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/simple-value-safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:13:03,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:13:03,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:13:03,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:13:03,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:13:03,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:13:03,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:13:03,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:13:03,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:13:03,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:13:03,708 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:13:03,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:13:03,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:13:03,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:13:03,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:13:03,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:13:03,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:13:03,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:13:03,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:13:03,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:13:03,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:13:03,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:13:03,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:13:03,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:13:03,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:13:03,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:13:03,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:13:03,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:13:03,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:13:03,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:13:03,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:13:03,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:13:03,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:13:03,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:13:03,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:13:03,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:13:03,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:13:03,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:13:03,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:13:03,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:13:03,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:13:03,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:13:03,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:13:03,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:13:03,818 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:13:03,819 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:13:03,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/simple-value-safe.bpl [2019-08-05 11:13:03,821 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/simple-value-safe.bpl' [2019-08-05 11:13:03,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:13:03,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:13:03,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:13:03,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:13:03,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:13:03,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/1) ... [2019-08-05 11:13:03,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/1) ... [2019-08-05 11:13:03,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:13:03,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:13:03,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:13:03,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:13:03,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/1) ... [2019-08-05 11:13:03,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/1) ... [2019-08-05 11:13:03,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/1) ... [2019-08-05 11:13:03,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/1) ... [2019-08-05 11:13:03,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/1) ... [2019-08-05 11:13:03,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/1) ... [2019-08-05 11:13:03,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/1) ... [2019-08-05 11:13:03,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:13:03,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:13:03,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:13:03,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:13:03,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (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 11:13:03,975 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:13:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:13:03,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:13:04,160 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:13:04,161 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:13:04,162 INFO L202 PluginConnector]: Adding new model simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:13:04 BoogieIcfgContainer [2019-08-05 11:13:04,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:13:04,164 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:13:04,164 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:13:04,168 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:13:04,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:03" (1/2) ... [2019-08-05 11:13:04,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c1c3f8 and model type simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:13:04, skipping insertion in model container [2019-08-05 11:13:04,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:13:04" (2/2) ... [2019-08-05 11:13:04,172 INFO L109 eAbstractionObserver]: Analyzing ICFG simple-value-safe.bpl [2019-08-05 11:13:04,182 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:13:04,190 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-08-05 11:13:04,208 INFO L252 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-08-05 11:13:04,234 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:13:04,235 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:13:04,235 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:13:04,235 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:13:04,236 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:13:04,236 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:13:04,236 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:13:04,236 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:13:04,236 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:13:04,250 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-08-05 11:13:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 11:13:04,257 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:13:04,258 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 11:13:04,260 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:13:04,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:13:04,265 INFO L82 PathProgramCache]: Analyzing trace with hash 962, now seen corresponding path program 1 times [2019-08-05 11:13:04,311 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:13:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:13:04,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 1 conjunts are in the unsatisfiable core [2019-08-05 11:13:04,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:13:04,350 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 11:13:04,352 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:13:04,353 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 11:13:04,356 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-08-05 11:13:04,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-08-05 11:13:04,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-08-05 11:13:04,369 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 2 states. [2019-08-05 11:13:04,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:13:04,380 INFO L93 Difference]: Finished difference Result 5 states and 4 transitions. [2019-08-05 11:13:04,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-08-05 11:13:04,382 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 2 [2019-08-05 11:13:04,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:13:04,392 INFO L225 Difference]: With dead ends: 5 [2019-08-05 11:13:04,392 INFO L226 Difference]: Without dead ends: 4 [2019-08-05 11:13:04,395 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-08-05 11:13:04,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states. [2019-08-05 11:13:04,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. [2019-08-05 11:13:04,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-08-05 11:13:04,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 3 transitions. [2019-08-05 11:13:04,423 INFO L78 Accepts]: Start accepts. Automaton has 4 states and 3 transitions. Word has length 2 [2019-08-05 11:13:04,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:13:04,423 INFO L475 AbstractCegarLoop]: Abstraction has 4 states and 3 transitions. [2019-08-05 11:13:04,424 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-08-05 11:13:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2019-08-05 11:13:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-08-05 11:13:04,424 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:13:04,425 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-08-05 11:13:04,425 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:13:04,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:13:04,426 INFO L82 PathProgramCache]: Analyzing trace with hash 29856, now seen corresponding path program 1 times [2019-08-05 11:13:04,427 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:13:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:13:04,433 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 11:13:04,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:13:04,481 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 11:13:04,482 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:13:04,482 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 11:13:04,484 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 11:13:04,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 11:13:04,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 11:13:04,485 INFO L87 Difference]: Start difference. First operand 4 states and 3 transitions. Second operand 3 states. [2019-08-05 11:13:04,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:13:04,486 INFO L93 Difference]: Finished difference Result 3 states and 2 transitions. [2019-08-05 11:13:04,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 11:13:04,486 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-08-05 11:13:04,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:13:04,487 INFO L225 Difference]: With dead ends: 3 [2019-08-05 11:13:04,487 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 11:13:04,488 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 11:13:04,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 11:13:04,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 11:13:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 11:13:04,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 11:13:04,489 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3 [2019-08-05 11:13:04,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:13:04,490 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 11:13:04,490 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 11:13:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 11:13:04,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 11:13:04,496 INFO L202 PluginConnector]: Adding new model simple-value-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:13:04 BoogieIcfgContainer [2019-08-05 11:13:04,496 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:13:04,499 INFO L168 Benchmark]: Toolchain (without parser) took 643.89 ms. Allocated memory is still 140.5 MB. Free memory was 109.8 MB in the beginning and 78.4 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:04,500 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory is still 110.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:13:04,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.60 ms. Allocated memory is still 140.5 MB. Free memory was 109.8 MB in the beginning and 108.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:04,503 INFO L168 Benchmark]: Boogie Preprocessor took 18.39 ms. Allocated memory is still 140.5 MB. Free memory was 108.0 MB in the beginning and 106.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:04,504 INFO L168 Benchmark]: RCFGBuilder took 254.82 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 98.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:04,505 INFO L168 Benchmark]: TraceAbstraction took 332.56 ms. Allocated memory is still 140.5 MB. Free memory was 98.4 MB in the beginning and 78.4 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:04,510 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 0.23 ms. Allocated memory is still 140.5 MB. Free memory is still 110.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 33.60 ms. Allocated memory is still 140.5 MB. Free memory was 109.8 MB in the beginning and 108.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 18.39 ms. Allocated memory is still 140.5 MB. Free memory was 108.0 MB in the beginning and 106.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 254.82 ms. Allocated memory is still 140.5 MB. Free memory was 106.8 MB in the beginning and 98.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 332.56 ms. Allocated memory is still 140.5 MB. Free memory was 98.4 MB in the beginning and 78.4 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 9]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 10]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 2 error locations. SAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 11 ConjunctsInSsa, 4 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 correct! Received shutdown request...