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_29.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:03:36,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:03:36,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:03:37,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:03:37,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:03:37,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:03:37,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:03:37,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:03:37,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:03:37,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:03:37,028 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:03:37,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:03:37,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:03:37,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:03:37,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:03:37,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:03:37,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:03:37,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:03:37,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:03:37,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:03:37,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:03:37,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:03:37,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:03:37,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:03:37,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:03:37,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:03:37,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:03:37,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:03:37,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:03:37,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:03:37,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:03:37,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:03:37,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:03:37,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:03:37,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:03:37,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:03:37,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:03:37,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:03:37,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:03:37,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:03:37,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:03:37,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:03:37,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:03:37,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:03:37,148 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:03:37,149 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:03:37,149 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl [2019-08-05 11:03:37,150 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl' [2019-08-05 11:03:37,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:03:37,219 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:03:37,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:03:37,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:03:37,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:03:37,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/1) ... [2019-08-05 11:03:37,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/1) ... [2019-08-05 11:03:37,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:03:37,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:03:37,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:03:37,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:03:37,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/1) ... [2019-08-05 11:03:37,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/1) ... [2019-08-05 11:03:37,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/1) ... [2019-08-05 11:03:37,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/1) ... [2019-08-05 11:03:37,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/1) ... [2019-08-05 11:03:37,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/1) ... [2019-08-05 11:03:37,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/1) ... [2019-08-05 11:03:37,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:03:37,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:03:37,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:03:37,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:03:37,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (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 11:03:37,365 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:03:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:03:37,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:03:37,839 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:03:37,840 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:03:37,841 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:03:37 BoogieIcfgContainer [2019-08-05 11:03:37,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:03:37,843 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:03:37,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:03:37,846 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:03:37,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:03:37" (1/2) ... [2019-08-05 11:03:37,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@385941df and model type sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:03:37, skipping insertion in model container [2019-08-05 11:03:37,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:03:37" (2/2) ... [2019-08-05 11:03:37,849 INFO L109 eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl [2019-08-05 11:03:37,859 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:03:37,867 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:03:37,884 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:03:37,911 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:03:37,912 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:03:37,912 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:03:37,913 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:03:37,913 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:03:37,913 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:03:37,913 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:03:37,913 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:03:37,914 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:03:37,926 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-08-05 11:03:37,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 11:03:37,935 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:03:37,939 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 11:03:37,941 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:03:37,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:03:37,954 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2019-08-05 11:03:38,001 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:03:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:03:38,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 17 conjunts are in the unsatisfiable core [2019-08-05 11:03:38,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:03:38,293 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 11:03:38,296 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:03:38,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-08-05 11:03:38,300 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 11:03:38,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 11:03:38,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:03:38,313 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2019-08-05 11:03:38,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:03:38,449 INFO L93 Difference]: Finished difference Result 8 states and 8 transitions. [2019-08-05 11:03:38,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-08-05 11:03:38,451 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2019-08-05 11:03:38,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:03:38,461 INFO L225 Difference]: With dead ends: 8 [2019-08-05 11:03:38,461 INFO L226 Difference]: Without dead ends: 8 [2019-08-05 11:03:38,463 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-08-05 11:03:38,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2019-08-05 11:03:38,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2019-08-05 11:03:38,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-08-05 11:03:38,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-08-05 11:03:38,497 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2019-08-05 11:03:38,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:03:38,497 INFO L475 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-08-05 11:03:38,498 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 11:03:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-08-05 11:03:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-08-05 11:03:38,498 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:03:38,499 INFO L399 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-08-05 11:03:38,499 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:03:38,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:03:38,500 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2019-08-05 11:03:38,501 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:03:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:03:38,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 18 conjunts are in the unsatisfiable core [2019-08-05 11:03:38,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:03:38,673 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 13 treesize of output 9 [2019-08-05 11:03:38,673 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-05 11:03:38,701 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:03:38,702 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-05 11:03:38,702 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2019-08-05 11:03:38,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 11:03:38,839 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:03:38,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-08-05 11:03:38,842 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 11:03:38,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 11:03:38,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:03:38,843 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 4 states. [2019-08-05 11:03:38,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:03:38,972 INFO L93 Difference]: Finished difference Result 3 states and 2 transitions. [2019-08-05 11:03:38,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 11:03:38,973 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-08-05 11:03:38,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:03:38,973 INFO L225 Difference]: With dead ends: 3 [2019-08-05 11:03:38,973 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 11:03:38,975 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 11:03:38,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 11:03:38,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 11:03:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 11:03:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 11:03:38,976 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2019-08-05 11:03:38,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:03:38,977 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 11:03:38,977 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 11:03:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 11:03:38,980 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 11:03:38,985 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_29.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:03:38 BoogieIcfgContainer [2019-08-05 11:03:38,986 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:03:38,989 INFO L168 Benchmark]: Toolchain (without parser) took 1767.99 ms. Allocated memory was 134.7 MB in the beginning and 169.9 MB in the end (delta: 35.1 MB). Free memory was 110.3 MB in the beginning and 134.8 MB in the end (delta: -24.5 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:03:38,990 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 112.2 MB in the beginning and 112.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 11:03:38,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.15 ms. Allocated memory is still 134.7 MB. Free memory was 110.1 MB in the beginning and 108.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:03:38,992 INFO L168 Benchmark]: Boogie Preprocessor took 34.76 ms. Allocated memory is still 134.7 MB. Free memory was 108.3 MB in the beginning and 107.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:03:38,994 INFO L168 Benchmark]: RCFGBuilder took 531.72 ms. Allocated memory is still 134.7 MB. Free memory was 107.0 MB in the beginning and 90.4 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:03:38,996 INFO L168 Benchmark]: TraceAbstraction took 1143.03 ms. Allocated memory was 134.7 MB in the beginning and 169.9 MB in the end (delta: 35.1 MB). Free memory was 90.2 MB in the beginning and 134.8 MB in the end (delta: -44.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:03:39,005 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 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 112.2 MB in the beginning and 112.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 54.15 ms. Allocated memory is still 134.7 MB. Free memory was 110.1 MB in the beginning and 108.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.76 ms. Allocated memory is still 134.7 MB. Free memory was 108.3 MB in the beginning and 107.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 531.72 ms. Allocated memory is still 134.7 MB. Free memory was 107.0 MB in the beginning and 90.4 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1143.03 ms. Allocated memory was 134.7 MB in the beginning and 169.9 MB in the end (delta: 35.1 MB). Free memory was 90.2 MB in the beginning and 134.8 MB in the end (delta: -44.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 185]: 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: 5 SDtfs, 2 SDslu, 2 SDs, 0 SdLazy, 11 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s 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, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 173 SizeOfPredicates, 24 NumberOfNonLiveVariables, 217 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...