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 0.1.24-1de736e-m [2019-02-14 16:37:02,407 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-14 16:37:02,409 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-14 16:37:02,421 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-14 16:37:02,422 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-14 16:37:02,423 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-14 16:37:02,424 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-14 16:37:02,426 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-14 16:37:02,428 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-14 16:37:02,429 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-14 16:37:02,430 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-14 16:37:02,431 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-14 16:37:02,432 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-14 16:37:02,433 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-14 16:37:02,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-14 16:37:02,435 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-14 16:37:02,436 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-14 16:37:02,438 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-14 16:37:02,441 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-14 16:37:02,443 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-14 16:37:02,444 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-14 16:37:02,446 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-14 16:37:02,449 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-02-14 16:37:02,449 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-02-14 16:37:02,450 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-02-14 16:37:02,451 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-02-14 16:37:02,452 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-02-14 16:37:02,453 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-02-14 16:37:02,454 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-02-14 16:37:02,455 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-02-14 16:37:02,455 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-02-14 16:37:02,456 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-02-14 16:37:02,457 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-02-14 16:37:02,457 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-02-14 16:37:02,458 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-02-14 16:37:02,459 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-02-14 16:37:02,460 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf [2019-02-14 16:37:02,474 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-14 16:37:02,474 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-14 16:37:02,475 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-14 16:37:02,475 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-14 16:37:02,476 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-14 16:37:02,476 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-14 16:37:02,476 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-14 16:37:02,476 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-14 16:37:02,477 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-14 16:37:02,477 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-02-14 16:37:02,477 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-02-14 16:37:02,477 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-14 16:37:02,478 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-14 16:37:02,478 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-14 16:37:02,479 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-14 16:37:02,479 INFO L133 SettingsManager]: * Use SBE=true [2019-02-14 16:37:02,479 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-14 16:37:02,480 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-14 16:37:02,480 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-14 16:37:02,480 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-14 16:37:02,480 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-14 16:37:02,480 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-14 16:37:02,481 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-14 16:37:02,481 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-14 16:37:02,481 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-14 16:37:02,481 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-14 16:37:02,481 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-14 16:37:02,482 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-14 16:37:02,482 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-14 16:37:02,482 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-14 16:37:02,482 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-14 16:37:02,482 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-14 16:37:02,483 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-14 16:37:02,483 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-14 16:37:02,483 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-14 16:37:02,483 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-14 16:37:02,483 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-02-14 16:37:02,484 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-14 16:37:02,484 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-14 16:37:02,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-14 16:37:02,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-14 16:37:02,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-14 16:37:02,546 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-14 16:37:02,547 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-14 16:37:02,548 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl [2019-02-14 16:37:02,548 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl' [2019-02-14 16:37:02,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-14 16:37:02,601 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-14 16:37:02,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-14 16:37:02,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-14 16:37:02,602 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-14 16:37:02,621 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 14.02 04:37:02" (1/1) ... [2019-02-14 16:37:02,633 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 14.02 04:37:02" (1/1) ... [2019-02-14 16:37:02,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-14 16:37:02,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-14 16:37:02,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-14 16:37:02,643 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-14 16:37:02,654 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 14.02 04:37:02" (1/1) ... [2019-02-14 16:37:02,655 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 14.02 04:37:02" (1/1) ... [2019-02-14 16:37:02,656 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 14.02 04:37:02" (1/1) ... [2019-02-14 16:37:02,656 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 14.02 04:37:02" (1/1) ... [2019-02-14 16:37:02,660 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 14.02 04:37:02" (1/1) ... [2019-02-14 16:37:02,662 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 14.02 04:37:02" (1/1) ... [2019-02-14 16:37:02,663 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 14.02 04:37:02" (1/1) ... [2019-02-14 16:37:02,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-14 16:37:02,666 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-14 16:37:02,666 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-14 16:37:02,666 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-14 16:37:02,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 04:37:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-14 16:37:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-14 16:37:02,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-14 16:37:03,194 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-02-14 16:37:03,195 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-14 16:37:03,195 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. [2019-02-14 16:37:03,197 INFO L202 PluginConnector]: Adding new model eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.02 04:37:03 BoogieIcfgContainer [2019-02-14 16:37:03,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-14 16:37:03,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-02-14 16:37:03,198 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-02-14 16:37:03,201 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-02-14 16:37:03,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.02 04:37:02" (1/2) ... [2019-02-14 16:37:03,206 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2440b339 and model type eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.02 04:37:03, skipping insertion in model container [2019-02-14 16:37:03,206 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 14.02 04:37:03" (2/2) ... [2019-02-14 16:37:03,211 INFO L112 eAbstractionObserver]: Analyzing ICFG eureka_05.i_5.bpl [2019-02-14 16:37:03,223 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-02-14 16:37:03,230 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-02-14 16:37:03,247 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-02-14 16:37:03,283 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-02-14 16:37:03,284 INFO L383 AbstractCegarLoop]: Hoare is true [2019-02-14 16:37:03,284 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-02-14 16:37:03,284 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-02-14 16:37:03,284 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-02-14 16:37:03,284 INFO L387 AbstractCegarLoop]: Difference is false [2019-02-14 16:37:03,285 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-02-14 16:37:03,285 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-02-14 16:37:03,299 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-02-14 16:37:03,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-02-14 16:37:03,306 INFO L394 BasicCegarLoop]: Found error trace [2019-02-14 16:37:03,307 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-02-14 16:37:03,310 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-02-14 16:37:03,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-02-14 16:37:03,316 INFO L82 PathProgramCache]: Analyzing trace with hash 928714, now seen corresponding path program 1 times [2019-02-14 16:37:03,319 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-02-14 16:37:03,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-02-14 16:37:03,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-02-14 16:37:03,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-02-14 16:37:03,374 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-02-14 16:37:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-02-14 16:37:03,522 INFO L273 TraceCheckUtils]: 0: Hoare triple {9#true} ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; {11#(<= 4 ULTIMATE.start_main_~i~7)} is VALID [2019-02-14 16:37:03,531 INFO L273 TraceCheckUtils]: 1: Hoare triple {11#(<= 4 ULTIMATE.start_main_~i~7)} assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; {10#false} is VALID [2019-02-14 16:37:03,532 INFO L273 TraceCheckUtils]: 2: Hoare triple {10#false} assume !(SelectionSort_~lh~4 < ~n);main_~i~7 := 0;assume !!(main_~i~7 < 5);__VERIFIER_assert_#in~cond := (if main_~array~7[main_~i~7] == main_~i~7 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;assume __VERIFIER_assert_~cond == 0;assume !false; {10#false} is VALID [2019-02-14 16:37:03,532 INFO L273 TraceCheckUtils]: 3: Hoare triple {10#false} assume !false; {10#false} is VALID [2019-02-14 16:37:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-02-14 16:37:03,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-02-14 16:37:03,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-02-14 16:37:03,537 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-02-14 16:37:03,541 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-02-14 16:37:03,542 INFO L84 Accepts]: Finished accepts. word is accepted. [2019-02-14 16:37:03,546 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2019-02-14 16:37:03,570 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 4 edges. 4 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-02-14 16:37:03,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-02-14 16:37:03,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-02-14 16:37:03,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-02-14 16:37:03,582 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2019-02-14 16:37:03,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-02-14 16:37:03,715 INFO L93 Difference]: Finished difference Result 11 states and 17 transitions. [2019-02-14 16:37:03,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-02-14 16:37:03,716 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-02-14 16:37:03,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-02-14 16:37:03,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-02-14 16:37:03,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2019-02-14 16:37:03,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-02-14 16:37:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2019-02-14 16:37:03,725 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 17 transitions. [2019-02-14 16:37:03,834 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-02-14 16:37:03,845 INFO L225 Difference]: With dead ends: 11 [2019-02-14 16:37:03,845 INFO L226 Difference]: Without dead ends: 7 [2019-02-14 16:37:03,848 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-02-14 16:37:03,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-02-14 16:37:03,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-02-14 16:37:03,956 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2019-02-14 16:37:03,957 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7 states. Second operand 7 states. [2019-02-14 16:37:03,958 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2019-02-14 16:37:03,958 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2019-02-14 16:37:03,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-02-14 16:37:03,960 INFO L93 Difference]: Finished difference Result 7 states and 9 transitions. [2019-02-14 16:37:03,961 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2019-02-14 16:37:03,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-02-14 16:37:03,962 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-02-14 16:37:03,963 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2019-02-14 16:37:03,963 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2019-02-14 16:37:03,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-02-14 16:37:03,966 INFO L93 Difference]: Finished difference Result 7 states and 9 transitions. [2019-02-14 16:37:03,966 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2019-02-14 16:37:03,967 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-02-14 16:37:03,968 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-02-14 16:37:03,969 INFO L88 GeneralOperation]: Finished isEquivalent. [2019-02-14 16:37:03,969 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2019-02-14 16:37:03,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-02-14 16:37:03,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2019-02-14 16:37:03,972 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 9 transitions. Word has length 4 [2019-02-14 16:37:03,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-02-14 16:37:03,975 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 9 transitions. [2019-02-14 16:37:03,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-02-14 16:37:03,976 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2019-02-14 16:37:03,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-02-14 16:37:03,976 INFO L394 BasicCegarLoop]: Found error trace [2019-02-14 16:37:03,977 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-02-14 16:37:03,977 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-02-14 16:37:03,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-02-14 16:37:03,978 INFO L82 PathProgramCache]: Analyzing trace with hash 28842881, now seen corresponding path program 1 times [2019-02-14 16:37:03,978 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-02-14 16:37:03,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-02-14 16:37:03,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-02-14 16:37:03,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-02-14 16:37:03,992 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-02-14 16:37:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-02-14 16:37:04,169 INFO L273 TraceCheckUtils]: 0: Hoare triple {59#true} ~array := ~array[0 := 0];~array := ~array[1 := 0];~array := ~array[2 := 0];~array := ~array[3 := 0];~array := ~array[4 := 0];~n := 5;havoc main_#res;havoc main_#t~post2, main_#t~post3, main_~array~7, main_~i~7;havoc main_~array~7;havoc main_~i~7;main_~i~7 := 4; {61#(<= 4 ULTIMATE.start_main_~i~7)} is VALID [2019-02-14 16:37:04,170 INFO L273 TraceCheckUtils]: 1: Hoare triple {61#(<= 4 ULTIMATE.start_main_~i~7)} assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; {62#(<= 3 ULTIMATE.start_main_~i~7)} is VALID [2019-02-14 16:37:04,171 INFO L273 TraceCheckUtils]: 2: Hoare triple {62#(<= 3 ULTIMATE.start_main_~i~7)} assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; {60#false} is VALID [2019-02-14 16:37:04,171 INFO L273 TraceCheckUtils]: 3: Hoare triple {60#false} assume !(SelectionSort_~lh~4 < ~n);main_~i~7 := 0;assume !!(main_~i~7 < 5);__VERIFIER_assert_#in~cond := (if main_~array~7[main_~i~7] == main_~i~7 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;assume __VERIFIER_assert_~cond == 0;assume !false; {60#false} is VALID [2019-02-14 16:37:04,171 INFO L273 TraceCheckUtils]: 4: Hoare triple {60#false} assume !false; {60#false} is VALID [2019-02-14 16:37:04,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-02-14 16:37:04,172 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-02-14 16:37:04,172 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-02-14 16:37:04,173 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 6 with the following transitions: [2019-02-14 16:37:04,175 INFO L207 CegarAbsIntRunner]: [0], [5], [7], [12], [16] [2019-02-14 16:37:04,225 INFO L148 AbstractInterpreter]: Using domain ArrayDomain [2019-02-14 16:37:04,225 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-14 16:42:28,827 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-02-14 16:42:28,829 INFO L272 AbstractInterpreter]: Visited 4 different actions 14 times. Merged at 1 different actions 5 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-02-14 16:42:28,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-02-14 16:42:28,834 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-02-14 16:42:30,711 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-02-14 16:42:31,294 INFO L420 sIntCurrentIteration]: We unified 4 AI predicates to 4 [2019-02-14 16:42:33,176 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-02-14 16:42:33,178 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-02-14 16:42:33,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2019-02-14 16:42:33,178 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-02-14 16:42:33,181 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2019-02-14 16:42:33,181 INFO L84 Accepts]: Finished accepts. word is accepted. [2019-02-14 16:42:33,181 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2019-02-14 16:42:33,224 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 5 edges. 5 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-02-14 16:42:33,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-02-14 16:42:33,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-02-14 16:42:33,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-02-14 16:42:33,225 INFO L87 Difference]: Start difference. First operand 7 states and 9 transitions. Second operand 4 states. [2019-02-14 16:42:33,912 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-02-14 16:42:33,913 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-02-14 16:42:33,914 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-02-14 16:42:33,915 WARN L223 ngHoareTripleChecker]: -- [2019-02-14 16:42:33,915 WARN L224 ngHoareTripleChecker]: Pre: {95#(forall ((v_idx_339 Int)) (and (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (* 2 c_~n) 10) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (or (= (+ c_~n (- 5)) (select c_~array v_idx_339)) (<= 10 (+ v_idx_339 c_~n)) (< (+ v_idx_339 5) c_~n)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6)))} [2019-02-14 16:42:33,916 WARN L228 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-02-14 16:42:33,916 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-02-14 16:42:33,917 WARN L230 ngHoareTripleChecker]: Post: {96#false} [2019-02-14 16:42:33,917 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-02-14 16:42:33,918 WARN L268 ngHoareTripleChecker]: -- [2019-02-14 16:42:33,918 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-02-14 16:42:34,101 WARN L270 ngHoareTripleChecker]: Pre: {95#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (* 2 ~n) 10) (forall ((v_idx_339 Int)) (or (= (+ ~n (- 5)) (select ~array v_idx_339)) (<= 10 (+ v_idx_339 ~n)) (< (+ v_idx_339 5) ~n))) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 9) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2019-02-14 16:42:34,102 WARN L274 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-02-14 16:42:34,103 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-02-14 16:42:34,105 WARN L276 ngHoareTripleChecker]: Post: {96#false} [2019-02-14 16:42:34,105 WARN L620 ntHoareTripleChecker]: -- [2019-02-14 16:42:34,105 WARN L621 ntHoareTripleChecker]: Abstract states [2019-02-14 16:42:34,107 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1100 [inf_0], [old(~array)] -> [-inf_0] v_1101 [inf_0], [~array] -> [-inf_0] v_813 [b_52] v_814 [b_53] v_815 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; b_52 = [0; 0]; v_814 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 + v_814 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_814 = [-1; 4]; b_52 + v_814 = [0; 0]; b_52 - v_814 = [0; 0]; b_53 + v_814 = [5; 5]; b_53 - v_814 = [5; 5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; v_814 + ~n = [5; 5]; v_814 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [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]}, }}} [2019-02-14 16:42:34,107 WARN L628 ntHoareTripleChecker]: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) (assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2;) [2019-02-14 16:42:34,108 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-02-14 16:42:34,108 WARN L630 ntHoareTripleChecker]: -- [2019-02-14 16:42:35,985 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-02-14 16:42:35,986 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-02-14 16:42:35,986 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-02-14 16:42:35,986 WARN L223 ngHoareTripleChecker]: -- [2019-02-14 16:42:35,987 WARN L224 ngHoareTripleChecker]: Pre: {97#(forall ((v_idx_356 Int)) (and (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (or (<= 10 (+ v_idx_356 c_~n)) (= (+ c_~n (- 5)) (select c_~array v_idx_356)) (< (+ v_idx_356 5) c_~n)) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (* 2 c_~n) 10) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6)))} [2019-02-14 16:42:35,987 WARN L228 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-02-14 16:42:35,987 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-02-14 16:42:35,987 WARN L230 ngHoareTripleChecker]: Post: {98#(forall ((v_idx_360 Int)) (and (<= (+ c_ULTIMATE.start_main_~i~7 1) c_ULTIMATE.start_SelectionSort_~lh~4) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 4) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (+ c_ULTIMATE.start_main_~i~7 6) c_~n) (<= 0 (+ c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_SelectionSort_~lh~4 1)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 4) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (+ (* 2 c_ULTIMATE.start_main_~i~7) 2) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_main_~i~7) 1) (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_main_~i~7)) (- 1)) (<= (+ c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_SelectionSort_~lh~4 1) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= 0 (+ (* 2 c_ULTIMATE.start_main_~i~7) 2)) (<= c_ULTIMATE.start_SelectionSort_~lh~4 (+ c_ULTIMATE.start_main_~i~7 1)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 6)) (or (= (+ (- c_ULTIMATE.start_main_~i~7) (- 1)) (select c_~array v_idx_360)) (< (+ c_ULTIMATE.start_main_~i~7 v_idx_360 1) 0) (<= (+ c_ULTIMATE.start_main_~i~7 6) v_idx_360)) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 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) 1) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) (- 2)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5)))} [2019-02-14 16:42:35,987 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-02-14 16:42:35,988 WARN L268 ngHoareTripleChecker]: -- [2019-02-14 16:42:35,988 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-02-14 16:42:36,134 WARN L270 ngHoareTripleChecker]: Pre: {97#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- (- ~n) ~n) (- 10)) (forall ((v_idx_356 Int)) (or (<= 10 (+ v_idx_356 ~n)) (= (+ ~n (- 5)) (select ~array v_idx_356)) (< (+ v_idx_356 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) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2019-02-14 16:42:36,135 WARN L274 ngHoareTripleChecker]: Action: assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2; [2019-02-14 16:42:36,135 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) [2019-02-14 16:42:36,203 WARN L276 ngHoareTripleChecker]: Post: {98#(and (<= (+ ULTIMATE.start_main_~i~7 1) ULTIMATE.start_SelectionSort_~lh~4) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ~n) (- 5)) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 4) (forall ((v_idx_360 Int)) (or (= (+ (- ULTIMATE.start_main_~i~7) (- 1)) (select ~array v_idx_360)) (< (+ ULTIMATE.start_main_~i~7 v_idx_360 1) 0) (<= (+ ULTIMATE.start_main_~i~7 6) v_idx_360))) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= (+ ULTIMATE.start_main_~i~7 6) ~n) (<= 0 (+ ULTIMATE.start_main_~i~7 ULTIMATE.start_SelectionSort_~lh~4 1)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 4) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (+ (* 2 ULTIMATE.start_main_~i~7) 2) 0) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_main_~i~7) 1) (<= (- ~n (- ~n)) 10) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_main_~i~7)) (- 1)) (<= (+ ULTIMATE.start_main_~i~7 ULTIMATE.start_SelectionSort_~lh~4 1) 0) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~lh~4) 0) (<= 0 (+ (* 2 ULTIMATE.start_main_~i~7) 2)) (<= ULTIMATE.start_SelectionSort_~lh~4 (+ ULTIMATE.start_main_~i~7 1)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 6)) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ULTIMATE.start_main_~i~7)) (- 1)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_main_~i~7) 1) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) (- 2)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-02-14 16:42:36,204 WARN L620 ntHoareTripleChecker]: -- [2019-02-14 16:42:36,204 WARN L621 ntHoareTripleChecker]: Abstract states [2019-02-14 16:42:36,205 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1105 [inf_0], [old(~array)] -> [-inf_0] v_1106 [inf_0], [~array] -> [-inf_0] v_813 [b_52] v_814 [b_53] v_815 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; b_52 = [0; 0]; v_814 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 + v_814 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_814 = [-1; 4]; b_52 + v_814 = [0; 0]; b_52 - v_814 = [0; 0]; b_53 + v_814 = [5; 5]; b_53 - v_814 = [5; 5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; v_814 + ~n = [5; 5]; v_814 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [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]}, }}} [2019-02-14 16:42:36,205 WARN L628 ntHoareTripleChecker]: (and (<= 0 c_ULTIMATE.start_main_~i~7) (= c_ULTIMATE.start_main_~array~7_primed (store c_ULTIMATE.start_main_~array~7 c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_main_~i~7)) (= c_ULTIMATE.start_main_~i~7 (+ c_ULTIMATE.start_main_~i~7_primed 1))) (assume !!(main_~i~7 >= 0);main_~array~7 := main_~array~7[main_~i~7 := main_~i~7];main_#t~post2 := main_~i~7;main_~i~7 := main_#t~post2 - 1;havoc main_#t~post2;) [2019-02-14 16:42:36,206 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {[~array] -> [-inf_0] v_813 [b_52] v_814 [b_53] v_815 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; -1]; b_52 = [0; 0]; v_814 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 13 vars top, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ULTIMATE.start_main_~i~7 = [-1; -1]; ULTIMATE.start_SelectionSort_~lh~4 - ULTIMATE.start_main_~i~7 = [1; 1]; ULTIMATE.start_main_~i~7 + b_52 = [-1; -1]; ULTIMATE.start_main_~i~7 - b_52 = [-1; -1]; ULTIMATE.start_SelectionSort_~lh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_52 = [0; 0]; ULTIMATE.start_main_~i~7 + v_814 = [-1; -1]; ULTIMATE.start_main_~i~7 - v_814 = [-1; -1]; b_52 + v_814 = [0; 0]; b_52 - v_814 = [0; 0]; b_53 + v_814 = [5; 5]; b_53 - v_814 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 + v_814 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_814 = [0; 0]; ULTIMATE.start_main_~i~7 + ~n = [4; 4]; ULTIMATE.start_main_~i~7 - ~n = [-6; -6]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; v_814 + ~n = [5; 5]; v_814 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + b_53 = [4; 4]; ULTIMATE.start_main_~i~7 - b_53 = [-6; -6]; 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]}, }}} [2019-02-14 16:42:36,206 WARN L630 ntHoareTripleChecker]: -- [2019-02-14 16:42:36,302 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-02-14 16:42:36,303 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-02-14 16:42:36,303 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-02-14 16:42:36,303 WARN L223 ngHoareTripleChecker]: -- [2019-02-14 16:42:36,303 WARN L224 ngHoareTripleChecker]: Pre: {101#(forall ((v_idx_364 Int)) (and (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (* 2 c_~n) 10) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (or (= (+ c_~n (- 5)) (select c_~array v_idx_364)) (<= 10 (+ v_idx_364 c_~n)) (< (+ v_idx_364 5) c_~n)) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6)))} [2019-02-14 16:42:36,304 WARN L228 ngHoareTripleChecker]: Action: assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; [2019-02-14 16:42:36,304 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2019-02-14 16:42:36,304 WARN L230 ngHoareTripleChecker]: Post: {102#false} [2019-02-14 16:42:36,304 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-02-14 16:42:36,304 WARN L268 ngHoareTripleChecker]: -- [2019-02-14 16:42:36,305 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-02-14 16:42:36,385 WARN L270 ngHoareTripleChecker]: Pre: {101#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (forall ((v_idx_364 Int)) (or (= (+ ~n (- 5)) (select ~array v_idx_364)) (<= 10 (+ v_idx_364 ~n)) (< (+ v_idx_364 5) ~n))) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (* 2 ~n) 10) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 9) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6))} [2019-02-14 16:42:36,385 WARN L274 ngHoareTripleChecker]: Action: assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0; [2019-02-14 16:42:36,386 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) [2019-02-14 16:42:36,387 WARN L276 ngHoareTripleChecker]: Post: {102#false} [2019-02-14 16:42:36,387 WARN L620 ntHoareTripleChecker]: -- [2019-02-14 16:42:36,387 WARN L621 ntHoareTripleChecker]: Abstract states [2019-02-14 16:42:36,388 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1116 [inf_0], [old(~array)] -> [-inf_0] v_1117 [inf_0], [~array] -> [-inf_0] v_813 [b_52] v_814 [b_53] v_815 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; b_52 = [0; 0]; v_814 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]}, 16 vars top, relations: {ULTIMATE.start_main_~i~7 + b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 + v_814 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_814 = [-1; 4]; b_52 + v_814 = [0; 0]; b_52 - v_814 = [0; 0]; b_53 + v_814 = [5; 5]; b_53 - v_814 = [5; 5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; v_814 + ~n = [5; 5]; v_814 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [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]}, }}} [2019-02-14 16:42:36,388 WARN L628 ntHoareTripleChecker]: (and (= c_ULTIMATE.start_SelectionSort_~lh~4_primed 0) (not (<= 0 c_ULTIMATE.start_main_~i~7))) (assume !(main_~i~7 >= 0);havoc SelectionSort_#t~post1, SelectionSort_#t~post0, SelectionSort_~lh~4, SelectionSort_~rh~4, SelectionSort_~i~4, SelectionSort_~temp~4;havoc SelectionSort_~lh~4;havoc SelectionSort_~rh~4;havoc SelectionSort_~i~4;havoc SelectionSort_~temp~4;SelectionSort_~lh~4 := 0;) [2019-02-14 16:42:36,388 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-02-14 16:42:36,388 WARN L630 ntHoareTripleChecker]: -- [2019-02-14 16:42:36,547 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-02-14 16:42:36,548 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-02-14 16:42:36,548 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-02-14 16:42:36,549 WARN L223 ngHoareTripleChecker]: -- [2019-02-14 16:42:36,549 WARN L224 ngHoareTripleChecker]: Pre: {107#(forall ((v_idx_369 Int)) (and (<= (+ c_ULTIMATE.start_main_~i~7 1) c_ULTIMATE.start_SelectionSort_~lh~4) (or (< (+ v_idx_369 c_ULTIMATE.start_main_~i~7 1) 0) (<= (+ c_ULTIMATE.start_main_~i~7 6) v_idx_369) (= (+ (- c_ULTIMATE.start_main_~i~7) (- 1)) (select c_~array v_idx_369))) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 4) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (+ c_ULTIMATE.start_main_~i~7 6) c_~n) (<= 0 (+ c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_SelectionSort_~lh~4 1)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 4) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (+ (* 2 c_ULTIMATE.start_main_~i~7) 2) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_main_~i~7) 1) (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_main_~i~7)) (- 1)) (<= (+ c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_SelectionSort_~lh~4 1) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= 0 (+ (* 2 c_ULTIMATE.start_main_~i~7) 2)) (<= c_ULTIMATE.start_SelectionSort_~lh~4 (+ c_ULTIMATE.start_main_~i~7 1)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 6)) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 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) 1) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) (- 2)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5)))} [2019-02-14 16:42:36,549 WARN L228 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2019-02-14 16:42:36,549 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) [2019-02-14 16:42:36,550 WARN L230 ngHoareTripleChecker]: Post: {108#false} [2019-02-14 16:42:36,550 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-02-14 16:42:36,550 WARN L268 ngHoareTripleChecker]: -- [2019-02-14 16:42:36,551 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-02-14 16:42:36,618 WARN L270 ngHoareTripleChecker]: Pre: {107#(and (<= (+ ULTIMATE.start_main_~i~7 1) ULTIMATE.start_SelectionSort_~lh~4) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ~n) (- 5)) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 4) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= (+ ULTIMATE.start_main_~i~7 6) ~n) (<= 0 (+ ULTIMATE.start_main_~i~7 ULTIMATE.start_SelectionSort_~lh~4 1)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 4) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (+ (* 2 ULTIMATE.start_main_~i~7) 2) 0) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_main_~i~7) 1) (<= (- ~n (- ~n)) 10) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_main_~i~7)) (- 1)) (<= (+ ULTIMATE.start_main_~i~7 ULTIMATE.start_SelectionSort_~lh~4 1) 0) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~lh~4) 0) (<= 0 (+ (* 2 ULTIMATE.start_main_~i~7) 2)) (<= ULTIMATE.start_SelectionSort_~lh~4 (+ ULTIMATE.start_main_~i~7 1)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 6)) (forall ((v_idx_369 Int)) (or (< (+ v_idx_369 ULTIMATE.start_main_~i~7 1) 0) (<= (+ ULTIMATE.start_main_~i~7 6) v_idx_369) (= (+ (- ULTIMATE.start_main_~i~7) (- 1)) (select ~array v_idx_369)))) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ULTIMATE.start_main_~i~7)) (- 1)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_main_~i~7) 1) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) (- 2)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-02-14 16:42:36,619 WARN L274 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1; [2019-02-14 16:42:36,619 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) [2019-02-14 16:42:36,622 WARN L276 ngHoareTripleChecker]: Post: {108#false} [2019-02-14 16:42:36,622 WARN L620 ntHoareTripleChecker]: -- [2019-02-14 16:42:36,622 WARN L621 ntHoareTripleChecker]: Abstract states [2019-02-14 16:42:36,623 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1118 [inf_0], [old(~array)] -> [-inf_0] v_1119 [inf_0], [~array] -> [-inf_0] v_813 [b_52] v_814 [b_53] v_815 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; -1]; b_52 = [0; 0]; v_814 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 15 vars top, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ULTIMATE.start_main_~i~7 = [-1; -1]; ULTIMATE.start_SelectionSort_~lh~4 - ULTIMATE.start_main_~i~7 = [1; 1]; ULTIMATE.start_main_~i~7 + b_52 = [-1; -1]; ULTIMATE.start_main_~i~7 - b_52 = [-1; -1]; ULTIMATE.start_SelectionSort_~lh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_52 = [0; 0]; ULTIMATE.start_main_~i~7 + v_814 = [-1; -1]; ULTIMATE.start_main_~i~7 - v_814 = [-1; -1]; b_52 + v_814 = [0; 0]; b_52 - v_814 = [0; 0]; b_53 + v_814 = [5; 5]; b_53 - v_814 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 + v_814 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_814 = [0; 0]; ULTIMATE.start_main_~i~7 + ~n = [4; 4]; ULTIMATE.start_main_~i~7 - ~n = [-6; -6]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; v_814 + ~n = [5; 5]; v_814 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + b_53 = [4; 4]; ULTIMATE.start_main_~i~7 - b_53 = [-6; -6]; 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]}, }}} [2019-02-14 16:42:36,623 WARN L628 ntHoareTripleChecker]: (and (< c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~lh~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1))) (assume !!(SelectionSort_~lh~4 < ~n);SelectionSort_~rh~4 := SelectionSort_~lh~4;SelectionSort_~i~4 := SelectionSort_~lh~4 + 1;) [2019-02-14 16:42:36,624 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-02-14 16:42:36,624 WARN L630 ntHoareTripleChecker]: -- [2019-02-14 16:42:36,850 WARN L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-02-14 16:42:36,850 WARN L217 ngHoareTripleChecker]: Expected: UNKNOWN Actual: INVALID [2019-02-14 16:42:36,851 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-02-14 16:42:36,852 WARN L223 ngHoareTripleChecker]: -- [2019-02-14 16:42:36,852 WARN L224 ngHoareTripleChecker]: Pre: {112#(forall ((v_idx_374 Int)) (and (<= (+ c_ULTIMATE.start_main_~i~7 1) c_ULTIMATE.start_SelectionSort_~lh~4) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 4) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (+ c_ULTIMATE.start_main_~i~7 6) c_~n) (<= 0 (+ c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_SelectionSort_~lh~4 1)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 4) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (+ (* 2 c_ULTIMATE.start_main_~i~7) 2) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_main_~i~7) 1) (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_main_~i~7)) (- 1)) (<= (+ c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_SelectionSort_~lh~4 1) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= 0 (+ (* 2 c_ULTIMATE.start_main_~i~7) 2)) (<= c_ULTIMATE.start_SelectionSort_~lh~4 (+ c_ULTIMATE.start_main_~i~7 1)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 6)) (or (<= (+ c_ULTIMATE.start_main_~i~7 6) v_idx_374) (= (select c_~array v_idx_374) (+ (- c_ULTIMATE.start_main_~i~7) (- 1))) (< (+ c_ULTIMATE.start_main_~i~7 v_idx_374 1) 0)) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 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) 1) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) (- 2)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5)))} [2019-02-14 16:42:36,852 WARN L228 ngHoareTripleChecker]: Action: assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0; [2019-02-14 16:42:36,852 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~temp~4_primed (select c_~array c_ULTIMATE.start_SelectionSort_~lh~4)) (not (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n)) (= c_ULTIMATE.start_SelectionSort_~lh~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1)) (= (store (store c_~array c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~temp~4_primed) c_~array_primed)) [2019-02-14 16:42:36,853 WARN L230 ngHoareTripleChecker]: Post: {113#false} [2019-02-14 16:42:36,853 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-02-14 16:42:36,853 WARN L268 ngHoareTripleChecker]: -- [2019-02-14 16:42:36,854 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-02-14 16:42:36,904 WARN L270 ngHoareTripleChecker]: Pre: {112#(and (<= (+ ULTIMATE.start_main_~i~7 1) ULTIMATE.start_SelectionSort_~lh~4) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ~n) (- 5)) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 4) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= (+ ULTIMATE.start_main_~i~7 6) ~n) (<= 0 (+ ULTIMATE.start_main_~i~7 ULTIMATE.start_SelectionSort_~lh~4 1)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 4) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (+ (* 2 ULTIMATE.start_main_~i~7) 2) 0) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_main_~i~7) 1) (forall ((v_idx_374 Int)) (or (<= (+ ULTIMATE.start_main_~i~7 6) v_idx_374) (= (select ~array v_idx_374) (+ (- ULTIMATE.start_main_~i~7) (- 1))) (< (+ ULTIMATE.start_main_~i~7 v_idx_374 1) 0))) (<= (- ~n (- ~n)) 10) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_main_~i~7)) (- 1)) (<= (+ ULTIMATE.start_main_~i~7 ULTIMATE.start_SelectionSort_~lh~4 1) 0) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~lh~4) 0) (<= 0 (+ (* 2 ULTIMATE.start_main_~i~7) 2)) (<= ULTIMATE.start_SelectionSort_~lh~4 (+ ULTIMATE.start_main_~i~7 1)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 6)) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ULTIMATE.start_main_~i~7)) (- 1)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_main_~i~7) 1) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) (- 2)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-02-14 16:42:36,905 WARN L274 ngHoareTripleChecker]: Action: assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0; [2019-02-14 16:42:36,905 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~temp~4_primed (select c_~array c_ULTIMATE.start_SelectionSort_~lh~4)) (not (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n)) (= c_ULTIMATE.start_SelectionSort_~lh~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1)) (= (store (store c_~array c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~temp~4_primed) c_~array_primed)) [2019-02-14 16:42:36,906 WARN L276 ngHoareTripleChecker]: Post: {113#false} [2019-02-14 16:42:36,906 WARN L620 ntHoareTripleChecker]: -- [2019-02-14 16:42:36,906 WARN L621 ntHoareTripleChecker]: Abstract states [2019-02-14 16:42:36,907 WARN L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1120 [inf_0], [old(~array)] -> [-inf_0] v_1121 [inf_0], [~array] -> [-inf_0] v_813 [b_52] v_814 [b_53] v_815 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; -1]; b_52 = [0; 0]; v_814 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 15 vars top, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ULTIMATE.start_main_~i~7 = [-1; -1]; ULTIMATE.start_SelectionSort_~lh~4 - ULTIMATE.start_main_~i~7 = [1; 1]; ULTIMATE.start_main_~i~7 + b_52 = [-1; -1]; ULTIMATE.start_main_~i~7 - b_52 = [-1; -1]; ULTIMATE.start_SelectionSort_~lh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_52 = [0; 0]; ULTIMATE.start_main_~i~7 + v_814 = [-1; -1]; ULTIMATE.start_main_~i~7 - v_814 = [-1; -1]; b_52 + v_814 = [0; 0]; b_52 - v_814 = [0; 0]; b_53 + v_814 = [5; 5]; b_53 - v_814 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 + v_814 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_814 = [0; 0]; ULTIMATE.start_main_~i~7 + ~n = [4; 4]; ULTIMATE.start_main_~i~7 - ~n = [-6; -6]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; v_814 + ~n = [5; 5]; v_814 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + b_53 = [4; 4]; ULTIMATE.start_main_~i~7 - b_53 = [-6; -6]; 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]}, }}} [2019-02-14 16:42:36,907 WARN L628 ntHoareTripleChecker]: (and (= c_ULTIMATE.start_SelectionSort_~temp~4_primed (select c_~array c_ULTIMATE.start_SelectionSort_~lh~4)) (not (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n)) (= c_ULTIMATE.start_SelectionSort_~lh~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1)) (= (store (store c_~array c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~temp~4_primed) c_~array_primed)) (assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0;) [2019-02-14 16:42:36,907 WARN L629 ntHoareTripleChecker]: Post: {#1{Arrays: {}, Substate: false}} [2019-02-14 16:42:36,907 WARN L630 ntHoareTripleChecker]: -- [2019-02-14 16:42:37,770 FATAL L214 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2019-02-14 16:42:37,770 FATAL L217 ngHoareTripleChecker]: Expected: VALID Actual: INVALID [2019-02-14 16:42:37,771 FATAL L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-02-14 16:42:37,772 FATAL L223 ngHoareTripleChecker]: -- [2019-02-14 16:42:37,772 FATAL L224 ngHoareTripleChecker]: Pre: {116#(forall ((v_idx_405 Int)) (and (<= (+ c_ULTIMATE.start_main_~i~7 1) c_ULTIMATE.start_SelectionSort_~lh~4) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- c_~n) c_~n) (- 10)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_~n) (- 5)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 4) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 c_~n) (- 5)) (<= (+ c_ULTIMATE.start_main_~i~7 6) c_~n) (<= 0 (+ c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_SelectionSort_~lh~4 1)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 4) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (<= (+ (* 2 c_ULTIMATE.start_main_~i~7) 2) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_main_~i~7) 1) (<= (- c_~n (- c_~n)) 10) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_ULTIMATE.start_main_~i~7)) (- 1)) (<= (+ c_ULTIMATE.start_main_~i~7 c_ULTIMATE.start_SelectionSort_~lh~4 1) 0) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) c_ULTIMATE.start_SelectionSort_~lh~4) 0) (<= 0 (+ (* 2 c_ULTIMATE.start_main_~i~7) 2)) (<= c_ULTIMATE.start_SelectionSort_~lh~4 (+ c_ULTIMATE.start_main_~i~7 1)) (<= (- c_ULTIMATE.start_SelectionSort_~lh~4 (- c_~n)) 5) (or (< (+ v_idx_405 c_ULTIMATE.start_main_~i~7 1) 0) (<= (+ c_ULTIMATE.start_main_~i~7 6) v_idx_405) (= (+ (- c_ULTIMATE.start_main_~i~7) (- 1)) (select c_~array v_idx_405))) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 6)) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 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) 1) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) (- 2)) (<= (- (- c_ULTIMATE.start_SelectionSort_~lh~4) (- c_~n)) 5)))} [2019-02-14 16:42:37,772 FATAL L228 ngHoareTripleChecker]: Action: assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0; [2019-02-14 16:42:37,772 FATAL L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~temp~4_primed (select c_~array c_ULTIMATE.start_SelectionSort_~lh~4)) (not (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n)) (= c_ULTIMATE.start_SelectionSort_~lh~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1)) (= (store (store c_~array c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~temp~4_primed) c_~array_primed)) [2019-02-14 16:42:37,772 FATAL L230 ngHoareTripleChecker]: Post: {117#(forall ((v_idx_409 Int)) (and (<= 10 (* 2 c_~n)) (<= (- c_~n (- c_~n)) 10) (<= (+ c_ULTIMATE.start_main_~i~7 1) c_~n) (<= (- (- c_ULTIMATE.start_main_~i~7) c_ULTIMATE.start_main_~i~7) 2) (<= (- (- c_~n) c_~n) (- 10)) (<= (- c_ULTIMATE.start_main_~i~7 c_~n) (- 1)) (<= 4 (+ c_ULTIMATE.start_main_~i~7 c_~n)) (<= (* 2 c_~n) 10) (<= c_~n (+ c_ULTIMATE.start_main_~i~7 6)) (<= (+ c_ULTIMATE.start_main_~i~7 c_~n) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_~n)) 9) (<= (- c_ULTIMATE.start_main_~i~7 (- c_ULTIMATE.start_main_~i~7)) 8) (<= (- (- c_ULTIMATE.start_main_~i~7) c_~n) (- 4)) (<= (- (- c_ULTIMATE.start_main_~i~7) (- c_~n)) 6) (or (= (+ c_~n (- 5)) (select c_~array v_idx_409)) (< (+ v_idx_409 5) c_~n) (<= 10 (+ v_idx_409 c_~n)))))} [2019-02-14 16:42:37,773 FATAL L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-02-14 16:42:37,773 FATAL L268 ngHoareTripleChecker]: -- [2019-02-14 16:42:37,773 FATAL L269 ngHoareTripleChecker]: Simplified triple [2019-02-14 16:42:37,820 FATAL L270 ngHoareTripleChecker]: Pre: {116#(and (<= (+ ULTIMATE.start_main_~i~7 1) ULTIMATE.start_SelectionSort_~lh~4) (forall ((v_idx_405 Int)) (or (< (+ v_idx_405 ULTIMATE.start_main_~i~7 1) 0) (<= (+ ULTIMATE.start_main_~i~7 6) v_idx_405) (= (+ (- ULTIMATE.start_main_~i~7) (- 1)) (select ~array v_idx_405)))) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_SelectionSort_~lh~4)) 0) (<= (- (- ~n) ~n) (- 10)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ~n) (- 5)) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 4) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ~n) (- 5)) (<= (+ ULTIMATE.start_main_~i~7 6) ~n) (<= 0 (+ ULTIMATE.start_main_~i~7 ULTIMATE.start_SelectionSort_~lh~4 1)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 4) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (<= (+ (* 2 ULTIMATE.start_main_~i~7) 2) 0) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_main_~i~7) 1) (<= (- ~n (- ~n)) 10) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ULTIMATE.start_main_~i~7)) (- 1)) (<= (+ ULTIMATE.start_main_~i~7 ULTIMATE.start_SelectionSort_~lh~4 1) 0) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) ULTIMATE.start_SelectionSort_~lh~4) 0) (<= 0 (+ (* 2 ULTIMATE.start_main_~i~7) 2)) (<= ULTIMATE.start_SelectionSort_~lh~4 (+ ULTIMATE.start_main_~i~7 1)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 (- ~n)) 5) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 6)) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ULTIMATE.start_main_~i~7)) (- 1)) (<= (- ULTIMATE.start_SelectionSort_~lh~4 ULTIMATE.start_main_~i~7) 1) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) (- 2)) (<= (- (- ULTIMATE.start_SelectionSort_~lh~4) (- ~n)) 5))} [2019-02-14 16:42:37,820 FATAL L274 ngHoareTripleChecker]: Action: assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0; [2019-02-14 16:42:37,820 FATAL L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_ULTIMATE.start_SelectionSort_~temp~4_primed (select c_~array c_ULTIMATE.start_SelectionSort_~lh~4)) (not (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n)) (= c_ULTIMATE.start_SelectionSort_~lh~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1)) (= (store (store c_~array c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~temp~4_primed) c_~array_primed)) [2019-02-14 16:42:37,842 FATAL L276 ngHoareTripleChecker]: Post: {117#(and (<= 10 (* 2 ~n)) (<= (- ~n (- ~n)) 10) (<= (+ ULTIMATE.start_main_~i~7 1) ~n) (<= (- (- ULTIMATE.start_main_~i~7) ULTIMATE.start_main_~i~7) 2) (<= (- (- ~n) ~n) (- 10)) (<= (- ULTIMATE.start_main_~i~7 ~n) (- 1)) (<= 4 (+ ULTIMATE.start_main_~i~7 ~n)) (<= (* 2 ~n) 10) (<= ~n (+ ULTIMATE.start_main_~i~7 6)) (<= (+ ULTIMATE.start_main_~i~7 ~n) 9) (<= (- ULTIMATE.start_main_~i~7 (- ~n)) 9) (<= (- ULTIMATE.start_main_~i~7 (- ULTIMATE.start_main_~i~7)) 8) (<= (- (- ULTIMATE.start_main_~i~7) ~n) (- 4)) (<= (- (- ULTIMATE.start_main_~i~7) (- ~n)) 6) (forall ((v_idx_409 Int)) (or (= (+ ~n (- 5)) (select ~array v_idx_409)) (< (+ v_idx_409 5) ~n) (<= 10 (+ v_idx_409 ~n)))))} [2019-02-14 16:42:37,843 FATAL L620 ntHoareTripleChecker]: -- [2019-02-14 16:42:37,843 FATAL L621 ntHoareTripleChecker]: Abstract states [2019-02-14 16:42:37,844 FATAL L623 ntHoareTripleChecker]: PreS: {#1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_1142 [inf_0], [old(~array)] -> [-inf_0] v_1143 [inf_0], [~array] -> [-inf_0] v_813 [b_52] v_814 [b_53] v_815 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; -1]; b_52 = [0; 0]; v_814 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 = [0; 0]}, 15 vars top, relations: {ULTIMATE.start_SelectionSort_~lh~4 + ULTIMATE.start_main_~i~7 = [-1; -1]; ULTIMATE.start_SelectionSort_~lh~4 - ULTIMATE.start_main_~i~7 = [1; 1]; ULTIMATE.start_main_~i~7 + b_52 = [-1; -1]; ULTIMATE.start_main_~i~7 - b_52 = [-1; -1]; ULTIMATE.start_SelectionSort_~lh~4 + b_52 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - b_52 = [0; 0]; ULTIMATE.start_main_~i~7 + v_814 = [-1; -1]; ULTIMATE.start_main_~i~7 - v_814 = [-1; -1]; b_52 + v_814 = [0; 0]; b_52 - v_814 = [0; 0]; b_53 + v_814 = [5; 5]; b_53 - v_814 = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 + v_814 = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 - v_814 = [0; 0]; ULTIMATE.start_main_~i~7 + ~n = [4; 4]; ULTIMATE.start_main_~i~7 - ~n = [-6; -6]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; v_814 + ~n = [5; 5]; v_814 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [0; 0]; ULTIMATE.start_SelectionSort_~lh~4 + ~n = [5; 5]; ULTIMATE.start_SelectionSort_~lh~4 - ~n = [-5; -5]; ULTIMATE.start_main_~i~7 + b_53 = [4; 4]; ULTIMATE.start_main_~i~7 - b_53 = [-6; -6]; 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]}, }}} [2019-02-14 16:42:37,844 FATAL L628 ntHoareTripleChecker]: (and (= c_ULTIMATE.start_SelectionSort_~temp~4_primed (select c_~array c_ULTIMATE.start_SelectionSort_~lh~4)) (not (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n)) (= c_ULTIMATE.start_SelectionSort_~lh~4_primed (+ c_ULTIMATE.start_SelectionSort_~lh~4 1)) (= (store (store c_~array c_ULTIMATE.start_SelectionSort_~lh~4 (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) c_ULTIMATE.start_SelectionSort_~rh~4 c_ULTIMATE.start_SelectionSort_~temp~4_primed) c_~array_primed)) (assume !(SelectionSort_~i~4 < ~n);SelectionSort_~temp~4 := ~array[SelectionSort_~lh~4];~array := ~array[SelectionSort_~lh~4 := ~array[SelectionSort_~rh~4]];~array := ~array[SelectionSort_~rh~4 := SelectionSort_~temp~4];SelectionSort_#t~post0 := SelectionSort_~lh~4;SelectionSort_~lh~4 := SelectionSort_#t~post0 + 1;havoc SelectionSort_#t~post0;) [2019-02-14 16:42:37,845 FATAL L629 ntHoareTripleChecker]: Post: {#1{Arrays: {[~array] -> [-inf_0] v_813 [b_52] v_814 [b_53] v_815 [inf_0], }, Substate: {ints: {ULTIMATE.start_main_~i~7 = [-1; 4]; b_52 = [0; 0]; v_814 = [0; 0]; ~n = [5; 5]; b_53 = [5; 5]}, 14 vars top, relations: {ULTIMATE.start_main_~i~7 + b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 - b_52 = [-1; 4]; ULTIMATE.start_main_~i~7 + v_814 = [-1; 4]; ULTIMATE.start_main_~i~7 - v_814 = [-1; 4]; b_52 + v_814 = [0; 0]; b_52 - v_814 = [0; 0]; b_53 + v_814 = [5; 5]; b_53 - v_814 = [5; 5]; ULTIMATE.start_main_~i~7 + ~n = [4; 9]; ULTIMATE.start_main_~i~7 - ~n = [-6; -1]; b_52 + ~n = [5; 5]; b_52 - ~n = [-5; -5]; v_814 + ~n = [5; 5]; v_814 - ~n = [-5; -5]; b_53 + ~n = [10; 10]; b_53 - ~n = [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]}, }}} [2019-02-14 16:42:37,845 FATAL L630 ntHoareTripleChecker]: -- [2019-02-14 16:42:37,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-02-14 16:42:37,847 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Invalid AbsInt hoare triple check at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.AbsIntHoareTripleChecker.checkInternalAbsInt(AbsIntHoareTripleChecker.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.AbsIntHoareTripleChecker.checkInternal(AbsIntHoareTripleChecker.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:359) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.addOtherSuccessors(DeterministicInterpolantAutomaton.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:77) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-02-14 16:42:37,852 INFO L168 Benchmark]: Toolchain (without parser) took 335252.19 ms. Allocated memory was 134.7 MB in the beginning and 1.0 GB in the end (delta: 872.9 MB). Free memory was 105.5 MB in the beginning and 716.1 MB in the end (delta: -610.6 MB). Peak memory consumption was 262.3 MB. Max. memory is 7.1 GB. [2019-02-14 16:42:37,854 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 134.7 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-14 16:42:37,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.03 ms. Allocated memory is still 134.7 MB. Free memory was 105.3 MB in the beginning and 103.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-02-14 16:42:37,856 INFO L168 Benchmark]: Boogie Preprocessor took 22.34 ms. Allocated memory is still 134.7 MB. Free memory was 103.5 MB in the beginning and 102.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-02-14 16:42:37,857 INFO L168 Benchmark]: RCFGBuilder took 531.36 ms. Allocated memory is still 134.7 MB. Free memory was 102.4 MB in the beginning and 89.1 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2019-02-14 16:42:37,858 INFO L168 Benchmark]: TraceAbstraction took 334652.76 ms. Allocated memory was 134.7 MB in the beginning and 1.0 GB in the end (delta: 872.9 MB). Free memory was 88.9 MB in the beginning and 716.1 MB in the end (delta: -627.2 MB). Peak memory consumption was 245.7 MB. Max. memory is 7.1 GB. [2019-02-14 16:42:37,863 INFO L336 ainManager$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 0.25 ms. Allocated memory is still 134.7 MB. Free memory is still 106.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.03 ms. Allocated memory is still 134.7 MB. Free memory was 105.3 MB in the beginning and 103.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.34 ms. Allocated memory is still 134.7 MB. Free memory was 103.5 MB in the beginning and 102.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 531.36 ms. Allocated memory is still 134.7 MB. Free memory was 102.4 MB in the beginning and 89.1 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 334652.76 ms. Allocated memory was 134.7 MB in the beginning and 1.0 GB in the end (delta: 872.9 MB). Free memory was 88.9 MB in the beginning and 716.1 MB in the end (delta: -627.2 MB). Peak memory consumption was 245.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Invalid AbsInt hoare triple check de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Invalid AbsInt hoare triple check: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.AbsIntHoareTripleChecker.checkInternalAbsInt(AbsIntHoareTripleChecker.java:254) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...