java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:50:02,427 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:50:02,431 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:50:02,443 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:50:02,443 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:50:02,444 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:50:02,446 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:50:02,448 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:50:02,449 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:50:02,450 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:50:02,451 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:50:02,451 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:50:02,452 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:50:02,453 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:50:02,454 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:50:02,455 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:50:02,456 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:50:02,458 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:50:02,460 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:50:02,462 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:50:02,463 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:50:02,464 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:50:02,466 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:50:02,467 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:50:02,467 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:50:02,468 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:50:02,469 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:50:02,470 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:50:02,471 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:50:02,472 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:50:02,472 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:50:02,473 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:50:02,473 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:50:02,473 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:50:02,474 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:50:02,475 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:50:02,475 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-09-26 09:50:02,484 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:50:02,484 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:50:02,485 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:50:02,485 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:50:02,486 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:50:02,486 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:50:02,486 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:50:02,486 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:50:02,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:50:02,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:50:02,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:50:02,586 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:50:02,587 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:50:02,588 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl [2018-09-26 09:50:02,588 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl' [2018-09-26 09:50:02,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:50:02,643 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:50:02,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:50:02,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:50:02,645 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:50:02,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,685 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 09:50:02,686 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 09:50:02,686 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 09:50:02,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:50:02,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:50:02,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:50:02,690 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:50:02,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:50:02,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:50:02,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:50:02,718 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:50:02,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/1) ... [2018-09-26 09:50:02,812 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 09:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 09:50:02,812 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 09:50:03,042 INFO L343 CfgBuilder]: Using library mode [2018-09-26 09:50:03,043 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:50:03 BoogieIcfgContainer [2018-09-26 09:50:03,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:50:03,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:50:03,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:50:03,048 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:50:03,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:50:02" (1/2) ... [2018-09-26 09:50:03,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a347b1 and model type Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:50:03, skipping insertion in model container [2018-09-26 09:50:03,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:50:03" (2/2) ... [2018-09-26 09:50:03,053 INFO L112 eAbstractionObserver]: Analyzing ICFG Luxembourg-ArraysIntegefied.bpl [2018-09-26 09:50:03,063 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:50:03,075 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:50:03,131 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:50:03,132 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:50:03,133 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:50:03,133 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:50:03,133 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:50:03,133 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:50:03,134 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:50:03,134 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:50:03,134 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:50:03,154 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:50:03,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:50:03,165 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:50:03,168 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:50:03,170 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:50:03,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:50:03,184 INFO L82 PathProgramCache]: Analyzing trace with hash 75054, now seen corresponding path program 1 times [2018-09-26 09:50:03,191 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:50:03,333 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:50:03,334 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:50:03,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:50:03,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:50:03,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:50:03,357 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 09:50:03,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:50:03,400 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-09-26 09:50:03,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:50:03,402 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 09:50:03,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:50:03,413 INFO L225 Difference]: With dead ends: 11 [2018-09-26 09:50:03,414 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:50:03,418 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:50:03,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:50:03,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:50:03,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:50:03,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:50:03,455 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:50:03,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:50:03,456 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:50:03,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:50:03,457 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:50:03,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:50:03,457 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:50:03,457 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:50:03,458 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:50:03,458 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:50:03,458 INFO L82 PathProgramCache]: Analyzing trace with hash 2342053, now seen corresponding path program 1 times [2018-09-26 09:50:03,458 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:51:43,148 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 241 [2018-09-26 09:53:25,985 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 279 Received shutdown request... [2018-09-26 09:54:33,837 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:54:33,844 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:54:33,845 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:54:33 BoogieIcfgContainer [2018-09-26 09:54:33,845 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:54:33,847 INFO L168 Benchmark]: Toolchain (without parser) took 271206.31 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -411.0 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 443.0 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. [2018-09-26 09:54:33,850 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:54:33,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.53 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:54:33,852 INFO L168 Benchmark]: Boogie Preprocessor took 27.76 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:54:33,853 INFO L168 Benchmark]: RCFGBuilder took 325.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:54:33,855 INFO L168 Benchmark]: TraceAbstraction took 270801.02 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -411.0 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 432.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2018-09-26 09:54:33,860 INFO L336 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 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.53 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 27.76 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 325.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 270801.02 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -411.0 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 432.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 41]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 41). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 92 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 12 locations, 1 error locations. TIMEOUT Result, 270.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 6 SDslu, 1 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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 PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-ArraysIntegefied.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-54-33-873.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-ArraysIntegefied.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-54-33-873.csv Completed graceful shutdown