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/random/RanFile040.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:05:48,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:05:48,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:05:48,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:05:48,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:05:48,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:05:48,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:05:48,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:05:48,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:05:48,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:05:48,986 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:05:48,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:05:48,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:05:48,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:05:48,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:05:48,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:05:48,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:05:48,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:05:48,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:05:49,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:05:49,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:05:49,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:05:49,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:05:49,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:05:49,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:05:49,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:05:49,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:05:49,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:05:49,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:05:49,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:05:49,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:05:49,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:05:49,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:05:49,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:05:49,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:05:49,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:05:49,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:05:49,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:05:49,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:05:49,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:05:49,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:05:49,046 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:05:49,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:05:49,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:05:49,064 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:05:49,064 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:05:49,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/random/RanFile040.bpl [2019-08-05 10:05:49,065 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/random/RanFile040.bpl' [2019-08-05 10:05:49,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:05:49,108 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:05:49,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:05:49,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:05:49,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:05:49,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/1) ... [2019-08-05 10:05:49,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/1) ... [2019-08-05 10:05:49,141 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 10:05:49,142 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 10:05:49,142 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 10:05:49,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:05:49,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:05:49,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:05:49,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:05:49,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/1) ... [2019-08-05 10:05:49,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/1) ... [2019-08-05 10:05:49,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/1) ... [2019-08-05 10:05:49,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/1) ... [2019-08-05 10:05:49,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/1) ... [2019-08-05 10:05:49,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/1) ... [2019-08-05 10:05:49,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/1) ... [2019-08-05 10:05:49,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:05:49,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:05:49,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:05:49,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:05:49,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (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 10:05:49,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 10:05:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 10:05:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 10:05:50,006 INFO L275 CfgBuilder]: Using library mode [2019-08-05 10:05:50,006 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 10:05:50,007 INFO L202 PluginConnector]: Adding new model RanFile040.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:05:50 BoogieIcfgContainer [2019-08-05 10:05:50,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:05:50,010 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:05:50,011 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:05:50,014 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:05:50,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:05:49" (1/2) ... [2019-08-05 10:05:50,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cf4905 and model type RanFile040.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:05:50, skipping insertion in model container [2019-08-05 10:05:50,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "RanFile040.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:05:50" (2/2) ... [2019-08-05 10:05:50,018 INFO L109 eAbstractionObserver]: Analyzing ICFG RanFile040.bpl [2019-08-05 10:05:50,028 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:05:50,036 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-08-05 10:05:50,054 INFO L252 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-08-05 10:05:50,082 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:05:50,083 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:05:50,083 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:05:50,083 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:05:50,083 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:05:50,084 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:05:50,084 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:05:50,084 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:05:50,085 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:05:50,097 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states. [2019-08-05 10:05:50,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-08-05 10:05:50,107 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:05:50,108 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-08-05 10:05:50,111 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT, mainErr2ASSERT_VIOLATIONASSERT, mainErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:05:50,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:05:50,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1735749704, now seen corresponding path program 1 times [2019-08-05 10:05:50,164 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:05:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:05:50,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 8 conjunts are in the unsatisfiable core [2019-08-05 10:05:50,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:05:50,272 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:50,509 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:50,922 WARN L188 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-08-05 10:05:50,926 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:51,066 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 10:05:51,068 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:05:51,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-08-05 10:05:51,073 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-08-05 10:05:51,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-08-05 10:05:51,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-08-05 10:05:51,087 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 6 states. [2019-08-05 10:05:51,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:05:51,253 INFO L93 Difference]: Finished difference Result 6 states and 11 transitions. [2019-08-05 10:05:51,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-08-05 10:05:51,256 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2019-08-05 10:05:51,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:05:51,264 INFO L225 Difference]: With dead ends: 6 [2019-08-05 10:05:51,264 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 10:05:51,266 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-08-05 10:05:51,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 10:05:51,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 10:05:51,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 10:05:51,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 10:05:51,292 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2019-08-05 10:05:51,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:05:51,293 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 10:05:51,293 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-08-05 10:05:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 10:05:51,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 10:05:51,299 INFO L202 PluginConnector]: Adding new model RanFile040.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:05:51 BoogieIcfgContainer [2019-08-05 10:05:51,299 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:05:51,302 INFO L168 Benchmark]: Toolchain (without parser) took 2193.07 ms. Allocated memory was 140.0 MB in the beginning and 177.2 MB in the end (delta: 37.2 MB). Free memory was 109.4 MB in the beginning and 128.9 MB in the end (delta: -19.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-08-05 10:05:51,303 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 110.9 MB in the beginning and 110.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 10:05:51,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.83 ms. Allocated memory is still 140.0 MB. Free memory was 109.4 MB in the beginning and 107.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 10:05:51,305 INFO L168 Benchmark]: Boogie Preprocessor took 28.22 ms. Allocated memory is still 140.0 MB. Free memory was 107.5 MB in the beginning and 106.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 10:05:51,306 INFO L168 Benchmark]: RCFGBuilder took 834.26 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 83.5 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-08-05 10:05:51,307 INFO L168 Benchmark]: TraceAbstraction took 1289.22 ms. Allocated memory was 140.0 MB in the beginning and 177.2 MB in the end (delta: 37.2 MB). Free memory was 83.2 MB in the beginning and 128.9 MB in the end (delta: -45.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 10:05:51,312 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 110.9 MB in the beginning and 110.7 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 35.83 ms. Allocated memory is still 140.0 MB. Free memory was 109.4 MB in the beginning and 107.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.22 ms. Allocated memory is still 140.0 MB. Free memory was 107.5 MB in the beginning and 106.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 834.26 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 83.5 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1289.22 ms. Allocated memory was 140.0 MB in the beginning and 177.2 MB in the end (delta: 37.2 MB). Free memory was 83.2 MB in the beginning and 128.9 MB in the end (delta: -45.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 62]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 64]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 63]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 15 locations, 3 error locations. SAFE Result, 1.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 6 SDslu, 0 SDs, 0 SdLazy, 34 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred 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, 0.8s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 4 QuantifiedInterpolants, 1200 SizeOfPredicates, 4 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 8 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...