO L226 Difference]: Without dead ends: 7 [2018-12-19 12:23:54,850 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 [2018-12-19 12:23:54,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-12-19 12:23:54,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-12-19 12:23:54,955 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-12-19 12:23:54,956 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7 states. Second operand 7 states. [2018-12-19 12:23:54,957 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2018-12-19 12:23:54,957 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2018-12-19 12:23:54,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-19 12:23:54,959 INFO L93 Difference]: Finished difference Result 7 states and 9 transitions. [2018-12-19 12:23:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-12-19 12:23:54,960 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-19 12:23:54,960 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-12-19 12:23:54,961 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2018-12-19 12:23:54,961 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2018-12-19 12:23:54,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-19 12:23:54,963 INFO L93 Difference]: Finished difference Result 7 states and 9 transitions. [2018-12-19 12:23:54,963 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-12-19 12:23:54,963 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-19 12:23:54,964 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-12-19 12:23:54,964 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-12-19 12:23:54,964 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-12-19 12:23:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-12-19 12:23:54,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2018-12-19 12:23:54,970 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 9 transitions. Word has length 4 [2018-12-19 12:23:54,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-19 12:23:54,971 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 9 transitions. [2018-12-19 12:23:54,972 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-19 12:23:54,972 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-12-19 12:23:54,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-19 12:23:54,973 INFO L394 BasicCegarLoop]: Found error trace [2018-12-19 12:23:54,973 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-12-19 12:23:54,973 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-12-19 12:23:54,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-19 12:23:54,975 INFO L82 PathProgramCache]: Analyzing trace with hash 28842881, now seen corresponding path program 1 times [2018-12-19 12:23:54,975 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-19 12:23:54,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-19 12:23:54,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-19 12:23:54,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-19 12:23:54,977 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-19 12:23:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-19 12:23:55,380 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 [2018-12-19 12:23:55,396 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 [2018-12-19 12:23:55,406 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 [2018-12-19 12:23:55,407 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 [2018-12-19 12:23:55,407 INFO L273 TraceCheckUtils]: 4: Hoare triple {60#false} assume !false; {60#false} is VALID [2018-12-19 12:23:55,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-19 12:23:55,408 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-19 12:23:55,409 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-19 12:23:55,410 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 6 with the following transitions: [2018-12-19 12:23:55,414 INFO L207 CegarAbsIntRunner]: [0], [5], [7], [12], [16] [2018-12-19 12:23:55,496 INFO L148 AbstractInterpreter]: Using domain ArrayDomain [2018-12-19 12:23:55,496 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-19 12:24:27,324 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-19 12:24:27,326 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. [2018-12-19 12:24:27,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-19 12:24:27,393 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-19 12:24:28,522 INFO L227 lantSequenceWeakener]: Weakened 3 states. On average, predicates are now at 38.89% of their original sizes. [2018-12-19 12:24:28,552 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2018-12-19 12:24:28,597 INFO L420 sIntCurrentIteration]: We unified 4 AI predicates to 4 [2018-12-19 12:24:28,663 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-19 12:24:28,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-19 12:24:28,664 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2018-12-19 12:24:28,665 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-19 12:24:28,666 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2018-12-19 12:24:28,667 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-12-19 12:24:28,667 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2018-12-19 12:24:28,707 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 5 edges. 5 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-12-19 12:24:28,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-19 12:24:28,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-19 12:24:28,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-19 12:24:28,709 INFO L87 Difference]: Start difference. First operand 7 states and 9 transitions. Second operand 4 states. [2018-12-19 12:24:28,746 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:28,748 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:28,750 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:28,751 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:28,751 WARN L224 ngHoareTripleChecker]: Pre: {105#true} [2018-12-19 12:24:28,752 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; [2018-12-19 12:24:28,753 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)) [2018-12-19 12:24:28,753 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))} [2018-12-19 12:24:28,754 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:28,755 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:28,755 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:28,780 WARN L270 ngHoareTripleChecker]: Pre: {105#true} [2018-12-19 12:24:28,780 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; [2018-12-19 12:24:28,781 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)) [2018-12-19 12:24:28,966 WARN L181 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 13 [2018-12-19 12:24:28,966 WARN L276 ngHoareTripleChecker]: Post: {106#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2018-12-19 12:24:28,967 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:28,967 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:28,967 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1042 [inf_0], [old(~array)] -> [-inf_0] v_1044 [inf_0], [~array] -> [-inf_0] v_1043 [inf_0], }, Substate: {17 vars top, }}} [2018-12-19 12:24:28,968 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;) [2018-12-19 12:24:28,968 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]}, }}} [2018-12-19 12:24:28,968 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:29,043 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:29,044 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:29,045 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:29,045 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,045 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)))} [2018-12-19 12:24:29,046 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; [2018-12-19 12:24:29,046 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))) [2018-12-19 12:24:29,046 WARN L230 ngHoareTripleChecker]: Post: {110#false} [2018-12-19 12:24:29,046 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:29,047 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,047 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:29,311 WARN L181 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 17 [2018-12-19 12:24:29,312 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)))} [2018-12-19 12:24:29,312 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; [2018-12-19 12:24:29,313 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))) [2018-12-19 12:24:29,314 WARN L276 ngHoareTripleChecker]: Post: {110#false} [2018-12-19 12:24:29,314 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:29,314 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:29,315 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1062 [inf_0], [old(~array)] -> [-inf_0] v_1064 [inf_0], [~array] -> [-inf_0] v_1063 [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]}, }}} [2018-12-19 12:24:29,315 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;) [2018-12-19 12:24:29,315 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2018-12-19 12:24:29,315 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:29,386 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:29,386 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:29,387 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:29,387 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,388 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)))} [2018-12-19 12:24:29,388 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; [2018-12-19 12:24:29,388 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))) [2018-12-19 12:24:29,388 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))} [2018-12-19 12:24:29,389 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:29,389 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,390 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:29,515 WARN L181 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 17 [2018-12-19 12:24:29,516 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)))} [2018-12-19 12:24:29,516 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; [2018-12-19 12:24:29,517 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))) [2018-12-19 12:24:29,579 WARN L276 ngHoareTripleChecker]: Post: {112#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2018-12-19 12:24:29,579 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:29,579 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:29,580 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1068 [inf_0], [old(~array)] -> [-inf_0] v_1070 [inf_0], [~array] -> [-inf_0] v_1069 [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]}, }}} [2018-12-19 12:24:29,581 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;) [2018-12-19 12:24:29,581 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]}, }}} [2018-12-19 12:24:29,581 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:29,597 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:29,597 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:29,597 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:29,597 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,598 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)))} [2018-12-19 12:24:29,598 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; [2018-12-19 12:24:29,598 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2018-12-19 12:24:29,598 WARN L230 ngHoareTripleChecker]: Post: {116#false} [2018-12-19 12:24:29,598 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:29,599 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,599 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:29,621 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)))} [2018-12-19 12:24:29,621 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; [2018-12-19 12:24:29,622 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2018-12-19 12:24:29,625 WARN L276 ngHoareTripleChecker]: Post: {116#false} [2018-12-19 12:24:29,625 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:29,626 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:29,627 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1074 [inf_0], [old(~array)] -> [-inf_0] v_1076 [inf_0], [~array] -> [-inf_0] v_1075 [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]}, }}} [2018-12-19 12:24:29,627 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;) [2018-12-19 12:24:29,627 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2018-12-19 12:24:29,627 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:29,762 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:29,762 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:29,763 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:29,763 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,763 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))} [2018-12-19 12:24:29,763 WARN L228 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2018-12-19 12:24:29,764 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))) [2018-12-19 12:24:29,764 WARN L230 ngHoareTripleChecker]: Post: {124#false} [2018-12-19 12:24:29,764 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:29,765 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,765 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:29,817 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))} [2018-12-19 12:24:29,818 WARN L274 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2018-12-19 12:24:29,818 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))) [2018-12-19 12:24:29,820 WARN L276 ngHoareTripleChecker]: Post: {124#false} [2018-12-19 12:24:29,820 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:29,820 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:29,821 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1077 [inf_0], [old(~array)] -> [-inf_0] v_1079 [inf_0], [~array] -> [-inf_0] v_1078 [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]}, }}} [2018-12-19 12:24:29,821 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;) [2018-12-19 12:24:29,821 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2018-12-19 12:24:29,821 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:29,875 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:29,875 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:29,876 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:29,876 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,876 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))} [2018-12-19 12:24:29,876 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; [2018-12-19 12:24:29,877 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)) [2018-12-19 12:24:29,877 WARN L230 ngHoareTripleChecker]: Post: {129#false} [2018-12-19 12:24:29,877 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:29,877 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:29,878 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:30,194 WARN L181 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 21 [2018-12-19 12:24:30,195 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))} [2018-12-19 12:24:30,195 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; [2018-12-19 12:24:30,195 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)) [2018-12-19 12:24:30,236 WARN L276 ngHoareTripleChecker]: Post: {129#false} [2018-12-19 12:24:30,236 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:30,237 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:30,237 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1080 [inf_0], [old(~array)] -> [-inf_0] v_1082 [inf_0], [~array] -> [-inf_0] v_1081 [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]}, }}} [2018-12-19 12:24:30,238 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;) [2018-12-19 12:24:30,238 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2018-12-19 12:24:30,238 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:30,479 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:30,479 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:30,480 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:30,480 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:30,480 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))} [2018-12-19 12:24:30,480 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; [2018-12-19 12:24:30,480 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))) [2018-12-19 12:24:30,481 WARN L230 ngHoareTripleChecker]: Post: {137#false} [2018-12-19 12:24:30,481 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:30,481 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:30,482 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:30,836 WARN L181 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 21 [2018-12-19 12:24:30,837 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))} [2018-12-19 12:24:30,837 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; [2018-12-19 12:24:30,837 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))) [2018-12-19 12:24:30,870 WARN L276 ngHoareTripleChecker]: Post: {137#false} [2018-12-19 12:24:30,870 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:30,871 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:30,871 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1107 [inf_0], [old(~array)] -> [-inf_0] v_1109 [inf_0], [~array] -> [-inf_0] v_1108 [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]}, }}} [2018-12-19 12:24:30,871 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;) [2018-12-19 12:24:30,872 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2018-12-19 12:24:30,872 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:30,892 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:30,892 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:30,892 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:30,893 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:30,893 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)))} [2018-12-19 12:24:30,893 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; [2018-12-19 12:24:30,893 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)) [2018-12-19 12:24:30,893 WARN L230 ngHoareTripleChecker]: Post: {139#false} [2018-12-19 12:24:30,893 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:30,894 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:30,894 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:30,918 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)))} [2018-12-19 12:24:30,919 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; [2018-12-19 12:24:30,919 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)) [2018-12-19 12:24:30,921 WARN L276 ngHoareTripleChecker]: Post: {139#false} [2018-12-19 12:24:30,921 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:30,921 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:30,922 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1116 [inf_0], [old(~array)] -> [-inf_0] v_1118 [inf_0], [~array] -> [-inf_0] v_1117 [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]}, }}} [2018-12-19 12:24:30,922 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;) [2018-12-19 12:24:30,923 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2018-12-19 12:24:30,923 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:31,002 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:31,003 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:31,003 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:31,004 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:31,004 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)))} [2018-12-19 12:24:31,004 WARN L228 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2018-12-19 12:24:31,004 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))) [2018-12-19 12:24:31,004 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))} [2018-12-19 12:24:31,005 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:31,005 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:31,005 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:31,027 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)))} [2018-12-19 12:24:31,028 WARN L274 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2018-12-19 12:24:31,028 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))) [2018-12-19 12:24:31,086 WARN L276 ngHoareTripleChecker]: Post: {147#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2018-12-19 12:24:31,086 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:31,087 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:31,087 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1125 [inf_0], [old(~array)] -> [-inf_0] v_1127 [inf_0], [~array] -> [-inf_0] v_1126 [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]}, }}} [2018-12-19 12:24:31,087 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;) [2018-12-19 12:24:31,087 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]}, }}} [2018-12-19 12:24:31,088 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:31,122 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:24:31,122 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:24:31,122 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:24:31,123 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:24:31,123 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)))} [2018-12-19 12:24:31,123 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; [2018-12-19 12:24:31,123 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))) [2018-12-19 12:24:31,124 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))} [2018-12-19 12:24:31,124 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:24:31,124 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:24:31,125 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:24:31,147 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)))} [2018-12-19 12:24:31,147 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; [2018-12-19 12:24:31,148 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))) [2018-12-19 12:24:31,168 WARN L276 ngHoareTripleChecker]: Post: {152#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2018-12-19 12:24:31,169 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:24:31,169 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:24:31,170 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1128 [inf_0], [old(~array)] -> [-inf_0] v_1130 [inf_0], [~array] -> [-inf_0] v_1129 [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]}, }}} [2018-12-19 12:24:31,170 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;) [2018-12-19 12:24:31,170 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]}, }}} [2018-12-19 12:24:31,170 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:24:31,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-19 12:24:31,179 INFO L93 Difference]: Finished difference Result 11 states and 14 transitions. [2018-12-19 12:24:31,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-19 12:24:31,180 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2018-12-19 12:24:31,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-19 12:24:31,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-12-19 12:24:31,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2018-12-19 12:24:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-12-19 12:24:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2018-12-19 12:24:31,183 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 13 transitions. [2018-12-19 12:24:31,266 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-12-19 12:24:31,267 INFO L225 Difference]: With dead ends: 11 [2018-12-19 12:24:31,267 INFO L226 Difference]: Without dead ends: 9 [2018-12-19 12:24:31,268 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-19 12:24:31,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2018-12-19 12:24:31,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2018-12-19 12:24:31,336 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-12-19 12:24:31,336 INFO L82 GeneralOperation]: Start isEquivalent. First operand 9 states. Second operand 8 states. [2018-12-19 12:24:31,336 INFO L74 IsIncluded]: Start isIncluded. First operand 9 states. Second operand 8 states. [2018-12-19 12:24:31,337 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 8 states. [2018-12-19 12:24:31,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-19 12:24:31,339 INFO L93 Difference]: Finished difference Result 9 states and 12 transitions. [2018-12-19 12:24:31,339 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-12-19 12:24:31,339 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-19 12:24:31,340 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-12-19 12:24:31,340 INFO L74 IsIncluded]: Start isIncluded. First operand 8 states. Second operand 9 states. [2018-12-19 12:24:31,340 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 9 states. [2018-12-19 12:24:31,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-19 12:24:31,341 INFO L93 Difference]: Finished difference Result 9 states and 12 transitions. [2018-12-19 12:24:31,342 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-12-19 12:24:31,342 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-19 12:24:31,342 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-12-19 12:24:31,342 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-12-19 12:24:31,342 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-12-19 12:24:31,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2018-12-19 12:24:31,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2018-12-19 12:24:31,344 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 10 transitions. Word has length 5 [2018-12-19 12:24:31,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-19 12:24:31,344 INFO L480 AbstractCegarLoop]: Abstraction has 8 states and 10 transitions. [2018-12-19 12:24:31,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-19 12:24:31,344 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-12-19 12:24:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-19 12:24:31,344 INFO L394 BasicCegarLoop]: Found error trace [2018-12-19 12:24:31,345 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-19 12:24:31,345 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-12-19 12:24:31,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-19 12:24:31,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1948270601, now seen corresponding path program 1 times [2018-12-19 12:24:31,345 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-19 12:24:31,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-19 12:24:31,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-19 12:24:31,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-19 12:24:31,347 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-19 12:24:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-19 12:24:31,410 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 [2018-12-19 12:24:31,414 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 [2018-12-19 12:24:31,421 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 [2018-12-19 12:24:31,422 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 [2018-12-19 12:24:31,422 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 [2018-12-19 12:24:31,423 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 [2018-12-19 12:24:31,423 INFO L273 TraceCheckUtils]: 6: Hoare triple {188#false} assume !false; {188#false} is VALID [2018-12-19 12:24:31,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-19 12:24:31,423 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-19 12:24:31,424 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-19 12:24:31,424 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 8 with the following transitions: [2018-12-19 12:24:31,424 INFO L207 CegarAbsIntRunner]: [0], [5], [7], [12], [14], [16], [22] [2018-12-19 12:24:31,426 INFO L148 AbstractInterpreter]: Using domain ArrayDomain [2018-12-19 12:24:31,426 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-19 12:25:17,337 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-19 12:25:17,337 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. [2018-12-19 12:25:17,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-19 12:25:17,338 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-19 12:25:20,780 INFO L227 lantSequenceWeakener]: Weakened 3 states. On average, predicates are now at 30.56% of their original sizes. [2018-12-19 12:25:20,879 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2018-12-19 12:25:22,817 INFO L420 sIntCurrentIteration]: We unified 6 AI predicates to 6 [2018-12-19 12:25:23,404 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-19 12:25:23,405 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-19 12:25:23,405 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [3] total 7 [2018-12-19 12:25:23,405 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-19 12:25:23,406 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-19 12:25:23,406 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-12-19 12:25:23,406 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-12-19 12:25:23,465 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-12-19 12:25:23,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-19 12:25:23,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-19 12:25:23,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-19 12:25:23,466 INFO L87 Difference]: Start difference. First operand 8 states and 10 transitions. Second operand 6 states. [2018-12-19 12:25:23,665 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:25:23,665 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:25:23,666 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:25:23,666 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:25:23,666 WARN L224 ngHoareTripleChecker]: Pre: {253#true} [2018-12-19 12:25:23,667 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; [2018-12-19 12:25:23,667 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)) [2018-12-19 12:25:23,667 WARN L230 ngHoareTripleChecker]: Post: {254#(exists ((v_b_53_2 Int) (v_b_52_2 Int) (v_v_747_2 Int)) (and (<= (- (- v_b_53_2) (- c_~n)) 0) (<= (- v_b_53_2 (- v_b_53_2)) 10) (<= (- v_b_52_2 (- v_b_53_2)) 5) (forall ((v_idx_751 Int) (v_idx_752 Int) (v_idx_750 Int)) (or (and (<= (- (- (select c_~array v_idx_751)) (select c_~array v_idx_751)) 0) (<= (- (- (select c_~array v_idx_751)) (- c_~n)) 5) (<= (- (- v_b_52_2) (select c_~array v_idx_751)) 0) (<= (- v_b_52_2 (select c_~array v_idx_751)) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- (select c_~array v_idx_751))) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array v_idx_751)) 0) (<= (- (- v_b_53_2) (- (select c_~array v_idx_751))) (- 5)) (<= (- (select c_~array v_idx_751) (- (select c_~array v_idx_751))) 0) (<= (- v_b_53_2 (- (select c_~array v_idx_751))) 5) (<= (- (select c_~array v_idx_751) c_~n) (- 5)) (<= (- (- (select c_~array v_idx_751)) c_~n) (- 5)) (<= (- v_b_53_2 (select c_~array v_idx_751)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (select c_~array v_idx_751)) 0) (<= (- (- v_b_52_2) (- (select c_~array v_idx_751))) 0) (<= (- (select c_~array v_idx_751) (- c_~n)) 5) (<= (- v_b_52_2 (- (select c_~array v_idx_751))) 0) (<= (- (- v_b_53_2) (select c_~array v_idx_751)) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- (select c_~array v_idx_751))) 0)) (<= v_b_53_2 v_idx_751) (< v_idx_752 v_b_53_2) (< v_idx_751 v_b_52_2) (<= v_b_52_2 v_idx_750))) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) v_b_53_2) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 v_v_747_2) 0) (<= (- v_b_53_2 (- c_~n)) 10) (<= (- (- c_~n) c_~n) (- 10)) (<= (- v_v_747_2 (- v_v_747_2)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (- (- v_v_747_2) c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) v_v_747_2) 0) (<= (- (- v_b_52_2) (- v_v_747_2)) 0) (<= (- (- v_b_52_2) c_~n) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 v_b_52_2) 0) (<= (- (- v_b_52_2) v_b_52_2) 0) (<= (- (- v_b_53_2) v_v_747_2) (- 5)) (<= (- (- v_v_747_2) v_v_747_2) 0) (<= (- (- v_b_53_2) v_b_53_2) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- v_b_52_2 v_v_747_2) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- v_v_747_2)) 0) (<= (- (- v_b_53_2) (- v_v_747_2)) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- v_b_53_2 (- v_v_747_2)) 5) (<= (- v_v_747_2 c_~n) (- 5)) (<= (- v_b_53_2 v_v_747_2) 5) (<= (- v_b_52_2 (- v_b_52_2)) 0) (<= (- v_v_747_2 (- c_~n)) 5) (<= (- v_b_52_2 v_b_53_2) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- v_v_747_2)) 0) (<= (- (- v_b_52_2) (- v_b_53_2)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5) (<= (- (- v_v_747_2) (- c_~n)) 5) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- v_b_52_2)) 0) (<= (- v_b_52_2 c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 v_b_53_2) (- 5)) (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- v_b_53_2)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) v_b_52_2) 0) (<= (- (- v_b_52_2) v_v_747_2) 0) (<= (- (- v_b_52_2) (- c_~n)) 5) (<= (- v_b_52_2 (- c_~n)) 5) (<= (- (- v_b_53_2) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- v_b_53_2)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- v_b_52_2)) 0) (<= (- (- v_b_52_2) v_b_53_2) (- 5)) (<= (- v_b_52_2 (- v_v_747_2)) 0) (<= (- v_b_53_2 c_~n) 0)))} [2018-12-19 12:25:23,668 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:25:23,668 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:25:23,669 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:25:23,669 WARN L270 ngHoareTripleChecker]: Pre: {253#true} [2018-12-19 12:25:23,670 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; [2018-12-19 12:25:23,670 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)) [2018-12-19 12:25:24,110 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)) (<= 5 ~n) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 5) ~n) (<= (* 2 ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= (* 2 ~n) 10) (<= ~n 5) (exists ((v_b_53_2 Int) (v_b_52_2 Int)) (and (<= v_b_53_2 (+ ULTIMATE.start_SelectionSort_~lh~4 5)) (<= (- (- v_b_53_2) (- ~n)) 0) (<= (- v_b_53_2 (- v_b_53_2)) 10) (<= 0 (* 2 v_b_52_2)) (forall ((v_idx_751 Int)) (or (<= (- (- (select ~array v_idx_751)) ~n) (- 5)) (<= v_b_53_2 v_idx_751) (< v_idx_751 v_b_52_2))) (<= (- v_b_52_2 (- v_b_53_2)) 5) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) v_b_53_2) (- 5)) (forall ((v_prenex_2 Int)) (or (<= v_b_53_2 v_prenex_2) (< v_prenex_2 v_b_52_2) (<= (- (select ~array v_prenex_2) (- ~n)) 5))) (<= (- v_b_53_2 (- ~n)) 10) (<= (+ v_b_52_2 5) v_b_53_2) (<= v_b_53_2 (+ v_b_52_2 5)) (<= 10 (* 2 v_b_53_2)) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 5) v_b_53_2) (forall ((v_prenex_15 Int)) (or (<= (- ULTIMATE.start_SelectionSort_~lh~4 (select ~array v_prenex_15)) 0) (< v_prenex_15 v_b_52_2) (<= v_b_53_2 v_prenex_15))) (<= v_b_53_2 5) (<= 5 (+ v_b_52_2 ~n)) (forall ((v_prenex_6 Int)) (or (<= v_b_53_2 v_prenex_6) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (select ~array v_prenex_6)) 0) (< v_prenex_6 v_b_52_2))) (<= (+ v_b_52_2 ~n) 5) (<= (- (- v_b_52_2) ~n) (- 5)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 v_b_52_2) 0) (<= (- (- v_b_52_2) v_b_52_2) 0) (<= (- (- v_b_53_2) v_b_53_2) (- 10)) (forall ((v_prenex_7 Int)) (or (< v_prenex_7 v_b_52_2) (<= v_b_53_2 v_prenex_7) (<= (- (select ~array v_prenex_7) (- (select ~array v_prenex_7))) 0))) (forall ((v_prenex_8 Int)) (or (<= v_b_53_2 v_prenex_8) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- (select ~array v_prenex_8))) 0) (< v_prenex_8 v_b_52_2))) (forall ((v_prenex_1 Int)) (or (<= v_b_53_2 v_prenex_1) (<= (- v_b_53_2 (select ~array v_prenex_1)) 5) (< v_prenex_1 v_b_52_2))) (forall ((v_prenex_13 Int)) (or (<= (- v_b_52_2 (select ~array v_prenex_13)) 0) (<= v_b_53_2 v_prenex_13) (< v_prenex_13 v_b_52_2))) (<= v_b_53_2 ~n) (<= ~n v_b_53_2) (forall ((v_prenex_9 Int)) (or (<= (- v_b_52_2 (- (select ~array v_prenex_9))) 0) (<= v_b_53_2 v_prenex_9) (< v_prenex_9 v_b_52_2))) (forall ((v_prenex_10 Int)) (or (<= v_b_53_2 v_prenex_10) (<= (- (- v_b_53_2) (select ~array v_prenex_10)) (- 5)) (< v_prenex_10 v_b_52_2))) (<= (- v_b_52_2 (- v_b_52_2)) 0) (<= 5 v_b_53_2) (<= (* 2 v_b_52_2) 0) (<= 5 (+ v_b_53_2 v_b_52_2)) (<= (+ v_b_53_2 v_b_52_2) 5) (<= 0 (+ v_b_52_2 ULTIMATE.start_SelectionSort_~lh~4)) (<= 10 (+ v_b_53_2 ~n)) (<= (- v_b_52_2 v_b_53_2) (- 5)) (<= (- (- v_b_52_2) (- v_b_53_2)) 5) (forall ((v_prenex_14 Int)) (or (<= (- (- v_b_52_2) (select ~array v_prenex_14)) 0) (<= v_b_53_2 v_prenex_14) (< v_prenex_14 v_b_52_2))) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- v_b_52_2)) 0) (<= (- v_b_52_2 ~n) (- 5)) (forall ((v_prenex_5 Int)) (or (<= (- (- v_b_53_2) (- (select ~array v_prenex_5))) (- 5)) (< v_prenex_5 v_b_52_2) (<= v_b_53_2 v_prenex_5))) (forall ((v_prenex_11 Int)) (or (<= v_b_53_2 v_prenex_11) (< v_prenex_11 v_b_52_2) (<= (- (- (select ~array v_prenex_11)) (- ~n)) 5))) (<= 0 v_b_52_2) (forall ((v_prenex_16 Int)) (or (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- (select ~array v_prenex_16))) 0) (<= v_b_53_2 v_prenex_16) (< v_prenex_16 v_b_52_2))) (<= (- ULTIMATE.start_SelectionSort_~lh~4 v_b_53_2) (- 5)) (<= ~n (+ v_b_52_2 5)) (<= (+ v_b_52_2 ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- v_b_53_2)) 5) (forall ((v_prenex_4 Int)) (or (<= (- (select ~array v_prenex_4) ~n) (- 5)) (<= v_b_53_2 v_prenex_4) (< v_prenex_4 v_b_52_2))) (<= (+ v_b_53_2 ULTIMATE.start_SelectionSort_~lh~4) 5) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) v_b_52_2) 0) (<= (- (- v_b_52_2) (- ~n)) 5) (<= (- v_b_52_2 (- ~n)) 5) (<= (- (- v_b_53_2) ~n) (- 10)) (<= v_b_52_2 0) (forall ((v_prenex_17 Int)) (or (<= v_b_53_2 v_prenex_17) (<= (- (- v_b_52_2) (- (select ~array v_prenex_17))) 0) (< v_prenex_17 v_b_52_2))) (<= (+ v_b_52_2 5) ~n) (<= v_b_52_2 ULTIMATE.start_SelectionSort_~lh~4) (forall ((v_prenex_3 Int)) (or (< v_prenex_3 v_b_52_2) (<= v_b_53_2 v_prenex_3) (<= (- v_b_53_2 (- (select ~array v_prenex_3))) 5))) (<= (+ v_b_53_2 ~n) 10) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- v_b_53_2)) 5) (<= (* 2 v_b_53_2) 10) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- v_b_52_2)) 0) (<= (- (- v_b_52_2) v_b_53_2) (- 5)) (<= 5 (+ v_b_53_2 ULTIMATE.start_SelectionSort_~lh~4)) (<= (- v_b_53_2 ~n) 0) (forall ((v_prenex_12 Int)) (or (< v_prenex_12 v_b_52_2) (<= (- (- (select ~array v_prenex_12)) (select ~array v_prenex_12)) 0) (<= v_b_53_2 v_prenex_12))) (<= ULTIMATE.start_SelectionSort_~lh~4 v_b_52_2))) (<= 0 ULTIMATE.start_SelectionSort_~lh~4) (<= 0 (* 2 ULTIMATE.start_SelectionSort_~lh~4)) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 ~n) 5) (<= ULTIMATE.start_SelectionSort_~lh~4 0) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2018-12-19 12:25:24,110 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:25:24,110 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:25:24,111 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1155 [inf_0], [old(~array)] -> [-inf_0] v_1157 [inf_0], [~array] -> [-inf_0] v_1156 [inf_0], }, Substate: {17 vars top, }}} [2018-12-19 12:25:24,111 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;) [2018-12-19 12:25:24,111 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {[~array] -> [-inf_0] v_746 [b_52] v_747 [b_53] v_748 [inf_0], }, Substate: {ints: {v_747 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]; b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 2 vars top, relations: {b_53 + v_747 = [5; 5]; b_53 - v_747 = [5; 5]; b_52 + v_747 = [0; 0]; b_52 - v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_747 = [0; 0]; v_747 + ~n = [5; 5]; v_747 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]; b_52 + b_53 = [5; 5]; b_52 - b_53 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - b_53 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_52 = [0; 0]}, }}} [2018-12-19 12:25:24,111 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:25:24,181 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:25:24,181 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:25:24,181 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:25:24,181 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:25:24,182 WARN L224 ngHoareTripleChecker]: Pre: {255#true} [2018-12-19 12:25:24,182 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; [2018-12-19 12:25:24,182 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)) [2018-12-19 12:25:24,182 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))} [2018-12-19 12:25:24,182 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:25:24,183 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:25:24,183 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:25:24,184 WARN L270 ngHoareTripleChecker]: Pre: {255#true} [2018-12-19 12:25:24,184 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; [2018-12-19 12:25:24,184 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)) [2018-12-19 12:25:24,203 WARN L276 ngHoareTripleChecker]: Post: {256#(and (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2018-12-19 12:25:24,204 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:25:24,204 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:25:24,205 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1181 [inf_0], [old(~array)] -> [-inf_0] v_1183 [inf_0], [~array] -> [-inf_0] v_1182 [inf_0], }, Substate: {17 vars top, }}} [2018-12-19 12:25:24,205 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;) [2018-12-19 12:25:24,206 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]}, }}} [2018-12-19 12:25:24,206 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:25:27,527 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:25:27,528 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:25:27,528 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:25:27,528 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:25:27,528 WARN L224 ngHoareTripleChecker]: Pre: {265#(exists ((v_b_53_2 Int) (v_b_52_2 Int) (v_v_747_2 Int)) (and (<= (- (- v_b_53_2) (- c_~n)) 0) (<= (- v_b_53_2 (- v_b_53_2)) 10) (<= (- v_b_52_2 (- v_b_53_2)) 5) (<= (- v_b_53_2 (- c_~n)) 10) (<= (- (- c_~n) c_~n) (- 10)) (<= (- v_v_747_2 (- v_v_747_2)) 0) (<= (- (- v_v_747_2) c_~n) (- 5)) (<= (- c_ULTIMATE.start_main_~i~7 (- v_v_747_2)) 4) (<= (- (- v_b_52_2) (- v_v_747_2)) 0) (<= (- (- v_b_52_2) c_~n) (- 5)) (<= (- (- v_b_52_2) v_b_52_2) 0) (<= (- (- v_b_53_2) v_v_747_2) (- 5)) (<= (- (- v_v_747_2) v_v_747_2) 0) (<= (- (- c_ULTIMATE.start_main_~i~7) (- v_b_52_2)) 1) (<= (- (- v_b_53_2) v_b_53_2) (- 10)) (<= (- v_b_52_2 v_v_747_2) 0) (<= (- (- v_b_53_2) (- v_v_747_2)) (- 5)) (<= (- v_b_53_2 (- v_v_747_2)) 5) (<= (- v_v_747_2 c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- v_v_747_2)) 1) (<= (- v_b_53_2 v_v_747_2) 5) (<= (- c_ULTIMATE.start_main_~i~7 v_b_53_2) (- 1)) (<= (- v_b_52_2 (- v_b_52_2)) 0) (<= (- v_v_747_2 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- v_b_52_2 v_b_53_2) (- 5)) (<= (- (- v_b_52_2) (- v_b_53_2)) 5) (<= (- (- v_v_747_2) (- c_~n)) 5) (<= (- v_b_52_2 c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_main_~i~7 (- v_b_52_2)) 4) (<= (- (- c_ULTIMATE.start_main_~i~7) v_v_747_2) 1) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (forall ((v_idx_779 Int) (v_idx_780 Int) (v_idx_781 Int)) (or (and (<= (- (- (select c_~array v_idx_780)) (select c_~array v_idx_780)) 0) (<= (- (- (select c_~array v_idx_780)) (- c_~n)) 5) (<= (- (- v_b_52_2) (select c_~array v_idx_780)) 0) (<= (- v_b_52_2 (select c_~array v_idx_780)) 0) (<= (- (- v_b_53_2) (- (select c_~array v_idx_780))) (- 5)) (<= (- (select c_~array v_idx_780) (- (select c_~array v_idx_780))) 0) (<= (- v_b_53_2 (- (select c_~array v_idx_780))) 5) (<= (- (- c_ULTIMATE.start_main_~i~7) (select c_~array v_idx_780)) 1) (<= (- (select c_~array v_idx_780) c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- (select c_~array v_idx_780))) 1) (<= (- (- (select c_~array v_idx_780)) c_~n) (- 5)) (<= (- v_b_53_2 (select c_~array v_idx_780)) 5) (<= (- c_ULTIMATE.start_main_~i~7 (- (select c_~array v_idx_780))) 4) (<= (- (- v_b_52_2) (- (select c_~array v_idx_780))) 0) (<= (- c_ULTIMATE.start_main_~i~7 (select c_~array v_idx_780)) 4) (<= (- (select c_~array v_idx_780) (- c_~n)) 5) (<= (- v_b_52_2 (- (select c_~array v_idx_780))) 0) (<= (- (- v_b_53_2) (select c_~array v_idx_780)) (- 5))) (<= v_b_53_2 v_idx_780) (< v_idx_780 v_b_52_2) (<= v_b_52_2 v_idx_779) (< v_idx_781 v_b_53_2))) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- c_ULTIMATE.start_main_~i~7 v_b_52_2) 4) (<= (- c_~n (- c_~n)) 10) (<= (- (- v_b_52_2) v_v_747_2) 0) (<= (- (- v_b_52_2) (- c_~n)) 5) (<= (- v_b_52_2 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_main_~i~7) (- v_b_53_2)) 6) (<= (- (- c_ULTIMATE.start_main_~i~7) v_b_52_2) 1) (<= (- (- v_b_53_2) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- (- c_ULTIMATE.start_main_~i~7) v_b_53_2) (- 4)) (<= (- c_ULTIMATE.start_main_~i~7 v_v_747_2) 4) (<= (- (- v_b_52_2) v_b_53_2) (- 5)) (<= (- v_b_52_2 (- v_v_747_2)) 0) (<= (- v_b_53_2 c_~n) 0) (<= (- c_ULTIMATE.start_main_~i~7 (- v_b_53_2)) 9)))} [2018-12-19 12:25:27,529 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; [2018-12-19 12:25:27,529 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2018-12-19 12:25:27,529 WARN L230 ngHoareTripleChecker]: Post: {266#false} [2018-12-19 12:25:27,529 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:25:27,529 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:25:27,530 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:25:27,993 WARN L270 ngHoareTripleChecker]: Pre: {265#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= ULTIMATE.start_main_~i~7 4) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= 0 (+ ULTIMATE.start_main_~i~7 1)) (<= 0 (+ (* 2 ULTIMATE.start_main_~i~7) 2)) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (exists ((v_b_53_2 Int) (v_b_52_2 Int)) (and (forall ((v_idx_780 Int)) (or (<= (- (- ULTIMATE.start_main_~i~7) (select ~array v_idx_780)) 1) (<= v_b_53_2 v_idx_780) (< v_idx_780 v_b_52_2))) (<= (- (- v_b_53_2) (- ~n)) 0) (<= (- v_b_53_2 (- v_b_53_2)) 10) (<= 0 (* 2 v_b_52_2)) (<= (- v_b_52_2 (- v_b_53_2)) 5) (<= (- v_b_53_2 (- ~n)) 10) (<= (+ v_b_52_2 5) v_b_53_2) (<= v_b_53_2 (+ v_b_52_2 5)) (<= 10 (* 2 v_b_53_2)) (<= (+ v_b_52_2 ULTIMATE.start_main_~i~7) 4) (forall ((v_prenex_34 Int)) (or (< v_prenex_34 v_b_52_2) (<= (- ULTIMATE.start_main_~i~7 (select ~array v_prenex_34)) 4) (<= v_b_53_2 v_prenex_34))) (<= v_b_53_2 5) (forall ((v_prenex_22 Int)) (or (<= v_b_53_2 v_prenex_22) (<= (- v_b_52_2 (select ~array v_prenex_22)) 0) (< v_prenex_22 v_b_52_2))) (<= 5 (+ v_b_52_2 ~n)) (<= (+ v_b_52_2 ~n) 5) (<= (- (- v_b_52_2) ~n) (- 5)) (<= (- (- v_b_52_2) v_b_52_2) 0) (forall ((v_prenex_30 Int)) (or (<= (- (- ULTIMATE.start_main_~i~7) (- (select ~array v_prenex_30))) 1) (<= v_b_53_2 v_prenex_30) (< v_prenex_30 v_b_52_2))) (forall ((v_prenex_32 Int)) (or (<= (- (select ~array v_prenex_32) ~n) (- 5)) (<= v_b_53_2 v_prenex_32) (< v_prenex_32 v_b_52_2))) (forall ((v_prenex_23 Int)) (or (<= v_b_53_2 v_prenex_23) (<= (- (- v_b_53_2) (select ~array v_prenex_23)) (- 5)) (< v_prenex_23 v_b_52_2))) (<= (- (- ULTIMATE.start_main_~i~7) (- v_b_52_2)) 1) (<= (- (- v_b_53_2) v_b_53_2) (- 10)) (<= v_b_52_2 (+ ULTIMATE.start_main_~i~7 1)) (<= 4 (+ v_b_53_2 ULTIMATE.start_main_~i~7)) (forall ((v_prenex_20 Int)) (or (<= v_b_53_2 v_prenex_20) (<= (- (- v_b_52_2) (- (select ~array v_prenex_20))) 0) (< v_prenex_20 v_b_52_2))) (<= v_b_53_2 ~n) (<= ~n v_b_53_2) (<= (- ULTIMATE.start_main_~i~7 v_b_53_2) (- 1)) (<= (- v_b_52_2 (- v_b_52_2)) 0) (<= 5 v_b_53_2) (<= (* 2 v_b_52_2) 0) (<= 5 (+ v_b_53_2 v_b_52_2)) (<= (+ v_b_53_2 v_b_52_2) 5) (<= 10 (+ v_b_53_2 ~n)) (<= (+ ULTIMATE.start_main_~i~7 1) v_b_53_2) (<= (- v_b_52_2 v_b_53_2) (- 5)) (<= (- (- v_b_52_2) (- v_b_53_2)) 5) (forall ((v_prenex_25 Int)) (or (< v_prenex_25 v_b_52_2) (<= v_b_53_2 v_prenex_25) (<= (- (- v_b_53_2) (- (select ~array v_prenex_25))) (- 5)))) (<= (+ v_b_53_2 ULTIMATE.start_main_~i~7) 9) (forall ((v_prenex_26 Int)) (or (<= (- v_b_53_2 (select ~array v_prenex_26)) 5) (< v_prenex_26 v_b_52_2) (<= v_b_53_2 v_prenex_26))) (<= ULTIMATE.start_main_~i~7 (+ v_b_52_2 4)) (<= (- v_b_52_2 ~n) (- 5)) (<= (- ULTIMATE.start_main_~i~7 (- v_b_52_2)) 4) (<= 0 v_b_52_2) (forall ((v_prenex_33 Int)) (or (<= v_b_53_2 v_prenex_33) (< v_prenex_33 v_b_52_2) (<= (- (- (select ~array v_prenex_33)) (- ~n)) 5))) (forall ((v_prenex_21 Int)) (or (<= (- v_b_52_2 (- (select ~array v_prenex_21))) 0) (<= v_b_53_2 v_prenex_21) (< v_prenex_21 v_b_52_2))) (forall ((v_prenex_18 Int)) (or (<= (- ULTIMATE.start_main_~i~7 (- (select ~array v_prenex_18))) 4) (<= v_b_53_2 v_prenex_18) (< v_prenex_18 v_b_52_2))) (forall ((v_prenex_19 Int)) (or (<= (- v_b_53_2 (- (select ~array v_prenex_19))) 5) (< v_prenex_19 v_b_52_2) (<= v_b_53_2 v_prenex_19))) (forall ((v_prenex_31 Int)) (or (<= v_b_53_2 v_prenex_31) (< v_prenex_31 v_b_52_2) (<= (- (- v_b_52_2) (select ~array v_prenex_31)) 0))) (<= (- ULTIMATE.start_main_~i~7 v_b_52_2) 4) (forall ((v_prenex_24 Int)) (or (<= v_b_53_2 v_prenex_24) (< v_prenex_24 v_b_52_2) (<= (- (- (select ~array v_prenex_24)) ~n) (- 5)))) (<= ~n (+ v_b_52_2 5)) (forall ((v_prenex_28 Int)) (or (<= (- (select ~array v_prenex_28) (- ~n)) 5) (<= v_b_53_2 v_prenex_28) (< v_prenex_28 v_b_52_2))) (<= (- (- v_b_52_2) (- ~n)) 5) (<= v_b_53_2 (+ ULTIMATE.start_main_~i~7 6)) (<= (- v_b_52_2 (- ~n)) 5) (<= (- (- ULTIMATE.start_main_~i~7) (- v_b_53_2)) 6) (<= (- (- ULTIMATE.start_main_~i~7) v_b_52_2) 1) (<= (- (- v_b_53_2) ~n) (- 10)) (<= v_b_52_2 0) (<= (+ v_b_52_2 5) ~n) (forall ((v_prenex_29 Int)) (or (<= v_b_53_2 v_prenex_29) (<= (- (- (select ~array v_prenex_29)) (select ~array v_prenex_29)) 0) (< v_prenex_29 v_b_52_2))) (<= 0 (+ v_b_52_2 ULTIMATE.start_main_~i~7 1)) (forall ((v_prenex_27 Int)) (or (<= (- (select ~array v_prenex_27) (- (select ~array v_prenex_27))) 0) (<= v_b_53_2 v_prenex_27) (< v_prenex_27 v_b_52_2))) (<= (+ v_b_53_2 ~n) 10) (<= (- (- ULTIMATE.start_main_~i~7) v_b_53_2) (- 4)) (<= (* 2 v_b_53_2) 10) (<= (- (- v_b_52_2) v_b_53_2) (- 5)) (<= (- v_b_53_2 ~n) 0) (<= (- ULTIMATE.start_main_~i~7 (- v_b_53_2)) 9))) (<= (- (- ~n) ~n) (- 10)) (<= 5 ~n) (<= (- 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) (<= ~n 5) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (* 2 ULTIMATE.start_main_~i~7) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2018-12-19 12:25:27,994 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; [2018-12-19 12:25:27,994 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2018-12-19 12:25:27,996 WARN L276 ngHoareTripleChecker]: Post: {266#false} [2018-12-19 12:25:27,996 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:25:27,996 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:25:27,997 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1217 [inf_0], [old(~array)] -> [-inf_0] v_1218 [inf_0], [~array] -> [-inf_0] v_746 [b_52] v_747 [b_53] v_748 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; v_747 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]; b_52 = [0; 0]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + v_747 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_747 = [-1; 4]; b_53 + v_747 = [5; 5]; b_53 - v_747 = [5; 5]; b_52 + v_747 = [0; 0]; b_52 - v_747 = [0; 0]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; v_747 + ~n = [5; 5]; v_747 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + b_53 = [4; 9]; ULTIMATE.start_main_~i~7 - b_53 = [-6; -1]; b_52 + b_53 = [5; 5]; b_52 - b_53 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_52 = [-1; 4]}, }}} [2018-12-19 12:25:27,997 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;) [2018-12-19 12:25:27,998 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2018-12-19 12:25:27,998 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:25:28,391 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-19 12:25:28,391 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2018-12-19 12:25:28,392 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-19 12:25:28,392 WARN L223 ngHoareTripleChecker]: -- [2018-12-19 12:25:28,392 WARN L224 ngHoareTripleChecker]: Pre: {267#(exists ((v_b_53_2 Int) (v_b_52_2 Int) (v_v_747_2 Int)) (and (<= (- (- v_b_53_2) (- c_~n)) 0) (<= (- v_b_53_2 (- v_b_53_2)) 10) (<= (- v_b_52_2 (- v_b_53_2)) 5) (<= (- v_b_53_2 (- c_~n)) 10) (<= (- (- c_~n) c_~n) (- 10)) (<= (- v_v_747_2 (- v_v_747_2)) 0) (<= (- (- v_v_747_2) c_~n) (- 5)) (<= (- c_ULTIMATE.start_main_~i~7 (- v_v_747_2)) 4) (<= (- (- v_b_52_2) (- v_v_747_2)) 0) (<= (- (- v_b_52_2) c_~n) (- 5)) (<= (- (- v_b_52_2) v_b_52_2) 0) (<= (- (- v_b_53_2) v_v_747_2) (- 5)) (<= (- (- v_v_747_2) v_v_747_2) 0) (<= (- (- c_ULTIMATE.start_main_~i~7) (- v_b_52_2)) 1) (<= (- (- v_b_53_2) v_b_53_2) (- 10)) (<= (- v_b_52_2 v_v_747_2) 0) (<= (- (- v_b_53_2) (- v_v_747_2)) (- 5)) (<= (- v_b_53_2 (- v_v_747_2)) 5) (<= (- v_v_747_2 c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- v_v_747_2)) 1) (<= (- v_b_53_2 v_v_747_2) 5) (<= (- c_ULTIMATE.start_main_~i~7 v_b_53_2) (- 1)) (<= (- v_b_52_2 (- v_b_52_2)) 0) (<= (- v_v_747_2 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- v_b_52_2 v_b_53_2) (- 5)) (<= (- (- v_b_52_2) (- v_b_53_2)) 5) (<= (- (- v_v_747_2) (- c_~n)) 5) (<= (- v_b_52_2 c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_main_~i~7 (- v_b_52_2)) 4) (<= (- (- c_ULTIMATE.start_main_~i~7) v_v_747_2) 1) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (forall ((v_idx_797 Int) (v_idx_798 Int) (v_idx_796 Int)) (or (<= v_b_52_2 v_idx_796) (< v_idx_797 v_b_52_2) (and (<= (- (- (select c_~array v_idx_797)) (select c_~array v_idx_797)) 0) (<= (- (- (select c_~array v_idx_797)) (- c_~n)) 5) (<= (- (- v_b_52_2) (select c_~array v_idx_797)) 0) (<= (- v_b_52_2 (select c_~array v_idx_797)) 0) (<= (- (- v_b_53_2) (- (select c_~array v_idx_797))) (- 5)) (<= (- (select c_~array v_idx_797) (- (select c_~array v_idx_797))) 0) (<= (- v_b_53_2 (- (select c_~array v_idx_797))) 5) (<= (- (- c_ULTIMATE.start_main_~i~7) (select c_~array v_idx_797)) 1) (<= (- (select c_~array v_idx_797) c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- (select c_~array v_idx_797))) 1) (<= (- (- (select c_~array v_idx_797)) c_~n) (- 5)) (<= (- v_b_53_2 (select c_~array v_idx_797)) 5) (<= (- c_ULTIMATE.start_main_~i~7 (- (select c_~array v_idx_797))) 4) (<= (- (- v_b_52_2) (- (select c_~array v_idx_797))) 0) (<= (- c_ULTIMATE.start_main_~i~7 (select c_~array v_idx_797)) 4) (<= (- (select c_~array v_idx_797) (- c_~n)) 5) (<= (- v_b_52_2 (- (select c_~array v_idx_797))) 0) (<= (- (- v_b_53_2) (select c_~array v_idx_797)) (- 5))) (<= v_b_53_2 v_idx_797) (< v_idx_798 v_b_53_2))) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (- c_ULTIMATE.start_main_~i~7 v_b_52_2) 4) (<= (- c_~n (- c_~n)) 10) (<= (- (- v_b_52_2) v_v_747_2) 0) (<= (- (- v_b_52_2) (- c_~n)) 5) (<= (- v_b_52_2 (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_main_~i~7) (- v_b_53_2)) 6) (<= (- (- c_ULTIMATE.start_main_~i~7) v_b_52_2) 1) (<= (- (- v_b_53_2) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- (- c_ULTIMATE.start_main_~i~7) v_b_53_2) (- 4)) (<= (- c_ULTIMATE.start_main_~i~7 v_v_747_2) 4) (<= (- (- v_b_52_2) v_b_53_2) (- 5)) (<= (- v_b_52_2 (- v_v_747_2)) 0) (<= (- v_b_53_2 c_~n) 0) (<= (- c_ULTIMATE.start_main_~i~7 (- v_b_53_2)) 9)))} [2018-12-19 12:25:28,392 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; [2018-12-19 12:25:28,392 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2018-12-19 12:25:28,393 WARN L230 ngHoareTripleChecker]: Post: {268#(exists ((v_b_53_2 Int) (v_b_52_2 Int) (v_v_747_2 Int)) (and (<= (- v_b_53_2 (- v_b_53_2)) 10) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 v_b_53_2) (- 4)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) v_b_53_2) (- 5)) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) c_~n) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 v_v_747_2) 0) (<= (- 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) (<= (- (- v_b_52_2) (- v_v_747_2)) 0) (<= (- (- v_b_52_2) c_~n) (- 5)) (<= (- (- v_b_52_2) v_b_52_2) 0) (<= (- (- v_b_53_2) v_v_747_2) (- 5)) (<= (- (- v_v_747_2) v_v_747_2) 0) (<= (- (- v_b_53_2) v_b_53_2) (- 10)) (<= (- v_b_52_2 v_v_747_2) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) c_ULTIMATE.start_SelectionSort_~rh~4) (- 1)) (<= (- (- v_b_53_2) (- v_v_747_2)) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 (- v_v_747_2)) 0) (<= (- (- 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) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 (- c_~n)) 5) (<= (- v_v_747_2 c_~n) (- 5)) (<= (- v_v_747_2 (- c_~n)) 5) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 v_b_52_2) 1) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- v_v_747_2)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- v_b_52_2)) 0) (<= (- v_b_52_2 c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) v_v_747_2) 0) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (- v_b_53_2)) 6) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) (- v_b_53_2)) 4) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 v_b_52_2) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- v_b_53_2)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) (- c_ULTIMATE.start_SelectionSort_~rh~4)) (- 1)) (<= (- (- v_b_52_2) v_v_747_2) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) v_v_747_2) (- 1)) (<= (- v_b_52_2 (- c_~n)) 5) (<= (- (- 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) v_b_52_2) (- 1)) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) (- v_v_747_2)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (- c_ULTIMATE.start_SelectionSort_~i~4)) 2) (<= (- (- v_b_53_2) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- v_b_53_2)) 5) (<= (- (- v_b_52_2) v_b_53_2) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 c_ULTIMATE.start_SelectionSort_~lh~4) 1) (<= (- v_b_52_2 (- v_v_747_2)) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) c_ULTIMATE.start_SelectionSort_~i~4) (- 2)) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) (- v_v_747_2)) (- 1)) (<= (- v_b_53_2 c_~n) 0) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (- c_~n)) 6) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 v_b_53_2) (- 5)) (<= (- (- v_b_53_2) (- c_~n)) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= (- v_b_52_2 (- v_b_53_2)) 5) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (- v_v_747_2)) 1) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) (- v_b_52_2)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- v_b_53_2 (- c_~n)) 10) (<= (- (- c_~n) c_~n) (- 10)) (<= (- v_v_747_2 (- v_v_747_2)) 0) (forall ((v_idx_801 Int) (v_idx_802 Int) (v_idx_800 Int)) (or (<= v_b_53_2 v_idx_801) (<= v_b_52_2 v_idx_800) (and (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 (select c_~array v_idx_801)) 0) (<= (- (- (select c_~array v_idx_801)) (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) (select c_~array v_idx_801)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (- (select c_~array v_idx_801))) 1) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array v_idx_801)) 0) (<= (- (select c_~array v_idx_801) (- (select c_~array v_idx_801))) 0) (<= (- (- (select c_~array v_idx_801)) c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (select c_~array v_idx_801)) 0) (<= (- (- v_b_52_2) (- (select c_~array v_idx_801))) 0) (<= (- (- v_b_53_2) (select c_~array v_idx_801)) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 (select c_~array v_idx_801)) 1) (<= (- (- (select c_~array v_idx_801)) (select c_~array v_idx_801)) 0) (<= (- (- v_b_52_2) (select c_~array v_idx_801)) 0) (<= (- v_b_52_2 (select c_~array v_idx_801)) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) (select c_~array v_idx_801)) (- 1)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- (select c_~array v_idx_801))) 0) (<= (- (- v_b_53_2) (- (select c_~array v_idx_801))) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 (- (select c_~array v_idx_801))) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) (- (select c_~array v_idx_801))) 0) (<= (- v_b_53_2 (- (select c_~array v_idx_801))) 5) (<= (- (select c_~array v_idx_801) c_~n) (- 5)) (<= (- v_b_53_2 (select c_~array v_idx_801)) 5) (<= (- (select c_~array v_idx_801) (- c_~n)) 5) (<= (- v_b_52_2 (- (select c_~array v_idx_801))) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) (- (select c_~array v_idx_801))) (- 1)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- (select c_~array v_idx_801))) 0)) (< v_idx_802 v_b_53_2) (< v_idx_801 v_b_52_2))) (<= (- (- v_v_747_2) c_~n) (- 5)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) v_v_747_2) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 v_b_52_2) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) c_ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (- c_ULTIMATE.start_SelectionSort_~i~4 v_v_747_2) 1) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) v_b_53_2) (- 6)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- v_v_747_2)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 c_~n) (- 5)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- v_b_53_2 (- v_v_747_2)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) c_~n) (- 6)) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 (- v_b_53_2)) 5) (<= (- v_b_53_2 v_v_747_2) 5) (<= (- v_b_52_2 (- v_b_52_2)) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) (- v_b_53_2)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) c_ULTIMATE.start_SelectionSort_~lh~4) (- 1)) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 (- v_b_52_2)) 0) (<= (- v_b_52_2 v_b_53_2) (- 5)) (<= (- (- v_b_52_2) (- v_b_53_2)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5) (<= (- c_ULTIMATE.start_SelectionSort_~rh~4 v_v_747_2) 0) (<= (- (- v_v_747_2) (- c_~n)) 5) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) v_b_52_2) 0) (<= (- (- 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 (- c_ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 v_b_53_2) (- 5)) (<= (- c_~n (- c_~n)) 10) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) v_b_53_2) (- 5)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) v_b_52_2) 0) (<= (- (- v_b_52_2) (- c_~n)) 5) (<= (- 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 (- v_b_52_2)) 1) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- v_b_52_2)) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~i~4) (- v_b_52_2)) (- 1)) (<= (- (- c_ULTIMATE.start_SelectionSort_~rh~4) (- c_~n)) 5)))} [2018-12-19 12:25:28,393 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2018-12-19 12:25:28,394 WARN L268 ngHoareTripleChecker]: -- [2018-12-19 12:25:28,394 WARN L269 ngHoareTripleChecker]: Simplified triple [2018-12-19 12:25:28,967 WARN L270 ngHoareTripleChecker]: Pre: {267#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= ULTIMATE.start_main_~i~7 4) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= 0 (+ ULTIMATE.start_main_~i~7 1)) (<= 0 (+ (* 2 ULTIMATE.start_main_~i~7) 2)) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (exists ((v_b_53_2 Int) (v_b_52_2 Int)) (and (<= (- (- v_b_53_2) (- ~n)) 0) (forall ((v_idx_797 Int)) (or (< v_idx_797 v_b_52_2) (<= v_b_53_2 v_idx_797) (<= (- (- (select ~array v_idx_797)) (select ~array v_idx_797)) 0))) (<= (- v_b_53_2 (- v_b_53_2)) 10) (<= 0 (* 2 v_b_52_2)) (<= (- v_b_52_2 (- v_b_53_2)) 5) (forall ((v_prenex_44 Int)) (or (< v_prenex_44 v_b_52_2) (<= (- (select ~array v_prenex_44) (- ~n)) 5) (<= v_b_53_2 v_prenex_44))) (forall ((v_prenex_41 Int)) (or (<= v_b_53_2 v_prenex_41) (< v_prenex_41 v_b_52_2) (<= (- v_b_53_2 (select ~array v_prenex_41)) 5))) (<= (- v_b_53_2 (- ~n)) 10) (<= (+ v_b_52_2 5) v_b_53_2) (<= v_b_53_2 (+ v_b_52_2 5)) (<= 10 (* 2 v_b_53_2)) (<= (+ v_b_52_2 ULTIMATE.start_main_~i~7) 4) (<= v_b_53_2 5) (forall ((v_prenex_35 Int)) (or (<= (- (select ~array v_prenex_35) (- (select ~array v_prenex_35))) 0) (<= v_b_53_2 v_prenex_35) (< v_prenex_35 v_b_52_2))) (<= 5 (+ v_b_52_2 ~n)) (<= (+ v_b_52_2 ~n) 5) (<= (- (- v_b_52_2) ~n) (- 5)) (<= (- (- v_b_52_2) v_b_52_2) 0) (forall ((v_prenex_39 Int)) (or (<= v_b_53_2 v_prenex_39) (< v_prenex_39 v_b_52_2) (<= (- (- (select ~array v_prenex_39)) (- ~n)) 5))) (forall ((v_prenex_40 Int)) (or (<= (- (- v_b_52_2) (select ~array v_prenex_40)) 0) (<= v_b_53_2 v_prenex_40) (< v_prenex_40 v_b_52_2))) (<= (- (- ULTIMATE.start_main_~i~7) (- v_b_52_2)) 1) (<= (- (- v_b_53_2) v_b_53_2) (- 10)) (<= v_b_52_2 (+ ULTIMATE.start_main_~i~7 1)) (<= 4 (+ v_b_53_2 ULTIMATE.start_main_~i~7)) (forall ((v_prenex_46 Int)) (or (< v_prenex_46 v_b_52_2) (<= v_b_53_2 v_prenex_46) (<= (- (- v_b_52_2) (- (select ~array v_prenex_46))) 0))) (forall ((v_prenex_48 Int)) (or (<= (- ULTIMATE.start_main_~i~7 (select ~array v_prenex_48)) 4) (<= v_b_53_2 v_prenex_48) (< v_prenex_48 v_b_52_2))) (forall ((v_prenex_45 Int)) (or (< v_prenex_45 v_b_52_2) (<= v_b_53_2 v_prenex_45) (<= (- (- v_b_53_2) (select ~array v_prenex_45)) (- 5)))) (<= v_b_53_2 ~n) (forall ((v_prenex_43 Int)) (or (<= (- ULTIMATE.start_main_~i~7 (- (select ~array v_prenex_43))) 4) (<= v_b_53_2 v_prenex_43) (< v_prenex_43 v_b_52_2))) (<= ~n v_b_53_2) (<= (- ULTIMATE.start_main_~i~7 v_b_53_2) (- 1)) (<= (- v_b_52_2 (- v_b_52_2)) 0) (<= 5 v_b_53_2) (<= (* 2 v_b_52_2) 0) (<= 5 (+ v_b_53_2 v_b_52_2)) (<= (+ v_b_53_2 v_b_52_2) 5) (<= 10 (+ v_b_53_2 ~n)) (<= (+ ULTIMATE.start_main_~i~7 1) v_b_53_2) (<= (- v_b_52_2 v_b_53_2) (- 5)) (<= (- (- v_b_52_2) (- v_b_53_2)) 5) (<= (+ v_b_53_2 ULTIMATE.start_main_~i~7) 9) (<= ULTIMATE.start_main_~i~7 (+ v_b_52_2 4)) (<= (- v_b_52_2 ~n) (- 5)) (forall ((v_prenex_38 Int)) (or (<= (- v_b_53_2 (- (select ~array v_prenex_38))) 5) (< v_prenex_38 v_b_52_2) (<= v_b_53_2 v_prenex_38))) (forall ((v_prenex_50 Int)) (or (<= (- v_b_52_2 (- (select ~array v_prenex_50))) 0) (<= v_b_53_2 v_prenex_50) (< v_prenex_50 v_b_52_2))) (<= (- ULTIMATE.start_main_~i~7 (- v_b_52_2)) 4) (<= 0 v_b_52_2) (forall ((v_prenex_47 Int)) (or (<= (- (- ULTIMATE.start_main_~i~7) (- (select ~array v_prenex_47))) 1) (<= v_b_53_2 v_prenex_47) (< v_prenex_47 v_b_52_2))) (forall ((v_prenex_42 Int)) (or (<= v_b_53_2 v_prenex_42) (<= (- (select ~array v_prenex_42) ~n) (- 5)) (< v_prenex_42 v_b_52_2))) (forall ((v_prenex_36 Int)) (or (< v_prenex_36 v_b_52_2) (<= v_b_53_2 v_prenex_36) (<= (- (- (select ~array v_prenex_36)) ~n) (- 5)))) (<= (- ULTIMATE.start_main_~i~7 v_b_52_2) 4) (<= ~n (+ v_b_52_2 5)) (forall ((v_prenex_37 Int)) (or (<= v_b_53_2 v_prenex_37) (< v_prenex_37 v_b_52_2) (<= (- (- ULTIMATE.start_main_~i~7) (select ~array v_prenex_37)) 1))) (<= (- (- v_b_52_2) (- ~n)) 5) (<= v_b_53_2 (+ ULTIMATE.start_main_~i~7 6)) (<= (- v_b_52_2 (- ~n)) 5) (<= (- (- ULTIMATE.start_main_~i~7) (- v_b_53_2)) 6) (forall ((v_prenex_51 Int)) (or (<= (- (- v_b_53_2) (- (select ~array v_prenex_51))) (- 5)) (< v_prenex_51 v_b_52_2) (<= v_b_53_2 v_prenex_51))) (<= (- (- ULTIMATE.start_main_~i~7) v_b_52_2) 1) (<= (- (- v_b_53_2) ~n) (- 10)) (<= v_b_52_2 0) (forall ((v_prenex_49 Int)) (or (<= (- v_b_52_2 (select ~array v_prenex_49)) 0) (< v_prenex_49 v_b_52_2) (<= v_b_53_2 v_prenex_49))) (<= (+ v_b_52_2 5) ~n) (<= 0 (+ v_b_52_2 ULTIMATE.start_main_~i~7 1)) (<= (+ v_b_53_2 ~n) 10) (<= (- (- ULTIMATE.start_main_~i~7) v_b_53_2) (- 4)) (<= (* 2 v_b_53_2) 10) (<= (- (- v_b_52_2) v_b_53_2) (- 5)) (<= (- v_b_53_2 ~n) 0) (<= (- ULTIMATE.start_main_~i~7 (- v_b_53_2)) 9))) (<= (- (- ~n) ~n) (- 10)) (<= 5 ~n) (<= (- 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) (<= ~n 5) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (* 2 ULTIMATE.start_main_~i~7) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2018-12-19 12:25:28,967 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; [2018-12-19 12:25:28,967 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2018-12-19 12:25:29,908 WARN L276 ngHoareTripleChecker]: Post: {268#(and (<= 0 ULTIMATE.start_SelectionSort_~rh~4) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= ~n (+ ULTIMATE.start_SelectionSort_~lh~4 5)) (<= ULTIMATE.start_SelectionSort_~i~4 (+ ULTIMATE.start_SelectionSort_~lh~4 1)) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) ~n) (- 5)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 0) (exists ((v_b_53_2 Int) (v_b_52_2 Int)) (and (<= v_b_53_2 (+ ULTIMATE.start_SelectionSort_~lh~4 5)) (<= (- v_b_53_2 (- v_b_53_2)) 10) (forall ((v_idx_801 Int)) (or (<= (- (- ULTIMATE.start_SelectionSort_~i~4) (- (select ~array v_idx_801))) (- 1)) (<= v_b_53_2 v_idx_801) (< v_idx_801 v_b_52_2))) (<= (- ULTIMATE.start_SelectionSort_~i~4 v_b_53_2) (- 4)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) v_b_53_2) (- 5)) (forall ((v_prenex_67 Int)) (or (< v_prenex_67 v_b_52_2) (<= (- v_b_53_2 (- (select ~array v_prenex_67))) 5) (<= v_b_53_2 v_prenex_67))) (<= (+ v_b_52_2 5) v_b_53_2) (<= v_b_53_2 (+ v_b_52_2 5)) (<= v_b_53_2 5) (<= 5 (+ v_b_52_2 ~n)) (<= (+ ULTIMATE.start_SelectionSort_~i~4 4) v_b_53_2) (<= (+ v_b_52_2 ~n) 5) (<= 1 (+ v_b_52_2 ULTIMATE.start_SelectionSort_~i~4)) (<= (- (- v_b_52_2) ~n) (- 5)) (<= v_b_53_2 (+ ULTIMATE.start_SelectionSort_~i~4 4)) (<= (- (- v_b_52_2) v_b_52_2) 0) (<= 6 (+ v_b_53_2 ULTIMATE.start_SelectionSort_~i~4)) (<= (- (- v_b_53_2) v_b_53_2) (- 10)) (<= (+ v_b_52_2 1) ULTIMATE.start_SelectionSort_~i~4) (<= v_b_53_2 (+ ULTIMATE.start_SelectionSort_~rh~4 5)) (<= v_b_53_2 ~n) (forall ((v_prenex_65 Int)) (or (< v_prenex_65 v_b_52_2) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) (- (select ~array v_prenex_65))) 0) (<= v_b_53_2 v_prenex_65))) (forall ((v_prenex_69 Int)) (or (<= v_b_53_2 v_prenex_69) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (select ~array v_prenex_69)) 0) (< v_prenex_69 v_b_52_2))) (<= (* 2 v_b_52_2) 0) (<= 0 (+ v_b_52_2 ULTIMATE.start_SelectionSort_~lh~4)) (<= (- ULTIMATE.start_SelectionSort_~i~4 v_b_52_2) 1) (forall ((v_prenex_66 Int)) (or (<= v_b_53_2 v_prenex_66) (< v_prenex_66 v_b_52_2) (<= (- (- v_b_53_2) (- (select ~array v_prenex_66))) (- 5)))) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- v_b_52_2)) 0) (forall ((v_prenex_58 Int)) (or (<= v_b_53_2 v_prenex_58) (<= (- ULTIMATE.start_SelectionSort_~rh~4 (select ~array v_prenex_58)) 0) (< v_prenex_58 v_b_52_2))) (<= (- v_b_52_2 ~n) (- 5)) (forall ((v_prenex_72 Int)) (or (<= (- (- (select ~array v_prenex_72)) (select ~array v_prenex_72)) 0) (<= v_b_53_2 v_prenex_72) (< v_prenex_72 v_b_52_2))) (<= 0 v_b_52_2) (forall ((v_prenex_71 Int)) (or (< v_prenex_71 v_b_52_2) (<= v_b_53_2 v_prenex_71) (<= (- ULTIMATE.start_SelectionSort_~i~4 (select ~array v_prenex_71)) 1))) (forall ((v_prenex_63 Int)) (or (<= (- (- v_b_52_2) (- (select ~array v_prenex_63))) 0) (< v_prenex_63 v_b_52_2) (<= v_b_53_2 v_prenex_63))) (<= ULTIMATE.start_SelectionSort_~rh~4 v_b_52_2) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- v_b_53_2)) 6) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) (- v_b_53_2)) 4) (<= (- ULTIMATE.start_SelectionSort_~rh~4 v_b_52_2) 0) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- v_b_53_2)) 5) (<= (- v_b_52_2 (- ~n)) 5) (forall ((v_prenex_68 Int)) (or (< v_prenex_68 v_b_52_2) (<= v_b_53_2 v_prenex_68) (<= (- v_b_53_2 (select ~array v_prenex_68)) 5))) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) v_b_52_2) (- 1)) (<= (- (- v_b_53_2) ~n) (- 10)) (<= v_b_52_2 0) (<= (+ v_b_52_2 5) ~n) (forall ((v_prenex_73 Int)) (or (<= (- (- (select ~array v_prenex_73)) ~n) (- 5)) (<= v_b_53_2 v_prenex_73) (< v_prenex_73 v_b_52_2))) (<= 5 (+ v_b_53_2 ULTIMATE.start_SelectionSort_~rh~4)) (<= (+ v_b_53_2 ~n) 10) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- v_b_53_2)) 5) (<= (* 2 v_b_53_2) 10) (<= (- (- v_b_52_2) v_b_53_2) (- 5)) (forall ((v_prenex_76 Int)) (or (<= v_b_53_2 v_prenex_76) (< v_prenex_76 v_b_52_2) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- (select ~array v_prenex_76))) 0))) (<= ULTIMATE.start_SelectionSort_~i~4 (+ v_b_52_2 1)) (<= 5 (+ v_b_53_2 ULTIMATE.start_SelectionSort_~lh~4)) (<= (- v_b_53_2 ~n) 0) (<= (- ULTIMATE.start_SelectionSort_~rh~4 v_b_53_2) (- 5)) (<= (- (- v_b_53_2) (- ~n)) 0) (<= v_b_52_2 ULTIMATE.start_SelectionSort_~rh~4) (<= 0 (* 2 v_b_52_2)) (<= (- v_b_52_2 (- v_b_53_2)) 5) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) (- v_b_52_2)) 0) (<= (- v_b_53_2 (- ~n)) 10) (<= 10 (* 2 v_b_53_2)) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 5) v_b_53_2) (<= (- ULTIMATE.start_SelectionSort_~lh~4 v_b_52_2) 0) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) v_b_53_2) (- 6)) (forall ((v_prenex_70 Int)) (or (< v_prenex_70 v_b_52_2) (<= v_b_53_2 v_prenex_70) (<= (- (- v_b_52_2) (select ~array v_prenex_70)) 0))) (<= (- ULTIMATE.start_SelectionSort_~rh~4 (- v_b_53_2)) 5) (<= ~n v_b_53_2) (forall ((v_prenex_57 Int)) (or (<= (- (select ~array v_prenex_57) (- (select ~array v_prenex_57))) 0) (<= v_b_53_2 v_prenex_57) (< v_prenex_57 v_b_52_2))) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) (- v_b_53_2)) 5) (<= (- v_b_52_2 (- v_b_52_2)) 0) (<= 5 v_b_53_2) (<= 5 (+ v_b_53_2 v_b_52_2)) (<= (+ v_b_53_2 v_b_52_2) 5) (<= (+ v_b_52_2 ULTIMATE.start_SelectionSort_~i~4) 1) (forall ((v_prenex_54 Int)) (or (<= v_b_53_2 v_prenex_54) (< v_prenex_54 v_b_52_2) (<= (- v_b_52_2 (- (select ~array v_prenex_54))) 0))) (<= 10 (+ v_b_53_2 ~n)) (<= (- v_b_52_2 v_b_53_2) (- 5)) (<= (- ULTIMATE.start_SelectionSort_~rh~4 (- v_b_52_2)) 0) (<= (- (- v_b_52_2) (- v_b_53_2)) 5) (<= (+ v_b_52_2 ULTIMATE.start_SelectionSort_~rh~4) 0) (forall ((v_prenex_60 Int)) (or (< v_prenex_60 v_b_52_2) (<= v_b_53_2 v_prenex_60) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) (select ~array v_prenex_60)) (- 1)))) (forall ((v_prenex_56 Int)) (or (<= (- v_b_52_2 (select ~array v_prenex_56)) 0) (< v_prenex_56 v_b_52_2) (<= v_b_53_2 v_prenex_56))) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) v_b_52_2) 0) (forall ((v_prenex_55 Int)) (or (<= v_b_53_2 v_prenex_55) (< v_prenex_55 v_b_52_2) (<= (- (- (select ~array v_prenex_55)) (- ~n)) 5))) (<= (+ v_b_53_2 ULTIMATE.start_SelectionSort_~i~4) 6) (forall ((v_prenex_61 Int)) (or (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- (select ~array v_prenex_61))) 0) (< v_prenex_61 v_b_52_2) (<= v_b_53_2 v_prenex_61))) (<= (+ v_b_53_2 ULTIMATE.start_SelectionSort_~rh~4) 5) (forall ((v_prenex_74 Int)) (or (<= v_b_53_2 v_prenex_74) (< v_prenex_74 v_b_52_2) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (select ~array v_prenex_74)) 0))) (<= (- ULTIMATE.start_SelectionSort_~lh~4 v_b_53_2) (- 5)) (forall ((v_prenex_75 Int)) (or (< v_prenex_75 v_b_52_2) (<= v_b_53_2 v_prenex_75) (<= (- (select ~array v_prenex_75) ~n) (- 5)))) (forall ((v_prenex_53 Int)) (or (<= v_b_53_2 v_prenex_53) (<= (- (- v_b_53_2) (select ~array v_prenex_53)) (- 5)) (< v_prenex_53 v_b_52_2))) (<= (+ v_b_52_2 ULTIMATE.start_SelectionSort_~lh~4) 0) (<= ~n (+ v_b_52_2 5)) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) v_b_53_2) (- 5)) (<= (+ v_b_53_2 ULTIMATE.start_SelectionSort_~lh~4) 5) (<= (+ ULTIMATE.start_SelectionSort_~rh~4 5) v_b_53_2) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) v_b_52_2) 0) (<= (- (- v_b_52_2) (- ~n)) 5) (<= 0 (+ v_b_52_2 ULTIMATE.start_SelectionSort_~rh~4)) (forall ((v_prenex_59 Int)) (or (< v_prenex_59 v_b_52_2) (<= v_b_53_2 v_prenex_59) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- (select ~array v_prenex_59))) 1))) (<= v_b_52_2 ULTIMATE.start_SelectionSort_~lh~4) (forall ((v_prenex_52 Int)) (or (< v_prenex_52 v_b_52_2) (<= v_b_53_2 v_prenex_52) (<= (- ULTIMATE.start_SelectionSort_~rh~4 (- (select ~array v_prenex_52))) 0))) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- v_b_52_2)) 1) (forall ((v_prenex_64 Int)) (or (< v_prenex_64 v_b_52_2) (<= v_b_53_2 v_prenex_64) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) (select ~array v_prenex_64)) 0))) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- v_b_52_2)) 0) (forall ((v_prenex_62 Int)) (or (<= v_b_53_2 v_prenex_62) (<= (- (select ~array v_prenex_62) (- ~n)) 5) (< v_prenex_62 v_b_52_2))) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) (- v_b_52_2)) (- 1)) (<= ULTIMATE.start_SelectionSort_~lh~4 v_b_52_2))) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 1) (<= (* 2 ULTIMATE.start_SelectionSort_~lh~4) 0) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= (* 2 ~n) 10) (<= (- ULTIMATE.start_SelectionSort_~i~4 ULTIMATE.start_SelectionSort_~rh~4) 1) (<= ULTIMATE.start_SelectionSort_~rh~4 0) (<= ~n (+ ULTIMATE.start_SelectionSort_~i~4 4)) (<= 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 ~n) 6) (<= (+ ULTIMATE.start_SelectionSort_~i~4 ULTIMATE.start_SelectionSort_~rh~4) 1) (<= 5 (+ ULTIMATE.start_SelectionSort_~lh~4 ~n)) (<= (+ ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~i~4) 1) (<= 10 (* 2 ~n)) (<= 1 ULTIMATE.start_SelectionSort_~i~4) (<= (+ ULTIMATE.start_SelectionSort_~i~4 4) ~n) (<= (- (- 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) (<= 5 ~n) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~rh~4) 0) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- ULTIMATE.start_SelectionSort_~rh~4)) 1) (<= (+ 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_~lh~4 ~n) 5) (<= (+ ~n ULTIMATE.start_SelectionSort_~rh~4) 5) (<= 5 (+ ~n ULTIMATE.start_SelectionSort_~rh~4)) (<= (- (- 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_~lh~4 5) ~n) (<= 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_~lh~4 1) ULTIMATE.start_SelectionSort_~i~4) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) (- ULTIMATE.start_SelectionSort_~rh~4)) (- 1)) (<= (* 2 ULTIMATE.start_SelectionSort_~i~4) 2) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) (- ~n)) 4) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~rh~4)) 0) (<= ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~rh~4) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- ULTIMATE.start_SelectionSort_~i~4)) 2) (<= 1 (+ ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_SelectionSort_~i~4)) (<= 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) (<= 0 (* 2 ULTIMATE.start_SelectionSort_~lh~4)) (<= (- ULTIMATE.start_SelectionSort_~i~4 ULTIMATE.start_SelectionSort_~lh~4) 1) (<= 6 (+ ULTIMATE.start_SelectionSort_~i~4 ~n)) (<= 2 (* 2 ULTIMATE.start_SelectionSort_~i~4)) (<= (- (- ULTIMATE.start_SelectionSort_~i~4) ULTIMATE.start_SelectionSort_~i~4) (- 2)) (<= (- ULTIMATE.start_SelectionSort_~i~4 (- ~n)) 6) (<= (+ ULTIMATE.start_SelectionSort_~rh~4 ~n) 5) (<= (- (- ULTIMATE.start_SelectionSort_~rh~4) (- ~n)) 5))} [2018-12-19 12:25:29,909 WARN L620 ntHoareTripleChecker]: -- [2018-12-19 12:25:29,909 WARN L621 ntHoareTripleChecker]: Abstract states [2018-12-19 12:25:29,910 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1219 [inf_0], [old(~array)] -> [-inf_0] v_1220 [inf_0], [~array] -> [-inf_0] v_746 [b_52] v_747 [b_53] v_748 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; v_747 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]; b_52 = [0; 0]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + v_747 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_747 = [-1; 4]; b_53 + v_747 = [5; 5]; b_53 - v_747 = [5; 5]; b_52 + v_747 = [0; 0]; b_52 - v_747 = [0; 0]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; v_747 + ~n = [5; 5]; v_747 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + b_53 = [4; 9]; ULTIMATE.start_main_~i~7 - b_53 = [-6; -1]; b_52 + b_53 = [5; 5]; b_52 - b_53 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_52 = [-1; 4]}, }}} [2018-12-19 12:25:29,910 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;) [2018-12-19 12:25:29,910 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {[~array] -> [-inf_0] v_746 [b_52] v_747 [b_53] v_748 [inf_0], }, Substate: {ints: {ULTIMATE.start_SelectionSort_~i~4 = [1; 1]; v_747 = [0; 0]; ~n = [5; 5]; ULTIMATE.start_SelectionSort_~rh~4 = [0; 0]; b_53 = [5; 5]; b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 2 vars top, relations: {ULTIMATE.start_SelectionSort_~i~4 + v_747 = [1; 1]; ULTIMATE.start_SelectionSort_~i~4 - v_747 = [1; 1]; ULTIMATE.start_SelectionSort_~rh~4 + v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~rh~4 - v_747 = [0; 0]; b_53 + v_747 = [5; 5]; b_53 - v_747 = [5; 5]; b_52 + v_747 = [0; 0]; b_52 - v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~i~4 + ~n = [6; 6]; ULTIMATE.start_SelectionSort_~i~4 - ~n = [-4; -4]; v_747 + ~n = [5; 5]; v_747 - ~n = [-5; -5]; ULTIMATE.start_SelectionSort_~rh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~rh~4 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-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 + b_53 = [6; 6]; ULTIMATE.start_SelectionSort_~i~4 - b_53 = [-4; -4]; ULTIMATE.start_SelectionSort_~rh~4 + b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~rh~4 - b_53 = [-5; -5]; b_52 + b_53 = [5; 5]; b_52 - b_53 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - b_53 = [-5; -5]; ULTIMATE.start_SelectionSort_~i~4 + b_52 = [1; 1]; ULTIMATE.start_SelectionSort_~i~4 - b_52 = [1; 1]; ULTIMATE.start_SelectionSort_~rh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~rh~4 - b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_52 = [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]}, }}} [2018-12-19 12:25:29,911 WARN L630 ntHoareTripleChecker]: -- [2018-12-19 12:25:30,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-19 12:25:30,207 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: ~array not in segmentation map of stateArrays: {}, Substate: {ints: {~n = [5; 5]; ULTIMATE.start_main_~i~7 = [-1; 4]; v_747 = [0; 0]; b_53 = [5; 5]; b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 2 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; v_747 + ~n = [5; 5]; v_747 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; b_52 + ~n = [5; 5]; b_52 - ~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_747 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_747 = [-1; 4]; b_53 + v_747 = [5; 5]; b_53 - v_747 = [5; 5]; b_52 + v_747 = [0; 0]; b_52 - v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_747 = [0; 0]; ULTIMATE.start_main_~i~7 + b_53 = [4; 9]; ULTIMATE.start_main_~i~7 - b_53 = [-6; -1]; b_52 + b_53 = [5; 5]; b_52 - b_53 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - b_53 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_52 = [-1; 4]; ULTIMATE.start_SelectionSort_~lh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_52 = [0; 0]}, } at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.checkSegmentationMap(ArrayDomainState.java:1320) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.(ArrayDomainState.java:89) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.(ArrayDomainState.java:94) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.intersect(ArrayDomainState.java:382) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.intersect(ArrayDomainState.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$12(DisjunctiveAbstractState.java:245) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.crossProduct(DisjunctiveAbstractState.java:465) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.crossProduct(DisjunctiveAbstractState.java:483) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.intersect(DisjunctiveAbstractState.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner$AbsIntPredicateUnifier.lambda$3(CegarAbsIntRunner.java:711) at java.util.stream.ReduceOps$2ReducingSink.accept(ReduceOps.java:123) at java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1553) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.reduce(ReferencePipeline.java:479) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner$AbsIntPredicateUnifier.getOrConstructPredicateForConjunction(CegarAbsIntRunner.java:711) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1066) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:968) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:188) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:699) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:472) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-19 12:25:30,212 INFO L168 Benchmark]: Toolchain (without parser) took 96692.18 ms. Allocated memory was 1.5 GB in the beginning and 3.7 GB in the end (delta: 2.1 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -951.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-12-19 12:25:30,214 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-19 12:25:30,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.04 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-19 12:25:30,215 INFO L168 Benchmark]: Boogie Preprocessor took 31.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-19 12:25:30,216 INFO L168 Benchmark]: RCFGBuilder took 518.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-12-19 12:25:30,217 INFO L168 Benchmark]: TraceAbstraction took 96080.26 ms. Allocated memory was 1.5 GB in the beginning and 3.7 GB in the end (delta: 2.1 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -972.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-12-19 12:25:30,221 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.04 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 518.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 96080.26 ms. Allocated memory was 1.5 GB in the beginning and 3.7 GB in the end (delta: 2.1 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -972.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: ~array not in segmentation map of stateArrays: {}, Substate: {ints: {~n = [5; 5]; ULTIMATE.start_main_~i~7 = [-1; 4]; v_747 = [0; 0]; b_53 = [5; 5]; b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 2 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; v_747 + ~n = [5; 5]; v_747 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; b_52 + ~n = [5; 5]; b_52 - ~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_747 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_747 = [-1; 4]; b_53 + v_747 = [5; 5]; b_53 - v_747 = [5; 5]; b_52 + v_747 = [0; 0]; b_52 - v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_747 = [0; 0]; ULTIMATE.start_main_~i~7 + b_53 = [4; 9]; ULTIMATE.start_main_~i~7 - b_53 = [-6; -1]; b_52 + b_53 = [5; 5]; b_52 - b_53 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - b_53 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_52 = [-1; 4]; ULTIMATE.start_SelectionSort_~lh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_52 = [0; 0]}, } de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: ~array not in segmentation map of stateArrays: {}, Substate: {ints: {~n = [5; 5]; ULTIMATE.start_main_~i~7 = [-1; 4]; v_747 = [0; 0]; b_53 = [5; 5]; b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 2 vars top, relations: {ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; v_747 + ~n = [5; 5]; v_747 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; b_52 + ~n = [5; 5]; b_52 - ~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_747 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_747 = [-1; 4]; b_53 + v_747 = [5; 5]; b_53 - v_747 = [5; 5]; b_52 + v_747 = [0; 0]; b_52 - v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + v_747 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_747 = [0; 0]; ULTIMATE.start_main_~i~7 + b_53 = [4; 9]; ULTIMATE.start_main_~i~7 - b_53 = [-6; -1]; b_52 + b_53 = [5; 5]; b_52 - b_53 = [-5; -5]; ULTIMATE.start_SelectionSort_~lh~4 + b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - b_53 = [-5; -5]; ULTIMATE.start_main_~i~7 + b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_52 = [-1; 4]; ULTIMATE.start_SelectionSort_~lh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_52 = [0; 0]}, }: de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.checkSegmentationMap(ArrayDomainState.java:1320) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...