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/sifa/test-result-reporting/safe-1-unsafe-1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 09:53:29,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 09:53:29,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 09:53:29,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 09:53:29,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 09:53:29,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 09:53:29,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 09:53:29,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 09:53:29,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 09:53:29,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 09:53:29,773 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 09:53:29,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 09:53:29,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 09:53:29,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 09:53:29,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 09:53:29,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 09:53:29,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 09:53:29,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 09:53:29,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 09:53:29,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 09:53:29,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 09:53:29,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 09:53:29,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 09:53:29,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 09:53:29,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 09:53:29,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 09:53:29,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 09:53:29,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 09:53:29,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 09:53:29,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 09:53:29,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 09:53:29,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 09:53:29,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 09:53:29,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 09:53:29,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 09:53:29,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 09:53:29,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 09:53:29,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 09:53:29,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 09:53:29,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 09:53:29,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 09:53:29,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 09:53:29,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 09:53:29,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 09:53:29,855 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 09:53:29,855 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 09:53:29,856 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/test-result-reporting/safe-1-unsafe-1.bpl [2019-08-05 09:53:29,856 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/sifa/test-result-reporting/safe-1-unsafe-1.bpl' [2019-08-05 09:53:29,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 09:53:29,885 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 09:53:29,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:29,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 09:53:29,886 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 09:53:29,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/1) ... [2019-08-05 09:53:29,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/1) ... [2019-08-05 09:53:29,916 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 09:53:29,916 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 09:53:29,916 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 09:53:29,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:29,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 09:53:29,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 09:53:29,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 09:53:29,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/1) ... [2019-08-05 09:53:29,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/1) ... [2019-08-05 09:53:29,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/1) ... [2019-08-05 09:53:29,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/1) ... [2019-08-05 09:53:29,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/1) ... [2019-08-05 09:53:29,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/1) ... [2019-08-05 09:53:29,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/1) ... [2019-08-05 09:53:29,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 09:53:29,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 09:53:29,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 09:53:29,938 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 09:53:29,939 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (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 09:53:30,010 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 09:53:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 09:53:30,010 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 09:53:30,214 INFO L275 CfgBuilder]: Using library mode [2019-08-05 09:53:30,215 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 09:53:30,217 INFO L202 PluginConnector]: Adding new model safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:30 BoogieIcfgContainer [2019-08-05 09:53:30,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 09:53:30,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 09:53:30,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 09:53:30,224 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 09:53:30,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:29" (1/2) ... [2019-08-05 09:53:30,225 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0036e3 and model type safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 09:53:30, skipping insertion in model container [2019-08-05 09:53:30,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:30" (2/2) ... [2019-08-05 09:53:30,230 INFO L109 eAbstractionObserver]: Analyzing ICFG safe-1-unsafe-1.bpl [2019-08-05 09:53:30,240 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 09:53:30,249 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-08-05 09:53:30,265 INFO L252 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-08-05 09:53:30,287 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 09:53:30,288 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 09:53:30,288 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 09:53:30,289 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 09:53:30,289 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 09:53:30,289 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 09:53:30,289 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 09:53:30,289 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 09:53:30,290 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 09:53:30,303 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2019-08-05 09:53:30,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2019-08-05 09:53:30,311 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:53:30,311 INFO L399 BasicCegarLoop]: trace histogram [1] [2019-08-05 09:53:30,314 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr1ASSERT_VIOLATIONASSERT, mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 09:53:30,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:53:30,320 INFO L82 PathProgramCache]: Analyzing trace with hash 31, now seen corresponding path program 1 times [2019-08-05 09:53:30,368 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:53:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 09:53:30,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 3 conjuncts, 1 conjunts are in the unsatisfiable core [2019-08-05 09:53:30,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 09:53:30,391 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 09:53:30,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 09:53:30,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2019-08-05 09:53:30,397 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-08-05 09:53:30,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-08-05 09:53:30,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-08-05 09:53:30,410 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 2 states. [2019-08-05 09:53:30,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 09:53:30,424 INFO L93 Difference]: Finished difference Result 3 states and 2 transitions. [2019-08-05 09:53:30,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-08-05 09:53:30,426 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2019-08-05 09:53:30,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 09:53:30,436 INFO L225 Difference]: With dead ends: 3 [2019-08-05 09:53:30,436 INFO L226 Difference]: Without dead ends: 3 [2019-08-05 09:53:30,439 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 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 09:53:30,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3 states. [2019-08-05 09:53:30,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3 to 3. [2019-08-05 09:53:30,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-08-05 09:53:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2 transitions. [2019-08-05 09:53:30,475 INFO L78 Accepts]: Start accepts. Automaton has 3 states and 2 transitions. Word has length 1 [2019-08-05 09:53:30,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 09:53:30,476 INFO L475 AbstractCegarLoop]: Abstraction has 3 states and 2 transitions. [2019-08-05 09:53:30,476 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-08-05 09:53:30,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 2 transitions. [2019-08-05 09:53:30,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 09:53:30,477 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:53:30,477 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 09:53:30,478 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr1ASSERT_VIOLATIONASSERT, mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 09:53:30,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:53:30,478 INFO L82 PathProgramCache]: Analyzing trace with hash 994, now seen corresponding path program 1 times [2019-08-05 09:53:30,479 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:53:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:53:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:53:30,489 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 09:53:30,505 INFO L202 PluginConnector]: Adding new model safe-1-unsafe-1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 09:53:30 BoogieIcfgContainer [2019-08-05 09:53:30,505 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 09:53:30,508 INFO L168 Benchmark]: Toolchain (without parser) took 621.75 ms. Allocated memory is still 133.2 MB. Free memory was 109.7 MB in the beginning and 81.3 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:30,510 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 09:53:30,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.77 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 107.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:30,512 INFO L168 Benchmark]: Boogie Preprocessor took 17.53 ms. Allocated memory is still 133.2 MB. Free memory was 107.8 MB in the beginning and 106.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:30,514 INFO L168 Benchmark]: RCFGBuilder took 280.26 ms. Allocated memory is still 133.2 MB. Free memory was 106.7 MB in the beginning and 98.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:30,515 INFO L168 Benchmark]: TraceAbstraction took 286.43 ms. Allocated memory is still 133.2 MB. Free memory was 98.6 MB in the beginning and 81.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:30,519 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 133.2 MB. Free memory was 110.7 MB in the beginning and 110.5 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 32.77 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 107.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 17.53 ms. Allocated memory is still 133.2 MB. Free memory was 107.8 MB in the beginning and 106.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 280.26 ms. Allocated memory is still 133.2 MB. Free memory was 106.7 MB in the beginning and 98.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 286.43 ms. Allocated memory is still 133.2 MB. Free memory was 98.6 MB in the beginning and 81.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 4]: assertion can be violated assertion can be violated We found a FailurePath: [L3] assert true; [L4] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 5 locations, 2 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3 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...