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/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:30:51,059 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:30:51,061 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:30:51,073 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:30:51,074 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:30:51,075 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:30:51,076 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:30:51,078 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:30:51,080 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:30:51,081 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:30:51,082 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:30:51,082 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:30:51,083 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:30:51,084 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:30:51,085 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:30:51,086 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:30:51,087 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:30:51,089 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:30:51,091 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:30:51,093 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:30:51,094 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:30:51,096 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:30:51,098 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:30:51,099 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:30:51,099 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:30:51,100 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:30:51,101 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:30:51,102 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:30:51,103 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:30:51,104 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:30:51,104 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:30:51,105 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-09-26 09:30:51,108 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 09:30:51,116 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:30:51,117 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:30:51,118 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:30:51,118 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:30:51,119 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:30:51,119 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:30:51,119 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:30:51,120 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:30:51,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:30:51,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:30:51,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:30:51,211 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:30:51,212 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:30:51,212 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl [2018-09-26 09:30:51,213 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl' [2018-09-26 09:30:51,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:30:51,265 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:30:51,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:30:51,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:30:51,266 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:30:51,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:30:51,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:30:51,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:30:51,307 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:30:51,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:30:51,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:30:51,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:30:51,333 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:30:51,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/1) ... [2018-09-26 09:30:51,428 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 09:30:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:30:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:30:51,642 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:30:51,643 INFO L202 PluginConnector]: Adding new model down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:30:51 BoogieIcfgContainer [2018-09-26 09:30:51,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:30:51,644 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:30:51,644 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:30:51,648 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:30:51,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:51" (1/2) ... [2018-09-26 09:30:51,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3effc8d7 and model type down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:30:51, skipping insertion in model container [2018-09-26 09:30:51,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:30:51" (2/2) ... [2018-09-26 09:30:51,653 INFO L112 eAbstractionObserver]: Analyzing ICFG down.i_4.bplTransformedIcfg_BEv2_5.bpl [2018-09-26 09:30:51,664 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:30:51,673 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:30:51,725 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:30:51,726 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:30:51,726 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:30:51,726 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:30:51,726 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:30:51,727 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:30:51,727 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:30:51,727 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:30:51,727 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:30:51,744 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2018-09-26 09:30:51,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 09:30:51,753 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:30:51,754 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-09-26 09:30:51,755 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:30:51,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:30:51,763 INFO L82 PathProgramCache]: Analyzing trace with hash 28868155, now seen corresponding path program 1 times [2018-09-26 09:30:51,769 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:30:52,024 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:30:52,025 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-26 09:30:52,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-26 09:30:52,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-26 09:30:52,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-26 09:30:52,043 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 5 states. [2018-09-26 09:30:52,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:30:52,148 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2018-09-26 09:30:52,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-26 09:30:52,150 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 5 [2018-09-26 09:30:52,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:30:52,162 INFO L225 Difference]: With dead ends: 13 [2018-09-26 09:30:52,162 INFO L226 Difference]: Without dead ends: 10 [2018-09-26 09:30:52,166 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-09-26 09:30:52,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2018-09-26 09:30:52,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2018-09-26 09:30:52,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-09-26 09:30:52,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2018-09-26 09:30:52,204 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 11 transitions. Word has length 5 [2018-09-26 09:30:52,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:30:52,205 INFO L480 AbstractCegarLoop]: Abstraction has 9 states and 11 transitions. [2018-09-26 09:30:52,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-26 09:30:52,205 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-09-26 09:30:52,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:30:52,206 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:30:52,206 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-09-26 09:30:52,206 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:30:52,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:30:52,207 INFO L82 PathProgramCache]: Analyzing trace with hash 892360290, now seen corresponding path program 1 times [2018-09-26 09:30:52,207 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy Received shutdown request... [2018-09-26 09:35:21,552 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:35:21,557 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:35:21,558 INFO L202 PluginConnector]: Adding new model down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:35:21 BoogieIcfgContainer [2018-09-26 09:35:21,558 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:35:21,559 INFO L168 Benchmark]: Toolchain (without parser) took 270296.83 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -433.1 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 475.6 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. [2018-09-26 09:35:21,562 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 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 09:35:21,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.53 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 09:35:21,563 INFO L168 Benchmark]: Boogie Preprocessor took 25.15 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 09:35:21,564 INFO L168 Benchmark]: RCFGBuilder took 310.47 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 09:35:21,565 INFO L168 Benchmark]: TraceAbstraction took 269913.93 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -433.1 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 465.0 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. [2018-09-26 09:35:21,571 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 0.15 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 40.53 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 25.15 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 310.47 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 269913.93 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -433.1 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 465.0 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 76]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 76). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 86 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 1 error locations. TIMEOUT Result, 269.8s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 3 SDslu, 6 SDs, 0 SdLazy, 20 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred in iteration=1, 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, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s 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/down.i_4.bplTransformedIcfg_BEv2_5.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-35-21-588.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/down.i_4.bplTransformedIcfg_BEv2_5.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-35-21-588.csv Completed graceful shutdown