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/abstractInterpretation/regression/all/bug-AbsIntHTC-subsetunsound.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:13:22,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:13:22,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:13:22,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:13:22,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:13:22,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:13:22,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:13:22,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:13:22,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:13:22,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:13:22,389 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:13:22,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:13:22,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:13:22,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:13:22,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:13:22,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:13:22,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:13:22,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:13:22,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:13:22,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:13:22,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:13:22,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:13:22,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:13:22,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:13:22,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:13:22,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:13:22,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:13:22,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:13:22,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:13:22,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:13:22,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:13:22,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:13:22,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:13:22,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:13:22,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:13:22,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:13:22,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:13:22,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:13:22,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:13:22,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:13:22,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:13:22,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:13:22,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:13:22,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:13:22,491 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:13:22,492 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:13:22,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/bug-AbsIntHTC-subsetunsound.bpl [2019-08-05 11:13:22,493 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/bug-AbsIntHTC-subsetunsound.bpl' [2019-08-05 11:13:22,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:13:22,528 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:13:22,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:13:22,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:13:22,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:13:22,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/1) ... [2019-08-05 11:13:22,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/1) ... [2019-08-05 11:13:22,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:13:22,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:13:22,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:13:22,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:13:22,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/1) ... [2019-08-05 11:13:22,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/1) ... [2019-08-05 11:13:22,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/1) ... [2019-08-05 11:13:22,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/1) ... [2019-08-05 11:13:22,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/1) ... [2019-08-05 11:13:22,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/1) ... [2019-08-05 11:13:22,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/1) ... [2019-08-05 11:13:22,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:13:22,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:13:22,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:13:22,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:13:22,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (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 11:13:22,665 INFO L124 BoogieDeclarations]: Specification and implementation of procedure hanoi given in one single declaration [2019-08-05 11:13:22,666 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2019-08-05 11:13:22,666 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2019-08-05 11:13:22,667 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:13:22,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:13:22,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:13:22,946 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:13:22,946 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:13:22,947 INFO L202 PluginConnector]: Adding new model bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:13:22 BoogieIcfgContainer [2019-08-05 11:13:22,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:13:22,950 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:13:22,950 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:13:22,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:13:22,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:22" (1/2) ... [2019-08-05 11:13:22,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d57b203 and model type bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:13:22, skipping insertion in model container [2019-08-05 11:13:22,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:13:22" (2/2) ... [2019-08-05 11:13:22,958 INFO L109 eAbstractionObserver]: Analyzing ICFG bug-AbsIntHTC-subsetunsound.bpl [2019-08-05 11:13:22,967 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:13:22,981 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:13:22,999 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:13:23,030 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:13:23,031 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:13:23,031 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:13:23,031 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:13:23,031 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:13:23,032 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:13:23,032 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:13:23,032 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:13:23,032 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:13:23,049 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2019-08-05 11:13:23,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-08-05 11:13:23,060 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:13:23,061 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-08-05 11:13:23,063 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:13:23,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:13:23,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1428017591, now seen corresponding path program 1 times [2019-08-05 11:13:23,114 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:13:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:13:23,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 11:13:23,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:13:23,334 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 11:13:23,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:13:23,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-08-05 11:13:23,341 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 11:13:23,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 11:13:23,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:13:23,355 INFO L87 Difference]: Start difference. First operand 13 states. Second operand 4 states. [2019-08-05 11:13:23,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:13:23,425 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2019-08-05 11:13:23,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 11:13:23,427 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-08-05 11:13:23,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:13:23,439 INFO L225 Difference]: With dead ends: 18 [2019-08-05 11:13:23,439 INFO L226 Difference]: Without dead ends: 13 [2019-08-05 11:13:23,441 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:13:23,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2019-08-05 11:13:23,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2019-08-05 11:13:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-08-05 11:13:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2019-08-05 11:13:23,502 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 8 [2019-08-05 11:13:23,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:13:23,503 INFO L475 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2019-08-05 11:13:23,504 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 11:13:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2019-08-05 11:13:23,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-08-05 11:13:23,509 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:13:23,510 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-08-05 11:13:23,510 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:13:23,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:13:23,511 INFO L82 PathProgramCache]: Analyzing trace with hash -15802801, now seen corresponding path program 1 times [2019-08-05 11:13:23,516 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:13:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:13:23,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 5 conjunts are in the unsatisfiable core [2019-08-05 11:13:23,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:13:23,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-08-05 11:13:23,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:13:23,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-08-05 11:13:23,719 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-08-05 11:13:23,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-08-05 11:13:23,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-08-05 11:13:23,720 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand 6 states. [2019-08-05 11:13:23,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:13:23,756 INFO L93 Difference]: Finished difference Result 11 states and 12 transitions. [2019-08-05 11:13:23,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-08-05 11:13:23,757 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2019-08-05 11:13:23,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:13:23,758 INFO L225 Difference]: With dead ends: 11 [2019-08-05 11:13:23,758 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 11:13:23,759 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-08-05 11:13:23,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 11:13:23,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 11:13:23,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 11:13:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 11:13:23,760 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-08-05 11:13:23,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:13:23,761 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 11:13:23,761 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-08-05 11:13:23,761 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 11:13:23,761 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 11:13:23,767 INFO L202 PluginConnector]: Adding new model bug-AbsIntHTC-subsetunsound.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:13:23 BoogieIcfgContainer [2019-08-05 11:13:23,767 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:13:23,770 INFO L168 Benchmark]: Toolchain (without parser) took 1240.93 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 68.8 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:23,771 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 112.9 MB in the beginning and 112.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:13:23,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.18 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 109.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:23,774 INFO L168 Benchmark]: Boogie Preprocessor took 24.98 ms. Allocated memory is still 134.2 MB. Free memory was 109.9 MB in the beginning and 108.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:23,775 INFO L168 Benchmark]: RCFGBuilder took 354.26 ms. Allocated memory is still 134.2 MB. Free memory was 108.8 MB in the beginning and 98.6 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:23,776 INFO L168 Benchmark]: TraceAbstraction took 817.51 ms. Allocated memory is still 134.2 MB. Free memory was 98.3 MB in the beginning and 68.8 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:23,781 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 134.2 MB. Free memory was 112.9 MB in the beginning and 112.7 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 39.18 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 109.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.98 ms. Allocated memory is still 134.2 MB. Free memory was 109.9 MB in the beginning and 108.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 354.26 ms. Allocated memory is still 134.2 MB. Free memory was 108.8 MB in the beginning and 98.6 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 817.51 ms. Allocated memory is still 134.2 MB. Free memory was 98.3 MB in the beginning and 68.8 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: 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 2 procedures, 13 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 24 SDtfs, 2 SDslu, 59 SDs, 0 SdLazy, 9 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred 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, 0.3s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 3 QuantifiedInterpolants, 689 SizeOfPredicates, 2 NumberOfNonLiveVariables, 52 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...