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/BoogiePL/schaetzc/backtranslation/PartialInlining.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 09:53:37,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 09:53:37,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 09:53:37,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 09:53:37,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 09:53:37,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 09:53:37,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 09:53:37,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 09:53:37,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 09:53:37,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 09:53:37,552 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 09:53:37,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 09:53:37,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 09:53:37,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 09:53:37,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 09:53:37,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 09:53:37,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 09:53:37,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 09:53:37,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 09:53:37,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 09:53:37,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 09:53:37,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 09:53:37,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 09:53:37,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 09:53:37,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 09:53:37,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 09:53:37,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 09:53:37,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 09:53:37,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 09:53:37,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 09:53:37,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 09:53:37,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 09:53:37,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 09:53:37,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 09:53:37,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 09:53:37,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 09:53:37,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 09:53:37,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 09:53:37,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 09:53:37,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 09:53:37,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 09:53:37,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 09:53:37,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 09:53:37,665 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 09:53:37,667 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 09:53:37,668 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 09:53:37,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/backtranslation/PartialInlining.bpl [2019-08-05 09:53:37,669 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/backtranslation/PartialInlining.bpl' [2019-08-05 09:53:37,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 09:53:37,709 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 09:53:37,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:37,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 09:53:37,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 09:53:37,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... [2019-08-05 09:53:37,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... [2019-08-05 09:53:37,746 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 09:53:37,746 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 09:53:37,747 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 09:53:37,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:37,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 09:53:37,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 09:53:37,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 09:53:37,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... [2019-08-05 09:53:37,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... [2019-08-05 09:53:37,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... [2019-08-05 09:53:37,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... [2019-08-05 09:53:37,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... [2019-08-05 09:53:37,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... [2019-08-05 09:53:37,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... [2019-08-05 09:53:37,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 09:53:37,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 09:53:37,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 09:53:37,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 09:53:37,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-05 09:53:37,857 INFO L124 BoogieDeclarations]: Specification and implementation of procedure a given in one single declaration [2019-08-05 09:53:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure a [2019-08-05 09:53:37,859 INFO L138 BoogieDeclarations]: Found implementation of procedure a [2019-08-05 09:53:37,859 INFO L124 BoogieDeclarations]: Specification and implementation of procedure b given in one single declaration [2019-08-05 09:53:37,859 INFO L130 BoogieDeclarations]: Found specification of procedure b [2019-08-05 09:53:37,859 INFO L138 BoogieDeclarations]: Found implementation of procedure b [2019-08-05 09:53:37,860 INFO L124 BoogieDeclarations]: Specification and implementation of procedure c given in one single declaration [2019-08-05 09:53:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure c [2019-08-05 09:53:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure c [2019-08-05 09:53:37,860 INFO L124 BoogieDeclarations]: Specification and implementation of procedure d given in one single declaration [2019-08-05 09:53:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure d [2019-08-05 09:53:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure d [2019-08-05 09:53:37,914 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 09:53:38,048 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 09:53:38,096 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 09:53:38,162 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-05 09:53:38,251 INFO L275 CfgBuilder]: Using library mode [2019-08-05 09:53:38,251 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-05 09:53:38,252 INFO L202 PluginConnector]: Adding new model PartialInlining.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:38 BoogieIcfgContainer [2019-08-05 09:53:38,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 09:53:38,255 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 09:53:38,255 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 09:53:38,263 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 09:53:38,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:37" (1/2) ... [2019-08-05 09:53:38,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ece5e68 and model type PartialInlining.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 09:53:38, skipping insertion in model container [2019-08-05 09:53:38,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "PartialInlining.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:38" (2/2) ... [2019-08-05 09:53:38,270 INFO L109 eAbstractionObserver]: Analyzing ICFG PartialInlining.bpl [2019-08-05 09:53:38,291 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 09:53:38,302 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2019-08-05 09:53:38,318 INFO L252 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2019-08-05 09:53:38,341 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 09:53:38,342 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 09:53:38,342 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 09:53:38,342 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 09:53:38,342 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 09:53:38,342 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 09:53:38,342 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 09:53:38,343 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 09:53:38,343 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 09:53:38,356 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states. [2019-08-05 09:53:38,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 09:53:38,365 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:53:38,366 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 09:53:38,369 INFO L418 AbstractCegarLoop]: === Iteration 1 === [aErr2ENSURES_VIOLATIONPOST_CONDITION, aErr1ASSERT_VIOLATIONASSERT, aErr0REQUIRES_VIOLATIONPRE_CONDITION, bErr3ASSERT_VIOLATIONPOST_CONDITIONandASSERT, bErr1ASSERT_VIOLATIONPRE_CONDITIONandASSERT, bErr5ENSURES_VIOLATIONPOST_CONDITION, bErr0ASSERT_VIOLATIONPRE_CONDITIONandASSERT, bErr2ASSERT_VIOLATIONPOST_CONDITIONandASSERT, bErr4REQUIRES_VIOLATIONPRE_CONDITION, cErr2ENSURES_VIOLATIONPOST_CONDITION, cErr0ASSERT_VIOLATIONPRE_CONDITIONandASSERT, cErr1ASSERT_VIOLATIONPOST_CONDITIONandASSERT, dErr0ENSURES_VIOLATIONPOST_CONDITION]=== [2019-08-05 09:53:38,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:53:38,374 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-08-05 09:53:38,421 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:53:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 09:53:38,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 1 conjunts are in the unsatisfiable core [2019-08-05 09:53:38,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 09:53:38,454 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 09:53:38,456 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 09:53:38,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 09:53:38,461 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-08-05 09:53:38,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-08-05 09:53:38,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-08-05 09:53:38,476 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 2 states. [2019-08-05 09:53:38,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 09:53:38,497 INFO L93 Difference]: Finished difference Result 20 states and 17 transitions. [2019-08-05 09:53:38,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-08-05 09:53:38,498 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 2 [2019-08-05 09:53:38,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 09:53:38,507 INFO L225 Difference]: With dead ends: 20 [2019-08-05 09:53:38,508 INFO L226 Difference]: Without dead ends: 12 [2019-08-05 09:53:38,510 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 09:53:38,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-08-05 09:53:38,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-08-05 09:53:38,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-08-05 09:53:38,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-08-05 09:53:38,543 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 2 [2019-08-05 09:53:38,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 09:53:38,543 INFO L475 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-08-05 09:53:38,543 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-08-05 09:53:38,544 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-08-05 09:53:38,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-08-05 09:53:38,544 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:53:38,545 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-08-05 09:53:38,545 INFO L418 AbstractCegarLoop]: === Iteration 2 === [aErr2ENSURES_VIOLATIONPOST_CONDITION, aErr1ASSERT_VIOLATIONASSERT, aErr0REQUIRES_VIOLATIONPRE_CONDITION, bErr3ASSERT_VIOLATIONPOST_CONDITIONandASSERT, bErr1ASSERT_VIOLATIONPRE_CONDITIONandASSERT, bErr5ENSURES_VIOLATIONPOST_CONDITION, bErr0ASSERT_VIOLATIONPRE_CONDITIONandASSERT, bErr2ASSERT_VIOLATIONPOST_CONDITIONandASSERT, bErr4REQUIRES_VIOLATIONPRE_CONDITION, cErr2ENSURES_VIOLATIONPOST_CONDITION, cErr0ASSERT_VIOLATIONPRE_CONDITIONandASSERT, cErr1ASSERT_VIOLATIONPOST_CONDITIONandASSERT, dErr0ENSURES_VIOLATIONPOST_CONDITION]=== [2019-08-05 09:53:38,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:53:38,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1186476703, now seen corresponding path program 1 times [2019-08-05 09:53:38,547 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:53:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:53:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:53:38,561 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 09:53:38,571 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures (forall bEnd : bool :: true); is not ensure(true) [2019-08-05 09:53:38,578 INFO L202 PluginConnector]: Adding new model PartialInlining.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 09:53:38 BoogieIcfgContainer [2019-08-05 09:53:38,578 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 09:53:38,581 INFO L168 Benchmark]: Toolchain (without parser) took 871.01 ms. Allocated memory is still 132.1 MB. Free memory was 107.3 MB in the beginning and 74.3 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:38,582 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 132.1 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 09:53:38,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.40 ms. Allocated memory is still 132.1 MB. Free memory was 107.3 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:38,585 INFO L168 Benchmark]: Boogie Preprocessor took 21.65 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 104.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:38,586 INFO L168 Benchmark]: RCFGBuilder took 466.27 ms. Allocated memory is still 132.1 MB. Free memory was 103.9 MB in the beginning and 93.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:38,587 INFO L168 Benchmark]: TraceAbstraction took 323.16 ms. Allocated memory is still 132.1 MB. Free memory was 92.9 MB in the beginning and 74.5 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:38,591 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 0.26 ms. Allocated memory is still 132.1 MB. Free memory was 108.6 MB in the beginning and 108.4 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 55.40 ms. Allocated memory is still 132.1 MB. Free memory was 107.3 MB in the beginning and 105.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.65 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 104.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 466.27 ms. Allocated memory is still 132.1 MB. Free memory was 103.9 MB in the beginning and 93.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 323.16 ms. Allocated memory is still 132.1 MB. Free memory was 92.9 MB in the beginning and 74.5 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures (forall bEnd : bool :: true); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 6]: assertion can be violated assertion can be violated We found a FailurePath: [L1-L2] requires (forall aStart : bool :: true); [L5] CALL call b(); [L9-L10] requires (forall bStart : bool :: true); [L19-L20] requires (forall cStart : bool :: true); [L26-L27] requires (forall dStart : bool :: true); [L30] assume (forall dMid : bool :: true); [L26-L28] ensures (forall dEnd : bool :: true); [L19-L21] ensures (forall cEnd : bool :: true); [L14] COND FALSE !(false) [L5] RET call b(); [L6] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 35 locations, 13 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 1 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...