java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug04-simplified03.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:06:04,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:06:04,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:06:04,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:06:04,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:06:04,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:06:04,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:06:04,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:06:04,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:06:04,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:06:04,172 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:06:04,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:06:04,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:06:04,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:06:04,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:06:04,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:06:04,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:06:04,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:06:04,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:06:04,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:06:04,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:06:04,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:06:04,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:06:04,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:06:04,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:06:04,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:06:04,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:06:04,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:06:04,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:06:04,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:06:04,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:06:04,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:06:04,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:06:04,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:06:04,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:06:04,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:06:04,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:06:04,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:06:04,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:06:04,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:06:04,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:06:04,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:06:04,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:06:04,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:06:04,278 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:06:04,279 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:06:04,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug04-simplified03.bpl [2019-08-05 11:06:04,280 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/ArrayQuantifierEliminationBug04-simplified03.bpl' [2019-08-05 11:06:04,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:06:04,327 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:06:04,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:06:04,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:06:04,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:06:04,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/1) ... [2019-08-05 11:06:04,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/1) ... [2019-08-05 11:06:04,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:06:04,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:06:04,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:06:04,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:06:04,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/1) ... [2019-08-05 11:06:04,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/1) ... [2019-08-05 11:06:04,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/1) ... [2019-08-05 11:06:04,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/1) ... [2019-08-05 11:06:04,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/1) ... [2019-08-05 11:06:04,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/1) ... [2019-08-05 11:06:04,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/1) ... [2019-08-05 11:06:04,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:06:04,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:06:04,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:06:04,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:06:04,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-05 11:06:04,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-05 11:06:04,474 INFO L130 BoogieDeclarations]: Found specification of procedure writePointer [2019-08-05 11:06:04,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:06:04,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:06:04,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-05 11:06:04,474 INFO L130 BoogieDeclarations]: Found specification of procedure readPointer [2019-08-05 11:06:04,474 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2019-08-05 11:06:04,766 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:06:04,766 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-05 11:06:04,768 INFO L202 PluginConnector]: Adding new model ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:06:04 BoogieIcfgContainer [2019-08-05 11:06:04,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:06:04,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:06:04,770 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:06:04,773 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:06:04,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:04" (1/2) ... [2019-08-05 11:06:04,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12f378f1 and model type ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:06:04, skipping insertion in model container [2019-08-05 11:06:04,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:06:04" (2/2) ... [2019-08-05 11:06:04,776 INFO L109 eAbstractionObserver]: Analyzing ICFG ArrayQuantifierEliminationBug04-simplified03.bpl [2019-08-05 11:06:04,802 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:06:04,817 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:06:04,847 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:06:04,884 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:06:04,885 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:06:04,885 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:06:04,885 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:06:04,886 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:06:04,886 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:06:04,886 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:06:04,886 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:06:04,886 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:06:04,901 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2019-08-05 11:06:04,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 11:06:04,910 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:06:04,911 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 11:06:04,913 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:06:04,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:06:04,920 INFO L82 PathProgramCache]: Analyzing trace with hash 1307, now seen corresponding path program 1 times [2019-08-05 11:06:04,978 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:06:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:06:05,054 WARN L254 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 16 conjunts are in the unsatisfiable core [2019-08-05 11:06:05,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:06:05,140 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memoryPointer_32|], 1=[|v_#memoryPointer_31|, |#memoryPointer|], 2=[|v_#memory_int_21|], 6=[|v_#valid_9|]} [2019-08-05 11:06:05,186 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-05 11:06:05,288 INFO L341 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2019-08-05 11:06:05,289 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 15 [2019-08-05 11:06:05,289 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-05 11:06:05,377 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:06:05,392 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-05 11:06:05,520 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2019-08-05 11:06:05,521 INFO L341 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2019-08-05 11:06:05,522 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 33 [2019-08-05 11:06:05,523 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 11:06:05,524 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 11:06:05,528 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-05 11:06:05,800 WARN L188 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2019-08-05 11:06:05,800 INFO L567 ElimStorePlain]: treesize reduction 24, result has 69.6 percent of original size [2019-08-05 11:06:05,828 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:06:05,828 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2019-08-05 11:06:05,830 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 11:06:05,830 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-05 11:06:05,907 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:06:05,907 INFO L464 ElimStorePlain]: Eliminatee |v_#memory_int_21| vanished before elimination [2019-08-05 11:06:06,048 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2019-08-05 11:06:06,049 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:06:06,050 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 43 [2019-08-05 11:06:06,051 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-05 11:06:06,081 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:06:06,082 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-05 11:06:06,083 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 11 variables, input treesize:60, output treesize:3 [2019-08-05 11:06:06,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 11:06:06,098 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:06:06,098 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 11:06:06,102 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 11:06:06,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 11:06:06,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 11:06:06,115 INFO L87 Difference]: Start difference. First operand 4 states. Second operand 3 states. [2019-08-05 11:06:06,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:06:06,150 INFO L93 Difference]: Finished difference Result 3 states and 2 transitions. [2019-08-05 11:06:06,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 11:06:06,152 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-08-05 11:06:06,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:06:06,159 INFO L225 Difference]: With dead ends: 3 [2019-08-05 11:06:06,160 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 11:06:06,161 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 11:06:06,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 11:06:06,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 11:06:06,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 11:06:06,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 11:06:06,193 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2 [2019-08-05 11:06:06,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:06:06,194 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 11:06:06,194 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 11:06:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 11:06:06,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 11:06:06,199 INFO L202 PluginConnector]: Adding new model ArrayQuantifierEliminationBug04-simplified03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:06:06 BoogieIcfgContainer [2019-08-05 11:06:06,200 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:06:06,202 INFO L168 Benchmark]: Toolchain (without parser) took 1875.29 ms. Allocated memory was 141.0 MB in the beginning and 177.2 MB in the end (delta: 36.2 MB). Free memory was 110.2 MB in the beginning and 130.5 MB in the end (delta: -20.3 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:06:06,203 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:06:06,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.15 ms. Allocated memory is still 141.0 MB. Free memory was 110.2 MB in the beginning and 108.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:06:06,205 INFO L168 Benchmark]: Boogie Preprocessor took 23.33 ms. Allocated memory is still 141.0 MB. Free memory was 108.1 MB in the beginning and 106.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:06:06,207 INFO L168 Benchmark]: RCFGBuilder took 365.45 ms. Allocated memory is still 141.0 MB. Free memory was 106.7 MB in the beginning and 92.8 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:06:06,208 INFO L168 Benchmark]: TraceAbstraction took 1430.80 ms. Allocated memory was 141.0 MB in the beginning and 177.2 MB in the end (delta: 36.2 MB). Free memory was 92.4 MB in the beginning and 130.5 MB in the end (delta: -38.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:06:06,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 51.15 ms. Allocated memory is still 141.0 MB. Free memory was 110.2 MB in the beginning and 108.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.33 ms. Allocated memory is still 141.0 MB. Free memory was 108.1 MB in the beginning and 106.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 365.45 ms. Allocated memory is still 141.0 MB. Free memory was 106.7 MB in the beginning and 92.8 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1430.80 ms. Allocated memory was 141.0 MB in the beginning and 177.2 MB in the end (delta: 36.2 MB). Free memory was 92.4 MB in the beginning and 130.5 MB in the end (delta: -38.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 24]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4 locations, 1 error locations. SAFE Result, 1.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 12 NumberOfNonLiveVariables, 21 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...