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/quantifier/regression/bpl/ArrayIndexAndValue01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:06:47,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:06:47,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:06:47,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:06:47,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:06:47,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:06:47,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:06:47,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:06:47,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:06:47,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:06:47,141 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:06:47,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:06:47,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:06:47,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:06:47,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:06:47,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:06:47,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:06:47,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:06:47,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:06:47,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:06:47,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:06:47,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:06:47,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:06:47,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:06:47,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:06:47,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:06:47,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:06:47,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:06:47,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:06:47,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:06:47,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:06:47,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:06:47,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:06:47,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:06:47,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:06:47,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:06:47,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:06:47,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:06:47,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:06:47,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:06:47,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:06:47,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:06:47,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:06:47,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:06:47,228 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:06:47,229 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:06:47,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/ArrayIndexAndValue01.bpl [2019-08-05 11:06:47,230 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/ArrayIndexAndValue01.bpl' [2019-08-05 11:06:47,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:06:47,273 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:06:47,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:06:47,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:06:47,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:06:47,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/1) ... [2019-08-05 11:06:47,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/1) ... [2019-08-05 11:06:47,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:06:47,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:06:47,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:06:47,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:06:47,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/1) ... [2019-08-05 11:06:47,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/1) ... [2019-08-05 11:06:47,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/1) ... [2019-08-05 11:06:47,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/1) ... [2019-08-05 11:06:47,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/1) ... [2019-08-05 11:06:47,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/1) ... [2019-08-05 11:06:47,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/1) ... [2019-08-05 11:06:47,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:06:47,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:06:47,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:06:47,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:06:47,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (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 11:06:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:06:47,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:06:47,720 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:06:47,721 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 11:06:47,722 INFO L202 PluginConnector]: Adding new model ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:06:47 BoogieIcfgContainer [2019-08-05 11:06:47,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:06:47,723 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:06:47,724 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:06:47,727 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:06:47,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:06:47" (1/2) ... [2019-08-05 11:06:47,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2088504d and model type ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:06:47, skipping insertion in model container [2019-08-05 11:06:47,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:06:47" (2/2) ... [2019-08-05 11:06:47,730 INFO L109 eAbstractionObserver]: Analyzing ICFG ArrayIndexAndValue01.bpl [2019-08-05 11:06:47,739 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:06:47,745 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:06:47,759 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:06:47,785 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:06:47,786 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:06:47,786 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:06:47,786 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:06:47,786 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:06:47,786 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:06:47,787 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:06:47,787 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:06:47,787 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:06:47,801 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2019-08-05 11:06:47,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-08-05 11:06:47,809 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:06:47,810 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-08-05 11:06:47,813 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:06:47,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:06:47,819 INFO L82 PathProgramCache]: Analyzing trace with hash 29920, now seen corresponding path program 1 times [2019-08-05 11:06:47,866 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:06:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:06:47,911 WARN L254 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 6 conjunts are in the unsatisfiable core [2019-08-05 11:06:47,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:06:47,992 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-05 11:06:47,992 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-05 11:06:48,040 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:06:48,041 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-05 11:06:48,041 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-08-05 11:06:48,217 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:06:48,217 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 16 [2019-08-05 11:06:48,219 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 11:06:48,222 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-05 11:06:48,254 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 11:06:48,255 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-05 11:06:48,255 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:8 [2019-08-05 11:06:48,298 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 11:06:48,300 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:06:48,301 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 11:06:48,305 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 11:06:48,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 11:06:48,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:06:48,325 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2019-08-05 11:06:48,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:06:48,428 INFO L93 Difference]: Finished difference Result 4 states and 4 transitions. [2019-08-05 11:06:48,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 11:06:48,430 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2019-08-05 11:06:48,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:06:48,445 INFO L225 Difference]: With dead ends: 4 [2019-08-05 11:06:48,445 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 11:06:48,447 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 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 11:06:48,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 11:06:48,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 11:06:48,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 11:06:48,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 11:06:48,475 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3 [2019-08-05 11:06:48,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:06:48,475 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 11:06:48,476 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 11:06:48,476 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 11:06:48,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 11:06:48,482 INFO L202 PluginConnector]: Adding new model ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:06:48 BoogieIcfgContainer [2019-08-05 11:06:48,482 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:06:48,485 INFO L168 Benchmark]: Toolchain (without parser) took 1211.40 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 69.7 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:06:48,486 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 133.7 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:06:48,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.23 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:06:48,488 INFO L168 Benchmark]: Boogie Preprocessor took 25.55 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 106.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:06:48,489 INFO L168 Benchmark]: RCFGBuilder took 362.65 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 97.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:06:48,490 INFO L168 Benchmark]: TraceAbstraction took 759.13 ms. Allocated memory is still 133.7 MB. Free memory was 97.0 MB in the beginning and 69.7 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:06:48,495 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 0.25 ms. Allocated memory is still 133.7 MB. Free memory was 111.3 MB in the beginning and 111.1 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 59.23 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.55 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 106.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 362.65 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 97.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 759.13 ms. Allocated memory is still 133.7 MB. Free memory was 97.0 MB in the beginning and 69.7 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 26]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 5 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 6 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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, 0.3s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 3 NumberOfNonLiveVariables, 11 ConjunctsInSsa, 6 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 correct! Received shutdown request...