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/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:03:25,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:03:25,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:03:25,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:03:25,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:03:25,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:03:25,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:03:25,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:03:25,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:03:25,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:03:25,327 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:03:25,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:03:25,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:03:25,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:03:25,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:03:25,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:03:25,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:03:25,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:03:25,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:03:25,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:03:25,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:03:25,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:03:25,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:03:25,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:03:25,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:03:25,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:03:25,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:03:25,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:03:25,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:03:25,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:03:25,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:03:25,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:03:25,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:03:25,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:03:25,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:03:25,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:03:25,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:03:25,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:03:25,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:03:25,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:03:25,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:03:25,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:03:25,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:03:25,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:03:25,429 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:03:25,430 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:03:25,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl [2019-08-05 11:03:25,430 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl' [2019-08-05 11:03:25,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:03:25,488 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:03:25,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:03:25,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:03:25,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:03:25,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/1) ... [2019-08-05 11:03:25,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/1) ... [2019-08-05 11:03:25,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:03:25,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:03:25,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:03:25,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:03:25,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/1) ... [2019-08-05 11:03:25,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/1) ... [2019-08-05 11:03:25,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/1) ... [2019-08-05 11:03:25,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/1) ... [2019-08-05 11:03:25,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/1) ... [2019-08-05 11:03:25,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/1) ... [2019-08-05 11:03:25,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/1) ... [2019-08-05 11:03:25,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:03:25,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:03:25,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:03:25,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:03:25,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (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 11:03:25,675 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:03:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:03:25,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:03:26,049 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:03:26,050 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:03:26,051 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:03:26 BoogieIcfgContainer [2019-08-05 11:03:26,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:03:26,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:03:26,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:03:26,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:03:26,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:25" (1/2) ... [2019-08-05 11:03:26,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c0258a and model type sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:03:26, skipping insertion in model container [2019-08-05 11:03:26,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:03:26" (2/2) ... [2019-08-05 11:03:26,060 INFO L109 eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl [2019-08-05 11:03:26,070 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:03:26,078 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:03:26,111 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:03:26,182 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:03:26,186 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:03:26,186 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:03:26,186 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:03:26,187 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:03:26,187 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:03:26,187 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:03:26,189 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:03:26,194 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:03:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-08-05 11:03:26,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 11:03:26,229 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:03:26,232 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 11:03:26,235 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:03:26,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:03:26,242 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2019-08-05 11:03:26,296 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:03:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:03:26,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 22 conjunts are in the unsatisfiable core [2019-08-05 11:03:26,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:03:26,495 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-05 11:03:26,495 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-05 11:03:26,542 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:03:26,543 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-05 11:03:26,543 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:11 [2019-08-05 11:03:26,598 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 11:03:26,601 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:03:26,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 11:03:26,604 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 11:03:26,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 11:03:26,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 11:03:26,619 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2019-08-05 11:03:26,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:03:26,680 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2019-08-05 11:03:26,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 11:03:26,683 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-08-05 11:03:26,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:03:26,693 INFO L225 Difference]: With dead ends: 7 [2019-08-05 11:03:26,693 INFO L226 Difference]: Without dead ends: 7 [2019-08-05 11:03:26,696 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 11:03:26,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-08-05 11:03:26,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-08-05 11:03:26,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-08-05 11:03:26,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-08-05 11:03:26,729 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2019-08-05 11:03:26,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:03:26,730 INFO L475 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-08-05 11:03:26,730 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 11:03:26,730 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-08-05 11:03:26,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-08-05 11:03:26,731 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:03:26,731 INFO L399 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-08-05 11:03:26,731 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:03:26,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:03:26,732 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2019-08-05 11:03:26,733 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:03:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:03:26,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 30 conjunts are in the unsatisfiable core [2019-08-05 11:03:26,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:03:27,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 11:03:27,013 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 11:03:27,013 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2019-08-05 11:03:27,015 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 11:03:27,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 11:03:27,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:03:27,016 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 4 states. [2019-08-05 11:03:27,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:03:27,160 INFO L93 Difference]: Finished difference Result 5 states and 5 transitions. [2019-08-05 11:03:27,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 11:03:27,160 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-08-05 11:03:27,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:03:27,161 INFO L225 Difference]: With dead ends: 5 [2019-08-05 11:03:27,161 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 11:03:27,162 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-08-05 11:03:27,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 11:03:27,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 11:03:27,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 11:03:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 11:03:27,164 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2019-08-05 11:03:27,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:03:27,164 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 11:03:27,164 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 11:03:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 11:03:27,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 11:03:27,169 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_27.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:03:27 BoogieIcfgContainer [2019-08-05 11:03:27,169 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:03:27,171 INFO L168 Benchmark]: Toolchain (without parser) took 1683.07 ms. Allocated memory was 141.0 MB in the beginning and 177.2 MB in the end (delta: 36.2 MB). Free memory was 110.0 MB in the beginning and 137.8 MB in the end (delta: -27.8 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:03:27,172 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 141.0 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:03:27,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.81 ms. Allocated memory is still 141.0 MB. Free memory was 109.8 MB in the beginning and 108.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:03:27,174 INFO L168 Benchmark]: Boogie Preprocessor took 56.13 ms. Allocated memory is still 141.0 MB. Free memory was 108.0 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 11:03:27,175 INFO L168 Benchmark]: RCFGBuilder took 455.41 ms. Allocated memory is still 141.0 MB. Free memory was 106.5 MB in the beginning and 90.8 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:03:27,176 INFO L168 Benchmark]: TraceAbstraction took 1116.08 ms. Allocated memory was 141.0 MB in the beginning and 177.2 MB in the end (delta: 36.2 MB). Free memory was 90.4 MB in the beginning and 137.8 MB in the end (delta: -47.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:03:27,184 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 0.15 ms. Allocated memory is still 141.0 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.81 ms. Allocated memory is still 141.0 MB. Free memory was 109.8 MB in the beginning and 108.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.13 ms. Allocated memory is still 141.0 MB. Free memory was 108.0 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 455.41 ms. Allocated memory is still 141.0 MB. Free memory was 106.5 MB in the beginning and 90.8 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1116.08 ms. Allocated memory was 141.0 MB in the beginning and 177.2 MB in the end (delta: 36.2 MB). Free memory was 90.4 MB in the beginning and 137.8 MB in the end (delta: -47.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: 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, 6 locations, 1 error locations. SAFE Result, 1.0s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6 SDtfs, 0 SDslu, 3 SDs, 0 SdLazy, 5 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 294 SizeOfPredicates, 36 NumberOfNonLiveVariables, 256 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...