/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs RABIN_PETRI_NET -i ../../../trunk/examples/concurrent/bpl/regression/LBE_bigexample_safe_BA.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:36:22,950 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:36:22,987 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-10-12 17:36:23,013 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:36:23,014 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:36:23,014 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:36:23,015 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:36:23,015 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:36:23,016 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:36:23,016 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:36:23,016 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:36:23,016 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:36:23,017 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:36:23,017 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:36:23,017 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:36:23,017 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:36:23,018 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:36:23,018 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:36:23,018 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:36:23,019 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:36:23,019 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:36:23,022 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:36:23,022 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:36:23,022 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:36:23,025 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:36:23,025 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:36:23,025 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:36:23,026 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:36:23,026 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:36:23,027 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:36:23,027 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:36:23,027 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:36:23,028 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:36:23,029 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:36:23,029 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> RABIN_PETRI_NET [2023-10-12 17:36:23,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:36:23,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:36:23,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:36:23,257 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:36:23,259 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:36:23,260 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/LBE_bigexample_safe_BA.bpl [2023-10-12 17:36:23,261 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/LBE_bigexample_safe_BA.bpl' [2023-10-12 17:36:23,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:36:23,278 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:36:23,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:36:23,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:36:23,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:36:23,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,295 INFO L138 Inliner]: procedures = 2, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:36:23,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:36:23,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:36:23,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:36:23,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:36:23,304 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:36:23,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:36:23,308 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:36:23,308 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:36:23,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/1) ... [2023-10-12 17:36:23,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:23,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:23,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:36:23,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-10-12 17:36:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2023-10-12 17:36:23,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2023-10-12 17:36:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:36:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:36:23,407 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-10-12 17:36:23,439 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:36:23,440 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:36:23,512 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:36:23,517 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:36:23,517 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:36:23,518 INFO L201 PluginConnector]: Adding new model LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:36:23 BoogieIcfgContainer [2023-10-12 17:36:23,518 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:36:23,519 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:36:23,519 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:36:23,521 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:36:23,522 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:36:23,522 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:23" (1/2) ... [2023-10-12 17:36:23,523 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@749d9faf and model type LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:36:23, skipping insertion in model container [2023-10-12 17:36:23,523 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:36:23,523 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:36:23" (2/2) ... [2023-10-12 17:36:23,524 INFO L332 chiAutomizerObserver]: Analyzing ICFG LBE_bigexample_safe_BA.bpl [2023-10-12 17:36:23,587 INFO L144 ThreadInstanceAdder]: Constructed 16 joinOtherThreadTransitions. [2023-10-12 17:36:23,625 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 107 places, 110 transitions, 288 flow [2023-10-12 17:36:23,660 INFO L124 PetriNetUnfolderBase]: 17/118 cut-off events. [2023-10-12 17:36:23,660 INFO L125 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2023-10-12 17:36:23,665 INFO L83 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 118 events. 17/118 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 468 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 113. Up to 12 conditions per place. [2023-10-12 17:36:23,665 INFO L82 GeneralOperation]: Start removeDead. Operand has 107 places, 110 transitions, 288 flow [2023-10-12 17:36:23,670 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 103 places, 102 transitions, 264 flow [2023-10-12 17:36:23,672 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:36:23,681 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 102 transitions, 264 flow [2023-10-12 17:36:23,683 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 102 transitions, 264 flow [2023-10-12 17:36:23,683 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 103 places, 102 transitions, 264 flow [2023-10-12 17:36:23,703 INFO L124 PetriNetUnfolderBase]: 17/118 cut-off events. [2023-10-12 17:36:23,703 INFO L125 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2023-10-12 17:36:23,704 INFO L83 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 118 events. 17/118 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 465 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 113. Up to 12 conditions per place. [2023-10-12 17:36:23,707 INFO L119 LiptonReduction]: Number of co-enabled transitions 6536 [2023-10-12 17:36:24,130 INFO L134 LiptonReduction]: Checked pairs total: 11800 [2023-10-12 17:36:24,130 INFO L136 LiptonReduction]: Total number of compositions: 108 [2023-10-12 17:36:24,141 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:36:24,142 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:36:24,142 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:36:24,142 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:36:24,142 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:36:24,142 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:36:24,142 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:36:24,142 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == RabinPetriNetCegarLoop ======== [2023-10-12 17:36:24,143 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 66 places, 65 transitions, 190 flow [2023-10-12 17:36:24,173 INFO L124 PetriNetUnfolderBase]: 17/81 cut-off events. [2023-10-12 17:36:24,173 INFO L125 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2023-10-12 17:36:24,174 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is empty [2023-10-12 17:36:24,176 INFO L201 PluginConnector]: Adding new model LBE_bigexample_safe_BA.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:36:24 BoogieIcfgContainer [2023-10-12 17:36:24,177 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:36:24,178 INFO L158 Benchmark]: Toolchain (without parser) took 899.40ms. Allocated memory was 172.0MB in the beginning and 283.1MB in the end (delta: 111.1MB). Free memory was 124.9MB in the beginning and 208.6MB in the end (delta: -83.6MB). Peak memory consumption was 27.0MB. Max. memory is 8.0GB. [2023-10-12 17:36:24,179 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.46ms. Allocated memory is still 172.0MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:36:24,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.58ms. Allocated memory is still 172.0MB. Free memory was 124.8MB in the beginning and 123.4MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:36:24,181 INFO L158 Benchmark]: Boogie Preprocessor took 9.79ms. Allocated memory is still 172.0MB. Free memory was 123.2MB in the beginning and 122.3MB in the end (delta: 897.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:36:24,182 INFO L158 Benchmark]: RCFGBuilder took 210.10ms. Allocated memory is still 172.0MB. Free memory was 122.3MB in the beginning and 114.1MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2023-10-12 17:36:24,183 INFO L158 Benchmark]: BuchiAutomizer took 657.94ms. Allocated memory was 172.0MB in the beginning and 283.1MB in the end (delta: 111.1MB). Free memory was 113.9MB in the beginning and 208.6MB in the end (delta: -94.6MB). Peak memory consumption was 16.6MB. Max. memory is 8.0GB. [2023-10-12 17:36:24,187 INFO L338 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 0.46ms. Allocated memory is still 172.0MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 17.58ms. Allocated memory is still 172.0MB. Free memory was 124.8MB in the beginning and 123.4MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 9.79ms. Allocated memory is still 172.0MB. Free memory was 123.2MB in the beginning and 122.3MB in the end (delta: 897.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 210.10ms. Allocated memory is still 172.0MB. Free memory was 122.3MB in the beginning and 114.1MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 657.94ms. Allocated memory was 172.0MB in the beginning and 283.1MB in the end (delta: 111.1MB). Free memory was 113.9MB in the beginning and 208.6MB in the end (delta: -94.6MB). Peak memory consumption was 16.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.5s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.4s, 103 PlacesBefore, 66 PlacesAfterwards, 102 TransitionsBefore, 65 TransitionsAfterwards, 6536 CoEnabledTransitionPairs, 6 FixpointIterations, 0 TrivialSequentialCompositions, 108 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 108 TotalNumberOfCompositions, 11800 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11800, independent: 11800, independent conditional: 0, independent unconditional: 11800, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2759, independent: 2759, independent conditional: 0, independent unconditional: 2759, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2759, independent: 2759, independent conditional: 0, independent unconditional: 2759, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11800, independent: 9041, independent conditional: 0, independent unconditional: 9041, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2759, unknown conditional: 0, unknown unconditional: 2759] , Statistics on independence cache: Total cache size (in pairs): 214, Positive cache size: 214, Positive conditional cache size: 0, Positive unconditional cache size: 214, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2023-10-12 17:36:24,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...