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/cookify/growing/enc_einzeiler_broken.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:21:51,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:21:51,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:21:51,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:21:51,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:21:51,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:21:51,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:21:51,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:21:51,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:21:51,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:21:51,556 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:21:51,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:21:51,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:21:51,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:21:51,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:21:51,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:21:51,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:21:51,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:21:51,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:21:51,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:21:51,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:21:51,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:21:51,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:21:51,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:21:51,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:21:51,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:21:51,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:21:51,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:21:51,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:21:51,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:21:51,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:21:51,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:21:51,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:21:51,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:21:51,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:21:51,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:21:51,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:21:51,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:21:51,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:21:51,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:21:51,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:21:51,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:21:51,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:21:51,663 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:21:51,665 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:21:51,666 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:21:51,666 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/cookify/growing/enc_einzeiler_broken.bpl [2019-08-05 11:21:51,667 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/cookify/growing/enc_einzeiler_broken.bpl' [2019-08-05 11:21:51,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:21:51,728 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:21:51,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:21:51,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:21:51,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:21:51,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/1) ... [2019-08-05 11:21:51,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/1) ... [2019-08-05 11:21:51,773 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 11:21:51,773 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 11:21:51,773 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 11:21:51,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:21:51,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:21:51,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:21:51,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:21:51,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/1) ... [2019-08-05 11:21:51,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/1) ... [2019-08-05 11:21:51,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/1) ... [2019-08-05 11:21:51,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/1) ... [2019-08-05 11:21:51,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/1) ... [2019-08-05 11:21:51,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/1) ... [2019-08-05 11:21:51,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/1) ... [2019-08-05 11:21:51,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:21:51,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:21:51,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:21:51,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:21:51,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (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 11:21:51,936 INFO L124 BoogieDeclarations]: Specification and implementation of procedure enc_main_TL given in one single declaration [2019-08-05 11:21:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure enc_main_TL [2019-08-05 11:21:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure enc_main_TL [2019-08-05 11:21:51,937 INFO L124 BoogieDeclarations]: Specification and implementation of procedure preturn_T given in one single declaration [2019-08-05 11:21:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure preturn_T [2019-08-05 11:21:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure preturn_T [2019-08-05 11:21:51,937 INFO L124 BoogieDeclarations]: Specification and implementation of procedure preturn_TL given in one single declaration [2019-08-05 11:21:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure preturn_TL [2019-08-05 11:21:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure preturn_TL [2019-08-05 11:21:51,938 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:21:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:21:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:21:51,939 INFO L124 BoogieDeclarations]: Specification and implementation of procedure enc_main_T given in one single declaration [2019-08-05 11:21:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure enc_main_T [2019-08-05 11:21:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure enc_main_T [2019-08-05 11:21:51,939 INFO L124 BoogieDeclarations]: Specification and implementation of procedure enc_havoc_main_TL given in one single declaration [2019-08-05 11:21:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure enc_havoc_main_TL [2019-08-05 11:21:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure enc_havoc_main_TL [2019-08-05 11:21:51,940 INFO L124 BoogieDeclarations]: Specification and implementation of procedure enc_havoc_main_T given in one single declaration [2019-08-05 11:21:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure enc_havoc_main_T [2019-08-05 11:21:51,940 INFO L138 BoogieDeclarations]: Found implementation of procedure enc_havoc_main_T [2019-08-05 11:21:53,287 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:21:53,288 INFO L283 CfgBuilder]: Removed 28 assume(true) statements. [2019-08-05 11:21:53,290 INFO L202 PluginConnector]: Adding new model enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:21:53 BoogieIcfgContainer [2019-08-05 11:21:53,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:21:53,291 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:21:53,291 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:21:53,294 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:21:53,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:21:51" (1/2) ... [2019-08-05 11:21:53,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ebd41ba and model type enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:21:53, skipping insertion in model container [2019-08-05 11:21:53,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:21:53" (2/2) ... [2019-08-05 11:21:53,298 INFO L109 eAbstractionObserver]: Analyzing ICFG enc_einzeiler_broken.bpl [2019-08-05 11:21:53,310 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:21:53,320 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:21:53,340 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:21:53,367 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:21:53,368 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:21:53,368 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:21:53,369 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:21:53,369 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:21:53,369 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:21:53,369 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:21:53,369 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:21:53,370 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:21:53,385 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2019-08-05 11:21:53,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-08-05 11:21:53,394 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:21:53,395 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-08-05 11:21:53,398 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:21:53,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:21:53,404 INFO L82 PathProgramCache]: Analyzing trace with hash 81346449, now seen corresponding path program 1 times [2019-08-05 11:21:53,462 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:21:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:21:53,518 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 11:21:53,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:21:53,588 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 11:21:53,591 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:21:53,591 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 11:21:53,596 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 11:21:53,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 11:21:53,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 11:21:53,614 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 3 states. [2019-08-05 11:21:53,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:21:53,649 INFO L93 Difference]: Finished difference Result 38 states and 43 transitions. [2019-08-05 11:21:53,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 11:21:53,651 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-08-05 11:21:53,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:21:53,668 INFO L225 Difference]: With dead ends: 38 [2019-08-05 11:21:53,668 INFO L226 Difference]: Without dead ends: 8 [2019-08-05 11:21:53,671 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 11:21:53,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2019-08-05 11:21:53,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2019-08-05 11:21:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-08-05 11:21:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2019-08-05 11:21:53,711 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 9 transitions. Word has length 5 [2019-08-05 11:21:53,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:21:53,712 INFO L475 AbstractCegarLoop]: Abstraction has 8 states and 9 transitions. [2019-08-05 11:21:53,712 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 11:21:53,712 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2019-08-05 11:21:53,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-08-05 11:21:53,713 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:21:53,713 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-08-05 11:21:53,713 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:21:53,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:21:53,714 INFO L82 PathProgramCache]: Analyzing trace with hash 81277257, now seen corresponding path program 1 times [2019-08-05 11:21:53,715 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:21:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:21:53,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2019-08-05 11:21:53,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:21:53,822 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 11:21:53,823 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:21:53,823 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-08-05 11:21:53,825 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 11:21:53,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 11:21:53,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:21:53,826 INFO L87 Difference]: Start difference. First operand 8 states and 9 transitions. Second operand 4 states. [2019-08-05 11:21:54,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:21:54,040 INFO L93 Difference]: Finished difference Result 10 states and 10 transitions. [2019-08-05 11:21:54,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 11:21:54,041 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2019-08-05 11:21:54,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:21:54,042 INFO L225 Difference]: With dead ends: 10 [2019-08-05 11:21:54,043 INFO L226 Difference]: Without dead ends: 8 [2019-08-05 11:21:54,044 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 11:21:54,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2019-08-05 11:21:54,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2019-08-05 11:21:54,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-08-05 11:21:54,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2019-08-05 11:21:54,047 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 5 [2019-08-05 11:21:54,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:21:54,047 INFO L475 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2019-08-05 11:21:54,047 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 11:21:54,047 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2019-08-05 11:21:54,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-08-05 11:21:54,048 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:21:54,048 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-08-05 11:21:54,048 INFO L418 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:21:54,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:21:54,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1772340653, now seen corresponding path program 1 times [2019-08-05 11:21:54,050 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:21:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:21:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:21:54,124 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 11:21:54,144 INFO L202 PluginConnector]: Adding new model enc_einzeiler_broken.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:21:54 BoogieIcfgContainer [2019-08-05 11:21:54,144 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:21:54,147 INFO L168 Benchmark]: Toolchain (without parser) took 2418.05 ms. Allocated memory was 141.0 MB in the beginning and 177.2 MB in the end (delta: 36.2 MB). Free memory was 110.3 MB in the beginning and 109.6 MB in the end (delta: 620.8 kB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:21:54,148 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 11:21:54,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.96 ms. Allocated memory is still 141.0 MB. Free memory was 110.3 MB in the beginning and 107.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:21:54,150 INFO L168 Benchmark]: Boogie Preprocessor took 48.98 ms. Allocated memory is still 141.0 MB. Free memory was 107.4 MB in the beginning and 106.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:21:54,152 INFO L168 Benchmark]: RCFGBuilder took 1426.75 ms. Allocated memory was 141.0 MB in the beginning and 177.2 MB in the end (delta: 36.2 MB). Free memory was 106.0 MB in the beginning and 138.9 MB in the end (delta: -32.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:21:54,153 INFO L168 Benchmark]: TraceAbstraction took 852.86 ms. Allocated memory is still 177.2 MB. Free memory was 138.2 MB in the beginning and 109.6 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:21:54,157 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 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 84.96 ms. Allocated memory is still 141.0 MB. Free memory was 110.3 MB in the beginning and 107.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.98 ms. Allocated memory is still 141.0 MB. Free memory was 107.4 MB in the beginning and 106.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1426.75 ms. Allocated memory was 141.0 MB in the beginning and 177.2 MB in the end (delta: 36.2 MB). Free memory was 106.0 MB in the beginning and 138.9 MB in the end (delta: -32.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 852.86 ms. Allocated memory is still 177.2 MB. Free memory was 138.2 MB in the beginning and 109.6 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 15]: assertion can be violated assertion can be violated We found a FailurePath: [L13] foo := true; [L38] intStack := cookiefy_args_intStack; [L39] boolStack := cookiefy_args_boolStack; [L40] idStack := cookiefy_args_idStack; [L41] ppStack := cookiefy_args_ppStack; [L42] sp := cookiefy_args_sp; [L43] foo := cookiefy_args_foo; [L44] COND FALSE !(pp == 2) [L87] ret := !foo; [L53] COND TRUE !ret [L15] assert CookiefyRet != false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 38 locations, 1 error locations. UNSAFE Result, 0.7s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 50 SDtfs, 10 SDslu, 42 SDs, 0 SdLazy, 9 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s 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=38occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 40 SizeOfPredicates, 4 NumberOfNonLiveVariables, 68 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...