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/DirectReturn.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 09:53:38,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 09:53:38,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 09:53:38,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 09:53:38,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 09:53:38,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 09:53:38,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 09:53:38,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 09:53:38,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 09:53:38,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 09:53:38,224 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 09:53:38,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 09:53:38,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 09:53:38,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 09:53:38,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 09:53:38,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 09:53:38,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 09:53:38,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 09:53:38,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 09:53:38,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 09:53:38,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 09:53:38,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 09:53:38,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 09:53:38,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 09:53:38,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 09:53:38,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 09:53:38,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 09:53:38,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 09:53:38,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 09:53:38,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 09:53:38,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 09:53:38,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 09:53:38,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 09:53:38,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 09:53:38,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 09:53:38,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 09:53:38,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 09:53:38,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 09:53:38,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 09:53:38,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 09:53:38,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 09:53:38,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 09:53:38,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 09:53:38,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 09:53:38,320 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 09:53:38,321 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 09:53:38,321 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/backtranslation/DirectReturn.bpl [2019-08-05 09:53:38,322 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/schaetzc/backtranslation/DirectReturn.bpl' [2019-08-05 09:53:38,351 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 09:53:38,353 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 09:53:38,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:38,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 09:53:38,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 09:53:38,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/1) ... [2019-08-05 09:53:38,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/1) ... [2019-08-05 09:53:38,386 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 09:53:38,386 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 09:53:38,386 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 09:53:38,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:38,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 09:53:38,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 09:53:38,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 09:53:38,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/1) ... [2019-08-05 09:53:38,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/1) ... [2019-08-05 09:53:38,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/1) ... [2019-08-05 09:53:38,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/1) ... [2019-08-05 09:53:38,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/1) ... [2019-08-05 09:53:38,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/1) ... [2019-08-05 09:53:38,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/1) ... [2019-08-05 09:53:38,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 09:53:38,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 09:53:38,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 09:53:38,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 09:53:38,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (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 09:53:38,497 INFO L124 BoogieDeclarations]: Specification and implementation of procedure bb given in one single declaration [2019-08-05 09:53:38,497 INFO L130 BoogieDeclarations]: Found specification of procedure bb [2019-08-05 09:53:38,498 INFO L138 BoogieDeclarations]: Found implementation of procedure bb [2019-08-05 09:53:38,498 INFO L124 BoogieDeclarations]: Specification and implementation of procedure a given in one single declaration [2019-08-05 09:53:38,498 INFO L130 BoogieDeclarations]: Found specification of procedure a [2019-08-05 09:53:38,498 INFO L138 BoogieDeclarations]: Found implementation of procedure a [2019-08-05 09:53:38,499 INFO L124 BoogieDeclarations]: Specification and implementation of procedure b given in one single declaration [2019-08-05 09:53:38,499 INFO L130 BoogieDeclarations]: Found specification of procedure b [2019-08-05 09:53:38,500 INFO L138 BoogieDeclarations]: Found implementation of procedure b [2019-08-05 09:53:38,869 INFO L275 CfgBuilder]: Using library mode [2019-08-05 09:53:38,870 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-05 09:53:38,871 INFO L202 PluginConnector]: Adding new model DirectReturn.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:38 BoogieIcfgContainer [2019-08-05 09:53:38,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 09:53:38,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 09:53:38,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 09:53:38,876 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 09:53:38,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:38" (1/2) ... [2019-08-05 09:53:38,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1645abed and model type DirectReturn.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 09:53:38, skipping insertion in model container [2019-08-05 09:53:38,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DirectReturn.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:38" (2/2) ... [2019-08-05 09:53:38,880 INFO L109 eAbstractionObserver]: Analyzing ICFG DirectReturn.bpl [2019-08-05 09:53:38,889 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 09:53:38,897 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2019-08-05 09:53:38,914 INFO L252 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-08-05 09:53:38,940 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 09:53:38,941 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 09:53:38,941 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 09:53:38,941 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 09:53:38,941 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 09:53:38,941 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 09:53:38,942 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 09:53:38,942 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 09:53:38,942 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 09:53:38,955 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2019-08-05 09:53:38,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2019-08-05 09:53:38,963 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:53:38,964 INFO L399 BasicCegarLoop]: trace histogram [1] [2019-08-05 09:53:38,967 INFO L418 AbstractCegarLoop]: === Iteration 1 === [bbErr0ASSERT_VIOLATIONASSERT, aErr1ASSERT_VIOLATIONASSERT, aErr0ASSERT_VIOLATIONASSERT, aErr2ASSERT_VIOLATIONASSERT, bErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 09:53:38,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:53:38,975 INFO L82 PathProgramCache]: Analyzing trace with hash 35, now seen corresponding path program 1 times [2019-08-05 09:53:39,022 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:53:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 09:53:39,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 3 conjuncts, 1 conjunts are in the unsatisfiable core [2019-08-05 09:53:39,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 09:53:39,047 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 09:53:39,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 09:53:39,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2019-08-05 09:53:39,052 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-08-05 09:53:39,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-08-05 09:53:39,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-08-05 09:53:39,069 INFO L87 Difference]: Start difference. First operand 13 states. Second operand 2 states. [2019-08-05 09:53:39,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 09:53:39,080 INFO L93 Difference]: Finished difference Result 8 states and 5 transitions. [2019-08-05 09:53:39,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-08-05 09:53:39,082 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2019-08-05 09:53:39,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 09:53:39,091 INFO L225 Difference]: With dead ends: 8 [2019-08-05 09:53:39,091 INFO L226 Difference]: Without dead ends: 4 [2019-08-05 09:53:39,093 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 09:53:39,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states. [2019-08-05 09:53:39,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. [2019-08-05 09:53:39,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-08-05 09:53:39,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 3 transitions. [2019-08-05 09:53:39,124 INFO L78 Accepts]: Start accepts. Automaton has 4 states and 3 transitions. Word has length 1 [2019-08-05 09:53:39,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 09:53:39,124 INFO L475 AbstractCegarLoop]: Abstraction has 4 states and 3 transitions. [2019-08-05 09:53:39,125 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-08-05 09:53:39,125 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2019-08-05 09:53:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-08-05 09:53:39,125 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 09:53:39,126 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-08-05 09:53:39,126 INFO L418 AbstractCegarLoop]: === Iteration 2 === [bbErr0ASSERT_VIOLATIONASSERT, aErr1ASSERT_VIOLATIONASSERT, aErr0ASSERT_VIOLATIONASSERT, aErr2ASSERT_VIOLATIONASSERT, bErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 09:53:39,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 09:53:39,127 INFO L82 PathProgramCache]: Analyzing trace with hash 34886, now seen corresponding path program 1 times [2019-08-05 09:53:39,128 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 09:53:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:53:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 09:53:39,138 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 09:53:39,155 INFO L202 PluginConnector]: Adding new model DirectReturn.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 09:53:39 BoogieIcfgContainer [2019-08-05 09:53:39,156 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 09:53:39,159 INFO L168 Benchmark]: Toolchain (without parser) took 804.68 ms. Allocated memory is still 134.7 MB. Free memory was 109.0 MB in the beginning and 79.0 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:39,161 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 09:53:39,164 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.47 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 106.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:39,165 INFO L168 Benchmark]: Boogie Preprocessor took 20.84 ms. Allocated memory is still 134.7 MB. Free memory was 106.7 MB in the beginning and 105.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:39,167 INFO L168 Benchmark]: RCFGBuilder took 450.57 ms. Allocated memory is still 134.7 MB. Free memory was 105.6 MB in the beginning and 96.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:39,168 INFO L168 Benchmark]: TraceAbstraction took 282.93 ms. Allocated memory is still 134.7 MB. Free memory was 96.3 MB in the beginning and 79.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:39,174 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.47 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 106.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.84 ms. Allocated memory is still 134.7 MB. Free memory was 106.7 MB in the beginning and 105.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 450.57 ms. Allocated memory is still 134.7 MB. Free memory was 105.6 MB in the beginning and 96.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 282.93 ms. Allocated memory is still 134.7 MB. Free memory was 96.3 MB in the beginning and 79.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 7]: assertion can be violated assertion can be violated We found a FailurePath: [L19] assert true; [L19] assert true; [L7] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 5 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 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=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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...