/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/buchiAutomizer/concurrent-buchi-pn-semanticLbe.epf -i ../../../trunk/examples/concurrent/bpl/POPL2023/motivating-slowitp.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.omega-petrinet-638c691-m [2022-09-29 15:05:50,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 15:05:50,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 15:05:50,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 15:05:50,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 15:05:50,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 15:05:50,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 15:05:50,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 15:05:50,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 15:05:50,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 15:05:50,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 15:05:50,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 15:05:50,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 15:05:50,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 15:05:50,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 15:05:50,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 15:05:50,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 15:05:50,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 15:05:50,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 15:05:50,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 15:05:50,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 15:05:50,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 15:05:50,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 15:05:50,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 15:05:50,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-29 15:05:50,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-29 15:05:50,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-29 15:05:50,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-29 15:05:50,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-29 15:05:50,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-29 15:05:50,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-29 15:05:50,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-29 15:05:50,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-29 15:05:50,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 15:05:50,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 15:05:50,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 15:05:50,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-buchi-pn-semanticLbe.epf [2022-09-29 15:05:50,922 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 15:05:50,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 15:05:50,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 15:05:50,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 15:05:50,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 15:05:50,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 15:05:50,924 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 15:05:50,924 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-09-29 15:05:50,925 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-09-29 15:05:50,925 INFO L138 SettingsManager]: * Use old map elimination=false [2022-09-29 15:05:50,925 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-09-29 15:05:50,926 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-09-29 15:05:50,926 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-09-29 15:05:50,926 INFO L138 SettingsManager]: * Automaton type for concurrent programs=BUCHI_PETRI_NET [2022-09-29 15:05:50,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 15:05:50,926 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 15:05:50,926 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-09-29 15:05:50,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 15:05:50,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 15:05:50,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 15:05:50,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-09-29 15:05:50,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-09-29 15:05:50,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-09-29 15:05:50,927 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 15:05:50,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 15:05:50,927 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-09-29 15:05:50,927 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 15:05:50,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-09-29 15:05:50,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 15:05:50,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 15:05:50,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 15:05:50,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 15:05:50,929 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-09-29 15:05:50,930 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 15:05:51,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 15:05:51,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 15:05:51,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 15:05:51,185 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 15:05:51,186 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 15:05:51,187 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/motivating-slowitp.bpl [2022-09-29 15:05:51,187 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/motivating-slowitp.bpl' [2022-09-29 15:05:51,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 15:05:51,216 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-29 15:05:51,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-29 15:05:51,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-29 15:05:51,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-29 15:05:51,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,244 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-29 15:05:51,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-29 15:05:51,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 15:05:51,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 15:05:51,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 15:05:51,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 15:05:51,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 15:05:51,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 15:05:51,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 15:05:51,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/1) ... [2022-09-29 15:05:51,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:51,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:51,288 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) [2022-09-29 15:05:51,290 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 [2022-09-29 15:05:51,313 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-29 15:05:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-29 15:05:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-29 15:05:51,314 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-29 15:05:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-29 15:05:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-29 15:05:51,314 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-29 15:05:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-29 15:05:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-29 15:05:51,314 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-29 15:05:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 15:05:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 15:05:51,315 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-29 15:05:51,350 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 15:05:51,351 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 15:05:51,424 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 15:05:51,462 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 15:05:51,462 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-29 15:05:51,464 INFO L202 PluginConnector]: Adding new model motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:05:51 BoogieIcfgContainer [2022-09-29 15:05:51,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 15:05:51,465 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-09-29 15:05:51,465 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-09-29 15:05:51,468 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-09-29 15:05:51,469 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:05:51,469 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:05:51" (1/2) ... [2022-09-29 15:05:51,470 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2cf8a2a7 and model type motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.09 03:05:51, skipping insertion in model container [2022-09-29 15:05:51,470 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:05:51,471 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:05:51" (2/2) ... [2022-09-29 15:05:51,472 INFO L322 chiAutomizerObserver]: Analyzing ICFG motivating-slowitp.bpl [2022-09-29 15:05:51,566 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-09-29 15:05:51,618 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 36 places, 32 transitions, 88 flow [2022-09-29 15:05:51,654 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:05:51,655 INFO L123 PetriNetUnfolderBase]: 3/26 cut-off events. [2022-09-29 15:05:51,655 INFO L124 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2022-09-29 15:05:51,658 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 3/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 42 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 22. Up to 2 conditions per place. [2022-09-29 15:05:51,658 INFO L82 GeneralOperation]: Start removeDead. Operand has 36 places, 32 transitions, 88 flow [2022-09-29 15:05:51,662 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 33 places, 26 transitions, 70 flow [2022-09-29 15:05:51,677 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-09-29 15:05:51,703 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 26 transitions, 70 flow [2022-09-29 15:05:51,705 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 26 transitions, 70 flow [2022-09-29 15:05:51,705 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 33 places, 26 transitions, 70 flow [2022-09-29 15:05:51,713 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:05:51,713 INFO L123 PetriNetUnfolderBase]: 3/26 cut-off events. [2022-09-29 15:05:51,713 INFO L124 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2022-09-29 15:05:51,714 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 3/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 41 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 22. Up to 2 conditions per place. [2022-09-29 15:05:51,720 INFO L116 LiptonReduction]: Number of co-enabled transitions 234 [2022-09-29 15:05:52,086 INFO L131 LiptonReduction]: Checked pairs total: 112 [2022-09-29 15:05:52,086 INFO L133 LiptonReduction]: Total number of compositions: 8 [2022-09-29 15:05:52,106 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-09-29 15:05:52,106 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-09-29 15:05:52,106 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-09-29 15:05:52,107 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-09-29 15:05:52,107 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-09-29 15:05:52,107 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-09-29 15:05:52,107 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-09-29 15:05:52,107 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2022-09-29 15:05:52,108 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 25 places, 18 transitions, 54 flow [2022-09-29 15:05:52,112 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 25 places, 18 transitions, 54 flow [2022-09-29 15:05:52,114 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:52,114 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:05:52,114 INFO L123 PetriNetUnfolderBase]: 0/4 cut-off events. [2022-09-29 15:05:52,114 INFO L124 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2022-09-29 15:05:52,114 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:05:52,117 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-09-29 15:05:52,117 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 25 places, 18 transitions, 54 flow [2022-09-29 15:05:52,118 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 25 places, 18 transitions, 54 flow [2022-09-29 15:05:52,119 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:52,119 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:05:52,119 INFO L123 PetriNetUnfolderBase]: 0/4 cut-off events. [2022-09-29 15:05:52,119 INFO L124 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2022-09-29 15:05:52,119 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:05:52,125 INFO L733 eck$LassoCheckResult]: Stem: 40#[ULTIMATE.startENTRY]true [74] ULTIMATE.startENTRY-->L18: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 42#[L18]true [106] L18-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_12} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_i] 44#[L18-1, thread1ENTRY]true [88] thread1ENTRY-->L36-1: Formula: (= v_thread1Thread1of1ForFork0_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_i] 46#[L18-1, L36-1]true [2022-09-29 15:05:52,126 INFO L735 eck$LassoCheckResult]: Loop: 46#[L18-1, L36-1]true [117] L36-1-->L36-1: Formula: (and (= v_A_15 (store v_A_16 v_thread1Thread1of1ForFork0_i_14 (let ((.cse0 (select v_A_16 v_thread1Thread1of1ForFork0_i_14))) (ite (< .cse0 0) 0 .cse0)))) (< v_thread1Thread1of1ForFork0_i_14 v_N_10) (= v_thread1Thread1of1ForFork0_i_13 (+ v_thread1Thread1of1ForFork0_i_14 1))) InVars {A=v_A_16, N=v_N_10, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_14} OutVars{A=v_A_15, N=v_N_10, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_13} AuxVars[] AssignedVars[A, thread1Thread1of1ForFork0_i] 46#[L18-1, L36-1]true [2022-09-29 15:05:52,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:52,134 INFO L85 PathProgramCache]: Analyzing trace with hash 104279, now seen corresponding path program 1 times [2022-09-29 15:05:52,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:52,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724915908] [2022-09-29 15:05:52,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:52,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,209 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,225 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:52,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:52,228 INFO L85 PathProgramCache]: Analyzing trace with hash 148, now seen corresponding path program 1 times [2022-09-29 15:05:52,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:52,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400029030] [2022-09-29 15:05:52,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:52,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,244 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,257 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:52,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:52,260 INFO L85 PathProgramCache]: Analyzing trace with hash 3232766, now seen corresponding path program 1 times [2022-09-29 15:05:52,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:52,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405141318] [2022-09-29 15:05:52,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:52,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,281 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,288 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:52,395 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:05:52,396 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:05:52,396 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:05:52,396 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:05:52,396 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:05:52,396 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:52,396 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:05:52,396 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:05:52,396 INFO L133 ssoRankerPreferences]: Filename of dumped script: motivating-slowitp.bpl_BEv2_Iteration1_Lasso [2022-09-29 15:05:52,396 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:05:52,397 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:05:52,465 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:52,494 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:52,532 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:05:52,536 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:05:52,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:52,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:52,539 INFO L229 MonitoredProcess]: Starting monitored process 2 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) [2022-09-29 15:05:52,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-09-29 15:05:52,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:52,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:52,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:52,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:52,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:52,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:52,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:52,574 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:05:52,585 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:05:52,585 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2022-09-29 15:05:52,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:52,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:52,591 INFO L229 MonitoredProcess]: Starting monitored process 3 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) [2022-09-29 15:05:52,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-09-29 15:05:52,598 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:05:52,615 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:05:52,616 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:05:52,617 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork0_i, N) = -1*thread1Thread1of1ForFork0_i + 1*N Supporting invariants [] [2022-09-29 15:05:52,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:52,644 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:05:52,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:05:52,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:05:52,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:05:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:05:52,693 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:05:52,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:05:52,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 15:05:52,732 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-09-29 15:05:52,735 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:05:52,870 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 6 states and 349 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:05:52,871 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:05:52,880 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:05:52,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-09-29 15:05:52,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:05:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 116 transitions. [2022-09-29 15:05:52,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 116 transitions. Stem has 3 letters. Loop has 1 letters. [2022-09-29 15:05:52,892 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:05:52,893 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 116 transitions. Stem has 4 letters. Loop has 1 letters. [2022-09-29 15:05:52,893 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:05:52,893 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 116 transitions. Stem has 3 letters. Loop has 2 letters. [2022-09-29 15:05:52,893 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:05:52,893 INFO L428 stractBuchiCegarLoop]: Abstraction has has 37 places, 302 transitions, 1514 flow [2022-09-29 15:05:52,893 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-09-29 15:05:52,893 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 37 places, 302 transitions, 1514 flow [2022-09-29 15:05:52,899 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 37 places, 302 transitions, 1514 flow [2022-09-29 15:05:52,901 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:52,906 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 37 places, 302 transitions, 1514 flow [2022-09-29 15:05:52,911 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:52,912 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:05:52,912 INFO L123 PetriNetUnfolderBase]: 11/27 cut-off events. [2022-09-29 15:05:52,912 INFO L124 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2022-09-29 15:05:52,912 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:05:52,912 INFO L733 eck$LassoCheckResult]: Stem: 40#[ULTIMATE.startENTRY]true [74] ULTIMATE.startENTRY-->L18: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 42#[L18]true [106] L18-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_12} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_i] 44#[L18-1, thread1ENTRY]true [109] L18-1-->thread2ENTRY: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar1_2) (= 2 v_thread2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_12, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_cnt=v_thread2Thread1of1ForFork1_cnt_8, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_j, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_cnt, thread2Thread1of1ForFork1_thidvar1] 97#[L19, thread2ENTRY, thread1ENTRY]true [121] thread2ENTRY-->L52-1: Formula: (and (= v_thread2Thread1of1ForFork1_j_19 0) (= v_thread2Thread1of1ForFork1_cnt_15 0)) InVars {} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_19, thread2Thread1of1ForFork1_cnt=v_thread2Thread1of1ForFork1_cnt_15} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_j, thread2Thread1of1ForFork1_cnt] 99#[L52-1, L19, thread1ENTRY]true [2022-09-29 15:05:52,913 INFO L735 eck$LassoCheckResult]: Loop: 99#[L52-1, L19, thread1ENTRY]true [118] L52-1-->L52-1: Formula: (and (let ((.cse0 (< 0 (select v_A_19 v_thread2Thread1of1ForFork1_j_14)))) (or (and (not .cse0) (= v_thread2_cnt_28 v_thread2Thread1of1ForFork1_cnt_12)) (and .cse0 (= v_thread2_cnt_28 (+ v_thread2Thread1of1ForFork1_cnt_12 1))))) (let ((.cse1 (< 0 (select v_B_15 v_thread2Thread1of1ForFork1_j_14)))) (or (and .cse1 (= v_thread2Thread1of1ForFork1_cnt_11 (+ v_thread2_cnt_28 1))) (and (= v_thread2_cnt_28 v_thread2Thread1of1ForFork1_cnt_11) (not .cse1)))) (< v_thread2Thread1of1ForFork1_j_14 v_N_12) (= v_thread2Thread1of1ForFork1_j_13 (+ v_thread2Thread1of1ForFork1_j_14 1))) InVars {A=v_A_19, thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_14, N=v_N_12, thread2Thread1of1ForFork1_cnt=v_thread2Thread1of1ForFork1_cnt_12, B=v_B_15} OutVars{A=v_A_19, thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_13, N=v_N_12, thread2Thread1of1ForFork1_cnt=v_thread2Thread1of1ForFork1_cnt_11, B=v_B_15} AuxVars[v_thread2_cnt_28] AssignedVars[thread2Thread1of1ForFork1_j, thread2Thread1of1ForFork1_cnt] 99#[L52-1, L19, thread1ENTRY]true [2022-09-29 15:05:52,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:52,914 INFO L85 PathProgramCache]: Analyzing trace with hash 3233421, now seen corresponding path program 1 times [2022-09-29 15:05:52,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:52,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027562308] [2022-09-29 15:05:52,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:52,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,929 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,938 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:52,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:52,938 INFO L85 PathProgramCache]: Analyzing trace with hash 149, now seen corresponding path program 1 times [2022-09-29 15:05:52,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:52,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514701053] [2022-09-29 15:05:52,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:52,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,949 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,960 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:52,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:52,960 INFO L85 PathProgramCache]: Analyzing trace with hash 100236169, now seen corresponding path program 1 times [2022-09-29 15:05:52,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:52,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460129668] [2022-09-29 15:05:52,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:52,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,991 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:52,998 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:53,168 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:05:53,169 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:05:53,169 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:05:53,171 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:05:53,171 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:05:53,171 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:53,171 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:05:53,171 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:05:53,171 INFO L133 ssoRankerPreferences]: Filename of dumped script: motivating-slowitp.bpl_BEv2_Iteration2_Lasso [2022-09-29 15:05:53,171 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:05:53,172 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:05:53,176 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:53,179 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:53,181 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:53,263 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:53,266 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:53,422 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:05:53,422 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:05:53,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:53,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:53,428 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2022-09-29 15:05:53,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:53,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:53,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:53,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:53,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:53,444 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:53,444 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:53,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-09-29 15:05:53,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:53,469 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-09-29 15:05:53,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:53,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:53,492 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2022-09-29 15:05:53,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-09-29 15:05:53,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:53,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:53,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:53,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:53,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:53,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:53,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:53,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:53,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:53,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:53,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:53,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:53,541 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2022-09-29 15:05:53,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-09-29 15:05:53,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:53,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:53,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:53,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:53,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:53,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:53,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:53,575 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:05:53,588 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:05:53,588 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-09-29 15:05:53,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:53,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:53,595 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2022-09-29 15:05:53,600 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:05:53,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-09-29 15:05:53,618 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:05:53,618 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:05:53,618 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork1_j, N) = -1*thread2Thread1of1ForFork1_j + 1*N Supporting invariants [] [2022-09-29 15:05:53,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:53,643 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:05:53,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:05:53,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:05:53,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:05:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:05:53,666 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:05:53,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:05:53,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 15:05:53,667 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-09-29 15:05:53,668 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:05:53,740 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 6 states and 346 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:05:53,740 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:05:53,767 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:05:53,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-09-29 15:05:53,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:05:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 114 transitions. [2022-09-29 15:05:53,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 114 transitions. Stem has 4 letters. Loop has 1 letters. [2022-09-29 15:05:53,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:05:53,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 114 transitions. Stem has 5 letters. Loop has 1 letters. [2022-09-29 15:05:53,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:05:53,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 114 transitions. Stem has 4 letters. Loop has 2 letters. [2022-09-29 15:05:53,770 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:05:53,770 INFO L428 stractBuchiCegarLoop]: Abstraction has has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,770 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-09-29 15:05:53,770 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,787 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,795 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,796 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,803 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,867 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:53,892 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,907 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,915 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,916 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,926 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,935 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,941 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:53,950 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,961 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,965 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,970 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,971 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,977 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,980 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:53,990 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:53,991 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:54,002 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:54,003 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 49 places, 5040 transitions, 35424 flow [2022-09-29 15:05:54,028 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:54,028 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:05:54,028 INFO L123 PetriNetUnfolderBase]: 213/298 cut-off events. [2022-09-29 15:05:54,028 INFO L124 PetriNetUnfolderBase]: For 29/29 co-relation queries the response was YES. [2022-09-29 15:05:54,028 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:05:54,029 INFO L733 eck$LassoCheckResult]: Stem: 40#[ULTIMATE.startENTRY]true [74] ULTIMATE.startENTRY-->L18: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 42#[L18]true [106] L18-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_12} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_i] 44#[L18-1, thread1ENTRY]true [109] L18-1-->thread2ENTRY: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar1_2) (= 2 v_thread2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_12, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_cnt=v_thread2Thread1of1ForFork1_cnt_8, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_j, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_cnt, thread2Thread1of1ForFork1_thidvar1] 97#[L19, thread2ENTRY, thread1ENTRY]true [112] L19-->thread3ENTRY: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_12} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0, thread3Thread1of1ForFork2_k] 148#[thread2ENTRY, L20, thread1ENTRY, thread3ENTRY]true [99] thread3ENTRY-->L72-1: Formula: (= v_thread3Thread1of1ForFork2_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k] 150#[L72-1, thread2ENTRY, L20, thread1ENTRY]true [2022-09-29 15:05:54,029 INFO L735 eck$LassoCheckResult]: Loop: 150#[L72-1, thread2ENTRY, L20, thread1ENTRY]true [120] L72-1-->L72-1: Formula: (and (< v_thread3Thread1of1ForFork2_k_16 v_N_16) (= (+ v_thread3Thread1of1ForFork2_k_16 1) v_thread3Thread1of1ForFork2_k_15) (= v_B_17 (store v_B_18 v_thread3Thread1of1ForFork2_k_16 v_thread3Thread1of1ForFork2_k_16))) InVars {N=v_N_16, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_16, B=v_B_18} OutVars{N=v_N_16, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_15, B=v_B_17} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k, B] 150#[L72-1, thread2ENTRY, L20, thread1ENTRY]true [2022-09-29 15:05:54,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:54,030 INFO L85 PathProgramCache]: Analyzing trace with hash 100235871, now seen corresponding path program 1 times [2022-09-29 15:05:54,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:54,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127521530] [2022-09-29 15:05:54,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:54,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:54,035 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:54,039 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:54,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:54,039 INFO L85 PathProgramCache]: Analyzing trace with hash 151, now seen corresponding path program 1 times [2022-09-29 15:05:54,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:54,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106971379] [2022-09-29 15:05:54,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:54,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:54,042 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:54,045 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:54,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:54,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1187655175, now seen corresponding path program 1 times [2022-09-29 15:05:54,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:54,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237218618] [2022-09-29 15:05:54,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:54,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:54,050 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:54,055 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:54,104 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:05:54,104 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:05:54,104 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:05:54,104 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:05:54,104 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:05:54,104 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,104 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:05:54,104 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:05:54,105 INFO L133 ssoRankerPreferences]: Filename of dumped script: motivating-slowitp.bpl_BEv2_Iteration3_Lasso [2022-09-29 15:05:54,105 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:05:54,105 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:05:54,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,107 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,111 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,113 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,116 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,120 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,122 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,131 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:54,202 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:05:54,202 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:05:54,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,204 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2022-09-29 15:05:54,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-09-29 15:05:54,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:54,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:54,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:54,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:54,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:54,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,241 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2022-09-29 15:05:54,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-09-29 15:05:54,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:54,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:54,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:54,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:54,265 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:54,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,267 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2022-09-29 15:05:54,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-09-29 15:05:54,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,279 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:54,279 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:54,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:54,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:54,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,328 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2022-09-29 15:05:54,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-09-29 15:05:54,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:54,341 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:54,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:54,370 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:54,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,371 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2022-09-29 15:05:54,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-09-29 15:05:54,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,381 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:54,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:54,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:54,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:54,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,420 INFO L229 MonitoredProcess]: Starting monitored process 13 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) [2022-09-29 15:05:54,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-09-29 15:05:54,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:54,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:54,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:54,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:54,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:54,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,457 INFO L229 MonitoredProcess]: Starting monitored process 14 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) [2022-09-29 15:05:54,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-09-29 15:05:54,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:54,466 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:54,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:54,508 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:54,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,510 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2022-09-29 15:05:54,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-09-29 15:05:54,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:54,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:54,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:54,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-09-29 15:05:54,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,560 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2022-09-29 15:05:54,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-09-29 15:05:54,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:54,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,568 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:54,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:54,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:54,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:54,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,622 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2022-09-29 15:05:54,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-09-29 15:05:54,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:05:54,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:54,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:54,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:54,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:54,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:54,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:54,651 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:05:54,672 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-09-29 15:05:54,672 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-09-29 15:05:54,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:54,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:54,676 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2022-09-29 15:05:54,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-09-29 15:05:54,684 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:05:54,700 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:05:54,700 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:05:54,700 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork2_k, N) = -1*thread3Thread1of1ForFork2_k + 1*N Supporting invariants [] [2022-09-29 15:05:54,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:54,723 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:05:54,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:05:54,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:05:54,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:05:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:05:54,745 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:05:54,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:05:54,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 15:05:54,746 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-09-29 15:05:54,746 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:05:54,809 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 6 states and 349 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:05:54,809 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:05:55,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:56,122 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:05:56,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-09-29 15:05:56,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:05:56,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 116 transitions. [2022-09-29 15:05:56,124 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 116 transitions. Stem has 5 letters. Loop has 1 letters. [2022-09-29 15:05:56,125 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:05:56,125 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 116 transitions. Stem has 6 letters. Loop has 1 letters. [2022-09-29 15:05:56,125 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:05:56,125 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 116 transitions. Stem has 5 letters. Loop has 2 letters. [2022-09-29 15:05:56,125 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:05:56,125 INFO L428 stractBuchiCegarLoop]: Abstraction has has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:56,125 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-09-29 15:05:56,125 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:56,546 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:56,764 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:56,772 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:56,956 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:57,011 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:57,205 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:57,216 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:57,421 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:57,559 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:57,920 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:57,930 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:58,337 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:58,448 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:58,838 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:58,848 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:59,252 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:59,289 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:05:59,699 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:59,709 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:00,096 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:00,403 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:01,340 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:01,350 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:02,118 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:02,126 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:02,863 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:02,876 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:03,324 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:03,335 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:03,730 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:03,916 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:04,271 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:04,281 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:04,641 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:04,653 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:05,490 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:05,503 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:06,325 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:06,356 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:06,771 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:06,780 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:07,185 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:07,196 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:07,939 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:07,966 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:08,743 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:08,752 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:09,525 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:09,750 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:10,542 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:10,760 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:11,456 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:11,478 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:12,015 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:12,022 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:12,616 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:12,706 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:13,386 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:13,395 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:13,947 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:14,043 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:14,763 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:14,770 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:15,512 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:15,535 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:16,220 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:16,228 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:16,862 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:16,916 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:17,626 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:17,673 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:18,385 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:18,423 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:19,283 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:19,317 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:20,052 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:20,201 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:20,850 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:20,861 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:21,569 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:21,620 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:22,240 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:22,250 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:22,858 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:22,870 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:23,595 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:23,604 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:24,336 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:24,364 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:25,092 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:25,102 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:25,844 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:26,185 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:27,408 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:27,417 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:28,446 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:28,454 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:29,507 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:29,667 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:30,262 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:30,289 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:30,907 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:30,992 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:31,751 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:31,761 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:32,362 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:32,374 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:33,485 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:33,530 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:34,542 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:34,549 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:35,564 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:35,589 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:36,641 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:36,689 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:37,728 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:37,748 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:38,766 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:38,775 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:39,891 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:39,961 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:40,689 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:40,697 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:41,462 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:41,531 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:42,329 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:42,340 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:43,143 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:43,463 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:44,510 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:44,521 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:45,658 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:45,688 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:46,755 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:46,765 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:47,777 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:47,789 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:48,807 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:48,816 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:49,877 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:50,492 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:52,853 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:52,974 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:53,866 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:53,876 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:54,790 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:54,799 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:55,641 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:55,679 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:56,641 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:56,801 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:57,820 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:57,829 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:58,868 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:58,879 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:06:59,770 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:06:59,779 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:00,644 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:00,655 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:02,579 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:02,637 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:03,663 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:03,670 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:04,653 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:04,701 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:05,719 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:05,727 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:06,839 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:06,874 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:07,808 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:07,815 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:08,728 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:08,749 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:09,815 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:09,824 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:10,836 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:10,931 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:12,808 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:12,816 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:14,738 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:15,383 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:16,976 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:17,010 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:18,245 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:18,270 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:19,524 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:19,566 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:21,232 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:21,277 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:23,152 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:23,160 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:24,995 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:25,006 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:26,379 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:26,388 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:27,756 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:27,794 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:29,133 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:29,140 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:30,430 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:30,440 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:31,795 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:31,803 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:33,085 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:33,589 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:35,629 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:35,664 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:37,699 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:37,741 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:39,928 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:39,937 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:42,191 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:42,433 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:45,401 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:45,424 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 61 places, 83592 transitions, 756216 flow [2022-09-29 15:07:48,397 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:07:48,824 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:07:48,824 INFO L123 PetriNetUnfolderBase]: 4523/5573 cut-off events. [2022-09-29 15:07:48,825 INFO L124 PetriNetUnfolderBase]: For 603/603 co-relation queries the response was YES. [2022-09-29 15:07:48,826 INFO L47 CFPrefixIsEmptyBuchi]: Starting emptiness check. [2022-09-29 15:07:48,826 INFO L62 CFPrefixIsEmptyBuchi]: Starting cutoff event analysis. [2022-09-29 15:07:48,831 INFO L72 CFPrefixIsEmptyBuchi]: Ended cutoff event analysis. [2022-09-29 15:07:48,831 INFO L76 CFPrefixIsEmptyBuchi]: Type 1 Lasso search started. [2022-09-29 15:07:48,831 INFO L87 CFPrefixIsEmptyBuchi]: Type 1 Lasso search ended. [2022-09-29 15:07:48,831 INFO L107 CFPrefixIsEmptyBuchi]: Type 3 Lasso search started. [2022-09-29 15:07:50,006 INFO L206 CFPrefixIsEmptyBuchi]: Type 3 Lasso search ended. [2022-09-29 15:07:50,006 INFO L50 CFPrefixIsEmptyBuchi]: Finished emptiness check, language is empty [2022-09-29 15:07:50,006 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is empty [2022-09-29 15:07:50,011 INFO L202 PluginConnector]: Adding new model motivating-slowitp.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.09 03:07:50 BoogieIcfgContainer [2022-09-29 15:07:50,011 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-09-29 15:07:50,014 INFO L158 Benchmark]: Toolchain (without parser) took 118796.17ms. Allocated memory was 184.5MB in the beginning and 734.0MB in the end (delta: 549.5MB). Free memory was 135.9MB in the beginning and 154.1MB in the end (delta: -18.1MB). Peak memory consumption was 580.6MB. Max. memory is 8.0GB. [2022-09-29 15:07:50,015 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 137.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 15:07:50,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.52ms. Allocated memory is still 184.5MB. Free memory was 135.9MB in the beginning and 134.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-29 15:07:50,015 INFO L158 Benchmark]: Boogie Preprocessor took 19.23ms. Allocated memory is still 184.5MB. Free memory was 134.3MB in the beginning and 133.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-29 15:07:50,016 INFO L158 Benchmark]: RCFGBuilder took 198.91ms. Allocated memory is still 184.5MB. Free memory was 133.3MB in the beginning and 154.9MB in the end (delta: -21.6MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. [2022-09-29 15:07:50,016 INFO L158 Benchmark]: BuchiAutomizer took 118546.19ms. Allocated memory was 184.5MB in the beginning and 734.0MB in the end (delta: 549.5MB). Free memory was 154.8MB in the beginning and 154.1MB in the end (delta: 703.0kB). Peak memory consumption was 597.9MB. Max. memory is 8.0GB. [2022-09-29 15:07:50,018 INFO L339 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 0.11ms. Allocated memory is still 184.5MB. Free memory is still 137.1MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.52ms. Allocated memory is still 184.5MB. Free memory was 135.9MB in the beginning and 134.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 19.23ms. Allocated memory is still 184.5MB. Free memory was 134.3MB in the beginning and 133.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 198.91ms. Allocated memory is still 184.5MB. Free memory was 133.3MB in the beginning and 154.9MB in the end (delta: -21.6MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. * BuchiAutomizer took 118546.19ms. Allocated memory was 184.5MB in the beginning and 734.0MB in the end (delta: 549.5MB). Free memory was 154.8MB in the beginning and 154.1MB in the end (delta: 703.0kB). Peak memory consumption was 597.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (0 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function N + -1 * j and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 118.4s and 4 iterations. TraceHistogramMax:0. Analysis of lassos took 1.9s. Construction of modules took 0.1s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 1. 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 227 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 224 mSDsluCounter, 162 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 71 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 202 IncrementalHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 117 mSDtfsCounter, 202 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital61 mio100 ax100 hnf100 lsp134 ukn49 mio100 lsp93 div100 bol100 ite100 ukn100 eq155 hnf95 smp100 dnf137 smp77 tf100 neg98 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 79ms VariablesStem: 3 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: 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, 33 PlacesBefore, 25 PlacesAfterwards, 26 TransitionsBefore, 18 TransitionsAfterwards, 234 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 8 TotalNumberOfCompositions, 112 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 112, positive: 112, positive conditional: 0, positive unconditional: 112, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 112, positive: 112, positive conditional: 0, positive unconditional: 112, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 112, positive: 112, positive conditional: 0, positive unconditional: 112, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 112, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 112, unknown conditional: 0, unknown unconditional: 112] , Statistics on independence cache: Total cache size (in pairs): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2022-09-29 15:07:50,056 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...