/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 20:40:45,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 20:40:45,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 20:40:45,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 20:40:45,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 20:40:45,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 20:40:45,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 20:40:45,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 20:40:45,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 20:40:45,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 20:40:45,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 20:40:45,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 20:40:45,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 20:40:45,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 20:40:45,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 20:40:45,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 20:40:45,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 20:40:45,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 20:40:45,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 20:40:45,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 20:40:45,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 20:40:45,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 20:40:45,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 20:40:45,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 20:40:45,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-25 20:40:45,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-25 20:40:45,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-25 20:40:45,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-25 20:40:45,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-25 20:40:45,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-25 20:40:45,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 20:40:45,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 20:40:45,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 20:40:45,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 20:40:45,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 20:40:45,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 20:40:45,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 20:40:45,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 20:40:45,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 20:40:45,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 20:40:45,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 20:40:45,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf [2021-03-25 20:40:46,000 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 20:40:46,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 20:40:46,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 20:40:46,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 20:40:46,004 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 20:40:46,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 20:40:46,005 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 20:40:46,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 20:40:46,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 20:40:46,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 20:40:46,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 20:40:46,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 20:40:46,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 20:40:46,006 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 20:40:46,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 20:40:46,007 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 20:40:46,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 20:40:46,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 20:40:46,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 20:40:46,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 20:40:46,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 20:40:46,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 20:40:46,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 20:40:46,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 20:40:46,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 20:40:46,009 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 20:40:46,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 20:40:46,009 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 20:40:46,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 20:40:46,009 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 20:40:46,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 20:40:46,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 20:40:46,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 20:40:46,357 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-25 20:40:46,358 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-25 20:40:46,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl [2021-03-25 20:40:46,359 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl' [2021-03-25 20:40:46,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 20:40:46,418 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-25 20:40:46,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 20:40:46,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 20:40:46,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 20:40:46,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... [2021-03-25 20:40:46,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... [2021-03-25 20:40:46,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 20:40:46,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 20:40:46,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 20:40:46,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 20:40:46,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... [2021-03-25 20:40:46,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... [2021-03-25 20:40:46,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... [2021-03-25 20:40:46,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... [2021-03-25 20:40:46,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... [2021-03-25 20:40:46,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... [2021-03-25 20:40:46,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... [2021-03-25 20:40:46,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 20:40:46,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 20:40:46,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 20:40:46,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 20:40:46,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 20:40:46,517 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-25 20:40:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-25 20:40:46,517 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-25 20:40:46,517 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-25 20:40:46,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-25 20:40:46,517 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-25 20:40:46,518 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-25 20:40:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 20:40:46,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 20:40:46,518 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-25 20:40:46,518 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-25 20:40:46,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-25 20:40:46,519 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 20:40:46,704 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 20:40:46,705 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-25 20:40:46,706 INFO L202 PluginConnector]: Adding new model three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 08:40:46 BoogieIcfgContainer [2021-03-25 20:40:46,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 20:40:46,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 20:40:46,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 20:40:46,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 20:40:46,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:40:46" (1/2) ... [2021-03-25 20:40:46,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3df825b1 and model type three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 08:40:46, skipping insertion in model container [2021-03-25 20:40:46,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 08:40:46" (2/2) ... [2021-03-25 20:40:46,713 INFO L111 eAbstractionObserver]: Analyzing ICFG three-array-sum.wvr.bpl [2021-03-25 20:40:46,729 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 20:40:46,732 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 20:40:46,733 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 20:40:46,800 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-25 20:40:46,816 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-25 20:40:46,834 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 20:40:46,834 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 20:40:46,834 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 20:40:46,834 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 20:40:46,835 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 20:40:46,835 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 20:40:46,835 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 20:40:46,835 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 20:40:46,843 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 35 places, 29 transitions, 82 flow [2021-03-25 20:40:46,863 INFO L129 PetriNetUnfolder]: 4/26 cut-off events. [2021-03-25 20:40:46,864 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 20:40:46,866 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 4/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 39 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 20. Up to 3 conditions per place. [2021-03-25 20:40:46,867 INFO L82 GeneralOperation]: Start removeDead. Operand has 35 places, 29 transitions, 82 flow [2021-03-25 20:40:46,870 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 30 places, 24 transitions, 66 flow [2021-03-25 20:40:46,871 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:46,883 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 30 places, 24 transitions, 66 flow [2021-03-25 20:40:46,885 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 30 places, 24 transitions, 66 flow [2021-03-25 20:40:46,886 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 30 places, 24 transitions, 66 flow [2021-03-25 20:40:46,893 INFO L129 PetriNetUnfolder]: 4/24 cut-off events. [2021-03-25 20:40:46,893 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 20:40:46,894 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37 conditions, 24 events. 4/24 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 37 event pairs, 0 based on Foata normal form. 0/20 useless extension candidates. Maximal degree in co-relation 20. Up to 3 conditions per place. [2021-03-25 20:40:46,896 INFO L142 LiptonReduction]: Number of co-enabled transitions 184 [2021-03-25 20:40:47,114 INFO L154 LiptonReduction]: Checked pairs total: 90 [2021-03-25 20:40:47,114 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-25 20:40:47,116 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 246 [2021-03-25 20:40:47,137 INFO L129 PetriNetUnfolder]: 4/16 cut-off events. [2021-03-25 20:40:47,137 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 20:40:47,137 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:47,138 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:47,138 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:47,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:47,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1170624941, now seen corresponding path program 1 times [2021-03-25 20:40:47,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:47,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227229636] [2021-03-25 20:40:47,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:47,351 INFO L142 QuantifierPusher]: treesize reduction 6, result has 76.0 percent of original size [2021-03-25 20:40:47,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:47,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:47,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227229636] [2021-03-25 20:40:47,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:40:47,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 20:40:47,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656892101] [2021-03-25 20:40:47,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 20:40:47,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:47,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 20:40:47,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 20:40:47,401 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 36 [2021-03-25 20:40:47,403 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 17 transitions, 52 flow. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2021-03-25 20:40:47,403 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:47,403 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 36 [2021-03-25 20:40:47,404 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:47,431 INFO L129 PetriNetUnfolder]: 8/30 cut-off events. [2021-03-25 20:40:47,431 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-03-25 20:40:47,433 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56 conditions, 30 events. 8/30 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 59 event pairs, 0 based on Foata normal form. 1/26 useless extension candidates. Maximal degree in co-relation 32. Up to 8 conditions per place. [2021-03-25 20:40:47,436 INFO L132 encePairwiseOnDemand]: 32/36 looper letters, 3 selfloop transitions, 3 changer transitions 0/19 dead transitions. [2021-03-25 20:40:47,436 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 19 transitions, 68 flow [2021-03-25 20:40:47,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 20:40:47,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 20:40:47,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2021-03-25 20:40:47,450 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8425925925925926 [2021-03-25 20:40:47,450 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 91 transitions. [2021-03-25 20:40:47,451 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 91 transitions. [2021-03-25 20:40:47,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:47,454 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 91 transitions. [2021-03-25 20:40:47,457 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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) [2021-03-25 20:40:47,462 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 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) [2021-03-25 20:40:47,463 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 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) [2021-03-25 20:40:47,464 INFO L185 Difference]: Start difference. First operand has 23 places, 17 transitions, 52 flow. Second operand 3 states and 91 transitions. [2021-03-25 20:40:47,465 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 19 transitions, 68 flow [2021-03-25 20:40:47,468 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 19 transitions, 56 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-03-25 20:40:47,471 INFO L241 Difference]: Finished difference. Result has 20 places, 19 transitions, 59 flow [2021-03-25 20:40:47,473 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=59, PETRI_PLACES=20, PETRI_TRANSITIONS=19} [2021-03-25 20:40:47,473 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, -3 predicate places. [2021-03-25 20:40:47,474 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:47,474 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 20 places, 19 transitions, 59 flow [2021-03-25 20:40:47,475 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 20 places, 19 transitions, 59 flow [2021-03-25 20:40:47,475 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 20 places, 19 transitions, 59 flow [2021-03-25 20:40:47,488 INFO L129 PetriNetUnfolder]: 8/30 cut-off events. [2021-03-25 20:40:47,488 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 20:40:47,488 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 30 events. 8/30 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 50 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 28. Up to 8 conditions per place. [2021-03-25 20:40:47,489 INFO L142 LiptonReduction]: Number of co-enabled transitions 108 [2021-03-25 20:40:47,491 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:47,491 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:47,491 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17 [2021-03-25 20:40:47,492 INFO L480 AbstractCegarLoop]: Abstraction has has 20 places, 19 transitions, 59 flow [2021-03-25 20:40:47,492 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2021-03-25 20:40:47,492 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:47,493 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:47,493 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 20:40:47,493 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:47,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:47,494 INFO L82 PathProgramCache]: Analyzing trace with hash -527676753, now seen corresponding path program 1 times [2021-03-25 20:40:47,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:47,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927977828] [2021-03-25 20:40:47,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:47,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:47,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:47,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:47,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:47,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:47,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:47,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:47,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927977828] [2021-03-25 20:40:47,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:40:47,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 20:40:47,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812991687] [2021-03-25 20:40:47,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:40:47,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:47,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:40:47,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:40:47,562 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 36 [2021-03-25 20:40:47,563 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 20 places, 19 transitions, 59 flow. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 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) [2021-03-25 20:40:47,563 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:47,563 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 36 [2021-03-25 20:40:47,564 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:47,646 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([83] L49-1-->L49: Formula: (< v_l_2 v_N_6) InVars {l=v_l_2, N=v_N_6} OutVars{l=v_l_2, N=v_N_6} AuxVars[] AssignedVars[][16], [39#true, 9#L49true, 26#L66true, 10#thread1EXITtrue, Black: 41#(and (= csum (+ bsum asum)) (= asum 0) (= bsum 0)), 44#true, 30#L37-1true]) [2021-03-25 20:40:47,647 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 20:40:47,647 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 20:40:47,648 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 20:40:47,648 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-03-25 20:40:47,650 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([102] L49-1-->thread3EXIT: Formula: (not (< v_l_21 v_N_14)) InVars {N=v_N_14, l=v_l_21} OutVars{N=v_N_14, l=v_l_21} AuxVars[] AssignedVars[][17], [17#thread3EXITtrue, 39#true, 26#L66true, 10#thread1EXITtrue, Black: 41#(and (= csum (+ bsum asum)) (= asum 0) (= bsum 0)), 44#true, 30#L37-1true]) [2021-03-25 20:40:47,651 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 20:40:47,651 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-03-25 20:40:47,651 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 20:40:47,656 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 20:40:47,661 INFO L129 PetriNetUnfolder]: 114/207 cut-off events. [2021-03-25 20:40:47,662 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-03-25 20:40:47,664 INFO L84 FinitePrefix]: Finished finitePrefix Result has 415 conditions, 207 events. 114/207 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 751 event pairs, 23 based on Foata normal form. 6/147 useless extension candidates. Maximal degree in co-relation 380. Up to 109 conditions per place. [2021-03-25 20:40:47,666 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 13 selfloop transitions, 6 changer transitions 0/30 dead transitions. [2021-03-25 20:40:47,666 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 23 places, 30 transitions, 124 flow [2021-03-25 20:40:47,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 20:40:47,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 20:40:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 95 transitions. [2021-03-25 20:40:47,670 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6597222222222222 [2021-03-25 20:40:47,671 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 95 transitions. [2021-03-25 20:40:47,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 95 transitions. [2021-03-25 20:40:47,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:47,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 95 transitions. [2021-03-25 20:40:47,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 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) [2021-03-25 20:40:47,674 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 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) [2021-03-25 20:40:47,674 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 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) [2021-03-25 20:40:47,675 INFO L185 Difference]: Start difference. First operand has 20 places, 19 transitions, 59 flow. Second operand 4 states and 95 transitions. [2021-03-25 20:40:47,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 23 places, 30 transitions, 124 flow [2021-03-25 20:40:47,676 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 22 places, 30 transitions, 120 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 20:40:47,679 INFO L241 Difference]: Finished difference. Result has 24 places, 24 transitions, 106 flow [2021-03-25 20:40:47,679 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=56, PETRI_DIFFERENCE_MINUEND_PLACES=19, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=106, PETRI_PLACES=24, PETRI_TRANSITIONS=24} [2021-03-25 20:40:47,680 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 1 predicate places. [2021-03-25 20:40:47,680 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:47,680 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 24 places, 24 transitions, 106 flow [2021-03-25 20:40:47,681 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 24 places, 24 transitions, 106 flow [2021-03-25 20:40:47,681 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 24 places, 24 transitions, 106 flow [2021-03-25 20:40:47,694 INFO L129 PetriNetUnfolder]: 31/71 cut-off events. [2021-03-25 20:40:47,694 INFO L130 PetriNetUnfolder]: For 30/36 co-relation queries the response was YES. [2021-03-25 20:40:47,694 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160 conditions, 71 events. 31/71 cut-off events. For 30/36 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 195 event pairs, 3 based on Foata normal form. 0/62 useless extension candidates. Maximal degree in co-relation 129. Up to 40 conditions per place. [2021-03-25 20:40:47,695 INFO L142 LiptonReduction]: Number of co-enabled transitions 158 [2021-03-25 20:40:47,698 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:47,698 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:47,698 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18 [2021-03-25 20:40:47,699 INFO L480 AbstractCegarLoop]: Abstraction has has 24 places, 24 transitions, 106 flow [2021-03-25 20:40:47,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 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) [2021-03-25 20:40:47,700 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:47,700 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:47,700 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 20:40:47,700 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:47,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:47,701 INFO L82 PathProgramCache]: Analyzing trace with hash -1273152327, now seen corresponding path program 2 times [2021-03-25 20:40:47,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:47,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505212010] [2021-03-25 20:40:47,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:47,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:47,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:47,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:47,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:47,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:47,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:47,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:47,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505212010] [2021-03-25 20:40:47,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:40:47,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 20:40:47,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883034162] [2021-03-25 20:40:47,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:40:47,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:47,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:40:47,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:40:47,756 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 36 [2021-03-25 20:40:47,756 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 24 transitions, 106 flow. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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) [2021-03-25 20:40:47,756 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:47,757 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 36 [2021-03-25 20:40:47,757 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:47,841 INFO L129 PetriNetUnfolder]: 163/281 cut-off events. [2021-03-25 20:40:47,841 INFO L130 PetriNetUnfolder]: For 305/309 co-relation queries the response was YES. [2021-03-25 20:40:47,842 INFO L84 FinitePrefix]: Finished finitePrefix Result has 837 conditions, 281 events. 163/281 cut-off events. For 305/309 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 1035 event pairs, 26 based on Foata normal form. 16/261 useless extension candidates. Maximal degree in co-relation 793. Up to 151 conditions per place. [2021-03-25 20:40:47,846 INFO L132 encePairwiseOnDemand]: 30/36 looper letters, 34 selfloop transitions, 9 changer transitions 0/50 dead transitions. [2021-03-25 20:40:47,846 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 50 transitions, 317 flow [2021-03-25 20:40:47,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 20:40:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 20:40:47,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 116 transitions. [2021-03-25 20:40:47,850 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6444444444444445 [2021-03-25 20:40:47,850 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 116 transitions. [2021-03-25 20:40:47,850 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 116 transitions. [2021-03-25 20:40:47,851 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:47,851 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 116 transitions. [2021-03-25 20:40:47,852 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 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) [2021-03-25 20:40:47,853 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 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) [2021-03-25 20:40:47,853 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 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) [2021-03-25 20:40:47,854 INFO L185 Difference]: Start difference. First operand has 24 places, 24 transitions, 106 flow. Second operand 5 states and 116 transitions. [2021-03-25 20:40:47,854 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 50 transitions, 317 flow [2021-03-25 20:40:47,856 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 27 places, 50 transitions, 308 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 20:40:47,857 INFO L241 Difference]: Finished difference. Result has 31 places, 28 transitions, 168 flow [2021-03-25 20:40:47,857 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=168, PETRI_PLACES=31, PETRI_TRANSITIONS=28} [2021-03-25 20:40:47,858 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 8 predicate places. [2021-03-25 20:40:47,858 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:47,858 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 31 places, 28 transitions, 168 flow [2021-03-25 20:40:47,859 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 31 places, 28 transitions, 168 flow [2021-03-25 20:40:47,860 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 28 transitions, 168 flow [2021-03-25 20:40:47,879 INFO L129 PetriNetUnfolder]: 68/157 cut-off events. [2021-03-25 20:40:47,880 INFO L130 PetriNetUnfolder]: For 186/196 co-relation queries the response was YES. [2021-03-25 20:40:47,880 INFO L84 FinitePrefix]: Finished finitePrefix Result has 428 conditions, 157 events. 68/157 cut-off events. For 186/196 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 661 event pairs, 15 based on Foata normal form. 1/135 useless extension candidates. Maximal degree in co-relation 376. Up to 78 conditions per place. [2021-03-25 20:40:47,882 INFO L142 LiptonReduction]: Number of co-enabled transitions 178 [2021-03-25 20:40:47,885 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:47,885 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:47,885 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 27 [2021-03-25 20:40:47,889 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 28 transitions, 168 flow [2021-03-25 20:40:47,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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) [2021-03-25 20:40:47,889 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:47,889 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:47,889 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 20:40:47,890 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:47,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:47,890 INFO L82 PathProgramCache]: Analyzing trace with hash 297326581, now seen corresponding path program 3 times [2021-03-25 20:40:47,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:47,890 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026312329] [2021-03-25 20:40:47,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:47,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:47,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:47,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:47,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:47,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:47,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:47,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:47,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026312329] [2021-03-25 20:40:47,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:40:47,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 20:40:47,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685043335] [2021-03-25 20:40:47,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:40:47,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:47,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:40:47,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:40:47,943 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 36 [2021-03-25 20:40:47,943 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 28 transitions, 168 flow. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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) [2021-03-25 20:40:47,943 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:47,943 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 36 [2021-03-25 20:40:47,943 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:48,002 INFO L129 PetriNetUnfolder]: 140/244 cut-off events. [2021-03-25 20:40:48,003 INFO L130 PetriNetUnfolder]: For 526/536 co-relation queries the response was YES. [2021-03-25 20:40:48,003 INFO L84 FinitePrefix]: Finished finitePrefix Result has 877 conditions, 244 events. 140/244 cut-off events. For 526/536 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 842 event pairs, 41 based on Foata normal form. 11/243 useless extension candidates. Maximal degree in co-relation 826. Up to 155 conditions per place. [2021-03-25 20:40:48,005 INFO L132 encePairwiseOnDemand]: 30/36 looper letters, 22 selfloop transitions, 6 changer transitions 10/45 dead transitions. [2021-03-25 20:40:48,005 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 45 transitions, 334 flow [2021-03-25 20:40:48,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 20:40:48,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 20:40:48,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 93 transitions. [2021-03-25 20:40:48,006 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6458333333333334 [2021-03-25 20:40:48,006 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 93 transitions. [2021-03-25 20:40:48,006 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 93 transitions. [2021-03-25 20:40:48,006 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:48,006 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 93 transitions. [2021-03-25 20:40:48,007 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 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) [2021-03-25 20:40:48,007 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 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) [2021-03-25 20:40:48,007 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 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) [2021-03-25 20:40:48,007 INFO L185 Difference]: Start difference. First operand has 31 places, 28 transitions, 168 flow. Second operand 4 states and 93 transitions. [2021-03-25 20:40:48,007 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 45 transitions, 334 flow [2021-03-25 20:40:48,010 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 45 transitions, 324 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-03-25 20:40:48,011 INFO L241 Difference]: Finished difference. Result has 35 places, 28 transitions, 184 flow [2021-03-25 20:40:48,011 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=184, PETRI_PLACES=35, PETRI_TRANSITIONS=28} [2021-03-25 20:40:48,011 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 12 predicate places. [2021-03-25 20:40:48,011 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:48,011 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 35 places, 28 transitions, 184 flow [2021-03-25 20:40:48,012 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 35 places, 28 transitions, 184 flow [2021-03-25 20:40:48,012 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 34 places, 28 transitions, 184 flow [2021-03-25 20:40:48,018 INFO L129 PetriNetUnfolder]: 39/91 cut-off events. [2021-03-25 20:40:48,018 INFO L130 PetriNetUnfolder]: For 116/129 co-relation queries the response was YES. [2021-03-25 20:40:48,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 288 conditions, 91 events. 39/91 cut-off events. For 116/129 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 276 event pairs, 6 based on Foata normal form. 1/80 useless extension candidates. Maximal degree in co-relation 245. Up to 49 conditions per place. [2021-03-25 20:40:48,020 INFO L142 LiptonReduction]: Number of co-enabled transitions 166 [2021-03-25 20:40:48,022 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:48,022 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:48,022 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11 [2021-03-25 20:40:48,023 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 28 transitions, 184 flow [2021-03-25 20:40:48,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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) [2021-03-25 20:40:48,023 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:48,023 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:48,023 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 20:40:48,023 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:48,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:48,024 INFO L82 PathProgramCache]: Analyzing trace with hash -350473835, now seen corresponding path program 1 times [2021-03-25 20:40:48,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:48,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730702244] [2021-03-25 20:40:48,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:48,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:48,043 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-25 20:40:48,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:48,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:48,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730702244] [2021-03-25 20:40:48,044 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:40:48,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 20:40:48,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488276235] [2021-03-25 20:40:48,045 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 20:40:48,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:48,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 20:40:48,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 20:40:48,045 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 36 [2021-03-25 20:40:48,046 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 28 transitions, 184 flow. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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) [2021-03-25 20:40:48,046 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:48,046 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 36 [2021-03-25 20:40:48,046 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:48,062 INFO L129 PetriNetUnfolder]: 58/113 cut-off events. [2021-03-25 20:40:48,063 INFO L130 PetriNetUnfolder]: For 208/226 co-relation queries the response was YES. [2021-03-25 20:40:48,063 INFO L84 FinitePrefix]: Finished finitePrefix Result has 408 conditions, 113 events. 58/113 cut-off events. For 208/226 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 322 event pairs, 10 based on Foata normal form. 4/107 useless extension candidates. Maximal degree in co-relation 368. Up to 74 conditions per place. [2021-03-25 20:40:48,064 INFO L132 encePairwiseOnDemand]: 33/36 looper letters, 12 selfloop transitions, 3 changer transitions 0/30 dead transitions. [2021-03-25 20:40:48,064 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 30 transitions, 220 flow [2021-03-25 20:40:48,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 20:40:48,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 20:40:48,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 86 transitions. [2021-03-25 20:40:48,065 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7962962962962963 [2021-03-25 20:40:48,065 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 86 transitions. [2021-03-25 20:40:48,065 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 86 transitions. [2021-03-25 20:40:48,065 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:48,065 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 86 transitions. [2021-03-25 20:40:48,066 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2021-03-25 20:40:48,066 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 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) [2021-03-25 20:40:48,066 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 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) [2021-03-25 20:40:48,066 INFO L185 Difference]: Start difference. First operand has 34 places, 28 transitions, 184 flow. Second operand 3 states and 86 transitions. [2021-03-25 20:40:48,067 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 30 transitions, 220 flow [2021-03-25 20:40:48,068 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 32 places, 30 transitions, 193 flow, removed 5 selfloop flow, removed 4 redundant places. [2021-03-25 20:40:48,069 INFO L241 Difference]: Finished difference. Result has 33 places, 27 transitions, 163 flow [2021-03-25 20:40:48,069 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=163, PETRI_PLACES=33, PETRI_TRANSITIONS=27} [2021-03-25 20:40:48,069 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 10 predicate places. [2021-03-25 20:40:48,069 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:48,069 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 27 transitions, 163 flow [2021-03-25 20:40:48,070 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 27 transitions, 163 flow [2021-03-25 20:40:48,070 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 33 places, 27 transitions, 163 flow [2021-03-25 20:40:48,075 INFO L129 PetriNetUnfolder]: 38/85 cut-off events. [2021-03-25 20:40:48,076 INFO L130 PetriNetUnfolder]: For 97/104 co-relation queries the response was YES. [2021-03-25 20:40:48,076 INFO L84 FinitePrefix]: Finished finitePrefix Result has 268 conditions, 85 events. 38/85 cut-off events. For 97/104 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 244 event pairs, 8 based on Foata normal form. 1/79 useless extension candidates. Maximal degree in co-relation 234. Up to 55 conditions per place. [2021-03-25 20:40:48,077 INFO L142 LiptonReduction]: Number of co-enabled transitions 130 [2021-03-25 20:40:48,079 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:48,079 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:48,079 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10 [2021-03-25 20:40:48,079 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 27 transitions, 163 flow [2021-03-25 20:40:48,080 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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) [2021-03-25 20:40:48,080 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:48,080 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:48,080 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 20:40:48,080 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:48,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:48,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1632696404, now seen corresponding path program 1 times [2021-03-25 20:40:48,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:48,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150529328] [2021-03-25 20:40:48,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:48,098 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 20:40:48,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:48,105 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-25 20:40:48,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:40:48,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:48,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:48,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150529328] [2021-03-25 20:40:48,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:40:48,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 20:40:48,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140710939] [2021-03-25 20:40:48,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 20:40:48,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:48,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 20:40:48,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-25 20:40:48,120 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 36 [2021-03-25 20:40:48,120 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 27 transitions, 163 flow. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 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) [2021-03-25 20:40:48,120 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:48,120 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 36 [2021-03-25 20:40:48,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:48,166 INFO L129 PetriNetUnfolder]: 126/203 cut-off events. [2021-03-25 20:40:48,167 INFO L130 PetriNetUnfolder]: For 458/464 co-relation queries the response was YES. [2021-03-25 20:40:48,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 812 conditions, 203 events. 126/203 cut-off events. For 458/464 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 584 event pairs, 35 based on Foata normal form. 14/216 useless extension candidates. Maximal degree in co-relation 774. Up to 135 conditions per place. [2021-03-25 20:40:48,168 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 29 selfloop transitions, 8 changer transitions 2/45 dead transitions. [2021-03-25 20:40:48,168 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 45 transitions, 342 flow [2021-03-25 20:40:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 20:40:48,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 20:40:48,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 106 transitions. [2021-03-25 20:40:48,169 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5888888888888889 [2021-03-25 20:40:48,170 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 106 transitions. [2021-03-25 20:40:48,170 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 106 transitions. [2021-03-25 20:40:48,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:48,170 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 106 transitions. [2021-03-25 20:40:48,170 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 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) [2021-03-25 20:40:48,171 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 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) [2021-03-25 20:40:48,171 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 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) [2021-03-25 20:40:48,171 INFO L185 Difference]: Start difference. First operand has 33 places, 27 transitions, 163 flow. Second operand 5 states and 106 transitions. [2021-03-25 20:40:48,171 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 45 transitions, 342 flow [2021-03-25 20:40:48,173 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 45 transitions, 338 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 20:40:48,174 INFO L241 Difference]: Finished difference. Result has 37 places, 27 transitions, 184 flow [2021-03-25 20:40:48,174 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=184, PETRI_PLACES=37, PETRI_TRANSITIONS=27} [2021-03-25 20:40:48,174 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 14 predicate places. [2021-03-25 20:40:48,174 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:48,174 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 27 transitions, 184 flow [2021-03-25 20:40:48,175 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 27 transitions, 184 flow [2021-03-25 20:40:48,175 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 27 transitions, 184 flow [2021-03-25 20:40:48,182 INFO L129 PetriNetUnfolder]: 50/105 cut-off events. [2021-03-25 20:40:48,182 INFO L130 PetriNetUnfolder]: For 201/216 co-relation queries the response was YES. [2021-03-25 20:40:48,183 INFO L84 FinitePrefix]: Finished finitePrefix Result has 374 conditions, 105 events. 50/105 cut-off events. For 201/216 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 307 event pairs, 10 based on Foata normal form. 1/94 useless extension candidates. Maximal degree in co-relation 336. Up to 69 conditions per place. [2021-03-25 20:40:48,184 INFO L142 LiptonReduction]: Number of co-enabled transitions 132 [2021-03-25 20:40:48,185 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:48,185 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:48,185 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11 [2021-03-25 20:40:48,186 INFO L480 AbstractCegarLoop]: Abstraction has has 36 places, 27 transitions, 184 flow [2021-03-25 20:40:48,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 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) [2021-03-25 20:40:48,186 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:48,186 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:48,186 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 20:40:48,187 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:48,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:48,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1350463746, now seen corresponding path program 1 times [2021-03-25 20:40:48,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:48,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941788229] [2021-03-25 20:40:48,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:48,216 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-25 20:40:48,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 20:40:48,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,247 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-03-25 20:40:48,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:48,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941788229] [2021-03-25 20:40:48,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053746173] [2021-03-25 20:40:48,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:48,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-25 20:40:48,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:40:48,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:48,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:40:48,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 20:40:48,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:48,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 20:40:48,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:48,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:48,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:48,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:40:48,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:48,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:48,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:40:48,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:48,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 20:40:48,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-03-25 20:40:48,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:48,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:48,465 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:48,472 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2021-03-25 20:40:48,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:48,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:48,476 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:48,481 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2021-03-25 20:40:48,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:48,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:48,486 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:48,491 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,492 INFO L142 QuantifierPusher]: treesize reduction -1, result has 105.9 percent of original size [2021-03-25 20:40:48,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,493 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:40:48,493 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:33, output treesize:18 [2021-03-25 20:40:48,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:48,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:48,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:48,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:40:48,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:48,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:48,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:40:48,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-25 20:40:48,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:48,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:48,543 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:48,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:48,545 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:40:48,546 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:5 [2021-03-25 20:40:48,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:48,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:48,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:48,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:48,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:40:48,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-25 20:40:48,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193569960] [2021-03-25 20:40:48,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 20:40:48,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:48,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 20:40:48,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-25 20:40:48,580 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 36 [2021-03-25 20:40:48,580 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 27 transitions, 184 flow. Second operand has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 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) [2021-03-25 20:40:48,580 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:48,580 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 36 [2021-03-25 20:40:48,580 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:48,716 INFO L129 PetriNetUnfolder]: 230/362 cut-off events. [2021-03-25 20:40:48,716 INFO L130 PetriNetUnfolder]: For 994/1000 co-relation queries the response was YES. [2021-03-25 20:40:48,717 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1524 conditions, 362 events. 230/362 cut-off events. For 994/1000 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 1254 event pairs, 30 based on Foata normal form. 7/369 useless extension candidates. Maximal degree in co-relation 1471. Up to 211 conditions per place. [2021-03-25 20:40:48,720 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 33 selfloop transitions, 14 changer transitions 1/54 dead transitions. [2021-03-25 20:40:48,720 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 54 transitions, 445 flow [2021-03-25 20:40:48,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 20:40:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 20:40:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 129 transitions. [2021-03-25 20:40:48,721 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5972222222222222 [2021-03-25 20:40:48,721 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 129 transitions. [2021-03-25 20:40:48,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 129 transitions. [2021-03-25 20:40:48,722 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:48,722 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 129 transitions. [2021-03-25 20:40:48,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 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) [2021-03-25 20:40:48,723 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 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) [2021-03-25 20:40:48,723 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 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) [2021-03-25 20:40:48,723 INFO L185 Difference]: Start difference. First operand has 36 places, 27 transitions, 184 flow. Second operand 6 states and 129 transitions. [2021-03-25 20:40:48,724 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 54 transitions, 445 flow [2021-03-25 20:40:48,727 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 54 transitions, 403 flow, removed 13 selfloop flow, removed 4 redundant places. [2021-03-25 20:40:48,728 INFO L241 Difference]: Finished difference. Result has 40 places, 34 transitions, 261 flow [2021-03-25 20:40:48,728 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=156, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=261, PETRI_PLACES=40, PETRI_TRANSITIONS=34} [2021-03-25 20:40:48,728 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 17 predicate places. [2021-03-25 20:40:48,728 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:48,728 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 34 transitions, 261 flow [2021-03-25 20:40:48,729 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 34 transitions, 261 flow [2021-03-25 20:40:48,729 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 34 transitions, 261 flow [2021-03-25 20:40:48,741 INFO L129 PetriNetUnfolder]: 70/149 cut-off events. [2021-03-25 20:40:48,741 INFO L130 PetriNetUnfolder]: For 278/299 co-relation queries the response was YES. [2021-03-25 20:40:48,742 INFO L84 FinitePrefix]: Finished finitePrefix Result has 530 conditions, 149 events. 70/149 cut-off events. For 278/299 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 505 event pairs, 15 based on Foata normal form. 3/136 useless extension candidates. Maximal degree in co-relation 484. Up to 87 conditions per place. [2021-03-25 20:40:48,743 INFO L142 LiptonReduction]: Number of co-enabled transitions 192 [2021-03-25 20:40:48,746 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:48,746 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:48,747 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18 [2021-03-25 20:40:48,749 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 34 transitions, 261 flow [2021-03-25 20:40:48,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 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) [2021-03-25 20:40:48,749 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:48,749 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:48,971 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-03-25 20:40:48,972 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:48,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:48,972 INFO L82 PathProgramCache]: Analyzing trace with hash -107053724, now seen corresponding path program 2 times [2021-03-25 20:40:48,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:48,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398564587] [2021-03-25 20:40:48,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:48,998 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-25 20:40:48,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,010 INFO L142 QuantifierPusher]: treesize reduction 12, result has 74.5 percent of original size [2021-03-25 20:40:49,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 20:40:49,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,035 INFO L142 QuantifierPusher]: treesize reduction 14, result has 46.2 percent of original size [2021-03-25 20:40:49,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,047 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:49,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398564587] [2021-03-25 20:40:49,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554942873] [2021-03-25 20:40:49,048 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:49,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 20:40:49,084 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:40:49,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 24 conjunts are in the unsatisfiable core [2021-03-25 20:40:49,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:40:49,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 20:40:49,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 20:40:49,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 20:40:49,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-03-25 20:40:49,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:49,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:49,148 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,163 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,164 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,164 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2021-03-25 20:40:49,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,185 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size 32 [2021-03-25 20:40:49,186 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-03-25 20:40:49,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 20:40:49,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 20:40:49,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 20:40:49,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 20:40:49,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-03-25 20:40:49,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,214 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,220 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-03-25 20:40:49,223 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-25 20:40:49,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,225 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,231 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,232 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-25 20:40:49,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,232 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,232 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:18 [2021-03-25 20:40:49,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:40:49,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:40:49,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:40:49,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-25 20:40:49,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:49,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:49,283 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,284 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:49,285 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,285 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:5 [2021-03-25 20:40:49,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:49,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:49,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:49,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:40:49,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-25 20:40:49,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899577220] [2021-03-25 20:40:49,303 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 20:40:49,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:49,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 20:40:49,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-25 20:40:49,306 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 36 [2021-03-25 20:40:49,306 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 34 transitions, 261 flow. Second operand has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 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) [2021-03-25 20:40:49,306 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:49,306 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 36 [2021-03-25 20:40:49,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:49,419 INFO L129 PetriNetUnfolder]: 307/476 cut-off events. [2021-03-25 20:40:49,419 INFO L130 PetriNetUnfolder]: For 1468/1485 co-relation queries the response was YES. [2021-03-25 20:40:49,420 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2069 conditions, 476 events. 307/476 cut-off events. For 1468/1485 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1674 event pairs, 98 based on Foata normal form. 12/484 useless extension candidates. Maximal degree in co-relation 2015. Up to 333 conditions per place. [2021-03-25 20:40:49,423 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 42 selfloop transitions, 12 changer transitions 0/60 dead transitions. [2021-03-25 20:40:49,423 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 60 transitions, 522 flow [2021-03-25 20:40:49,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 20:40:49,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 20:40:49,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 130 transitions. [2021-03-25 20:40:49,424 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6018518518518519 [2021-03-25 20:40:49,424 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 130 transitions. [2021-03-25 20:40:49,424 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 130 transitions. [2021-03-25 20:40:49,425 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:49,425 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 130 transitions. [2021-03-25 20:40:49,425 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 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) [2021-03-25 20:40:49,426 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 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) [2021-03-25 20:40:49,426 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 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) [2021-03-25 20:40:49,426 INFO L185 Difference]: Start difference. First operand has 40 places, 34 transitions, 261 flow. Second operand 6 states and 130 transitions. [2021-03-25 20:40:49,426 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 60 transitions, 522 flow [2021-03-25 20:40:49,433 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 60 transitions, 512 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-25 20:40:49,437 INFO L241 Difference]: Finished difference. Result has 46 places, 39 transitions, 339 flow [2021-03-25 20:40:49,437 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=251, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=339, PETRI_PLACES=46, PETRI_TRANSITIONS=39} [2021-03-25 20:40:49,437 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 23 predicate places. [2021-03-25 20:40:49,437 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:49,437 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 39 transitions, 339 flow [2021-03-25 20:40:49,437 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 39 transitions, 339 flow [2021-03-25 20:40:49,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 46 places, 39 transitions, 339 flow [2021-03-25 20:40:49,454 INFO L129 PetriNetUnfolder]: 98/220 cut-off events. [2021-03-25 20:40:49,454 INFO L130 PetriNetUnfolder]: For 514/536 co-relation queries the response was YES. [2021-03-25 20:40:49,456 INFO L84 FinitePrefix]: Finished finitePrefix Result has 825 conditions, 220 events. 98/220 cut-off events. For 514/536 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 938 event pairs, 25 based on Foata normal form. 3/208 useless extension candidates. Maximal degree in co-relation 763. Up to 130 conditions per place. [2021-03-25 20:40:49,457 INFO L142 LiptonReduction]: Number of co-enabled transitions 236 [2021-03-25 20:40:49,463 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:49,463 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:49,463 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-03-25 20:40:49,464 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 39 transitions, 339 flow [2021-03-25 20:40:49,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 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) [2021-03-25 20:40:49,465 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:49,465 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:49,679 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:49,680 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:49,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:49,680 INFO L82 PathProgramCache]: Analyzing trace with hash 1702998522, now seen corresponding path program 3 times [2021-03-25 20:40:49,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:49,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750251014] [2021-03-25 20:40:49,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:49,724 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-25 20:40:49,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,736 INFO L142 QuantifierPusher]: treesize reduction 12, result has 74.5 percent of original size [2021-03-25 20:40:49,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 20:40:49,748 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-03-25 20:40:49,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 20:40:49,760 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-25 20:40:49,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:49,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750251014] [2021-03-25 20:40:49,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [174568016] [2021-03-25 20:40:49,768 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:49,798 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 20:40:49,798 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:40:49,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-25 20:40:49,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:40:49,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 20:40:49,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 20:40:49,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:49,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 20:40:49,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-03-25 20:40:49,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:49,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:49,846 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,855 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,857 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,857 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2021-03-25 20:40:49,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 20:40:49,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 20:40:49,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 20:40:49,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:40:49,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 20:40:49,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-03-25 20:40:49,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:49,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:49,902 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,908 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,909 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,909 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:20 [2021-03-25 20:40:49,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:40:49,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:40:49,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:40:49,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:40:49,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:40:49,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:49,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 20:40:49,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:40:49,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-25 20:40:49,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:49,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:49,942 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,946 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-25 20:40:49,948 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-03-25 20:40:49,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:49,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:49,949 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,951 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:49,951 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:40:49,951 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:7 [2021-03-25 20:40:49,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:49,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:49,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:49,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:40:49,986 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:49,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:40:49,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-25 20:40:49,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374076996] [2021-03-25 20:40:49,986 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 20:40:49,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:49,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 20:40:49,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-25 20:40:49,987 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 36 [2021-03-25 20:40:49,987 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 39 transitions, 339 flow. Second operand has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 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) [2021-03-25 20:40:49,988 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:49,988 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 36 [2021-03-25 20:40:49,988 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:50,129 INFO L129 PetriNetUnfolder]: 373/586 cut-off events. [2021-03-25 20:40:50,129 INFO L130 PetriNetUnfolder]: For 2101/2107 co-relation queries the response was YES. [2021-03-25 20:40:50,131 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2657 conditions, 586 events. 373/586 cut-off events. For 2101/2107 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 2164 event pairs, 125 based on Foata normal form. 7/593 useless extension candidates. Maximal degree in co-relation 2585. Up to 441 conditions per place. [2021-03-25 20:40:50,135 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 49 selfloop transitions, 11 changer transitions 0/66 dead transitions. [2021-03-25 20:40:50,135 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 66 transitions, 624 flow [2021-03-25 20:40:50,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 20:40:50,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 20:40:50,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 130 transitions. [2021-03-25 20:40:50,136 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6018518518518519 [2021-03-25 20:40:50,136 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 130 transitions. [2021-03-25 20:40:50,136 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 130 transitions. [2021-03-25 20:40:50,137 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:50,137 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 130 transitions. [2021-03-25 20:40:50,137 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 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) [2021-03-25 20:40:50,138 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 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) [2021-03-25 20:40:50,138 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 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) [2021-03-25 20:40:50,138 INFO L185 Difference]: Start difference. First operand has 46 places, 39 transitions, 339 flow. Second operand 6 states and 130 transitions. [2021-03-25 20:40:50,138 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 66 transitions, 624 flow [2021-03-25 20:40:50,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 66 transitions, 600 flow, removed 10 selfloop flow, removed 1 redundant places. [2021-03-25 20:40:50,144 INFO L241 Difference]: Finished difference. Result has 52 places, 43 transitions, 393 flow [2021-03-25 20:40:50,144 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=315, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=393, PETRI_PLACES=52, PETRI_TRANSITIONS=43} [2021-03-25 20:40:50,144 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 29 predicate places. [2021-03-25 20:40:50,145 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:50,145 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 43 transitions, 393 flow [2021-03-25 20:40:50,145 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 43 transitions, 393 flow [2021-03-25 20:40:50,146 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 43 transitions, 393 flow [2021-03-25 20:40:50,168 INFO L129 PetriNetUnfolder]: 114/263 cut-off events. [2021-03-25 20:40:50,168 INFO L130 PetriNetUnfolder]: For 655/681 co-relation queries the response was YES. [2021-03-25 20:40:50,170 INFO L84 FinitePrefix]: Finished finitePrefix Result has 990 conditions, 263 events. 114/263 cut-off events. For 655/681 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1182 event pairs, 29 based on Foata normal form. 3/247 useless extension candidates. Maximal degree in co-relation 914. Up to 150 conditions per place. [2021-03-25 20:40:50,172 INFO L142 LiptonReduction]: Number of co-enabled transitions 270 [2021-03-25 20:40:50,176 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:50,176 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:50,176 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 32 [2021-03-25 20:40:50,177 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 43 transitions, 393 flow [2021-03-25 20:40:50,178 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 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) [2021-03-25 20:40:50,178 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:50,178 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:50,391 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:50,392 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:50,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:50,392 INFO L82 PathProgramCache]: Analyzing trace with hash 613198254, now seen corresponding path program 4 times [2021-03-25 20:40:50,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:50,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24684919] [2021-03-25 20:40:50,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:50,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:50,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:40:50,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24684919] [2021-03-25 20:40:50,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245606529] [2021-03-25 20:40:50,424 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:50,452 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 20:40:50,452 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:40:50,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 20:40:50,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:40:50,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:50,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:50,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:50,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:50,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:50,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:50,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:50,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:50,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:50,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:50,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:50,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:50,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:50,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:50,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:50,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:50,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:50,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:50,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:50,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:50,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:50,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:50,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:40:50,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 20:40:50,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292680153] [2021-03-25 20:40:50,539 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 20:40:50,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:50,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 20:40:50,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-25 20:40:50,540 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 36 [2021-03-25 20:40:50,540 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 43 transitions, 393 flow. Second operand has 10 states, 10 states have (on average 18.0) internal successors, (180), 10 states have internal predecessors, (180), 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) [2021-03-25 20:40:50,540 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:50,540 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 36 [2021-03-25 20:40:50,540 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:51,087 INFO L129 PetriNetUnfolder]: 823/1364 cut-off events. [2021-03-25 20:40:51,087 INFO L130 PetriNetUnfolder]: For 5713/5727 co-relation queries the response was YES. [2021-03-25 20:40:51,091 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6306 conditions, 1364 events. 823/1364 cut-off events. For 5713/5727 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 6855 event pairs, 23 based on Foata normal form. 127/1490 useless extension candidates. Maximal degree in co-relation 6130. Up to 727 conditions per place. [2021-03-25 20:40:51,100 INFO L132 encePairwiseOnDemand]: 28/36 looper letters, 110 selfloop transitions, 85 changer transitions 0/202 dead transitions. [2021-03-25 20:40:51,100 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 202 transitions, 2052 flow [2021-03-25 20:40:51,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-25 20:40:51,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-03-25 20:40:51,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 577 transitions. [2021-03-25 20:40:51,102 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6411111111111111 [2021-03-25 20:40:51,103 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 577 transitions. [2021-03-25 20:40:51,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 577 transitions. [2021-03-25 20:40:51,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:51,103 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 577 transitions. [2021-03-25 20:40:51,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 23.08) internal successors, (577), 25 states have internal predecessors, (577), 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) [2021-03-25 20:40:51,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 36.0) internal successors, (936), 26 states have internal predecessors, (936), 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) [2021-03-25 20:40:51,106 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 36.0) internal successors, (936), 26 states have internal predecessors, (936), 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) [2021-03-25 20:40:51,106 INFO L185 Difference]: Start difference. First operand has 52 places, 43 transitions, 393 flow. Second operand 25 states and 577 transitions. [2021-03-25 20:40:51,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 202 transitions, 2052 flow [2021-03-25 20:40:51,117 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 202 transitions, 2008 flow, removed 17 selfloop flow, removed 2 redundant places. [2021-03-25 20:40:51,122 INFO L241 Difference]: Finished difference. Result has 92 places, 118 transitions, 1613 flow [2021-03-25 20:40:51,123 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=365, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=1613, PETRI_PLACES=92, PETRI_TRANSITIONS=118} [2021-03-25 20:40:51,123 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 69 predicate places. [2021-03-25 20:40:51,123 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:51,124 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 118 transitions, 1613 flow [2021-03-25 20:40:51,124 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 118 transitions, 1613 flow [2021-03-25 20:40:51,125 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 118 transitions, 1613 flow [2021-03-25 20:40:51,213 INFO L129 PetriNetUnfolder]: 390/803 cut-off events. [2021-03-25 20:40:51,213 INFO L130 PetriNetUnfolder]: For 11711/12045 co-relation queries the response was YES. [2021-03-25 20:40:51,219 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5489 conditions, 803 events. 390/803 cut-off events. For 11711/12045 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 4653 event pairs, 72 based on Foata normal form. 12/771 useless extension candidates. Maximal degree in co-relation 5324. Up to 420 conditions per place. [2021-03-25 20:40:51,229 INFO L142 LiptonReduction]: Number of co-enabled transitions 654 [2021-03-25 20:40:51,377 INFO L154 LiptonReduction]: Checked pairs total: 33 [2021-03-25 20:40:51,377 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 20:40:51,377 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 254 [2021-03-25 20:40:51,378 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 118 transitions, 1615 flow [2021-03-25 20:40:51,378 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.0) internal successors, (180), 10 states have internal predecessors, (180), 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) [2021-03-25 20:40:51,378 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:51,378 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:51,591 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:51,592 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:51,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:51,592 INFO L82 PathProgramCache]: Analyzing trace with hash 502656639, now seen corresponding path program 5 times [2021-03-25 20:40:51,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:51,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701140945] [2021-03-25 20:40:51,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:51,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:51,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,635 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-25 20:40:51,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:51,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:51,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701140945] [2021-03-25 20:40:51,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033669500] [2021-03-25 20:40:51,647 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-25 20:40:51,692 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 20:40:51,692 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:40:51,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 20:40:51,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:40:51,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:51,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:51,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:51,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:51,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:51,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:51,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:51,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,727 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 20:40:51,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:51,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:51,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:51,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:51,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:51,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:51,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:51,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:51,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:51,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:51,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:51,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:51,749 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 20:40:51,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:51,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:51,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:40:51,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-03-25 20:40:51,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489805771] [2021-03-25 20:40:51,762 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 20:40:51,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:51,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 20:40:51,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-25 20:40:51,763 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 37 [2021-03-25 20:40:51,763 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 118 transitions, 1615 flow. Second operand has 10 states, 10 states have (on average 17.6) internal successors, (176), 10 states have internal predecessors, (176), 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) [2021-03-25 20:40:51,763 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:51,763 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 37 [2021-03-25 20:40:51,764 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:52,605 INFO L129 PetriNetUnfolder]: 1496/2761 cut-off events. [2021-03-25 20:40:52,606 INFO L130 PetriNetUnfolder]: For 47744/47761 co-relation queries the response was YES. [2021-03-25 20:40:52,621 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20252 conditions, 2761 events. 1496/2761 cut-off events. For 47744/47761 co-relation queries the response was YES. Maximal size of possible extension queue 247. Compared 18662 event pairs, 32 based on Foata normal form. 126/2887 useless extension candidates. Maximal degree in co-relation 19729. Up to 1384 conditions per place. [2021-03-25 20:40:52,648 INFO L132 encePairwiseOnDemand]: 29/37 looper letters, 351 selfloop transitions, 232 changer transitions 0/590 dead transitions. [2021-03-25 20:40:52,648 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 590 transitions, 9824 flow [2021-03-25 20:40:52,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-03-25 20:40:52,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2021-03-25 20:40:52,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 790 transitions. [2021-03-25 20:40:52,651 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.577063550036523 [2021-03-25 20:40:52,651 INFO L72 ComplementDD]: Start complementDD. Operand 37 states and 790 transitions. [2021-03-25 20:40:52,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 790 transitions. [2021-03-25 20:40:52,652 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:52,652 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 37 states and 790 transitions. [2021-03-25 20:40:52,654 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 38 states, 37 states have (on average 21.35135135135135) internal successors, (790), 37 states have internal predecessors, (790), 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) [2021-03-25 20:40:52,656 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 38 states, 38 states have (on average 37.0) internal successors, (1406), 38 states have internal predecessors, (1406), 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) [2021-03-25 20:40:52,657 INFO L81 ComplementDD]: Finished complementDD. Result has 38 states, 38 states have (on average 37.0) internal successors, (1406), 38 states have internal predecessors, (1406), 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) [2021-03-25 20:40:52,657 INFO L185 Difference]: Start difference. First operand has 92 places, 118 transitions, 1615 flow. Second operand 37 states and 790 transitions. [2021-03-25 20:40:52,657 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 590 transitions, 9824 flow [2021-03-25 20:40:52,733 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 590 transitions, 8271 flow, removed 760 selfloop flow, removed 5 redundant places. [2021-03-25 20:40:52,743 INFO L241 Difference]: Finished difference. Result has 147 places, 371 transitions, 5834 flow [2021-03-25 20:40:52,743 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=37, PETRI_DIFFERENCE_MINUEND_FLOW=1187, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=35, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=37, PETRI_FLOW=5834, PETRI_PLACES=147, PETRI_TRANSITIONS=371} [2021-03-25 20:40:52,744 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 124 predicate places. [2021-03-25 20:40:52,744 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:52,745 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 147 places, 371 transitions, 5834 flow [2021-03-25 20:40:52,745 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 147 places, 371 transitions, 5834 flow [2021-03-25 20:40:52,748 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 147 places, 371 transitions, 5834 flow [2021-03-25 20:40:53,039 INFO L129 PetriNetUnfolder]: 808/1763 cut-off events. [2021-03-25 20:40:53,040 INFO L130 PetriNetUnfolder]: For 42668/43549 co-relation queries the response was YES. [2021-03-25 20:40:53,054 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13253 conditions, 1763 events. 808/1763 cut-off events. For 42668/43549 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 13264 event pairs, 45 based on Foata normal form. 50/1759 useless extension candidates. Maximal degree in co-relation 12813. Up to 731 conditions per place. [2021-03-25 20:40:53,074 INFO L142 LiptonReduction]: Number of co-enabled transitions 1450 [2021-03-25 20:40:53,211 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:40:53,211 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:40:53,211 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 467 [2021-03-25 20:40:53,211 INFO L480 AbstractCegarLoop]: Abstraction has has 147 places, 371 transitions, 5834 flow [2021-03-25 20:40:53,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 17.6) internal successors, (176), 10 states have internal predecessors, (176), 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) [2021-03-25 20:40:53,212 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:53,212 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:53,427 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-25 20:40:53,428 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:53,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:53,428 INFO L82 PathProgramCache]: Analyzing trace with hash -688359926, now seen corresponding path program 1 times [2021-03-25 20:40:53,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:53,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142710717] [2021-03-25 20:40:53,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:53,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:53,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:53,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142710717] [2021-03-25 20:40:53,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [631073544] [2021-03-25 20:40:53,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:53,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 20:40:53,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:40:53,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:53,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:53,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:53,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:53,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:53,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:53,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:53,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:53,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:53,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:53,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:53,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:53,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:53,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,526 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 20:40:53,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:53,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:53,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:53,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:40:53,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:53,535 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 20:40:53,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:53,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:53,543 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:53,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:40:53,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2021-03-25 20:40:53,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007428719] [2021-03-25 20:40:53,544 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 20:40:53,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:53,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 20:40:53,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-03-25 20:40:53,545 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 37 [2021-03-25 20:40:53,545 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 371 transitions, 5834 flow. Second operand has 9 states, 9 states have (on average 18.0) internal successors, (162), 9 states have internal predecessors, (162), 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) [2021-03-25 20:40:53,545 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:53,545 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 37 [2021-03-25 20:40:53,545 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:54,685 INFO L129 PetriNetUnfolder]: 1976/3567 cut-off events. [2021-03-25 20:40:54,685 INFO L130 PetriNetUnfolder]: For 100057/100079 co-relation queries the response was YES. [2021-03-25 20:40:54,719 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29860 conditions, 3567 events. 1976/3567 cut-off events. For 100057/100079 co-relation queries the response was YES. Maximal size of possible extension queue 314. Compared 24097 event pairs, 80 based on Foata normal form. 146/3708 useless extension candidates. Maximal degree in co-relation 29232. Up to 1488 conditions per place. [2021-03-25 20:40:54,756 INFO L132 encePairwiseOnDemand]: 28/37 looper letters, 431 selfloop transitions, 463 changer transitions 9/910 dead transitions. [2021-03-25 20:40:54,757 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 910 transitions, 17466 flow [2021-03-25 20:40:54,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-25 20:40:54,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-03-25 20:40:54,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 643 transitions. [2021-03-25 20:40:54,760 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5992544268406338 [2021-03-25 20:40:54,760 INFO L72 ComplementDD]: Start complementDD. Operand 29 states and 643 transitions. [2021-03-25 20:40:54,761 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 643 transitions. [2021-03-25 20:40:54,761 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:54,761 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 643 transitions. [2021-03-25 20:40:54,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 30 states, 29 states have (on average 22.17241379310345) internal successors, (643), 29 states have internal predecessors, (643), 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) [2021-03-25 20:40:54,767 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 30 states, 30 states have (on average 37.0) internal successors, (1110), 30 states have internal predecessors, (1110), 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) [2021-03-25 20:40:54,767 INFO L81 ComplementDD]: Finished complementDD. Result has 30 states, 30 states have (on average 37.0) internal successors, (1110), 30 states have internal predecessors, (1110), 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) [2021-03-25 20:40:54,767 INFO L185 Difference]: Start difference. First operand has 147 places, 371 transitions, 5834 flow. Second operand 29 states and 643 transitions. [2021-03-25 20:40:54,767 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 910 transitions, 17466 flow [2021-03-25 20:40:55,033 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 910 transitions, 13210 flow, removed 2128 selfloop flow, removed 0 redundant places. [2021-03-25 20:40:55,051 INFO L241 Difference]: Finished difference. Result has 193 places, 687 transitions, 10346 flow [2021-03-25 20:40:55,052 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=37, PETRI_DIFFERENCE_MINUEND_FLOW=3828, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=150, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=10346, PETRI_PLACES=193, PETRI_TRANSITIONS=687} [2021-03-25 20:40:55,052 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 170 predicate places. [2021-03-25 20:40:55,052 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:40:55,053 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 193 places, 687 transitions, 10346 flow [2021-03-25 20:40:55,053 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 193 places, 687 transitions, 10346 flow [2021-03-25 20:40:55,060 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 193 places, 687 transitions, 10346 flow [2021-03-25 20:40:55,411 INFO L129 PetriNetUnfolder]: 1115/2383 cut-off events. [2021-03-25 20:40:55,411 INFO L130 PetriNetUnfolder]: For 62911/63397 co-relation queries the response was YES. [2021-03-25 20:40:55,435 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17775 conditions, 2383 events. 1115/2383 cut-off events. For 62911/63397 co-relation queries the response was YES. Maximal size of possible extension queue 268. Compared 18289 event pairs, 53 based on Foata normal form. 99/2442 useless extension candidates. Maximal degree in co-relation 17201. Up to 713 conditions per place. [2021-03-25 20:40:55,462 INFO L142 LiptonReduction]: Number of co-enabled transitions 2102 [2021-03-25 20:40:55,932 INFO L154 LiptonReduction]: Checked pairs total: 632 [2021-03-25 20:40:55,932 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 20:40:55,932 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 880 [2021-03-25 20:40:55,933 INFO L480 AbstractCegarLoop]: Abstraction has has 193 places, 687 transitions, 10354 flow [2021-03-25 20:40:55,933 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.0) internal successors, (162), 9 states have internal predecessors, (162), 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) [2021-03-25 20:40:55,933 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:40:55,933 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:40:56,147 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:56,148 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:40:56,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:40:56,148 INFO L82 PathProgramCache]: Analyzing trace with hash -482835993, now seen corresponding path program 6 times [2021-03-25 20:40:56,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:40:56,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057315201] [2021-03-25 20:40:56,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:40:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:40:56,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:56,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,173 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-25 20:40:56,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:56,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:56,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:56,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057315201] [2021-03-25 20:40:56,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140751603] [2021-03-25 20:40:56,187 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:40:56,207 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-25 20:40:56,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:40:56,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 20:40:56,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:40:56,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:56,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:56,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:40:56,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:40:56,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:56,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:56,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:56,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:56,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:56,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:56,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:56,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:56,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:56,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:56,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:40:56,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:40:56,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:40:56,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:56,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:56,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:56,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:40:56,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:40:56,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:40:56,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:40:56,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:56,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:56,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:56,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:56,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:56,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:56,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:40:56,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:40:56,271 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:40:56,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:40:56,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-03-25 20:40:56,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910312581] [2021-03-25 20:40:56,272 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 20:40:56,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:40:56,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 20:40:56,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-25 20:40:56,273 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 41 [2021-03-25 20:40:56,273 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 687 transitions, 10354 flow. Second operand has 11 states, 11 states have (on average 17.818181818181817) internal successors, (196), 11 states have internal predecessors, (196), 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) [2021-03-25 20:40:56,273 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:40:56,273 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 41 [2021-03-25 20:40:56,273 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:40:59,013 INFO L129 PetriNetUnfolder]: 4702/8478 cut-off events. [2021-03-25 20:40:59,013 INFO L130 PetriNetUnfolder]: For 234584/234593 co-relation queries the response was YES. [2021-03-25 20:40:59,083 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67787 conditions, 8478 events. 4702/8478 cut-off events. For 234584/234593 co-relation queries the response was YES. Maximal size of possible extension queue 666. Compared 65800 event pairs, 205 based on Foata normal form. 467/8945 useless extension candidates. Maximal degree in co-relation 66372. Up to 2534 conditions per place. [2021-03-25 20:40:59,145 INFO L132 encePairwiseOnDemand]: 27/41 looper letters, 1274 selfloop transitions, 789 changer transitions 9/2079 dead transitions. [2021-03-25 20:40:59,145 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 211 places, 2079 transitions, 36628 flow [2021-03-25 20:40:59,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-25 20:40:59,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-25 20:40:59,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 437 transitions. [2021-03-25 20:40:59,147 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5609756097560976 [2021-03-25 20:40:59,147 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 437 transitions. [2021-03-25 20:40:59,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 437 transitions. [2021-03-25 20:40:59,148 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:40:59,148 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 437 transitions. [2021-03-25 20:40:59,150 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 23.0) internal successors, (437), 19 states have internal predecessors, (437), 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) [2021-03-25 20:40:59,151 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 41.0) internal successors, (820), 20 states have internal predecessors, (820), 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) [2021-03-25 20:40:59,151 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 41.0) internal successors, (820), 20 states have internal predecessors, (820), 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) [2021-03-25 20:40:59,151 INFO L185 Difference]: Start difference. First operand has 193 places, 687 transitions, 10354 flow. Second operand 19 states and 437 transitions. [2021-03-25 20:40:59,152 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 211 places, 2079 transitions, 36628 flow [2021-03-25 20:41:00,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 207 places, 2079 transitions, 32663 flow, removed 1970 selfloop flow, removed 4 redundant places. [2021-03-25 20:41:00,493 INFO L241 Difference]: Finished difference. Result has 222 places, 1348 transitions, 21726 flow [2021-03-25 20:41:00,494 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=8975, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=675, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=215, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=21726, PETRI_PLACES=222, PETRI_TRANSITIONS=1348} [2021-03-25 20:41:00,494 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 199 predicate places. [2021-03-25 20:41:00,494 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:41:00,494 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 222 places, 1348 transitions, 21726 flow [2021-03-25 20:41:00,495 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 222 places, 1348 transitions, 21726 flow [2021-03-25 20:41:00,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 222 places, 1348 transitions, 21726 flow [2021-03-25 20:41:01,889 INFO L129 PetriNetUnfolder]: 3238/6701 cut-off events. [2021-03-25 20:41:01,889 INFO L130 PetriNetUnfolder]: For 173582/174048 co-relation queries the response was YES. [2021-03-25 20:41:01,947 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53314 conditions, 6701 events. 3238/6701 cut-off events. For 173582/174048 co-relation queries the response was YES. Maximal size of possible extension queue 636. Compared 59224 event pairs, 129 based on Foata normal form. 112/6748 useless extension candidates. Maximal degree in co-relation 51950. Up to 1803 conditions per place. [2021-03-25 20:41:02,006 INFO L142 LiptonReduction]: Number of co-enabled transitions 3392 [2021-03-25 20:41:02,223 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:41:02,223 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:41:02,224 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1730 [2021-03-25 20:41:02,224 INFO L480 AbstractCegarLoop]: Abstraction has has 222 places, 1348 transitions, 21726 flow [2021-03-25 20:41:02,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 17.818181818181817) internal successors, (196), 11 states have internal predecessors, (196), 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) [2021-03-25 20:41:02,224 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:41:02,224 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:41:02,443 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:41:02,443 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:41:02,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:41:02,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1062931906, now seen corresponding path program 7 times [2021-03-25 20:41:02,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:41:02,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435443147] [2021-03-25 20:41:02,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:41:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:41:02,476 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 20:41:02,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:02,481 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 20:41:02,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:02,487 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 20:41:02,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:02,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:41:02,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435443147] [2021-03-25 20:41:02,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812430440] [2021-03-25 20:41:02,505 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:41:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:41:02,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 20:41:02,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:41:02,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:02,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:02,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:02,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:02,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:02,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:02,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,570 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 20:41:02,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:02,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:02,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:02,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:02,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:02,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:02,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:41:02,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:41:02,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:02,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:41:02,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:41:02,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:02,664 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 20:41:02,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:02,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:41:02,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:41:02,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-03-25 20:41:02,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081024935] [2021-03-25 20:41:02,673 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 20:41:02,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:41:02,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 20:41:02,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-25 20:41:02,676 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 41 [2021-03-25 20:41:02,676 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 222 places, 1348 transitions, 21726 flow. Second operand has 9 states, 9 states have (on average 17.666666666666668) internal successors, (159), 9 states have internal predecessors, (159), 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) [2021-03-25 20:41:02,676 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:41:02,676 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 41 [2021-03-25 20:41:02,676 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:41:06,641 INFO L129 PetriNetUnfolder]: 5393/10800 cut-off events. [2021-03-25 20:41:06,641 INFO L130 PetriNetUnfolder]: For 320676/320924 co-relation queries the response was YES. [2021-03-25 20:41:06,714 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96485 conditions, 10800 events. 5393/10800 cut-off events. For 320676/320924 co-relation queries the response was YES. Maximal size of possible extension queue 947. Compared 98206 event pairs, 183 based on Foata normal form. 282/11030 useless extension candidates. Maximal degree in co-relation 94126. Up to 3065 conditions per place. [2021-03-25 20:41:06,783 INFO L132 encePairwiseOnDemand]: 35/41 looper letters, 1262 selfloop transitions, 794 changer transitions 11/2078 dead transitions. [2021-03-25 20:41:06,783 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 232 places, 2078 transitions, 39918 flow [2021-03-25 20:41:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 20:41:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 20:41:06,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 241 transitions. [2021-03-25 20:41:06,784 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5343680709534369 [2021-03-25 20:41:06,784 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 241 transitions. [2021-03-25 20:41:06,785 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 241 transitions. [2021-03-25 20:41:06,785 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:41:06,785 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 241 transitions. [2021-03-25 20:41:06,785 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 21.90909090909091) internal successors, (241), 11 states have internal predecessors, (241), 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) [2021-03-25 20:41:06,786 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 41.0) internal successors, (492), 12 states have internal predecessors, (492), 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) [2021-03-25 20:41:06,786 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 41.0) internal successors, (492), 12 states have internal predecessors, (492), 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) [2021-03-25 20:41:06,786 INFO L185 Difference]: Start difference. First operand has 222 places, 1348 transitions, 21726 flow. Second operand 11 states and 241 transitions. [2021-03-25 20:41:06,786 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 232 places, 2078 transitions, 39918 flow [2021-03-25 20:41:08,929 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 2078 transitions, 39094 flow, removed 375 selfloop flow, removed 4 redundant places. [2021-03-25 20:41:08,956 INFO L241 Difference]: Finished difference. Result has 236 places, 1712 transitions, 31056 flow [2021-03-25 20:41:08,957 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=21003, PETRI_DIFFERENCE_MINUEND_PLACES=218, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=460, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=650, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=31056, PETRI_PLACES=236, PETRI_TRANSITIONS=1712} [2021-03-25 20:41:08,957 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 213 predicate places. [2021-03-25 20:41:08,957 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:41:08,957 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 236 places, 1712 transitions, 31056 flow [2021-03-25 20:41:08,958 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 236 places, 1712 transitions, 31056 flow [2021-03-25 20:41:08,968 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 236 places, 1712 transitions, 31056 flow [2021-03-25 20:41:11,103 INFO L129 PetriNetUnfolder]: 4656/9891 cut-off events. [2021-03-25 20:41:11,103 INFO L130 PetriNetUnfolder]: For 316566/318109 co-relation queries the response was YES. [2021-03-25 20:41:11,472 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86802 conditions, 9891 events. 4656/9891 cut-off events. For 316566/318109 co-relation queries the response was YES. Maximal size of possible extension queue 976. Compared 95161 event pairs, 154 based on Foata normal form. 359/10153 useless extension candidates. Maximal degree in co-relation 84649. Up to 2850 conditions per place. [2021-03-25 20:41:11,566 INFO L142 LiptonReduction]: Number of co-enabled transitions 4412 [2021-03-25 20:41:11,942 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:41:11,942 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:41:11,943 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2986 [2021-03-25 20:41:11,943 INFO L480 AbstractCegarLoop]: Abstraction has has 236 places, 1712 transitions, 31056 flow [2021-03-25 20:41:11,943 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 17.666666666666668) internal successors, (159), 9 states have internal predecessors, (159), 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) [2021-03-25 20:41:11,943 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:41:11,943 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:41:12,143 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-25 20:41:12,144 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:41:12,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:41:12,144 INFO L82 PathProgramCache]: Analyzing trace with hash 904769328, now seen corresponding path program 8 times [2021-03-25 20:41:12,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:41:12,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342673781] [2021-03-25 20:41:12,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:41:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:41:12,164 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 20:41:12,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:12,169 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-03-25 20:41:12,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:41:12,176 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 20:41:12,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:12,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,199 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:41:12,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342673781] [2021-03-25 20:41:12,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1698476016] [2021-03-25 20:41:12,199 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:41:12,235 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 20:41:12,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:41:12,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 20:41:12,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:41:12,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:12,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:12,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:12,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:12,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:12,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:12,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:12,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:12,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:41:12,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:41:12,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:12,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:41:12,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:41:12,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:12,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:41:12,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:41:12,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:12,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:41:12,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:41:12,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:12,279 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-25 20:41:12,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:12,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:41:12,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:41:12,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 7 [2021-03-25 20:41:12,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332967694] [2021-03-25 20:41:12,287 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 20:41:12,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:41:12,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 20:41:12,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-25 20:41:12,287 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 41 [2021-03-25 20:41:12,288 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 236 places, 1712 transitions, 31056 flow. Second operand has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 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) [2021-03-25 20:41:12,288 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:41:12,288 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 41 [2021-03-25 20:41:12,288 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:41:19,897 INFO L129 PetriNetUnfolder]: 7381/13807 cut-off events. [2021-03-25 20:41:19,897 INFO L130 PetriNetUnfolder]: For 463042/463051 co-relation queries the response was YES. [2021-03-25 20:41:20,072 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132368 conditions, 13807 events. 7381/13807 cut-off events. For 463042/463051 co-relation queries the response was YES. Maximal size of possible extension queue 1125. Compared 120994 event pairs, 534 based on Foata normal form. 137/13944 useless extension candidates. Maximal degree in co-relation 129570. Up to 4582 conditions per place. [2021-03-25 20:41:20,167 INFO L132 encePairwiseOnDemand]: 36/41 looper letters, 1282 selfloop transitions, 815 changer transitions 1/2104 dead transitions. [2021-03-25 20:41:20,167 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 2104 transitions, 43293 flow [2021-03-25 20:41:20,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 20:41:20,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 20:41:20,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-25 20:41:20,172 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5296167247386759 [2021-03-25 20:41:20,172 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-25 20:41:20,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-25 20:41:20,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:41:20,172 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-25 20:41:20,173 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 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) [2021-03-25 20:41:20,173 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 41.0) internal successors, (328), 8 states have internal predecessors, (328), 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) [2021-03-25 20:41:20,173 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 41.0) internal successors, (328), 8 states have internal predecessors, (328), 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) [2021-03-25 20:41:20,173 INFO L185 Difference]: Start difference. First operand has 236 places, 1712 transitions, 31056 flow. Second operand 7 states and 152 transitions. [2021-03-25 20:41:20,174 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 2104 transitions, 43293 flow [2021-03-25 20:41:23,986 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 239 places, 2104 transitions, 42371 flow, removed 446 selfloop flow, removed 3 redundant places. [2021-03-25 20:41:24,022 INFO L241 Difference]: Finished difference. Result has 242 places, 1819 transitions, 35282 flow [2021-03-25 20:41:24,023 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=30252, PETRI_DIFFERENCE_MINUEND_PLACES=233, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1712, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=708, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=946, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=35282, PETRI_PLACES=242, PETRI_TRANSITIONS=1819} [2021-03-25 20:41:24,024 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 219 predicate places. [2021-03-25 20:41:24,024 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:41:24,024 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 242 places, 1819 transitions, 35282 flow [2021-03-25 20:41:24,024 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 242 places, 1819 transitions, 35282 flow [2021-03-25 20:41:24,043 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 242 places, 1819 transitions, 35282 flow [2021-03-25 20:41:26,925 INFO L129 PetriNetUnfolder]: 4979/10805 cut-off events. [2021-03-25 20:41:26,925 INFO L130 PetriNetUnfolder]: For 337003/337864 co-relation queries the response was YES. [2021-03-25 20:41:27,024 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96752 conditions, 10805 events. 4979/10805 cut-off events. For 337003/337864 co-relation queries the response was YES. Maximal size of possible extension queue 1063. Compared 106802 event pairs, 181 based on Foata normal form. 268/10974 useless extension candidates. Maximal degree in co-relation 94327. Up to 2619 conditions per place. [2021-03-25 20:41:27,129 INFO L142 LiptonReduction]: Number of co-enabled transitions 4712 [2021-03-25 20:41:27,641 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:41:27,641 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:41:27,641 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3617 [2021-03-25 20:41:27,642 INFO L480 AbstractCegarLoop]: Abstraction has has 242 places, 1819 transitions, 35282 flow [2021-03-25 20:41:27,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 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) [2021-03-25 20:41:27,643 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:41:27,643 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:41:27,845 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-25 20:41:27,845 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:41:27,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:41:27,846 INFO L82 PathProgramCache]: Analyzing trace with hash 165563324, now seen corresponding path program 1 times [2021-03-25 20:41:27,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:41:27,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934588115] [2021-03-25 20:41:27,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:41:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:41:27,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:41:27,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,872 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:41:27,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934588115] [2021-03-25 20:41:27,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508881331] [2021-03-25 20:41:27,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:41:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:41:27,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 20:41:27,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:41:27,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:27,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:27,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:27,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:27,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:27,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:27,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,919 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 20:41:27,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:27,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:27,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:27,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:27,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:27,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:27,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:41:27,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:41:27,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:27,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:41:27,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:41:27,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:27,932 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 20:41:27,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:27,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:27,942 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:41:27,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:41:27,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-25 20:41:27,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667133548] [2021-03-25 20:41:27,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 20:41:27,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:41:27,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 20:41:27,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 20:41:27,943 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 41 [2021-03-25 20:41:27,943 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 242 places, 1819 transitions, 35282 flow. Second operand has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 7 states have internal predecessors, (132), 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) [2021-03-25 20:41:27,943 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:41:27,943 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 41 [2021-03-25 20:41:27,943 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:41:42,075 INFO L129 PetriNetUnfolder]: 12281/23199 cut-off events. [2021-03-25 20:41:42,075 INFO L130 PetriNetUnfolder]: For 787124/787133 co-relation queries the response was YES. [2021-03-25 20:41:42,314 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228167 conditions, 23199 events. 12281/23199 cut-off events. For 787124/787133 co-relation queries the response was YES. Maximal size of possible extension queue 1692. Compared 216473 event pairs, 781 based on Foata normal form. 355/23554 useless extension candidates. Maximal degree in co-relation 224933. Up to 9131 conditions per place. [2021-03-25 20:41:42,452 INFO L132 encePairwiseOnDemand]: 34/41 looper letters, 2463 selfloop transitions, 632 changer transitions 147/3249 dead transitions. [2021-03-25 20:41:42,452 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 3249 transitions, 71561 flow [2021-03-25 20:41:42,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 20:41:42,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 20:41:42,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 217 transitions. [2021-03-25 20:41:42,453 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5880758807588076 [2021-03-25 20:41:42,453 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 217 transitions. [2021-03-25 20:41:42,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 217 transitions. [2021-03-25 20:41:42,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:41:42,453 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 217 transitions. [2021-03-25 20:41:42,454 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 24.11111111111111) internal successors, (217), 9 states have internal predecessors, (217), 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) [2021-03-25 20:41:42,454 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 41.0) internal successors, (410), 10 states have internal predecessors, (410), 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) [2021-03-25 20:41:42,454 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 41.0) internal successors, (410), 10 states have internal predecessors, (410), 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) [2021-03-25 20:41:42,454 INFO L185 Difference]: Start difference. First operand has 242 places, 1819 transitions, 35282 flow. Second operand 9 states and 217 transitions. [2021-03-25 20:41:42,455 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 3249 transitions, 71561 flow [2021-03-25 20:41:50,892 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 3249 transitions, 70401 flow, removed 207 selfloop flow, removed 4 redundant places. [2021-03-25 20:41:50,938 INFO L241 Difference]: Finished difference. Result has 251 places, 2188 transitions, 45476 flow [2021-03-25 20:41:50,939 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=34205, PETRI_DIFFERENCE_MINUEND_PLACES=238, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1795, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=308, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=45476, PETRI_PLACES=251, PETRI_TRANSITIONS=2188} [2021-03-25 20:41:50,939 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 228 predicate places. [2021-03-25 20:41:50,939 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:41:50,939 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 2188 transitions, 45476 flow [2021-03-25 20:41:50,939 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 251 places, 2188 transitions, 45476 flow [2021-03-25 20:41:50,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 251 places, 2188 transitions, 45476 flow [2021-03-25 20:41:56,624 INFO L129 PetriNetUnfolder]: 7833/17204 cut-off events. [2021-03-25 20:41:56,624 INFO L130 PetriNetUnfolder]: For 652661/654828 co-relation queries the response was YES. [2021-03-25 20:41:57,265 INFO L84 FinitePrefix]: Finished finitePrefix Result has 164883 conditions, 17204 events. 7833/17204 cut-off events. For 652661/654828 co-relation queries the response was YES. Maximal size of possible extension queue 1495. Compared 180637 event pairs, 285 based on Foata normal form. 812/17888 useless extension candidates. Maximal degree in co-relation 163174. Up to 4261 conditions per place. [2021-03-25 20:41:57,589 INFO L142 LiptonReduction]: Number of co-enabled transitions 5408 [2021-03-25 20:41:58,225 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:41:58,225 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:41:58,225 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7286 [2021-03-25 20:41:58,226 INFO L480 AbstractCegarLoop]: Abstraction has has 251 places, 2188 transitions, 45476 flow [2021-03-25 20:41:58,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 7 states have internal predecessors, (132), 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) [2021-03-25 20:41:58,226 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:41:58,226 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:41:58,426 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-03-25 20:41:58,427 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:41:58,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:41:58,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1728789616, now seen corresponding path program 2 times [2021-03-25 20:41:58,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:41:58,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804907424] [2021-03-25 20:41:58,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:41:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:41:58,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:41:58,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,462 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:41:58,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804907424] [2021-03-25 20:41:58,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [862696923] [2021-03-25 20:41:58,462 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:41:58,482 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 20:41:58,482 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:41:58,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 20:41:58,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:41:58,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:58,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:58,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:58,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:58,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:41:58,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:41:58,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:58,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:41:58,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:41:58,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:58,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:41:58,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:41:58,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:41:58,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:41:58,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:41:58,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:41:58,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:41:58,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:41:58,531 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-25 20:41:58,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:41:58,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:41:58,537 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:41:58,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:41:58,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2021-03-25 20:41:58,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097297452] [2021-03-25 20:41:58,538 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 20:41:58,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:41:58,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 20:41:58,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 20:41:58,539 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 41 [2021-03-25 20:41:58,539 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 2188 transitions, 45476 flow. Second operand has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 6 states have internal predecessors, (115), 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) [2021-03-25 20:41:58,539 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:41:58,539 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 41 [2021-03-25 20:41:58,539 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:42:17,502 INFO L129 PetriNetUnfolder]: 11823/22688 cut-off events. [2021-03-25 20:42:17,502 INFO L130 PetriNetUnfolder]: For 881919/881943 co-relation queries the response was YES. [2021-03-25 20:42:17,685 INFO L84 FinitePrefix]: Finished finitePrefix Result has 234115 conditions, 22688 events. 11823/22688 cut-off events. For 881919/881943 co-relation queries the response was YES. Maximal size of possible extension queue 1655. Compared 214605 event pairs, 1034 based on Foata normal form. 539/23227 useless extension candidates. Maximal degree in co-relation 232221. Up to 10485 conditions per place. [2021-03-25 20:42:17,830 INFO L132 encePairwiseOnDemand]: 35/41 looper letters, 2559 selfloop transitions, 547 changer transitions 160/3273 dead transitions. [2021-03-25 20:42:17,831 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 3273 transitions, 73318 flow [2021-03-25 20:42:17,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 20:42:17,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 20:42:17,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 168 transitions. [2021-03-25 20:42:17,832 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5853658536585366 [2021-03-25 20:42:17,832 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 168 transitions. [2021-03-25 20:42:17,832 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 168 transitions. [2021-03-25 20:42:17,832 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:42:17,832 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 168 transitions. [2021-03-25 20:42:17,832 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 24.0) internal successors, (168), 7 states have internal predecessors, (168), 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) [2021-03-25 20:42:17,833 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 41.0) internal successors, (328), 8 states have internal predecessors, (328), 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) [2021-03-25 20:42:17,833 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 41.0) internal successors, (328), 8 states have internal predecessors, (328), 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) [2021-03-25 20:42:17,833 INFO L185 Difference]: Start difference. First operand has 251 places, 2188 transitions, 45476 flow. Second operand 7 states and 168 transitions. [2021-03-25 20:42:17,833 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 3273 transitions, 73318 flow [2021-03-25 20:42:26,394 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 3273 transitions, 72078 flow, removed 565 selfloop flow, removed 5 redundant places. [2021-03-25 20:42:26,443 INFO L241 Difference]: Finished difference. Result has 255 places, 2191 transitions, 46567 flow [2021-03-25 20:42:26,445 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=42959, PETRI_DIFFERENCE_MINUEND_PLACES=246, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=450, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1621, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=46567, PETRI_PLACES=255, PETRI_TRANSITIONS=2191} [2021-03-25 20:42:26,445 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 232 predicate places. [2021-03-25 20:42:26,445 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:42:26,445 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 255 places, 2191 transitions, 46567 flow [2021-03-25 20:42:26,445 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 255 places, 2191 transitions, 46567 flow [2021-03-25 20:42:26,467 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 255 places, 2191 transitions, 46567 flow [2021-03-25 20:42:27,546 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_C_18 (store v_C_19 v_k_29 (+ (select v_A_11 v_k_29) (select v_B_13 v_k_29)))) (= (+ v_k_29 1) v_k_28) (< v_k_29 v_N_16) (= v_k_28 v_p_16)) InVars {A=v_A_11, N=v_N_16, k=v_k_29, C=v_C_19, B=v_B_13} OutVars{A=v_A_11, p=v_p_16, N=v_N_16, k=v_k_28, C=v_C_18, B=v_B_13} AuxVars[] AssignedVars[p, k, C][60], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 18#L50true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 514#true, Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), 872#true, Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 254#true, Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 639#(<= l k), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:42:27,547 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:42:27,547 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:42:27,547 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:42:27,547 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:42:27,547 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1724], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 24#L49-1true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 595#(and (<= N i) (<= l i)), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), 639#(<= l k), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), 254#true, Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:42:27,547 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 20:42:27,547 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:42:27,547 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:42:27,547 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_C_18 (store v_C_19 v_k_29 (+ (select v_A_11 v_k_29) (select v_B_13 v_k_29)))) (= (+ v_k_29 1) v_k_28) (< v_k_29 v_N_16) (= v_k_28 v_p_16)) InVars {A=v_A_11, N=v_N_16, k=v_k_29, C=v_C_19, B=v_B_13} OutVars{A=v_A_11, p=v_p_16, N=v_N_16, k=v_k_28, C=v_C_18, B=v_B_13} AuxVars[] AssignedVars[p, k, C][60], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 18#L50true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 639#(<= l k), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:42:27,553 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1724], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 24#L49-1true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 813#(<= k (+ i 1)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 595#(and (<= N i) (<= l i)), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), 371#true, Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), 639#(<= l k), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k)), 254#true]) [2021-03-25 20:42:27,553 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:42:27,553 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:42:27,610 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1724], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 8#thread2EXITtrue, 24#L49-1true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 523#(<= k i), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 595#(and (<= N i) (<= l i)), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), 639#(<= l k), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, 448#(and (<= N k) (<= i k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), 734#true, Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 388#(<= i (+ k 1)), Black: 945#(<= i (+ l 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), 254#true, Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:42:27,610 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 20:42:27,610 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:42:27,610 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:42:27,610 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:42:28,097 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1724], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 8#thread2EXITtrue, 24#L49-1true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), 872#true, Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 595#(and (<= N i) (<= l i)), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), 639#(<= l k), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, 448#(and (<= N k) (<= i k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), 734#true, Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k)), 254#true]) [2021-03-25 20:42:28,097 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-03-25 20:42:28,097 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:42:28,097 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2021-03-25 20:42:28,097 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is not cut-off event [2021-03-25 20:42:28,097 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:42:32,378 INFO L129 PetriNetUnfolder]: 7875/17471 cut-off events. [2021-03-25 20:42:32,378 INFO L130 PetriNetUnfolder]: For 647906/650329 co-relation queries the response was YES. [2021-03-25 20:42:32,726 INFO L84 FinitePrefix]: Finished finitePrefix Result has 166091 conditions, 17471 events. 7875/17471 cut-off events. For 647906/650329 co-relation queries the response was YES. Maximal size of possible extension queue 1468. Compared 184481 event pairs, 285 based on Foata normal form. 771/18098 useless extension candidates. Maximal degree in co-relation 162120. Up to 4392 conditions per place. [2021-03-25 20:42:33,084 INFO L142 LiptonReduction]: Number of co-enabled transitions 5196 [2021-03-25 20:42:33,685 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:42:33,685 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:42:33,685 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7240 [2021-03-25 20:42:33,686 INFO L480 AbstractCegarLoop]: Abstraction has has 255 places, 2191 transitions, 46567 flow [2021-03-25 20:42:33,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 6 states have internal predecessors, (115), 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) [2021-03-25 20:42:33,686 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:42:33,686 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:42:33,909 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-25 20:42:33,909 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:42:33,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:42:33,910 INFO L82 PathProgramCache]: Analyzing trace with hash -584515917, now seen corresponding path program 9 times [2021-03-25 20:42:33,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:42:33,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675848096] [2021-03-25 20:42:33,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:42:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:42:33,932 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 20:42:33,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:42:33,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:33,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:33,949 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:42:33,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675848096] [2021-03-25 20:42:33,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046710954] [2021-03-25 20:42:33,949 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:42:33,977 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 20:42:33,977 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:42:33,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 20:42:33,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:42:33,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:42:33,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:42:33,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:42:33,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:42:33,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:33,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:42:33,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:33,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:42:33,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:42:34,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:42:34,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:42:34,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:42:34,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:42:34,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:42:34,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:42:34,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:42:34,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:42:34,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:42:34,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:42:34,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:34,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:34,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:34,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:34,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:34,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:34,028 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 20:42:34,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:42:34,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:42:34,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:42:34,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:42:34,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:34,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:42:34,039 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 20:42:34,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:42:34,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:42:34,047 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:42:34,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:42:34,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2021-03-25 20:42:34,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801702232] [2021-03-25 20:42:34,048 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 20:42:34,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:42:34,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 20:42:34,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-03-25 20:42:34,049 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 41 [2021-03-25 20:42:34,049 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 255 places, 2191 transitions, 46567 flow. Second operand has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 9 states have internal predecessors, (148), 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) [2021-03-25 20:42:34,049 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:42:34,049 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 41 [2021-03-25 20:42:34,049 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:43:06,794 INFO L129 PetriNetUnfolder]: 24249/48829 cut-off events. [2021-03-25 20:43:06,794 INFO L130 PetriNetUnfolder]: For 1879267/1879289 co-relation queries the response was YES. [2021-03-25 20:43:07,789 INFO L84 FinitePrefix]: Finished finitePrefix Result has 494303 conditions, 48829 events. 24249/48829 cut-off events. For 1879267/1879289 co-relation queries the response was YES. Maximal size of possible extension queue 3376. Compared 534277 event pairs, 301 based on Foata normal form. 299/49127 useless extension candidates. Maximal degree in co-relation 482468. Up to 12732 conditions per place. [2021-03-25 20:43:08,028 INFO L132 encePairwiseOnDemand]: 29/41 looper letters, 2903 selfloop transitions, 3059 changer transitions 50/6018 dead transitions. [2021-03-25 20:43:08,028 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 6018 transitions, 144754 flow [2021-03-25 20:43:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-25 20:43:08,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2021-03-25 20:43:08,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 852 transitions. [2021-03-25 20:43:08,031 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5195121951219512 [2021-03-25 20:43:08,031 INFO L72 ComplementDD]: Start complementDD. Operand 40 states and 852 transitions. [2021-03-25 20:43:08,031 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 852 transitions. [2021-03-25 20:43:08,032 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:43:08,032 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 40 states and 852 transitions. [2021-03-25 20:43:08,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 41 states, 40 states have (on average 21.3) internal successors, (852), 40 states have internal predecessors, (852), 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) [2021-03-25 20:43:08,035 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 41 states, 41 states have (on average 41.0) internal successors, (1681), 41 states have internal predecessors, (1681), 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) [2021-03-25 20:43:08,036 INFO L81 ComplementDD]: Finished complementDD. Result has 41 states, 41 states have (on average 41.0) internal successors, (1681), 41 states have internal predecessors, (1681), 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) [2021-03-25 20:43:08,036 INFO L185 Difference]: Start difference. First operand has 255 places, 2191 transitions, 46567 flow. Second operand 40 states and 852 transitions. [2021-03-25 20:43:08,036 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 6018 transitions, 144754 flow [2021-03-25 20:43:55,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 290 places, 6018 transitions, 143750 flow, removed 437 selfloop flow, removed 4 redundant places. [2021-03-25 20:43:55,576 INFO L241 Difference]: Finished difference. Result has 321 places, 4568 transitions, 115881 flow [2021-03-25 20:43:55,578 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=45924, PETRI_DIFFERENCE_MINUEND_PLACES=251, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=848, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=914, PETRI_DIFFERENCE_SUBTRAHEND_STATES=40, PETRI_FLOW=115881, PETRI_PLACES=321, PETRI_TRANSITIONS=4568} [2021-03-25 20:43:55,578 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 298 predicate places. [2021-03-25 20:43:55,578 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:43:55,578 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 321 places, 4568 transitions, 115881 flow [2021-03-25 20:43:55,578 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 321 places, 4568 transitions, 115881 flow [2021-03-25 20:43:55,639 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 321 places, 4568 transitions, 115881 flow [2021-03-25 20:43:57,465 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] L25-1-->thread1EXIT: Formula: (not (< v_i_16 v_N_8)) InVars {N=v_N_8, i=v_i_16} OutVars{N=v_N_8, i=v_i_16} AuxVars[] AssignedVars[][1220], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 9#L49true, 10#thread1EXITtrue, 26#L66true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, 1076#(and (<= N i) (<= l i) (<= l k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), 585#(and (<= N i) (<= (+ l 1) N)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 813#(<= k (+ i 1)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 695#(and (< l N) (<= l k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 639#(<= l k), 740#(<= N i), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:43:57,466 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 20:43:57,466 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:43:57,466 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:43:57,466 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:43:57,466 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_C_18 (store v_C_19 v_k_29 (+ (select v_A_11 v_k_29) (select v_B_13 v_k_29)))) (= (+ v_k_29 1) v_k_28) (< v_k_29 v_N_16) (= v_k_28 v_p_16)) InVars {A=v_A_11, N=v_N_16, k=v_k_29, C=v_C_19, B=v_B_13} OutVars{A=v_A_11, p=v_p_16, N=v_N_16, k=v_k_28, C=v_C_18, B=v_B_13} AuxVars[] AssignedVars[p, k, C][574], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 9#L49true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), 1072#(and (<= l i) (<= (+ l 1) k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 639#(<= l k), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:43:57,466 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 20:43:57,466 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:43:57,466 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:43:57,466 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:43:57,467 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([101] L37-1-->thread2EXIT: Formula: (not (< v_k_18 v_N_12)) InVars {N=v_N_12, k=v_k_18} OutVars{N=v_N_12, k=v_k_18} AuxVars[] AssignedVars[][1218], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 8#thread2EXITtrue, 9#L49true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), 1096#(and (<= N k) (<= l i) (<= l k)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), 872#true, Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 523#(<= k i), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), 377#(<= N k), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 639#(<= l k), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:43:57,467 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 20:43:57,467 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:43:57,468 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:43:57,468 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:44:19,819 INFO L129 PetriNetUnfolder]: 16949/37365 cut-off events. [2021-03-25 20:44:19,819 INFO L130 PetriNetUnfolder]: For 1793253/1798422 co-relation queries the response was YES. [2021-03-25 20:44:21,116 INFO L84 FinitePrefix]: Finished finitePrefix Result has 394830 conditions, 37365 events. 16949/37365 cut-off events. For 1793253/1798422 co-relation queries the response was YES. Maximal size of possible extension queue 2936. Compared 432848 event pairs, 385 based on Foata normal form. 2086/39262 useless extension candidates. Maximal degree in co-relation 387263. Up to 9381 conditions per place. [2021-03-25 20:44:21,782 INFO L142 LiptonReduction]: Number of co-enabled transitions 9498 [2021-03-25 20:44:25,618 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:44:25,618 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:44:25,619 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30041 [2021-03-25 20:44:25,620 INFO L480 AbstractCegarLoop]: Abstraction has has 321 places, 4568 transitions, 115881 flow [2021-03-25 20:44:25,620 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 9 states have internal predecessors, (148), 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) [2021-03-25 20:44:25,620 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:44:25,620 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:44:25,827 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-25 20:44:25,828 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:44:25,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:44:25,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1690619002, now seen corresponding path program 10 times [2021-03-25 20:44:25,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:44:25,828 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61775925] [2021-03-25 20:44:25,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:44:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:44:25,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:44:25,844 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 20:44:25,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:44:25,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:44:25,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,858 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:44:25,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61775925] [2021-03-25 20:44:25,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986143724] [2021-03-25 20:44:25,859 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:44:25,877 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 20:44:25,878 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:44:25,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 20:44:25,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:44:25,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:44:25,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:44:25,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:44:25,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:44:25,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:44:25,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:44:25,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:44:25,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:44:25,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:44:25,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:44:25,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,922 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 20:44:25,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:44:25,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:44:25,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:44:25,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:44:25,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:44:25,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:44:25,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:44:25,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:44:25,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:44:25,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:44:25,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:44:25,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:44:25,938 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 20:44:25,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:44:25,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:44:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:44:25,957 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:44:25,958 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-25 20:44:25,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394255118] [2021-03-25 20:44:25,958 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 20:44:25,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:44:25,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 20:44:25,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-25 20:44:25,959 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 41 [2021-03-25 20:44:25,959 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 4568 transitions, 115881 flow. Second operand has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 states have internal predecessors, (171), 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) [2021-03-25 20:44:25,959 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:44:25,959 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 41 [2021-03-25 20:44:25,959 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:46:10,446 INFO L129 PetriNetUnfolder]: 38645/78364 cut-off events. [2021-03-25 20:46:10,446 INFO L130 PetriNetUnfolder]: For 3811794/3811820 co-relation queries the response was YES. [2021-03-25 20:46:13,258 INFO L84 FinitePrefix]: Finished finitePrefix Result has 885727 conditions, 78364 events. 38645/78364 cut-off events. For 3811794/3811820 co-relation queries the response was YES. Maximal size of possible extension queue 4883. Compared 910285 event pairs, 3210 based on Foata normal form. 1194/79557 useless extension candidates. Maximal degree in co-relation 871746. Up to 33834 conditions per place. [2021-03-25 20:46:13,737 INFO L132 encePairwiseOnDemand]: 29/41 looper letters, 6761 selfloop transitions, 1988 changer transitions 145/8901 dead transitions. [2021-03-25 20:46:13,737 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 334 places, 8901 transitions, 248607 flow [2021-03-25 20:46:13,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-25 20:46:13,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-25 20:46:13,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 336 transitions. [2021-03-25 20:46:13,738 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5853658536585366 [2021-03-25 20:46:13,738 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 336 transitions. [2021-03-25 20:46:13,738 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 336 transitions. [2021-03-25 20:46:13,738 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:46:13,738 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 336 transitions. [2021-03-25 20:46:13,739 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 24.0) internal successors, (336), 14 states have internal predecessors, (336), 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) [2021-03-25 20:46:13,740 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 41.0) internal successors, (615), 15 states have internal predecessors, (615), 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) [2021-03-25 20:46:13,740 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 41.0) internal successors, (615), 15 states have internal predecessors, (615), 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) [2021-03-25 20:46:13,740 INFO L185 Difference]: Start difference. First operand has 321 places, 4568 transitions, 115881 flow. Second operand 14 states and 336 transitions. [2021-03-25 20:46:13,740 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 334 places, 8901 transitions, 248607 flow [2021-03-25 20:49:24,222 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 331 places, 8901 transitions, 231622 flow, removed 8349 selfloop flow, removed 3 redundant places. [2021-03-25 20:49:24,362 INFO L241 Difference]: Finished difference. Result has 342 places, 6333 transitions, 161120 flow [2021-03-25 20:49:24,365 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=107970, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4564, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=443, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2928, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=161120, PETRI_PLACES=342, PETRI_TRANSITIONS=6333} [2021-03-25 20:49:24,365 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 319 predicate places. [2021-03-25 20:49:24,366 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:49:24,366 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 342 places, 6333 transitions, 161120 flow [2021-03-25 20:49:24,366 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 342 places, 6333 transitions, 161120 flow [2021-03-25 20:49:24,435 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 338 places, 6333 transitions, 161120 flow [2021-03-25 20:49:27,046 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] L25-1-->thread1EXIT: Formula: (not (< v_i_16 v_N_8)) InVars {N=v_N_8, i=v_i_16} OutVars{N=v_N_8, i=v_i_16} AuxVars[] AssignedVars[][1500], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 9#L49true, 10#thread1EXITtrue, 26#L66true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, Black: 46#(and (= k 0) (= i 0)), 1080#(and (<= N i) (<= l i) (<= (+ l 1) k)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), 585#(and (<= N i) (<= (+ l 1) N)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, 1182#(<= k (+ l 1)), Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1233#(and (<= N l) (<= k l)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 639#(<= l k), Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1163#true, Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), 740#(<= N i), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:27,046 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 20:49:27,046 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:49:27,046 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:49:27,046 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:49:27,129 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] L25-1-->thread1EXIT: Formula: (not (< v_i_16 v_N_8)) InVars {N=v_N_8, i=v_i_16} OutVars{N=v_N_8, i=v_i_16} AuxVars[] AssignedVars[][3997], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 9#L49true, 10#thread1EXITtrue, 26#L66true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, 1076#(and (<= N i) (<= l i) (<= l k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), 585#(and (<= N i) (<= (+ l 1) N)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 695#(and (< l N) (<= l k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1233#(and (<= N l) (<= k l)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 639#(<= l k), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), 740#(<= N i), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:27,130 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:49:27,130 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:49:27,130 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:49:27,130 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:49:27,181 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([101] L37-1-->thread2EXIT: Formula: (not (< v_k_18 v_N_12)) InVars {N=v_N_12, k=v_k_18} OutVars{N=v_N_12, k=v_k_18} AuxVars[] AssignedVars[][4073], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 8#thread2EXITtrue, 9#L49true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), 1096#(and (<= N k) (<= l i) (<= l k)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 814#(<= k i), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), 377#(<= N k), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1233#(and (<= N l) (<= k l)), Black: 639#(<= l k), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), 734#true, Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:27,181 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 20:49:27,181 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:49:27,181 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:49:27,181 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 20:49:27,184 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_C_18 (store v_C_19 v_k_29 (+ (select v_A_11 v_k_29) (select v_B_13 v_k_29)))) (= (+ v_k_29 1) v_k_28) (< v_k_29 v_N_16) (= v_k_28 v_p_16)) InVars {A=v_A_11, N=v_N_16, k=v_k_29, C=v_C_19, B=v_B_13} OutVars{A=v_A_11, p=v_p_16, N=v_N_16, k=v_k_28, C=v_C_18, B=v_B_13} AuxVars[] AssignedVars[p, k, C][4870], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 9#L49true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), 1072#(and (<= l i) (<= (+ l 1) k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 814#(<= k i), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1233#(and (<= N l) (<= k l)), Black: 639#(<= l k), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), 734#true, Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:27,184 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 20:49:27,184 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 20:49:27,184 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:49:27,184 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:49:28,727 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_C_18 (store v_C_19 v_k_29 (+ (select v_A_11 v_k_29) (select v_B_13 v_k_29)))) (= (+ v_k_29 1) v_k_28) (< v_k_29 v_N_16) (= v_k_28 v_p_16)) InVars {A=v_A_11, N=v_N_16, k=v_k_29, C=v_C_19, B=v_B_13} OutVars{A=v_A_11, p=v_p_16, N=v_N_16, k=v_k_28, C=v_C_18, B=v_B_13} AuxVars[] AssignedVars[p, k, C][300], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 18#L50true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), 1072#(and (<= l i) (<= (+ l 1) k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1233#(and (<= N l) (<= k l)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 639#(<= l k), Black: 1172#(<= k l), 734#true, Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:28,727 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 20:49:28,727 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:49:28,727 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:49:28,727 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:49:29,403 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][4164], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 24#L49-1true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, 1084#(and (<= l (+ i 1)) (<= l k)), Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), 639#(<= l k), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, 1172#(<= k l), Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1233#(and (<= N l) (<= k l)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), 734#true, Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1163#true, Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), 254#true, Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:29,403 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 20:49:29,403 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:49:29,403 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:49:29,403 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is not cut-off event [2021-03-25 20:49:32,731 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] L25-1-->thread1EXIT: Formula: (not (< v_i_16 v_N_8)) InVars {N=v_N_8, i=v_i_16} OutVars{N=v_N_8, i=v_i_16} AuxVars[] AssignedVars[][2873], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 8#thread2EXITtrue, 9#L49true, 10#thread1EXITtrue, 792#(and (<= N i) (<= k i)), 26#L66true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, 814#(<= k i), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), 585#(and (<= N i) (<= (+ l 1) N)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), 448#(and (<= N k) (<= i k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1168#(<= N l), Black: 1233#(and (<= N l) (<= k l)), Black: 639#(<= l k), Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1163#true, Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:32,732 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:49:32,732 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:49:32,732 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:49:32,732 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:49:36,865 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1373], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 8#thread2EXITtrue, 792#(and (<= N i) (<= k i)), 24#L49-1true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, 814#(<= k i), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), 639#(<= l k), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 448#(and (<= N k) (<= i k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), 1233#(and (<= N l) (<= k l)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1168#(<= N l), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1163#true, Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k)), 254#true]) [2021-03-25 20:49:36,865 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 20:49:36,865 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:49:36,865 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:49:36,865 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:49:45,123 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([101] L37-1-->thread2EXIT: Formula: (not (< v_k_18 v_N_12)) InVars {N=v_N_12, k=v_k_18} OutVars{N=v_N_12, k=v_k_18} AuxVars[] AssignedVars[][3378], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 8#thread2EXITtrue, 10#thread1EXITtrue, 24#L49-1true, 792#(and (<= N i) (<= k i)), 26#L66true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 813#(<= k (+ i 1)), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 523#(<= k i), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 1102#(and (<= N k) (<= l k)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), 377#(<= N k), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1168#(<= N l), Black: 1233#(and (<= N l) (<= k l)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 639#(<= l k), Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 388#(<= i (+ k 1)), Black: 945#(<= i (+ l 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:45,124 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:49:45,124 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:49:45,124 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:49:45,124 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][4164], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 24#L49-1true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, 1084#(and (<= l (+ i 1)) (<= l k)), Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), 371#true, Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), 639#(<= l k), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) 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(<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1233#(and (<= N l) (<= k l)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), 734#true, Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1163#true, Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 388#(<= i (+ k 1)), Black: 945#(<= i (+ l 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), 254#true, Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:47,908 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_C_18 (store v_C_19 v_k_29 (+ (select v_A_11 v_k_29) (select v_B_13 v_k_29)))) (= (+ v_k_29 1) v_k_28) (< v_k_29 v_N_16) (= v_k_28 v_p_16)) InVars {A=v_A_11, N=v_N_16, k=v_k_29, C=v_C_19, B=v_B_13} OutVars{A=v_A_11, p=v_p_16, N=v_N_16, k=v_k_28, C=v_C_18, B=v_B_13} AuxVars[] AssignedVars[p, k, C][300], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 18#L50true, 26#L66true, 28#L25-1true, 30#L37-1true, 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k i), Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C csum) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= 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k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 388#(<= i (+ k 1)), Black: 945#(<= i (+ l 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= i asum) (= (+ i (select A i) (select B i)) csum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 20:49:47,908 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:49:47,908 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:50:08,784 INFO L129 PetriNetUnfolder]: 27090/59897 cut-off events. [2021-03-25 20:50:08,784 INFO L130 PetriNetUnfolder]: For 2785632/2793704 co-relation queries the response was YES. [2021-03-25 20:50:10,836 INFO L84 FinitePrefix]: Finished finitePrefix Result has 638371 conditions, 59897 events. 27090/59897 cut-off events. For 2785632/2793704 co-relation queries the response was YES. Maximal size of possible extension queue 4142. Compared 732935 event pairs, 757 based on Foata normal form. 3009/62339 useless extension candidates. Maximal degree in co-relation 627149. Up to 13473 conditions per place. [2021-03-25 20:50:11,825 INFO L142 LiptonReduction]: Number of co-enabled transitions 13812 [2021-03-25 20:50:16,679 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:50:16,679 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:50:16,679 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 52313 [2021-03-25 20:50:16,680 INFO L480 AbstractCegarLoop]: Abstraction has has 338 places, 6333 transitions, 161120 flow [2021-03-25 20:50:16,680 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 states have internal predecessors, (171), 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) [2021-03-25 20:50:16,680 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:50:16,680 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:50:16,882 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,14 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:50:16,882 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 20:50:16,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:50:16,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1980370636, now seen corresponding path program 11 times [2021-03-25 20:50:16,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:50:16,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525169704] [2021-03-25 20:50:16,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:50:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:50:16,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:50:16,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:50:16,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,914 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:50:16,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525169704] [2021-03-25 20:50:16,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294302234] [2021-03-25 20:50:16,914 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:50:16,941 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-25 20:50:16,941 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:50:16,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 20:50:16,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:50:16,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:50:16,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:50:16,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:50:16,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:50:16,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:50:16,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:50:16,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:50:16,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:50:16,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:50:16,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:50:16,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:50:16,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:50:16,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:50:16,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:50:16,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:50:16,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:50:16,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:50:16,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:50:16,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:50:16,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:50:16,978 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 20:50:16,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:50:16,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:50:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:50:16,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-25 20:50:16,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-03-25 20:50:16,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794289278] [2021-03-25 20:50:16,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 20:50:16,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:50:16,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 20:50:16,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 20:50:16,991 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 41 [2021-03-25 20:50:16,992 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 6333 transitions, 161120 flow. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 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) [2021-03-25 20:50:16,992 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:50:16,992 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 41 [2021-03-25 20:50:16,992 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:52:33,399 INFO L129 PetriNetUnfolder]: 35443/74006 cut-off events. [2021-03-25 20:52:33,399 INFO L130 PetriNetUnfolder]: For 3613921/3619884 co-relation queries the response was YES. [2021-03-25 20:52:35,862 INFO L84 FinitePrefix]: Finished finitePrefix Result has 828926 conditions, 74006 events. 35443/74006 cut-off events. For 3613921/3619884 co-relation queries the response was YES. Maximal size of possible extension queue 4383. Compared 869163 event pairs, 1313 based on Foata normal form. 4759/77946 useless extension candidates. Maximal degree in co-relation 819028. Up to 35056 conditions per place. [2021-03-25 20:52:36,303 INFO L132 encePairwiseOnDemand]: 32/41 looper letters, 4125 selfloop transitions, 669 changer transitions 70/6629 dead transitions. [2021-03-25 20:52:36,303 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 6629 transitions, 179000 flow [2021-03-25 20:52:36,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 20:52:36,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 20:52:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 142 transitions. [2021-03-25 20:52:36,305 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6926829268292682 [2021-03-25 20:52:36,305 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 142 transitions. [2021-03-25 20:52:36,305 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 142 transitions. [2021-03-25 20:52:36,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:52:36,305 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 142 transitions. [2021-03-25 20:52:36,305 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 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) [2021-03-25 20:52:36,305 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 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) [2021-03-25 20:52:36,306 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 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) [2021-03-25 20:52:36,306 INFO L185 Difference]: Start difference. First operand has 338 places, 6333 transitions, 161120 flow. Second operand 5 states and 142 transitions. [2021-03-25 20:52:36,306 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 6629 transitions, 179000 flow Received shutdown request... [2021-03-25 20:54:25,804 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:54:25,805 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-25 20:54:25,808 WARN L224 ceAbstractionStarter]: Timeout [2021-03-25 20:54:25,808 INFO L202 PluginConnector]: Adding new model three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 08:54:25 BasicIcfg [2021-03-25 20:54:25,808 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 20:54:25,808 INFO L168 Benchmark]: Toolchain (without parser) took 819391.16 ms. Allocated memory was 255.9 MB in the beginning and 11.9 GB in the end (delta: 11.6 GB). Free memory was 236.4 MB in the beginning and 8.3 GB in the end (delta: -8.1 GB). Peak memory consumption was 8.1 GB. Max. memory is 16.0 GB. [2021-03-25 20:54:25,820 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 20:54:25,820 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.41 ms. Allocated memory is still 255.9 MB. Free memory was 236.2 MB in the beginning and 235.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 20:54:25,820 INFO L168 Benchmark]: Boogie Preprocessor took 18.41 ms. Allocated memory is still 255.9 MB. Free memory was 235.0 MB in the beginning and 233.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 20:54:25,820 INFO L168 Benchmark]: RCFGBuilder took 246.86 ms. Allocated memory is still 255.9 MB. Free memory was 233.6 MB in the beginning and 235.4 MB in the end (delta: -1.7 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.0 GB. [2021-03-25 20:54:25,820 INFO L168 Benchmark]: TraceAbstraction took 819100.00 ms. Allocated memory was 255.9 MB in the beginning and 11.9 GB in the end (delta: 11.6 GB). Free memory was 235.2 MB in the beginning and 8.3 GB in the end (delta: -8.1 GB). Peak memory consumption was 8.1 GB. Max. memory is 16.0 GB. [2021-03-25 20:54:25,821 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 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 21.41 ms. Allocated memory is still 255.9 MB. Free memory was 236.2 MB in the beginning and 235.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 18.41 ms. Allocated memory is still 255.9 MB. Free memory was 235.0 MB in the beginning and 233.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 246.86 ms. Allocated memory is still 255.9 MB. Free memory was 233.6 MB in the beginning and 235.4 MB in the end (delta: -1.7 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 819100.00 ms. Allocated memory was 255.9 MB in the beginning and 11.9 GB in the end (delta: 11.6 GB). Free memory was 235.2 MB in the beginning and 8.3 GB in the end (delta: -8.1 GB). Peak memory consumption was 8.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 228.8ms, 30 PlacesBefore, 23 PlacesAfterwards, 24 TransitionsBefore, 17 TransitionsAfterwards, 184 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 7 TotalNumberOfCompositions, 90 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 70, positive: 66, positive conditional: 0, positive unconditional: 66, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 69, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 69, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 70, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 69, unknown conditional: 0, unknown unconditional: 69] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 16.2ms, 20 PlacesBefore, 20 PlacesAfterwards, 19 TransitionsBefore, 19 TransitionsAfterwards, 108 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17.4ms, 24 PlacesBefore, 24 PlacesAfterwards, 24 TransitionsBefore, 24 TransitionsAfterwards, 158 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26.0ms, 31 PlacesBefore, 31 PlacesAfterwards, 28 TransitionsBefore, 28 TransitionsAfterwards, 178 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10.2ms, 35 PlacesBefore, 34 PlacesAfterwards, 28 TransitionsBefore, 28 TransitionsAfterwards, 166 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.0ms, 33 PlacesBefore, 33 PlacesAfterwards, 27 TransitionsBefore, 27 TransitionsAfterwards, 130 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10.6ms, 37 PlacesBefore, 36 PlacesAfterwards, 27 TransitionsBefore, 27 TransitionsAfterwards, 132 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17.7ms, 40 PlacesBefore, 40 PlacesAfterwards, 34 TransitionsBefore, 34 TransitionsAfterwards, 192 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.8ms, 46 PlacesBefore, 46 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 236 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31.4ms, 52 PlacesBefore, 52 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 270 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 253.2ms, 92 PlacesBefore, 92 PlacesAfterwards, 118 TransitionsBefore, 118 TransitionsAfterwards, 654 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 33 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 33, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, 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: 2, positive: 2, positive conditional: 0, positive unconditional: 2, 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: 33, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 465.9ms, 147 PlacesBefore, 147 PlacesAfterwards, 371 TransitionsBefore, 371 TransitionsAfterwards, 1450 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 879.1ms, 193 PlacesBefore, 193 PlacesAfterwards, 687 TransitionsBefore, 687 TransitionsAfterwards, 2102 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 632 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 632, positive: 632, positive conditional: 0, positive unconditional: 632, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 632, positive: 632, positive conditional: 0, positive unconditional: 632, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1728.7ms, 222 PlacesBefore, 222 PlacesAfterwards, 1348 TransitionsBefore, 1348 TransitionsAfterwards, 3392 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2984.8ms, 236 PlacesBefore, 236 PlacesAfterwards, 1712 TransitionsBefore, 1712 TransitionsAfterwards, 4412 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3617.2ms, 242 PlacesBefore, 242 PlacesAfterwards, 1819 TransitionsBefore, 1819 TransitionsAfterwards, 4712 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7285.8ms, 251 PlacesBefore, 251 PlacesAfterwards, 2188 TransitionsBefore, 2188 TransitionsAfterwards, 5408 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7239.8ms, 255 PlacesBefore, 255 PlacesAfterwards, 2191 TransitionsBefore, 2191 TransitionsAfterwards, 5196 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 30040.1ms, 321 PlacesBefore, 321 PlacesAfterwards, 4568 TransitionsBefore, 4568 TransitionsAfterwards, 9498 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 52313.1ms, 342 PlacesBefore, 338 PlacesAfterwards, 6333 TransitionsBefore, 6333 TransitionsAfterwards, 13812 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 71). Cancelled while executing RemoveRedundantFlow. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 8.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 818974.8ms, OverallIterations: 20, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 705655.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 293.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 114 SDtfs, 912 SDslu, 173 SDs, 0 SdLazy, 2371 SolverSat, 424 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1366.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 456 GetRequests, 205 SyntacticMatches, 8 SemanticMatches, 243 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1575 ImplicationChecksByTransitivity, 1740.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=161120occurred in iteration=19, InterpolantAutomatonStates: 240, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 79.9ms SsaConstructionTime, 292.9ms SatisfiabilityAnalysisTime, 2260.1ms InterpolantComputationTime, 558 NumberOfCodeBlocks, 553 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 524 ConstructedInterpolants, 0 QuantifiedInterpolants, 3369 SizeOfPredicates, 23 NumberOfNonLiveVariables, 954 ConjunctsInSsa, 123 ConjunctsInUnsatCore, 34 InterpolantComputations, 7 PerfectInterpolantSequences, 82/150 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown