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-sophisticated.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:52:13,952 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:52:13,955 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:52:13,967 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:52:13,968 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:52:13,969 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:52:13,970 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:52:13,972 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:52:13,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:52:13,974 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:52:13,975 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:52:13,976 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:52:13,976 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:52:13,978 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:52:13,979 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:52:13,979 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:52:13,980 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:52:13,982 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:52:13,984 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:52:13,986 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:52:13,987 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:52:13,988 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:52:13,990 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:52:13,991 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:52:13,991 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:52:13,992 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:52:13,993 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:52:13,996 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:52:13,997 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:52:13,998 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:52:13,998 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:52:14,001 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:52:14,001 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:52:14,001 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:52:14,006 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:52:14,006 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:52:14,007 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 09:52:14,015 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:52:14,015 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:52:14,016 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:52:14,017 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:52:14,017 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:52:14,017 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:52:14,017 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:52:14,017 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:52:14,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:52:14,082 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:52:14,086 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:52:14,088 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:52:14,089 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:52:14,089 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-sophisticated.bpl [2018-09-26 09:52:14,090 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-sophisticated.bpl' [2018-09-26 09:52:14,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:52:14,138 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:52:14,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:52:14,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:52:14,140 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:52:14,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,176 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 09:52:14,177 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 09:52:14,177 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 09:52:14,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:52:14,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:52:14,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:52:14,180 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:52:14,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:52:14,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:52:14,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:52:14,201 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:52:14,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/1) ... [2018-09-26 09:52:14,288 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 09:52:14,288 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 09:52:14,288 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 09:52:14,434 INFO L343 CfgBuilder]: Using library mode [2018-09-26 09:52:14,435 INFO L202 PluginConnector]: Adding new model Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:52:14 BoogieIcfgContainer [2018-09-26 09:52:14,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:52:14,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:52:14,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:52:14,441 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:52:14,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:14" (1/2) ... [2018-09-26 09:52:14,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b05d8bd and model type Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:52:14, skipping insertion in model container [2018-09-26 09:52:14,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:52:14" (2/2) ... [2018-09-26 09:52:14,445 INFO L112 eAbstractionObserver]: Analyzing ICFG Luxembourg-sophisticated.bpl [2018-09-26 09:52:14,455 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:52:14,467 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:52:14,520 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:52:14,521 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:52:14,521 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:52:14,522 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:52:14,522 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:52:14,522 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:52:14,522 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:52:14,523 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:52:14,523 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:52:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:52:14,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:52:14,549 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:52:14,550 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:52:14,551 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:52:14,558 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:52:14,559 INFO L82 PathProgramCache]: Analyzing trace with hash 30240, now seen corresponding path program 1 times [2018-09-26 09:52:14,566 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:52:14,650 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:52:14,651 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:52:14,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:52:14,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:52:14,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:52:14,663 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 09:52:14,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:52:14,701 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-09-26 09:52:14,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:52:14,703 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 09:52:14,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:52:14,722 INFO L225 Difference]: With dead ends: 11 [2018-09-26 09:52:14,723 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:52:14,727 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 09:52:14,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:52:14,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:52:14,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:52:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:52:14,763 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:52:14,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:52:14,764 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:52:14,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:52:14,765 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:52:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:52:14,765 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:52:14,765 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:52:14,766 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:52:14,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:52:14,766 INFO L82 PathProgramCache]: Analyzing trace with hash 945112, now seen corresponding path program 1 times [2018-09-26 09:52:14,767 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:54:07,315 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 236 [2018-09-26 09:56:37,859 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 276 Received shutdown request... [2018-09-26 09:56:51,183 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:56:51,189 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:56:51,189 INFO L202 PluginConnector]: Adding new model Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:56:51 BoogieIcfgContainer [2018-09-26 09:56:51,189 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:56:51,190 INFO L168 Benchmark]: Toolchain (without parser) took 277054.33 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -461.9 MB). Free memory was 1.5 GB in the beginning and 958.7 MB in the end (delta: 511.8 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. [2018-09-26 09:56:51,192 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 09:56:51,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.19 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 09:56:51,194 INFO L168 Benchmark]: Boogie Preprocessor took 20.67 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 09:56:51,194 INFO L168 Benchmark]: RCFGBuilder took 234.44 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 09:56:51,195 INFO L168 Benchmark]: TraceAbstraction took 276752.83 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -461.9 MB). Free memory was 1.5 GB in the beginning and 958.7 MB in the end (delta: 501.2 MB). Peak memory consumption was 39.3 MB. Max. memory is 7.1 GB. [2018-09-26 09:56:51,201 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 40.19 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 20.67 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 234.44 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 276752.83 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -461.9 MB). Free memory was 1.5 GB in the beginning and 958.7 MB in the end (delta: 501.2 MB). Peak memory consumption was 39.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 29]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 29). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 80 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 276.6s 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-sophisticated.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-56-51-213.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-sophisticated.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-56-51-213.csv Completed graceful shutdown