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/stmt-bool-assume-5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:13:26,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:13:26,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:13:26,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:13:26,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:13:26,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:13:26,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:13:26,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:13:26,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:13:26,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:13:26,323 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:13:26,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:13:26,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:13:26,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:13:26,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:13:26,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:13:26,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:13:26,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:13:26,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:13:26,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:13:26,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:13:26,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:13:26,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:13:26,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:13:26,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:13:26,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:13:26,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:13:26,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:13:26,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:13:26,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:13:26,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:13:26,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:13:26,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:13:26,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:13:26,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:13:26,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:13:26,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:13:26,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:13:26,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:13:26,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:13:26,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:13:26,400 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:13:26,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:13:26,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:13:26,424 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:13:26,425 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:13:26,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-bool-assume-5.bpl [2019-08-05 11:13:26,426 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-bool-assume-5.bpl' [2019-08-05 11:13:26,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:13:26,461 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:13:26,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:13:26,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:13:26,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:13:26,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/1) ... [2019-08-05 11:13:26,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/1) ... [2019-08-05 11:13:26,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:13:26,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:13:26,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:13:26,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:13:26,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/1) ... [2019-08-05 11:13:26,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/1) ... [2019-08-05 11:13:26,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/1) ... [2019-08-05 11:13:26,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/1) ... [2019-08-05 11:13:26,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/1) ... [2019-08-05 11:13:26,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/1) ... [2019-08-05 11:13:26,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/1) ... [2019-08-05 11:13:26,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:13:26,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:13:26,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:13:26,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:13:26,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (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 11:13:26,579 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:13:26,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:13:26,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:13:26,827 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:13:26,827 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:13:26,829 INFO L202 PluginConnector]: Adding new model stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:13:26 BoogieIcfgContainer [2019-08-05 11:13:26,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:13:26,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:13:26,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:13:26,835 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:13:26,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:26" (1/2) ... [2019-08-05 11:13:26,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@364f3c38 and model type stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:13:26, skipping insertion in model container [2019-08-05 11:13:26,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:13:26" (2/2) ... [2019-08-05 11:13:26,839 INFO L109 eAbstractionObserver]: Analyzing ICFG stmt-bool-assume-5.bpl [2019-08-05 11:13:26,849 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:13:26,858 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-08-05 11:13:26,877 INFO L252 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-08-05 11:13:26,908 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:13:26,908 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:13:26,909 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:13:26,909 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:13:26,909 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:13:26,910 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:13:26,910 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:13:26,910 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:13:26,910 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:13:26,928 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. [2019-08-05 11:13:26,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 11:13:26,938 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:13:26,940 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 11:13:26,946 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:13:26,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:13:26,959 INFO L82 PathProgramCache]: Analyzing trace with hash 962, now seen corresponding path program 1 times [2019-08-05 11:13:27,012 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:13:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:13:27,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 1 conjunts are in the unsatisfiable core [2019-08-05 11:13:27,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:13:27,045 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 11:13:27,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:13:27,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 11:13:27,051 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-08-05 11:13:27,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-08-05 11:13:27,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-08-05 11:13:27,064 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 2 states. [2019-08-05 11:13:27,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:13:27,075 INFO L93 Difference]: Finished difference Result 6 states and 5 transitions. [2019-08-05 11:13:27,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-08-05 11:13:27,077 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 2 [2019-08-05 11:13:27,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:13:27,087 INFO L225 Difference]: With dead ends: 6 [2019-08-05 11:13:27,087 INFO L226 Difference]: Without dead ends: 5 [2019-08-05 11:13:27,089 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 11:13:27,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2019-08-05 11:13:27,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2019-08-05 11:13:27,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-08-05 11:13:27,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4 transitions. [2019-08-05 11:13:27,128 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 4 transitions. Word has length 2 [2019-08-05 11:13:27,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:13:27,129 INFO L475 AbstractCegarLoop]: Abstraction has 5 states and 4 transitions. [2019-08-05 11:13:27,129 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-08-05 11:13:27,129 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 4 transitions. [2019-08-05 11:13:27,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 11:13:27,130 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:13:27,130 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 11:13:27,131 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:13:27,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:13:27,131 INFO L82 PathProgramCache]: Analyzing trace with hash 925572, now seen corresponding path program 1 times [2019-08-05 11:13:27,132 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:13:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:13:27,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 11:13:27,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:13:27,207 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 11:13:27,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:13:27,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 11:13:27,210 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 11:13:27,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 11:13:27,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:13:27,211 INFO L87 Difference]: Start difference. First operand 5 states and 4 transitions. Second operand 4 states. [2019-08-05 11:13:27,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:13:27,280 INFO L93 Difference]: Finished difference Result 4 states and 3 transitions. [2019-08-05 11:13:27,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 11:13:27,281 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2019-08-05 11:13:27,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:13:27,281 INFO L225 Difference]: With dead ends: 4 [2019-08-05 11:13:27,281 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 11:13:27,282 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 11:13:27,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 11:13:27,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 11:13:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 11:13:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 11:13:27,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2019-08-05 11:13:27,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:13:27,284 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 11:13:27,284 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 11:13:27,284 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 11:13:27,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 11:13:27,289 INFO L202 PluginConnector]: Adding new model stmt-bool-assume-5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:13:27 BoogieIcfgContainer [2019-08-05 11:13:27,289 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:13:27,292 INFO L168 Benchmark]: Toolchain (without parser) took 830.31 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 75.7 MB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:27,293 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 110.2 MB in the beginning and 110.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 11:13:27,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.99 ms. Allocated memory is still 139.5 MB. Free memory was 108.9 MB in the beginning and 107.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:27,296 INFO L168 Benchmark]: Boogie Preprocessor took 17.19 ms. Allocated memory is still 139.5 MB. Free memory was 107.4 MB in the beginning and 106.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:27,297 INFO L168 Benchmark]: RCFGBuilder took 316.99 ms. Allocated memory is still 139.5 MB. Free memory was 106.2 MB in the beginning and 97.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:27,298 INFO L168 Benchmark]: TraceAbstraction took 458.67 ms. Allocated memory is still 139.5 MB. Free memory was 97.4 MB in the beginning and 75.7 MB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:27,302 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 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 110.2 MB in the beginning and 110.0 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 32.99 ms. Allocated memory is still 139.5 MB. Free memory was 108.9 MB in the beginning and 107.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 17.19 ms. Allocated memory is still 139.5 MB. Free memory was 107.4 MB in the beginning and 106.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 316.99 ms. Allocated memory is still 139.5 MB. Free memory was 106.2 MB in the beginning and 97.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 458.67 ms. Allocated memory is still 139.5 MB. Free memory was 97.4 MB in the beginning and 75.7 MB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 9]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 12]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 3 error locations. SAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7 SDtfs, 2 SDslu, 1 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 1 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...